From 2e6b2a81528df758e6c349e70147ddee0ff53ca8 Mon Sep 17 00:00:00 2001
From: Nick Craver <nrcraver@gmail.com>
Date: Wed, 9 Aug 2023 08:10:53 -0400
Subject: [PATCH] [Tests] Remove Moq as a dependency (#2522)

This is a test-only change. I don't want to risk an upgrade and harvesting PII from anyone who works on our project, so I'm removing Moq immediately. See https://github.com/moq/moq/issues/1372 for details/discussion.
---
 Directory.Packages.props                      |    3 +-
 .../KeyPrefixedBatchTests.cs                  |   14 +-
 .../KeyPrefixedDatabaseTests.cs               |  413 +++----
 .../KeyPrefixedTests.cs                       | 1079 +++++++++--------
 .../KeyPrefixedTransactionTests.cs            |   42 +-
 .../StackExchange.Redis.Tests.csproj          |    1 -
 6 files changed, 776 insertions(+), 776 deletions(-)

diff --git a/Directory.Packages.props b/Directory.Packages.props
index 309672642..91a4646c0 100644
--- a/Directory.Packages.props
+++ b/Directory.Packages.props
@@ -15,10 +15,9 @@
     <PackageVersion Include="Microsoft.NETFramework.ReferenceAssemblies" Version="1.0.2" />
     <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.1.0" />
     <PackageVersion Include="Microsoft.SourceLink.GitHub" Version="1.1.1" />
-    <PackageVersion Include="Moq" Version="4.17.2" />
     <PackageVersion Include="Nerdbank.GitVersioning" Version="3.4.255" />
     <PackageVersion Include="Newtonsoft.Json" Version="13.0.1" />
-    <PackageVersion Include="NSubstitute" Version="4.3.0" />
+    <PackageVersion Include="NSubstitute" Version="5.0.0" />
     <PackageVersion Include="StackExchange.Redis" Version="2.6.96" />
     <!-- For binding redirect testing, main package gets this transitively -->
     <PackageVersion Include="System.IO.Pipelines" Version="5.0.1" />
diff --git a/tests/StackExchange.Redis.Tests/KeyPrefixedBatchTests.cs b/tests/StackExchange.Redis.Tests/KeyPrefixedBatchTests.cs
index 4d0700eb0..0a38766af 100644
--- a/tests/StackExchange.Redis.Tests/KeyPrefixedBatchTests.cs
+++ b/tests/StackExchange.Redis.Tests/KeyPrefixedBatchTests.cs
@@ -1,26 +1,26 @@
-using Moq;
-using StackExchange.Redis.KeyspaceIsolation;
+using StackExchange.Redis.KeyspaceIsolation;
 using System.Text;
+using NSubstitute;
 using Xunit;
 
 namespace StackExchange.Redis.Tests;
 
-[Collection(nameof(MoqDependentCollection))]
+[Collection(nameof(SubstituteDependentCollection))]
 public sealed class KeyPrefixedBatchTests
 {
-    private readonly Mock<IBatch> mock;
+    private readonly IBatch mock;
     private readonly KeyPrefixedBatch prefixed;
 
     public KeyPrefixedBatchTests()
     {
-        mock = new Mock<IBatch>();
-        prefixed = new KeyPrefixedBatch(mock.Object, Encoding.UTF8.GetBytes("prefix:"));
+        mock = Substitute.For<IBatch>();
+        prefixed = new KeyPrefixedBatch(mock, Encoding.UTF8.GetBytes("prefix:"));
     }
 
     [Fact]
     public void Execute()
     {
         prefixed.Execute();
-        mock.Verify(_ => _.Execute(), Times.Once());
+        mock.Received(1).Execute();
     }
 }
diff --git a/tests/StackExchange.Redis.Tests/KeyPrefixedDatabaseTests.cs b/tests/StackExchange.Redis.Tests/KeyPrefixedDatabaseTests.cs
index b4eff605a..587d5a0da 100644
--- a/tests/StackExchange.Redis.Tests/KeyPrefixedDatabaseTests.cs
+++ b/tests/StackExchange.Redis.Tests/KeyPrefixedDatabaseTests.cs
@@ -3,35 +3,35 @@
 using System.Linq.Expressions;
 using System.Net;
 using System.Text;
-using Moq;
+using NSubstitute;
 using StackExchange.Redis.KeyspaceIsolation;
 using Xunit;
 
 namespace StackExchange.Redis.Tests;
 
-[CollectionDefinition(nameof(MoqDependentCollection), DisableParallelization = true)]
-public class MoqDependentCollection { }
+[CollectionDefinition(nameof(SubstituteDependentCollection), DisableParallelization = true)]
+public class SubstituteDependentCollection { }
 
-[Collection(nameof(MoqDependentCollection))]
+[Collection(nameof(SubstituteDependentCollection))]
 public sealed class KeyPrefixedDatabaseTests
 {
-    private readonly Mock<IDatabase> mock;
+    private readonly IDatabase mock;
     private readonly IDatabase prefixed;
 
     public KeyPrefixedDatabaseTests()
     {
-        mock = new Mock<IDatabase>();
-        prefixed = new KeyPrefixedDatabase(mock.Object, Encoding.UTF8.GetBytes("prefix:"));
+        mock = Substitute.For<IDatabase>();
+        prefixed = new KeyPrefixedDatabase(mock, Encoding.UTF8.GetBytes("prefix:"));
     }
 
     [Fact]
     public void CreateBatch()
     {
         object asyncState = new();
-        IBatch innerBatch = new Mock<IBatch>().Object;
-        mock.Setup(_ => _.CreateBatch(asyncState)).Returns(innerBatch);
+        IBatch innerBatch = Substitute.For<IBatch>();
+        mock.CreateBatch(asyncState).Returns(innerBatch);
         IBatch wrappedBatch = prefixed.CreateBatch(asyncState);
-        mock.Verify(_ => _.CreateBatch(asyncState));
+        mock.Received().CreateBatch(asyncState);
         Assert.IsType<KeyPrefixedBatch>(wrappedBatch);
         Assert.Same(innerBatch, ((KeyPrefixedBatch)wrappedBatch).Inner);
     }
@@ -40,10 +40,10 @@ public void CreateBatch()
     public void CreateTransaction()
     {
         object asyncState = new();
-        ITransaction innerTransaction = new Mock<ITransaction>().Object;
-        mock.Setup(_ => _.CreateTransaction(asyncState)).Returns(innerTransaction);
+        ITransaction innerTransaction = Substitute.For<ITransaction>();
+        mock.CreateTransaction(asyncState).Returns(innerTransaction);
         ITransaction wrappedTransaction = prefixed.CreateTransaction(asyncState);
-        mock.Verify(_ => _.CreateTransaction(asyncState));
+        mock.Received().CreateTransaction(asyncState);
         Assert.IsType<KeyPrefixedTransaction>(wrappedTransaction);
         Assert.Same(innerTransaction, ((KeyPrefixedTransaction)wrappedTransaction).Inner);
     }
@@ -52,13 +52,13 @@ public void CreateTransaction()
     public void DebugObject()
     {
         prefixed.DebugObject("key", CommandFlags.None);
-        mock.Verify(_ => _.DebugObject("prefix:key", CommandFlags.None));
+        mock.Received().DebugObject("prefix:key", CommandFlags.None);
     }
 
     [Fact]
     public void Get_Database()
     {
-        mock.SetupGet(_ => _.Database).Returns(123);
+        mock.Database.Returns(123);
         Assert.Equal(123, prefixed.Database);
     }
 
@@ -66,21 +66,21 @@ public void Get_Database()
     public void HashDecrement_1()
     {
         prefixed.HashDecrement("key", "hashField", 123, CommandFlags.None);
-        mock.Verify(_ => _.HashDecrement("prefix:key", "hashField", 123, CommandFlags.None));
+        mock.Received().HashDecrement("prefix:key", "hashField", 123, CommandFlags.None);
     }
 
     [Fact]
     public void HashDecrement_2()
     {
         prefixed.HashDecrement("key", "hashField", 1.23, CommandFlags.None);
-        mock.Verify(_ => _.HashDecrement("prefix:key", "hashField", 1.23, CommandFlags.None));
+        mock.Received().HashDecrement("prefix:key", "hashField", 1.23, CommandFlags.None);
     }
 
     [Fact]
     public void HashDelete_1()
     {
         prefixed.HashDelete("key", "hashField", CommandFlags.None);
-        mock.Verify(_ => _.HashDelete("prefix:key", "hashField", CommandFlags.None));
+        mock.Received().HashDelete("prefix:key", "hashField", CommandFlags.None);
     }
 
     [Fact]
@@ -88,21 +88,21 @@ public void HashDelete_2()
     {
         RedisValue[] hashFields = Array.Empty<RedisValue>();
         prefixed.HashDelete("key", hashFields, CommandFlags.None);
-        mock.Verify(_ => _.HashDelete("prefix:key", hashFields, CommandFlags.None));
+        mock.Received().HashDelete("prefix:key", hashFields, CommandFlags.None);
     }
 
     [Fact]
     public void HashExists()
     {
         prefixed.HashExists("key", "hashField", CommandFlags.None);
-        mock.Verify(_ => _.HashExists("prefix:key", "hashField", CommandFlags.None));
+        mock.Received().HashExists("prefix:key", "hashField", CommandFlags.None);
     }
 
     [Fact]
     public void HashGet_1()
     {
         prefixed.HashGet("key", "hashField", CommandFlags.None);
-        mock.Verify(_ => _.HashGet("prefix:key", "hashField", CommandFlags.None));
+        mock.Received().HashGet("prefix:key", "hashField", CommandFlags.None);
     }
 
     [Fact]
@@ -110,56 +110,56 @@ public void HashGet_2()
     {
         RedisValue[] hashFields = Array.Empty<RedisValue>();
         prefixed.HashGet("key", hashFields, CommandFlags.None);
-        mock.Verify(_ => _.HashGet("prefix:key", hashFields, CommandFlags.None));
+        mock.Received().HashGet("prefix:key", hashFields, CommandFlags.None);
     }
 
     [Fact]
     public void HashGetAll()
     {
         prefixed.HashGetAll("key", CommandFlags.None);
-        mock.Verify(_ => _.HashGetAll("prefix:key", CommandFlags.None));
+        mock.Received().HashGetAll("prefix:key", CommandFlags.None);
     }
 
     [Fact]
     public void HashIncrement_1()
     {
         prefixed.HashIncrement("key", "hashField", 123, CommandFlags.None);
-        mock.Verify(_ => _.HashIncrement("prefix:key", "hashField", 123, CommandFlags.None));
+        mock.Received().HashIncrement("prefix:key", "hashField", 123, CommandFlags.None);
     }
 
     [Fact]
     public void HashIncrement_2()
     {
         prefixed.HashIncrement("key", "hashField", 1.23, CommandFlags.None);
-        mock.Verify(_ => _.HashIncrement("prefix:key", "hashField", 1.23, CommandFlags.None));
+        mock.Received().HashIncrement("prefix:key", "hashField", 1.23, CommandFlags.None);
     }
 
     [Fact]
     public void HashKeys()
     {
         prefixed.HashKeys("key", CommandFlags.None);
-        mock.Verify(_ => _.HashKeys("prefix:key", CommandFlags.None));
+        mock.Received().HashKeys("prefix:key", CommandFlags.None);
     }
 
     [Fact]
     public void HashLength()
     {
         prefixed.HashLength("key", CommandFlags.None);
-        mock.Verify(_ => _.HashLength("prefix:key", CommandFlags.None));
+        mock.Received().HashLength("prefix:key", CommandFlags.None);
     }
 
     [Fact]
     public void HashScan()
     {
         prefixed.HashScan("key", "pattern", 123, flags: CommandFlags.None);
-        mock.Verify(_ => _.HashScan("prefix:key", "pattern", 123, CommandFlags.None));
+        mock.Received().HashScan("prefix:key", "pattern", 123, CommandFlags.None);
     }
 
     [Fact]
     public void HashScan_Full()
     {
         prefixed.HashScan("key", "pattern", 123, 42, 64, flags: CommandFlags.None);
-        mock.Verify(_ => _.HashScan("prefix:key", "pattern", 123, 42, 64, CommandFlags.None));
+        mock.Received().HashScan("prefix:key", "pattern", 123, 42, 64, CommandFlags.None);
     }
 
     [Fact]
@@ -167,35 +167,35 @@ public void HashSet_1()
     {
         HashEntry[] hashFields = Array.Empty<HashEntry>();
         prefixed.HashSet("key", hashFields, CommandFlags.None);
-        mock.Verify(_ => _.HashSet("prefix:key", hashFields, CommandFlags.None));
+        mock.Received().HashSet("prefix:key", hashFields, CommandFlags.None);
     }
 
     [Fact]
     public void HashSet_2()
     {
         prefixed.HashSet("key", "hashField", "value", When.Exists, CommandFlags.None);
-        mock.Verify(_ => _.HashSet("prefix:key", "hashField", "value", When.Exists, CommandFlags.None));
+        mock.Received().HashSet("prefix:key", "hashField", "value", When.Exists, CommandFlags.None);
     }
 
     [Fact]
     public void HashStringLength()
     {
         prefixed.HashStringLength("key", "field", CommandFlags.None);
-        mock.Verify(_ => _.HashStringLength("prefix:key", "field", CommandFlags.None));
+        mock.Received().HashStringLength("prefix:key", "field", CommandFlags.None);
     }
 
     [Fact]
     public void HashValues()
     {
         prefixed.HashValues("key", CommandFlags.None);
-        mock.Verify(_ => _.HashValues("prefix:key", CommandFlags.None));
+        mock.Received().HashValues("prefix:key", CommandFlags.None);
     }
 
     [Fact]
     public void HyperLogLogAdd_1()
     {
         prefixed.HyperLogLogAdd("key", "value", CommandFlags.None);
-        mock.Verify(_ => _.HyperLogLogAdd("prefix:key", "value", CommandFlags.None));
+        mock.Received().HyperLogLogAdd("prefix:key", "value", CommandFlags.None);
     }
 
     [Fact]
@@ -203,81 +203,81 @@ public void HyperLogLogAdd_2()
     {
         RedisValue[] values = Array.Empty<RedisValue>();
         prefixed.HyperLogLogAdd("key", values, CommandFlags.None);
-        mock.Verify(_ => _.HyperLogLogAdd("prefix:key", values, CommandFlags.None));
+        mock.Received().HyperLogLogAdd("prefix:key", values, CommandFlags.None);
     }
 
     [Fact]
     public void HyperLogLogLength()
     {
         prefixed.HyperLogLogLength("key", CommandFlags.None);
-        mock.Verify(_ => _.HyperLogLogLength("prefix:key", CommandFlags.None));
+        mock.Received().HyperLogLogLength("prefix:key", CommandFlags.None);
     }
 
     [Fact]
     public void HyperLogLogMerge_1()
     {
         prefixed.HyperLogLogMerge("destination", "first", "second", CommandFlags.None);
-        mock.Verify(_ => _.HyperLogLogMerge("prefix:destination", "prefix:first", "prefix:second", CommandFlags.None));
+        mock.Received().HyperLogLogMerge("prefix:destination", "prefix:first", "prefix:second", CommandFlags.None);
     }
 
     [Fact]
     public void HyperLogLogMerge_2()
     {
         RedisKey[] keys = new RedisKey[] { "a", "b" };
-        Expression<Func<RedisKey[], bool>> valid = _ => _.Length == 2 && _[0] == "prefix:a" && _[1] == "prefix:b";
+        Expression<Predicate<RedisKey[]>> valid = _ => _.Length == 2 && _[0] == "prefix:a" && _[1] == "prefix:b";
         prefixed.HyperLogLogMerge("destination", keys, CommandFlags.None);
-        mock.Verify(_ => _.HyperLogLogMerge("prefix:destination", It.Is(valid), CommandFlags.None));
+        mock.Received().HyperLogLogMerge("prefix:destination", Arg.Is(valid), CommandFlags.None);
     }
 
     [Fact]
     public void IdentifyEndpoint()
     {
         prefixed.IdentifyEndpoint("key", CommandFlags.None);
-        mock.Verify(_ => _.IdentifyEndpoint("prefix:key", CommandFlags.None));
+        mock.Received().IdentifyEndpoint("prefix:key", CommandFlags.None);
     }
 
     [Fact]
     public void KeyCopy()
     {
         prefixed.KeyCopy("key", "destination", flags: CommandFlags.None);
-        mock.Verify(_ => _.KeyCopy("prefix:key", "prefix:destination", -1, false, CommandFlags.None));
+        mock.Received().KeyCopy("prefix:key", "prefix:destination", -1, false, CommandFlags.None);
     }
 
     [Fact]
     public void KeyDelete_1()
     {
         prefixed.KeyDelete("key", CommandFlags.None);
-        mock.Verify(_ => _.KeyDelete("prefix:key", CommandFlags.None));
+        mock.Received().KeyDelete("prefix:key", CommandFlags.None);
     }
 
     [Fact]
     public void KeyDelete_2()
     {
         RedisKey[] keys = new RedisKey[] { "a", "b" };
-        Expression<Func<RedisKey[], bool>> valid = _ => _.Length == 2 && _[0] == "prefix:a" && _[1] == "prefix:b";
+        Expression<Predicate<RedisKey[]>> valid = _ => _.Length == 2 && _[0] == "prefix:a" && _[1] == "prefix:b";
         prefixed.KeyDelete(keys, CommandFlags.None);
-        mock.Verify(_ => _.KeyDelete(It.Is(valid), CommandFlags.None));
+        mock.Received().KeyDelete(Arg.Is(valid), CommandFlags.None);
     }
 
     [Fact]
     public void KeyDump()
     {
         prefixed.KeyDump("key", CommandFlags.None);
-        mock.Verify(_ => _.KeyDump("prefix:key", CommandFlags.None));
+        mock.Received().KeyDump("prefix:key", CommandFlags.None);
     }
 
     [Fact]
     public void KeyEncoding()
     {
         prefixed.KeyEncoding("key", CommandFlags.None);
-        mock.Verify(_ => _.KeyEncoding("prefix:key", CommandFlags.None));
+        mock.Received().KeyEncoding("prefix:key", CommandFlags.None);
     }
 
     [Fact]
     public void KeyExists()
     {
         prefixed.KeyExists("key", CommandFlags.None);
-        mock.Verify(_ => _.KeyExists("prefix:key", CommandFlags.None));
+        mock.Received().KeyExists("prefix:key", CommandFlags.None);
     }
 
     [Fact]
@@ -285,7 +285,7 @@ public void KeyExpire_1()
     {
         TimeSpan expiry = TimeSpan.FromSeconds(123);
         prefixed.KeyExpire("key", expiry, CommandFlags.None);
-        mock.Verify(_ => _.KeyExpire("prefix:key", expiry, CommandFlags.None));
+        mock.Received().KeyExpire("prefix:key", expiry, CommandFlags.None);
     }
 
     [Fact]
@@ -293,7 +293,7 @@ public void KeyExpire_2()
     {
         DateTime expiry = DateTime.Now;
         prefixed.KeyExpire("key", expiry, CommandFlags.None);
-        mock.Verify(_ => _.KeyExpire("prefix:key", expiry, CommandFlags.None));
+        mock.Received().KeyExpire("prefix:key", expiry, CommandFlags.None);
     }
 
     [Fact]
@@ -301,7 +301,7 @@ public void KeyExpire_3()
     {
         TimeSpan expiry = TimeSpan.FromSeconds(123);
         prefixed.KeyExpire("key", expiry, ExpireWhen.HasNoExpiry, CommandFlags.None);
-        mock.Verify(_ => _.KeyExpire("prefix:key", expiry, ExpireWhen.HasNoExpiry, CommandFlags.None));
+        mock.Received().KeyExpire("prefix:key", expiry, ExpireWhen.HasNoExpiry, CommandFlags.None);
     }
 
     [Fact]
@@ -309,21 +309,21 @@ public void KeyExpire_4()
     {
         DateTime expiry = DateTime.Now;
         prefixed.KeyExpire("key", expiry, ExpireWhen.HasNoExpiry, CommandFlags.None);
-        mock.Verify(_ => _.KeyExpire("prefix:key", expiry, ExpireWhen.HasNoExpiry, CommandFlags.None));
+        mock.Received().KeyExpire("prefix:key", expiry, ExpireWhen.HasNoExpiry, CommandFlags.None);
     }
 
     [Fact]
     public void KeyExpireTime()
     {
         prefixed.KeyExpireTime("key", CommandFlags.None);
-        mock.Verify(_ => _.KeyExpireTime("prefix:key", CommandFlags.None));
+        mock.Received().KeyExpireTime("prefix:key", CommandFlags.None);
     }
 
     [Fact]
     public void KeyFrequency()
     {
         prefixed.KeyFrequency("key", CommandFlags.None);
-        mock.Verify(_ => _.KeyFrequency("prefix:key", CommandFlags.None));
+        mock.Received().KeyFrequency("prefix:key", CommandFlags.None);
     }
 
     [Fact]
@@ -331,21 +331,21 @@ public void KeyMigrate()
     {
         EndPoint toServer = new IPEndPoint(IPAddress.Loopback, 123);
         prefixed.KeyMigrate("key", toServer, 123, 456, MigrateOptions.Copy, CommandFlags.None);
-        mock.Verify(_ => _.KeyMigrate("prefix:key", toServer, 123, 456, MigrateOptions.Copy, CommandFlags.None));
+        mock.Received().KeyMigrate("prefix:key", toServer, 123, 456, MigrateOptions.Copy, CommandFlags.None);
     }
 
     [Fact]
     public void KeyMove()
     {
         prefixed.KeyMove("key", 123, CommandFlags.None);
-        mock.Verify(_ => _.KeyMove("prefix:key", 123, CommandFlags.None));
+        mock.Received().KeyMove("prefix:key", 123, CommandFlags.None);
     }
 
     [Fact]
     public void KeyPersist()
     {
         prefixed.KeyPersist("key", CommandFlags.None);
-        mock.Verify(_ => _.KeyPersist("prefix:key", CommandFlags.None));
+        mock.Received().KeyPersist("prefix:key", CommandFlags.None);
     }
 
     [Fact]
@@ -358,14 +358,14 @@ public void KeyRandom()
     public void KeyRefCount()
     {
         prefixed.KeyRefCount("key", CommandFlags.None);
-        mock.Verify(_ => _.KeyRefCount("prefix:key", CommandFlags.None));
+        mock.Received().KeyRefCount("prefix:key", CommandFlags.None);
     }
 
     [Fact]
     public void KeyRename()
     {
         prefixed.KeyRename("key", "newKey", When.Exists, CommandFlags.None);
-        mock.Verify(_ => _.KeyRename("prefix:key", "prefix:newKey", When.Exists, CommandFlags.None));
+        mock.Received().KeyRename("prefix:key", "prefix:newKey", When.Exists, CommandFlags.None);
     }
 
     [Fact]
@@ -374,63 +374,63 @@ public void KeyRestore()
         byte[] value = Array.Empty<byte>();
         TimeSpan expiry = TimeSpan.FromSeconds(123);
         prefixed.KeyRestore("key", value, expiry, CommandFlags.None);
-        mock.Verify(_ => _.KeyRestore("prefix:key", value, expiry, CommandFlags.None));
+        mock.Received().KeyRestore("prefix:key", value, expiry, CommandFlags.None);
     }
 
     [Fact]
     public void KeyTimeToLive()
     {
         prefixed.KeyTimeToLive("key", CommandFlags.None);
-        mock.Verify(_ => _.KeyTimeToLive("prefix:key", CommandFlags.None));
+        mock.Received().KeyTimeToLive("prefix:key", CommandFlags.None);
     }
 
     [Fact]
     public void KeyType()
     {
         prefixed.KeyType("key", CommandFlags.None);
-        mock.Verify(_ => _.KeyType("prefix:key", CommandFlags.None));
+        mock.Received().KeyType("prefix:key", CommandFlags.None);
     }
 
     [Fact]
     public void ListGetByIndex()
     {
         prefixed.ListGetByIndex("key", 123, CommandFlags.None);
-        mock.Verify(_ => _.ListGetByIndex("prefix:key", 123, CommandFlags.None));
+        mock.Received().ListGetByIndex("prefix:key", 123, CommandFlags.None);
     }
 
     [Fact]
     public void ListInsertAfter()
     {
         prefixed.ListInsertAfter("key", "pivot", "value", CommandFlags.None);
-        mock.Verify(_ => _.ListInsertAfter("prefix:key", "pivot", "value", CommandFlags.None));
+        mock.Received().ListInsertAfter("prefix:key", "pivot", "value", CommandFlags.None);
     }
 
     [Fact]
     public void ListInsertBefore()
     {
         prefixed.ListInsertBefore("key", "pivot", "value", CommandFlags.None);
-        mock.Verify(_ => _.ListInsertBefore("prefix:key", "pivot", "value", CommandFlags.None));
+        mock.Received().ListInsertBefore("prefix:key", "pivot", "value", CommandFlags.None);
     }
 
     [Fact]
     public void ListLeftPop()
     {
         prefixed.ListLeftPop("key", CommandFlags.None);
-        mock.Verify(_ => _.ListLeftPop("prefix:key", CommandFlags.None));
+        mock.Received().ListLeftPop("prefix:key", CommandFlags.None);
     }
 
     [Fact]
     public void ListLeftPop_1()
     {
         prefixed.ListLeftPop("key", 123, CommandFlags.None);
-        mock.Verify(_ => _.ListLeftPop("prefix:key", 123, CommandFlags.None));
+        mock.Received().ListLeftPop("prefix:key", 123, CommandFlags.None);
     }
 
     [Fact]
     public void ListLeftPush_1()
     {
         prefixed.ListLeftPush("key", "value", When.Exists, CommandFlags.None);
-        mock.Verify(_ => _.ListLeftPush("prefix:key", "value", When.Exists, CommandFlags.None));
+        mock.Received().ListLeftPush("prefix:key", "value", When.Exists, CommandFlags.None);
     }
 
     [Fact]
@@ -438,7 +438,7 @@ public void ListLeftPush_2()
     {
         RedisValue[] values = Array.Empty<RedisValue>();
         prefixed.ListLeftPush("key", values, CommandFlags.None);
-        mock.Verify(_ => _.ListLeftPush("prefix:key", values, CommandFlags.None));
+        mock.Received().ListLeftPush("prefix:key", values, CommandFlags.None);
     }
 
     [Fact]
@@ -446,63 +446,63 @@ public void ListLeftPush_3()
     {
         RedisValue[] values = new RedisValue[] { "value1", "value2" };
         prefixed.ListLeftPush("key", values, When.Exists, CommandFlags.None);
-        mock.Verify(_ => _.ListLeftPush("prefix:key", values, When.Exists, CommandFlags.None));
+        mock.Received().ListLeftPush("prefix:key", values, When.Exists, CommandFlags.None);
     }
 
     [Fact]
     public void ListLength()
     {
         prefixed.ListLength("key", CommandFlags.None);
-        mock.Verify(_ => _.ListLength("prefix:key", CommandFlags.None));
+        mock.Received().ListLength("prefix:key", CommandFlags.None);
     }
 
     [Fact]
     public void ListMove()
     {
         prefixed.ListMove("key", "destination", ListSide.Left, ListSide.Right, CommandFlags.None);
-        mock.Verify(_ => _.ListMove("prefix:key", "prefix:destination", ListSide.Left, ListSide.Right, CommandFlags.None));
+        mock.Received().ListMove("prefix:key", "prefix:destination", ListSide.Left, ListSide.Right, CommandFlags.None);
     }
 
     [Fact]
     public void ListRange()
     {
         prefixed.ListRange("key", 123, 456, CommandFlags.None);
-        mock.Verify(_ => _.ListRange("prefix:key", 123, 456, CommandFlags.None));
+        mock.Received().ListRange("prefix:key", 123, 456, CommandFlags.None);
     }
 
     [Fact]
     public void ListRemove()
     {
         prefixed.ListRemove("key", "value", 123, CommandFlags.None);
-        mock.Verify(_ => _.ListRemove("prefix:key", "value", 123, CommandFlags.None));
+        mock.Received().ListRemove("prefix:key", "value", 123, CommandFlags.None);
     }
 
     [Fact]
     public void ListRightPop()
     {
         prefixed.ListRightPop("key", CommandFlags.None);
-        mock.Verify(_ => _.ListRightPop("prefix:key", CommandFlags.None));
+        mock.Received().ListRightPop("prefix:key", CommandFlags.None);
     }
 
     [Fact]
     public void ListRightPop_1()
     {
         prefixed.ListRightPop("key", 123, CommandFlags.None);
-        mock.Verify(_ => _.ListRightPop("prefix:key", 123, CommandFlags.None));
+        mock.Received().ListRightPop("prefix:key", 123, CommandFlags.None);
     }
 
     [Fact]
     public void ListRightPopLeftPush()
     {
         prefixed.ListRightPopLeftPush("source", "destination", CommandFlags.None);
-        mock.Verify(_ => _.ListRightPopLeftPush("prefix:source", "prefix:destination", CommandFlags.None));
+        mock.Received().ListRightPopLeftPush("prefix:source", "prefix:destination", CommandFlags.None);
     }
 
     [Fact]
     public void ListRightPush_1()
     {
         prefixed.ListRightPush("key", "value", When.Exists, CommandFlags.None);
-        mock.Verify(_ => _.ListRightPush("prefix:key", "value", When.Exists, CommandFlags.None));
+        mock.Received().ListRightPush("prefix:key", "value", When.Exists, CommandFlags.None);
     }
 
     [Fact]
@@ -510,7 +510,7 @@ public void ListRightPush_2()
     {
         RedisValue[] values = Array.Empty<RedisValue>();
         prefixed.ListRightPush("key", values, CommandFlags.None);
-        mock.Verify(_ => _.ListRightPush("prefix:key", values, CommandFlags.None));
+        mock.Received().ListRightPush("prefix:key", values, CommandFlags.None);
     }
 
     [Fact]
@@ -518,21 +518,21 @@ public void ListRightPush_3()
     {
         RedisValue[] values = new RedisValue[] { "value1", "value2" };
         prefixed.ListRightPush("key", values, When.Exists, CommandFlags.None);
-        mock.Verify(_ => _.ListRightPush("prefix:key", values, When.Exists, CommandFlags.None));
+        mock.Received().ListRightPush("prefix:key", values, When.Exists, CommandFlags.None);
     }
 
     [Fact]
     public void ListSetByIndex()
     {
         prefixed.ListSetByIndex("key", 123, "value", CommandFlags.None);
-        mock.Verify(_ => _.ListSetByIndex("prefix:key", 123, "value", CommandFlags.None));
+        mock.Received().ListSetByIndex("prefix:key", 123, "value", CommandFlags.None);
     }
 
     [Fact]
     public void ListTrim()
     {
         prefixed.ListTrim("key", 123, 456, CommandFlags.None);
-        mock.Verify(_ => _.ListTrim("prefix:key", 123, 456, CommandFlags.None));
+        mock.Received().ListTrim("prefix:key", 123, 456, CommandFlags.None);
     }
 
     [Fact]
@@ -540,21 +540,21 @@ public void LockExtend()
     {
         TimeSpan expiry = TimeSpan.FromSeconds(123);
         prefixed.LockExtend("key", "value", expiry, CommandFlags.None);
-        mock.Verify(_ => _.LockExtend("prefix:key", "value", expiry, CommandFlags.None));
+        mock.Received().LockExtend("prefix:key", "value", expiry, CommandFlags.None);
     }
 
     [Fact]
     public void LockQuery()
     {
         prefixed.LockQuery("key", CommandFlags.None);
-        mock.Verify(_ => _.LockQuery("prefix:key", CommandFlags.None));
+        mock.Received().LockQuery("prefix:key", CommandFlags.None);
     }
 
     [Fact]
     public void LockRelease()
     {
         prefixed.LockRelease("key", "value", CommandFlags.None);
-        mock.Verify(_ => _.LockRelease("prefix:key", "value", CommandFlags.None));
+        mock.Received().LockRelease("prefix:key", "value", CommandFlags.None);
     }
 
     [Fact]
@@ -562,7 +562,7 @@ public void LockTake()
     {
         TimeSpan expiry = TimeSpan.FromSeconds(123);
         prefixed.LockTake("key", "value", expiry, CommandFlags.None);
-        mock.Verify(_ => _.LockTake("prefix:key", "value", expiry, CommandFlags.None));
+        mock.Received().LockTake("prefix:key", "value", expiry, CommandFlags.None);
     }
 
     [Fact]
@@ -570,7 +570,7 @@ public void Publish()
     {
 #pragma warning disable CS0618
         prefixed.Publish("channel", "message", CommandFlags.None);
-        mock.Verify(_ => _.Publish("prefix:channel", "message", CommandFlags.None));
+        mock.Received().Publish("prefix:channel", "message", CommandFlags.None);
 #pragma warning restore CS0618
     }
 
@@ -580,9 +580,9 @@ public void ScriptEvaluate_1()
         byte[] hash = Array.Empty<byte>();
         RedisValue[] values = Array.Empty<RedisValue>();
         RedisKey[] keys = new RedisKey[] { "a", "b" };
-        Expression<Func<RedisKey[], bool>> valid = _ => _.Length == 2 && _[0] == "prefix:a" && _[1] == "prefix:b";
+        Expression<Predicate<RedisKey[]>> valid = _ => _.Length == 2 && _[0] == "prefix:a" && _[1] == "prefix:b";
         prefixed.ScriptEvaluate(hash, keys, values, CommandFlags.None);
-        mock.Verify(_ => _.ScriptEvaluate(hash, It.Is(valid), values, CommandFlags.None));
+        mock.Received().ScriptEvaluate(hash, Arg.Is(valid), values, CommandFlags.None);
     }
 
     [Fact]
@@ -590,16 +590,16 @@ public void ScriptEvaluate_2()
     {
         RedisValue[] values = Array.Empty<RedisValue>();
         RedisKey[] keys = new RedisKey[] { "a", "b" };
-        Expression<Func<RedisKey[], bool>> valid = _ => _.Length == 2 && _[0] == "prefix:a" && _[1] == "prefix:b";
+        Expression<Predicate<RedisKey[]>> valid = _ => _.Length == 2 && _[0] == "prefix:a" && _[1] == "prefix:b";
         prefixed.ScriptEvaluate("script", keys, values, CommandFlags.None);
-        mock.Verify(_ => _.ScriptEvaluate("script", It.Is(valid), values, CommandFlags.None));
+        mock.Received().ScriptEvaluate("script", Arg.Is(valid), values, CommandFlags.None);
     }
 
     [Fact]
     public void SetAdd_1()
     {
         prefixed.SetAdd("key", "value", CommandFlags.None);
-        mock.Verify(_ => _.SetAdd("prefix:key", "value", CommandFlags.None));
+        mock.Received().SetAdd("prefix:key", "value", CommandFlags.None);
     }
 
     [Fact]
@@ -607,46 +607,46 @@ public void SetAdd_2()
     {
         RedisValue[] values = Array.Empty<RedisValue>();
         prefixed.SetAdd("key", values, CommandFlags.None);
-        mock.Verify(_ => _.SetAdd("prefix:key", values, CommandFlags.None));
+        mock.Received().SetAdd("prefix:key", values, CommandFlags.None);
     }
 
     [Fact]
     public void SetCombine_1()
     {
         prefixed.SetCombine(SetOperation.Intersect, "first", "second", CommandFlags.None);
-        mock.Verify(_ => _.SetCombine(SetOperation.Intersect, "prefix:first", "prefix:second", CommandFlags.None));
+        mock.Received().SetCombine(SetOperation.Intersect, "prefix:first", "prefix:second", CommandFlags.None);
     }
 
     [Fact]
     public void SetCombine_2()
     {
         RedisKey[] keys = new RedisKey[] { "a", "b" };
-        Expression<Func<RedisKey[], bool>> valid = _ => _.Length == 2 && _[0] == "prefix:a" && _[1] == "prefix:b";
+        Expression<Predicate<RedisKey[]>> valid = _ => _.Length == 2 && _[0] == "prefix:a" && _[1] == "prefix:b";
         prefixed.SetCombine(SetOperation.Intersect, keys, CommandFlags.None);
-        mock.Verify(_ => _.SetCombine(SetOperation.Intersect, It.Is(valid), CommandFlags.None));
+        mock.Received().SetCombine(SetOperation.Intersect, Arg.Is(valid), CommandFlags.None);
     }
 
     [Fact]
     public void SetCombineAndStore_1()
     {
         prefixed.SetCombineAndStore(SetOperation.Intersect, "destination", "first", "second", CommandFlags.None);
-        mock.Verify(_ => _.SetCombineAndStore(SetOperation.Intersect, "prefix:destination", "prefix:first", "prefix:second", CommandFlags.None));
+        mock.Received().SetCombineAndStore(SetOperation.Intersect, "prefix:destination", "prefix:first", "prefix:second", CommandFlags.None);
     }
 
     [Fact]
     public void SetCombineAndStore_2()
     {
         RedisKey[] keys = new RedisKey[] { "a", "b" };
-        Expression<Func<RedisKey[], bool>> valid = _ => _.Length == 2 && _[0] == "prefix:a" && _[1] == "prefix:b";
+        Expression<Predicate<RedisKey[]>> valid = _ => _.Length == 2 && _[0] == "prefix:a" && _[1] == "prefix:b";
         prefixed.SetCombineAndStore(SetOperation.Intersect, "destination", keys, CommandFlags.None);
-        mock.Verify(_ => _.SetCombineAndStore(SetOperation.Intersect, "prefix:destination", It.Is(valid), CommandFlags.None));
+        mock.Received().SetCombineAndStore(SetOperation.Intersect, "prefix:destination", Arg.Is(valid), CommandFlags.None);
     }
 
     [Fact]
     public void SetContains()
     {
         prefixed.SetContains("key", "value", CommandFlags.None);
-        mock.Verify(_ => _.SetContains("prefix:key", "value", CommandFlags.None));
+        mock.Received().SetContains("prefix:key", "value", CommandFlags.None);
     }
 
     [Fact]
@@ -654,7 +654,7 @@ public void SetContains_2()
     {
         RedisValue[] values = new RedisValue[] { "value1", "value2" };
         prefixed.SetContains("key", values, CommandFlags.None);
-        mock.Verify(_ => _.SetContains("prefix:key", values, CommandFlags.None));
+        mock.Received().SetContains("prefix:key", values, CommandFlags.None);
     }
 
     [Fact]
@@ -662,66 +662,66 @@ public void SetIntersectionLength()
     {
         var keys = new RedisKey[] { "key1", "key2" };
         prefixed.SetIntersectionLength(keys);
-        mock.Verify(_ => _.SetIntersectionLength(keys, 0, CommandFlags.None));
+        mock.Received().SetIntersectionLength(keys, 0, CommandFlags.None);
     }
 
     [Fact]
     public void SetLength()
     {
         prefixed.SetLength("key", CommandFlags.None);
-        mock.Verify(_ => _.SetLength("prefix:key", CommandFlags.None));
+        mock.Received().SetLength("prefix:key", CommandFlags.None);
     }
 
     [Fact]
     public void SetMembers()
     {
         prefixed.SetMembers("key", CommandFlags.None);
-        mock.Verify(_ => _.SetMembers("prefix:key", CommandFlags.None));
+        mock.Received().SetMembers("prefix:key", CommandFlags.None);
     }
 
     [Fact]
     public void SetMove()
     {
         prefixed.SetMove("source", "destination", "value", CommandFlags.None);
-        mock.Verify(_ => _.SetMove("prefix:source", "prefix:destination", "value", CommandFlags.None));
+        mock.Received().SetMove("prefix:source", "prefix:destination", "value", CommandFlags.None);
     }
 
     [Fact]
     public void SetPop_1()
     {
         prefixed.SetPop("key", CommandFlags.None);
-        mock.Verify(_ => _.SetPop("prefix:key", CommandFlags.None));
+        mock.Received().SetPop("prefix:key", CommandFlags.None);
 
         prefixed.SetPop("key", 5, CommandFlags.None);
-        mock.Verify(_ => _.SetPop("prefix:key", 5, CommandFlags.None));
+        mock.Received().SetPop("prefix:key", 5, CommandFlags.None);
     }
 
     [Fact]
     public void SetPop_2()
     {
         prefixed.SetPop("key", 5, CommandFlags.None);
-        mock.Verify(_ => _.SetPop("prefix:key", 5, CommandFlags.None));
+        mock.Received().SetPop("prefix:key", 5, CommandFlags.None);
     }
 
     [Fact]
     public void SetRandomMember()
     {
         prefixed.SetRandomMember("key", CommandFlags.None);
-        mock.Verify(_ => _.SetRandomMember("prefix:key", CommandFlags.None));
+        mock.Received().SetRandomMember("prefix:key", CommandFlags.None);
     }
 
     [Fact]
     public void SetRandomMembers()
     {
         prefixed.SetRandomMembers("key", 123, CommandFlags.None);
-        mock.Verify(_ => _.SetRandomMembers("prefix:key", 123, CommandFlags.None));
+        mock.Received().SetRandomMembers("prefix:key", 123, CommandFlags.None);
     }
 
     [Fact]
     public void SetRemove_1()
     {
         prefixed.SetRemove("key", "value", CommandFlags.None);
-        mock.Verify(_ => _.SetRemove("prefix:key", "value", CommandFlags.None));
+        mock.Received().SetRemove("prefix:key", "value", CommandFlags.None);
     }
 
     [Fact]
@@ -729,54 +729,54 @@ public void SetRemove_2()
     {
         RedisValue[] values = Array.Empty<RedisValue>();
         prefixed.SetRemove("key", values, CommandFlags.None);
-        mock.Verify(_ => _.SetRemove("prefix:key", values, CommandFlags.None));
+        mock.Received().SetRemove("prefix:key", values, CommandFlags.None);
     }
 
     [Fact]
     public void SetScan()
     {
         prefixed.SetScan("key", "pattern", 123, flags: CommandFlags.None);
-        mock.Verify(_ => _.SetScan("prefix:key", "pattern", 123, CommandFlags.None));
+        mock.Received().SetScan("prefix:key", "pattern", 123, CommandFlags.None);
     }
 
     [Fact]
     public void SetScan_Full()
     {
         prefixed.SetScan("key", "pattern", 123, 42, 64, flags: CommandFlags.None);
-        mock.Verify(_ => _.SetScan("prefix:key", "pattern", 123, 42, 64, CommandFlags.None));
+        mock.Received().SetScan("prefix:key", "pattern", 123, 42, 64, CommandFlags.None);
     }
 
     [Fact]
     public void Sort()
     {
         RedisValue[] get = new RedisValue[] { "a", "#" };
-        Expression<Func<RedisValue[], bool>> valid = _ => _.Length == 2 && _[0] == "prefix:a" && _[1] == "#";
+        Expression<Predicate<RedisValue[]>> valid = _ => _.Length == 2 && _[0] == "prefix:a" && _[1] == "#";
 
         prefixed.Sort("key", 123, 456, Order.Descending, SortType.Alphabetic, "nosort", get, CommandFlags.None);
         prefixed.Sort("key", 123, 456, Order.Descending, SortType.Alphabetic, "by", get, CommandFlags.None);
 
-        mock.Verify(_ => _.Sort("prefix:key", 123, 456, Order.Descending, SortType.Alphabetic, "nosort", It.Is(valid), CommandFlags.None));
-        mock.Verify(_ => _.Sort("prefix:key", 123, 456, Order.Descending, SortType.Alphabetic, "prefix:by", It.Is(valid), CommandFlags.None));
+        mock.Received().Sort("prefix:key", 123, 456, Order.Descending, SortType.Alphabetic, "nosort", Arg.Is(valid), CommandFlags.None);
+        mock.Received().Sort("prefix:key", 123, 456, Order.Descending, SortType.Alphabetic, "prefix:by", Arg.Is(valid), CommandFlags.None);
     }
 
     [Fact]
     public void SortAndStore()
     {
         RedisValue[] get = new RedisValue[] { "a", "#" };
-        Expression<Func<RedisValue[], bool>> valid = _ => _.Length == 2 && _[0] == "prefix:a" && _[1] == "#";
+        Expression<Predicate<RedisValue[]>> valid = _ => _.Length == 2 && _[0] == "prefix:a" && _[1] == "#";
 
         prefixed.SortAndStore("destination", "key", 123, 456, Order.Descending, SortType.Alphabetic, "nosort", get, CommandFlags.None);
         prefixed.SortAndStore("destination", "key", 123, 456, Order.Descending, SortType.Alphabetic, "by", get, CommandFlags.None);
 
-        mock.Verify(_ => _.SortAndStore("prefix:destination", "prefix:key", 123, 456, Order.Descending, SortType.Alphabetic, "nosort", It.Is(valid), CommandFlags.None));
-        mock.Verify(_ => _.SortAndStore("prefix:destination", "prefix:key", 123, 456, Order.Descending, SortType.Alphabetic, "prefix:by", It.Is(valid), CommandFlags.None));
+        mock.Received().SortAndStore("prefix:destination", "prefix:key", 123, 456, Order.Descending, SortType.Alphabetic, "nosort", Arg.Is(valid), CommandFlags.None);
+        mock.Received().SortAndStore("prefix:destination", "prefix:key", 123, 456, Order.Descending, SortType.Alphabetic, "prefix:by", Arg.Is(valid), CommandFlags.None);
     }
 
     [Fact]
     public void SortedSetAdd_1()
     {
         prefixed.SortedSetAdd("key", "member", 1.23, When.Exists, CommandFlags.None);
-        mock.Verify(_ => _.SortedSetAdd("prefix:key", "member", 1.23, When.Exists, CommandFlags.None));
+        mock.Received().SortedSetAdd("prefix:key", "member", 1.23, When.Exists, CommandFlags.None);
     }
 
     [Fact]
@@ -784,7 +784,7 @@ public void SortedSetAdd_2()
     {
         SortedSetEntry[] values = Array.Empty<SortedSetEntry>();
         prefixed.SortedSetAdd("key", values, When.Exists, CommandFlags.None);
-        mock.Verify(_ => _.SortedSetAdd("prefix:key", values, When.Exists, CommandFlags.None));
+        mock.Received().SortedSetAdd("prefix:key", values, When.Exists, CommandFlags.None);
     }
 
     [Fact]
@@ -792,7 +792,7 @@ public void SortedSetAdd_3()
     {
         SortedSetEntry[] values = Array.Empty<SortedSetEntry>();
         prefixed.SortedSetAdd("key", values, SortedSetWhen.GreaterThan, CommandFlags.None);
-        mock.Verify(_ => _.SortedSetAdd("prefix:key", values, SortedSetWhen.GreaterThan, CommandFlags.None));
+        mock.Received().SortedSetAdd("prefix:key", values, SortedSetWhen.GreaterThan, CommandFlags.None);
     }
 
     [Fact]
@@ -800,7 +800,7 @@ public void SortedSetCombine()
     {
         RedisKey[] keys = new RedisKey[] { "a", "b" };
         prefixed.SortedSetCombine(SetOperation.Intersect, keys);
-        mock.Verify(_ => _.SortedSetCombine(SetOperation.Intersect, keys, null, Aggregate.Sum, CommandFlags.None));
+        mock.Received().SortedSetCombine(SetOperation.Intersect, keys, null, Aggregate.Sum, CommandFlags.None);
     }
 
     [Fact]
@@ -808,37 +808,37 @@ public void SortedSetCombineWithScores()
     {
         RedisKey[] keys = new RedisKey[] { "a", "b" };
         prefixed.SortedSetCombineWithScores(SetOperation.Intersect, keys);
-        mock.Verify(_ => _.SortedSetCombineWithScores(SetOperation.Intersect, keys, null, Aggregate.Sum, CommandFlags.None));
+        mock.Received().SortedSetCombineWithScores(SetOperation.Intersect, keys, null, Aggregate.Sum, CommandFlags.None);
     }
 
     [Fact]
     public void SortedSetCombineAndStore_1()
     {
         prefixed.SortedSetCombineAndStore(SetOperation.Intersect, "destination", "first", "second", Aggregate.Max, CommandFlags.None);
-        mock.Verify(_ => _.SortedSetCombineAndStore(SetOperation.Intersect, "prefix:destination", "prefix:first", "prefix:second", Aggregate.Max, CommandFlags.None));
+        mock.Received().SortedSetCombineAndStore(SetOperation.Intersect, "prefix:destination", "prefix:first", "prefix:second", Aggregate.Max, CommandFlags.None);
     }
 
     [Fact]
     public void SortedSetCombineAndStore_2()
     {
         RedisKey[] keys = new RedisKey[] { "a", "b" };
-        Expression<Func<RedisKey[], bool>> valid = _ => _.Length == 2 && _[0] == "prefix:a" && _[1] == "prefix:b";
+        Expression<Predicate<RedisKey[]>> valid = _ => _.Length == 2 && _[0] == "prefix:a" && _[1] == "prefix:b";
         prefixed.SetCombineAndStore(SetOperation.Intersect, "destination", keys, CommandFlags.None);
-        mock.Verify(_ => _.SetCombineAndStore(SetOperation.Intersect, "prefix:destination", It.Is(valid), CommandFlags.None));
+        mock.Received().SetCombineAndStore(SetOperation.Intersect, "prefix:destination", Arg.Is(valid), CommandFlags.None);
     }
 
     [Fact]
     public void SortedSetDecrement()
     {
         prefixed.SortedSetDecrement("key", "member", 1.23, CommandFlags.None);
-        mock.Verify(_ => _.SortedSetDecrement("prefix:key", "member", 1.23, CommandFlags.None));
+        mock.Received().SortedSetDecrement("prefix:key", "member", 1.23, CommandFlags.None);
     }
 
     [Fact]
     public void SortedSetIncrement()
     {
         prefixed.SortedSetIncrement("key", "member", 1.23, CommandFlags.None);
-        mock.Verify(_ => _.SortedSetIncrement("prefix:key", "member", 1.23, CommandFlags.None));
+        mock.Received().SortedSetIncrement("prefix:key", "member", 1.23, CommandFlags.None);
     }
 
     [Fact]
@@ -846,98 +846,98 @@ public void SortedSetIntersectionLength()
     {
         RedisKey[] keys = new RedisKey[] { "a", "b" };
         prefixed.SortedSetIntersectionLength(keys, 1, CommandFlags.None);
-        mock.Verify(_ => _.SortedSetIntersectionLength(keys, 1, CommandFlags.None));
+        mock.Received().SortedSetIntersectionLength(keys, 1, CommandFlags.None);
     }
 
     [Fact]
     public void SortedSetLength()
     {
         prefixed.SortedSetLength("key", 1.23, 1.23, Exclude.Start, CommandFlags.None);
-        mock.Verify(_ => _.SortedSetLength("prefix:key", 1.23, 1.23, Exclude.Start, CommandFlags.None));
+        mock.Received().SortedSetLength("prefix:key", 1.23, 1.23, Exclude.Start, CommandFlags.None);
     }
 
     [Fact]
     public void SortedSetRandomMember()
     {
         prefixed.SortedSetRandomMember("key", CommandFlags.None);
-        mock.Verify(_ => _.SortedSetRandomMember("prefix:key", CommandFlags.None));
+        mock.Received().SortedSetRandomMember("prefix:key", CommandFlags.None);
     }
 
     [Fact]
     public void SortedSetRandomMembers()
     {
         prefixed.SortedSetRandomMembers("key", 2, CommandFlags.None);
-        mock.Verify(_ => _.SortedSetRandomMembers("prefix:key", 2, CommandFlags.None));
+        mock.Received().SortedSetRandomMembers("prefix:key", 2, CommandFlags.None);
     }
 
     [Fact]
     public void SortedSetRandomMembersWithScores()
     {
         prefixed.SortedSetRandomMembersWithScores("key", 2, CommandFlags.None);
-        mock.Verify(_ => _.SortedSetRandomMembersWithScores("prefix:key", 2, CommandFlags.None));
+        mock.Received().SortedSetRandomMembersWithScores("prefix:key", 2, CommandFlags.None);
     }
 
     [Fact]
     public void SortedSetLengthByValue()
     {
         prefixed.SortedSetLengthByValue("key", "min", "max", Exclude.Start, CommandFlags.None);
-        mock.Verify(_ => _.SortedSetLengthByValue("prefix:key", "min", "max", Exclude.Start, CommandFlags.None));
+        mock.Received().SortedSetLengthByValue("prefix:key", "min", "max", Exclude.Start, CommandFlags.None);
     }
 
     [Fact]
     public void SortedSetRangeByRank()
     {
         prefixed.SortedSetRangeByRank("key", 123, 456, Order.Descending, CommandFlags.None);
-        mock.Verify(_ => _.SortedSetRangeByRank("prefix:key", 123, 456, Order.Descending, CommandFlags.None));
+        mock.Received().SortedSetRangeByRank("prefix:key", 123, 456, Order.Descending, CommandFlags.None);
     }
 
     [Fact]
     public void SortedSetRangeByRankWithScores()
     {
         prefixed.SortedSetRangeByRankWithScores("key", 123, 456, Order.Descending, CommandFlags.None);
-        mock.Verify(_ => _.SortedSetRangeByRankWithScores("prefix:key", 123, 456, Order.Descending, CommandFlags.None));
+        mock.Received().SortedSetRangeByRankWithScores("prefix:key", 123, 456, Order.Descending, CommandFlags.None);
     }
 
     [Fact]
     public void SortedSetRangeByScore()
     {
         prefixed.SortedSetRangeByScore("key", 1.23, 1.23, Exclude.Start, Order.Descending, 123, 456, CommandFlags.None);
-        mock.Verify(_ => _.SortedSetRangeByScore("prefix:key", 1.23, 1.23, Exclude.Start, Order.Descending, 123, 456, CommandFlags.None));
+        mock.Received().SortedSetRangeByScore("prefix:key", 1.23, 1.23, Exclude.Start, Order.Descending, 123, 456, CommandFlags.None);
     }
 
     [Fact]
     public void SortedSetRangeByScoreWithScores()
     {
         prefixed.SortedSetRangeByScoreWithScores("key", 1.23, 1.23, Exclude.Start, Order.Descending, 123, 456, CommandFlags.None);
-        mock.Verify(_ => _.SortedSetRangeByScoreWithScores("prefix:key", 1.23, 1.23, Exclude.Start, Order.Descending, 123, 456, CommandFlags.None));
+        mock.Received().SortedSetRangeByScoreWithScores("prefix:key", 1.23, 1.23, Exclude.Start, Order.Descending, 123, 456, CommandFlags.None);
     }
 
     [Fact]
     public void SortedSetRangeByValue()
     {
         prefixed.SortedSetRangeByValue("key", "min", "max", Exclude.Start, 123, 456, CommandFlags.None);
-        mock.Verify(_ => _.SortedSetRangeByValue("prefix:key", "min", "max", Exclude.Start, Order.Ascending, 123, 456, CommandFlags.None));
+        mock.Received().SortedSetRangeByValue("prefix:key", "min", "max", Exclude.Start, Order.Ascending, 123, 456, CommandFlags.None);
     }
 
     [Fact]
     public void SortedSetRangeByValueDesc()
     {
         prefixed.SortedSetRangeByValue("key", "min", "max", Exclude.Start, Order.Descending, 123, 456, CommandFlags.None);
-        mock.Verify(_ => _.SortedSetRangeByValue("prefix:key", "min", "max", Exclude.Start, Order.Descending, 123, 456, CommandFlags.None));
+        mock.Received().SortedSetRangeByValue("prefix:key", "min", "max", Exclude.Start, Order.Descending, 123, 456, CommandFlags.None);
     }
 
     [Fact]
     public void SortedSetRank()
     {
         prefixed.SortedSetRank("key", "member", Order.Descending, CommandFlags.None);
-        mock.Verify(_ => _.SortedSetRank("prefix:key", "member", Order.Descending, CommandFlags.None));
+        mock.Received().SortedSetRank("prefix:key", "member", Order.Descending, CommandFlags.None);
     }
 
     [Fact]
     public void SortedSetRemove_1()
     {
         prefixed.SortedSetRemove("key", "member", CommandFlags.None);
-        mock.Verify(_ => _.SortedSetRemove("prefix:key", "member", CommandFlags.None));
+        mock.Received().SortedSetRemove("prefix:key", "member", CommandFlags.None);
     }
 
     [Fact]
@@ -945,56 +945,57 @@ public void SortedSetRemove_2()
     {
         RedisValue[] members = Array.Empty<RedisValue>();
         prefixed.SortedSetRemove("key", members, CommandFlags.None);
-        mock.Verify(_ => _.SortedSetRemove("prefix:key", members, CommandFlags.None));
+        mock.Received().SortedSetRemove("prefix:key", members, CommandFlags.None);
     }
 
     [Fact]
     public void SortedSetRemoveRangeByRank()
     {
         prefixed.SortedSetRemoveRangeByRank("key", 123, 456, CommandFlags.None);
-        mock.Verify(_ => _.SortedSetRemoveRangeByRank("prefix:key", 123, 456, CommandFlags.None));
+        mock.Received().SortedSetRemoveRangeByRank("prefix:key", 123, 456, CommandFlags.None);
     }
 
     [Fact]
     public void SortedSetRemoveRangeByScore()
     {
         prefixed.SortedSetRemoveRangeByScore("key", 1.23, 1.23, Exclude.Start, CommandFlags.None);
-        mock.Verify(_ => _.SortedSetRemoveRangeByScore("prefix:key", 1.23, 1.23, Exclude.Start, CommandFlags.None));
+        mock.Received().SortedSetRemoveRangeByScore("prefix:key", 1.23, 1.23, Exclude.Start, CommandFlags.None);
     }
 
     [Fact]
     public void SortedSetRemoveRangeByValue()
     {
         prefixed.SortedSetRemoveRangeByValue("key", "min", "max", Exclude.Start, CommandFlags.None);
-        mock.Verify(_ => _.SortedSetRemoveRangeByValue("prefix:key", "min", "max", Exclude.Start, CommandFlags.None));
+        mock.Received().SortedSetRemoveRangeByValue("prefix:key", "min", "max", Exclude.Start, CommandFlags.None);
     }
 
     [Fact]
     public void SortedSetScan()
     {
         prefixed.SortedSetScan("key", "pattern", 123, flags: CommandFlags.None);
-        mock.Verify(_ => _.SortedSetScan("prefix:key", "pattern", 123, CommandFlags.None));
+        mock.Received().SortedSetScan("prefix:key", "pattern", 123, CommandFlags.None);
     }
 
     [Fact]
     public void SortedSetScan_Full()
     {
         prefixed.SortedSetScan("key", "pattern", 123, 42, 64, flags: CommandFlags.None);
-        mock.Verify(_ => _.SortedSetScan("prefix:key", "pattern", 123, 42, 64, CommandFlags.None));
+        mock.Received().SortedSetScan("prefix:key", "pattern", 123, 42, 64, CommandFlags.None);
     }
 
     [Fact]
     public void SortedSetScore()
     {
         prefixed.SortedSetScore("key", "member", CommandFlags.None);
-        mock.Verify(_ => _.SortedSetScore("prefix:key", "member", CommandFlags.None));
+        mock.Received().SortedSetScore("prefix:key", "member", CommandFlags.None);
     }
 
     [Fact]
     public void SortedSetScore_Multiple()
     {
-        prefixed.SortedSetScores("key", new RedisValue[] { "member1", "member2" }, CommandFlags.None);
-        mock.Verify(_ => _.SortedSetScores("prefix:key", new RedisValue[] { "member1", "member2" }, CommandFlags.None));
+        var values = new RedisValue[] { "member1", "member2" };
+        prefixed.SortedSetScores("key", values, CommandFlags.None);
+        mock.Received().SortedSetScores("prefix:key", values, CommandFlags.None);
     }
 
     [Fact]
@@ -1002,14 +1003,14 @@ public void SortedSetUpdate()
     {
         SortedSetEntry[] values = Array.Empty<SortedSetEntry>();
         prefixed.SortedSetUpdate("key", values, SortedSetWhen.GreaterThan, CommandFlags.None);
-        mock.Verify(_ => _.SortedSetUpdate("prefix:key", values, SortedSetWhen.GreaterThan, CommandFlags.None));
+        mock.Received().SortedSetUpdate("prefix:key", values, SortedSetWhen.GreaterThan, CommandFlags.None);
     }
 
     [Fact]
     public void StreamAcknowledge_1()
     {
         prefixed.StreamAcknowledge("key", "group", "0-0", CommandFlags.None);
-        mock.Verify(_ => _.StreamAcknowledge("prefix:key", "group", "0-0", CommandFlags.None));
+        mock.Received().StreamAcknowledge("prefix:key", "group", "0-0", CommandFlags.None);
     }
 
     [Fact]
@@ -1017,14 +1018,14 @@ public void StreamAcknowledge_2()
     {
         var messageIds = new RedisValue[] { "0-0", "0-1", "0-2" };
         prefixed.StreamAcknowledge("key", "group", messageIds, CommandFlags.None);
-        mock.Verify(_ => _.StreamAcknowledge("prefix:key", "group", messageIds, CommandFlags.None));
+        mock.Received().StreamAcknowledge("prefix:key", "group", messageIds, CommandFlags.None);
     }
 
     [Fact]
     public void StreamAdd_1()
     {
         prefixed.StreamAdd("key", "field1", "value1", "*", 1000, true, CommandFlags.None);
-        mock.Verify(_ => _.StreamAdd("prefix:key", "field1", "value1", "*", 1000, true, CommandFlags.None));
+        mock.Received().StreamAdd("prefix:key", "field1", "value1", "*", 1000, true, CommandFlags.None);
     }
 
     [Fact]
@@ -1032,21 +1033,21 @@ public void StreamAdd_2()
     {
         var fields = Array.Empty<NameValueEntry>();
         prefixed.StreamAdd("key", fields, "*", 1000, true, CommandFlags.None);
-        mock.Verify(_ => _.StreamAdd("prefix:key", fields, "*", 1000, true, CommandFlags.None));
+        mock.Received().StreamAdd("prefix:key", fields, "*", 1000, true, CommandFlags.None);
     }
 
     [Fact]
     public void StreamAutoClaim()
     {
         prefixed.StreamAutoClaim("key", "group", "consumer", 0, "0-0", 100, CommandFlags.None);
-        mock.Verify(_ => _.StreamAutoClaim("prefix:key", "group", "consumer", 0, "0-0", 100, CommandFlags.None));
+        mock.Received().StreamAutoClaim("prefix:key", "group", "consumer", 0, "0-0", 100, CommandFlags.None);
     }
 
     [Fact]
     public void StreamAutoClaimIdsOnly()
     {
         prefixed.StreamAutoClaimIdsOnly("key", "group", "consumer", 0, "0-0", 100, CommandFlags.None);
-        mock.Verify(_ => _.StreamAutoClaimIdsOnly("prefix:key", "group", "consumer", 0, "0-0", 100, CommandFlags.None));
+        mock.Received().StreamAutoClaimIdsOnly("prefix:key", "group", "consumer", 0, "0-0", 100, CommandFlags.None);
     }
 
     [Fact]
@@ -1054,7 +1055,7 @@ public void StreamClaimMessages()
     {
         var messageIds = Array.Empty<RedisValue>();
         prefixed.StreamClaim("key", "group", "consumer", 1000, messageIds, CommandFlags.None);
-        mock.Verify(_ => _.StreamClaim("prefix:key", "group", "consumer", 1000, messageIds, CommandFlags.None));
+        mock.Received().StreamClaim("prefix:key", "group", "consumer", 1000, messageIds, CommandFlags.None);
     }
 
     [Fact]
@@ -1062,49 +1063,49 @@ public void StreamClaimMessagesReturningIds()
     {
         var messageIds = Array.Empty<RedisValue>();
         prefixed.StreamClaimIdsOnly("key", "group", "consumer", 1000, messageIds, CommandFlags.None);
-        mock.Verify(_ => _.StreamClaimIdsOnly("prefix:key", "group", "consumer", 1000, messageIds, CommandFlags.None));
+        mock.Received().StreamClaimIdsOnly("prefix:key", "group", "consumer", 1000, messageIds, CommandFlags.None);
     }
 
     [Fact]
     public void StreamConsumerGroupSetPosition()
     {
         prefixed.StreamConsumerGroupSetPosition("key", "group", StreamPosition.Beginning, CommandFlags.None);
-        mock.Verify(_ => _.StreamConsumerGroupSetPosition("prefix:key", "group", StreamPosition.Beginning, CommandFlags.None));
+        mock.Received().StreamConsumerGroupSetPosition("prefix:key", "group", StreamPosition.Beginning, CommandFlags.None);
     }
 
     [Fact]
     public void StreamConsumerInfoGet()
     {
         prefixed.StreamConsumerInfo("key", "group", CommandFlags.None);
-        mock.Verify(_ => _.StreamConsumerInfo("prefix:key", "group", CommandFlags.None));
+        mock.Received().StreamConsumerInfo("prefix:key", "group", CommandFlags.None);
     }
 
     [Fact]
     public void StreamCreateConsumerGroup()
     {
         prefixed.StreamCreateConsumerGroup("key", "group", StreamPosition.Beginning, false, CommandFlags.None);
-        mock.Verify(_ => _.StreamCreateConsumerGroup("prefix:key", "group", StreamPosition.Beginning, false, CommandFlags.None));
+        mock.Received().StreamCreateConsumerGroup("prefix:key", "group", StreamPosition.Beginning, false, CommandFlags.None);
     }
 
     [Fact]
     public void StreamGroupInfoGet()
     {
         prefixed.StreamGroupInfo("key", CommandFlags.None);
-        mock.Verify(_ => _.StreamGroupInfo("prefix:key", CommandFlags.None));
+        mock.Received().StreamGroupInfo("prefix:key", CommandFlags.None);
     }
 
     [Fact]
     public void StreamInfoGet()
     {
         prefixed.StreamInfo("key", CommandFlags.None);
-        mock.Verify(_ => _.StreamInfo("prefix:key", CommandFlags.None));
+        mock.Received().StreamInfo("prefix:key", CommandFlags.None);
     }
 
     [Fact]
     public void StreamLength()
     {
         prefixed.StreamLength("key", CommandFlags.None);
-        mock.Verify(_ => _.StreamLength("prefix:key", CommandFlags.None));
+        mock.Received().StreamLength("prefix:key", CommandFlags.None);
     }
 
     [Fact]
@@ -1112,42 +1113,42 @@ public void StreamMessagesDelete()
     {
         var messageIds = Array.Empty<RedisValue>();
         prefixed.StreamDelete("key", messageIds, CommandFlags.None);
-        mock.Verify(_ => _.StreamDelete("prefix:key", messageIds, CommandFlags.None));
+        mock.Received().StreamDelete("prefix:key", messageIds, CommandFlags.None);
     }
 
     [Fact]
     public void StreamDeleteConsumer()
     {
         prefixed.StreamDeleteConsumer("key", "group", "consumer", CommandFlags.None);
-        mock.Verify(_ => _.StreamDeleteConsumer("prefix:key", "group", "consumer", CommandFlags.None));
+        mock.Received().StreamDeleteConsumer("prefix:key", "group", "consumer", CommandFlags.None);
     }
 
     [Fact]
     public void StreamDeleteConsumerGroup()
     {
         prefixed.StreamDeleteConsumerGroup("key", "group", CommandFlags.None);
-        mock.Verify(_ => _.StreamDeleteConsumerGroup("prefix:key", "group", CommandFlags.None));
+        mock.Received().StreamDeleteConsumerGroup("prefix:key", "group", CommandFlags.None);
     }
 
     [Fact]
     public void StreamPendingInfoGet()
     {
         prefixed.StreamPending("key", "group", CommandFlags.None);
-        mock.Verify(_ => _.StreamPending("prefix:key", "group", CommandFlags.None));
+        mock.Received().StreamPending("prefix:key", "group", CommandFlags.None);
     }
 
     [Fact]
     public void StreamPendingMessageInfoGet()
     {
         prefixed.StreamPendingMessages("key", "group", 10, RedisValue.Null, "-", "+", CommandFlags.None);
-        mock.Verify(_ => _.StreamPendingMessages("prefix:key", "group", 10, RedisValue.Null, "-", "+", CommandFlags.None));
+        mock.Received().StreamPendingMessages("prefix:key", "group", 10, RedisValue.Null, "-", "+", CommandFlags.None);
     }
 
     [Fact]
     public void StreamRange()
     {
         prefixed.StreamRange("key", "-", "+", null, Order.Ascending, CommandFlags.None);
-        mock.Verify(_ => _.StreamRange("prefix:key", "-", "+", null, Order.Ascending, CommandFlags.None));
+        mock.Received().StreamRange("prefix:key", "-", "+", null, Order.Ascending, CommandFlags.None);
     }
 
     [Fact]
@@ -1155,21 +1156,21 @@ public void StreamRead_1()
     {
         var streamPositions = Array.Empty<StreamPosition>();
         prefixed.StreamRead(streamPositions, null, CommandFlags.None);
-        mock.Verify(_ => _.StreamRead(streamPositions, null, CommandFlags.None));
+        mock.Received().StreamRead(streamPositions, null, CommandFlags.None);
     }
 
     [Fact]
     public void StreamRead_2()
     {
         prefixed.StreamRead("key", "0-0", null, CommandFlags.None);
-        mock.Verify(_ => _.StreamRead("prefix:key", "0-0", null, CommandFlags.None));
+        mock.Received().StreamRead("prefix:key", "0-0", null, CommandFlags.None);
     }
 
     [Fact]
     public void StreamStreamReadGroup_1()
     {
         prefixed.StreamReadGroup("key", "group", "consumer", "0-0", 10, false, CommandFlags.None);
-        mock.Verify(_ => _.StreamReadGroup("prefix:key", "group", "consumer", "0-0", 10, false, CommandFlags.None));
+        mock.Received().StreamReadGroup("prefix:key", "group", "consumer", "0-0", 10, false, CommandFlags.None);
     }
 
     [Fact]
@@ -1177,151 +1178,151 @@ public void StreamStreamReadGroup_2()
     {
         var streamPositions = Array.Empty<StreamPosition>();
         prefixed.StreamReadGroup(streamPositions, "group", "consumer", 10, false, CommandFlags.None);
-        mock.Verify(_ => _.StreamReadGroup(streamPositions, "group", "consumer", 10, false, CommandFlags.None));
+        mock.Received().StreamReadGroup(streamPositions, "group", "consumer", 10, false, CommandFlags.None);
     }
 
     [Fact]
     public void StreamTrim()
     {
         prefixed.StreamTrim("key", 1000, true, CommandFlags.None);
-        mock.Verify(_ => _.StreamTrim("prefix:key", 1000, true, CommandFlags.None));
+        mock.Received().StreamTrim("prefix:key", 1000, true, CommandFlags.None);
     }
 
     [Fact]
     public void StringAppend()
     {
         prefixed.StringAppend("key", "value", CommandFlags.None);
-        mock.Verify(_ => _.StringAppend("prefix:key", "value", CommandFlags.None));
+        mock.Received().StringAppend("prefix:key", "value", CommandFlags.None);
     }
 
     [Fact]
     public void StringBitCount()
     {
         prefixed.StringBitCount("key", 123, 456, CommandFlags.None);
-        mock.Verify(_ => _.StringBitCount("prefix:key", 123, 456, CommandFlags.None));
+        mock.Received().StringBitCount("prefix:key", 123, 456, CommandFlags.None);
     }
 
     [Fact]
     public void StringBitCount_2()
     {
         prefixed.StringBitCount("key", 123, 456, StringIndexType.Byte, CommandFlags.None);
-        mock.Verify(_ => _.StringBitCount("prefix:key", 123, 456, StringIndexType.Byte, CommandFlags.None));
+        mock.Received().StringBitCount("prefix:key", 123, 456, StringIndexType.Byte, CommandFlags.None);
     }
 
     [Fact]
     public void StringBitOperation_1()
     {
         prefixed.StringBitOperation(Bitwise.Xor, "destination", "first", "second", CommandFlags.None);
-        mock.Verify(_ => _.StringBitOperation(Bitwise.Xor, "prefix:destination", "prefix:first", "prefix:second", CommandFlags.None));
+        mock.Received().StringBitOperation(Bitwise.Xor, "prefix:destination", "prefix:first", "prefix:second", CommandFlags.None);
     }
 
     [Fact]
     public void StringBitOperation_2()
     {
         RedisKey[] keys = new RedisKey[] { "a", "b" };
-        Expression<Func<RedisKey[], bool>> valid = _ => _.Length == 2 && _[0] == "prefix:a" && _[1] == "prefix:b";
+        Expression<Predicate<RedisKey[]>> valid = _ => _.Length == 2 && _[0] == "prefix:a" && _[1] == "prefix:b";
         prefixed.StringBitOperation(Bitwise.Xor, "destination", keys, CommandFlags.None);
-        mock.Verify(_ => _.StringBitOperation(Bitwise.Xor, "prefix:destination", It.Is(valid), CommandFlags.None));
+        mock.Received().StringBitOperation(Bitwise.Xor, "prefix:destination", Arg.Is(valid), CommandFlags.None);
     }
 
     [Fact]
     public void StringBitPosition()
     {
         prefixed.StringBitPosition("key", true, 123, 456, CommandFlags.None);
-        mock.Verify(_ => _.StringBitPosition("prefix:key", true, 123, 456, CommandFlags.None));
+        mock.Received().StringBitPosition("prefix:key", true, 123, 456, CommandFlags.None);
     }
 
     [Fact]
     public void StringBitPosition_2()
     {
         prefixed.StringBitPosition("key", true, 123, 456, StringIndexType.Byte, CommandFlags.None);
-        mock.Verify(_ => _.StringBitPosition("prefix:key", true, 123, 456, StringIndexType.Byte, CommandFlags.None));
+        mock.Received().StringBitPosition("prefix:key", true, 123, 456, StringIndexType.Byte, CommandFlags.None);
     }
 
     [Fact]
     public void StringDecrement_1()
     {
         prefixed.StringDecrement("key", 123, CommandFlags.None);
-        mock.Verify(_ => _.StringDecrement("prefix:key", 123, CommandFlags.None));
+        mock.Received().StringDecrement("prefix:key", 123, CommandFlags.None);
     }
 
     [Fact]
     public void StringDecrement_2()
     {
         prefixed.StringDecrement("key", 1.23, CommandFlags.None);
-        mock.Verify(_ => _.StringDecrement("prefix:key", 1.23, CommandFlags.None));
+        mock.Received().StringDecrement("prefix:key", 1.23, CommandFlags.None);
     }
 
     [Fact]
     public void StringGet_1()
     {
         prefixed.StringGet("key", CommandFlags.None);
-        mock.Verify(_ => _.StringGet("prefix:key", CommandFlags.None));
+        mock.Received().StringGet("prefix:key", CommandFlags.None);
     }
 
     [Fact]
     public void StringGet_2()
     {
         RedisKey[] keys = new RedisKey[] { "a", "b" };
-        Expression<Func<RedisKey[], bool>> valid = _ => _.Length == 2 && _[0] == "prefix:a" && _[1] == "prefix:b";
+        Expression<Predicate<RedisKey[]>> valid = _ => _.Length == 2 && _[0] == "prefix:a" && _[1] == "prefix:b";
         prefixed.StringGet(keys, CommandFlags.None);
-        mock.Verify(_ => _.StringGet(It.Is(valid), CommandFlags.None));
+        mock.Received().StringGet(Arg.Is(valid), CommandFlags.None);
     }
 
     [Fact]
     public void StringGetBit()
     {
         prefixed.StringGetBit("key", 123, CommandFlags.None);
-        mock.Verify(_ => _.StringGetBit("prefix:key", 123, CommandFlags.None));
+        mock.Received().StringGetBit("prefix:key", 123, CommandFlags.None);
     }
 
     [Fact]
     public void StringGetRange()
     {
         prefixed.StringGetRange("key", 123, 456, CommandFlags.None);
-        mock.Verify(_ => _.StringGetRange("prefix:key", 123, 456, CommandFlags.None));
+        mock.Received().StringGetRange("prefix:key", 123, 456, CommandFlags.None);
     }
 
     [Fact]
     public void StringGetSet()
     {
         prefixed.StringGetSet("key", "value", CommandFlags.None);
-        mock.Verify(_ => _.StringGetSet("prefix:key", "value", CommandFlags.None));
+        mock.Received().StringGetSet("prefix:key", "value", CommandFlags.None);
     }
 
     [Fact]
     public void StringGetDelete()
     {
         prefixed.StringGetDelete("key", CommandFlags.None);
-        mock.Verify(_ => _.StringGetDelete("prefix:key", CommandFlags.None));
+        mock.Received().StringGetDelete("prefix:key", CommandFlags.None);
     }
 
     [Fact]
     public void StringGetWithExpiry()
     {
         prefixed.StringGetWithExpiry("key", CommandFlags.None);
-        mock.Verify(_ => _.StringGetWithExpiry("prefix:key", CommandFlags.None));
+        mock.Received().StringGetWithExpiry("prefix:key", CommandFlags.None);
     }
 
     [Fact]
     public void StringIncrement_1()
     {
         prefixed.StringIncrement("key", 123, CommandFlags.None);
-        mock.Verify(_ => _.StringIncrement("prefix:key", 123, CommandFlags.None));
+        mock.Received().StringIncrement("prefix:key", 123, CommandFlags.None);
     }
 
     [Fact]
     public void StringIncrement_2()
     {
         prefixed.StringIncrement("key", 1.23, CommandFlags.None);
-        mock.Verify(_ => _.StringIncrement("prefix:key", 1.23, CommandFlags.None));
+        mock.Received().StringIncrement("prefix:key", 1.23, CommandFlags.None);
     }
 
     [Fact]
     public void StringLength()
     {
         prefixed.StringLength("key", CommandFlags.None);
-        mock.Verify(_ => _.StringLength("prefix:key", CommandFlags.None));
+        mock.Received().StringLength("prefix:key", CommandFlags.None);
     }
 
     [Fact]
@@ -1329,7 +1330,7 @@ public void StringSet_1()
     {
         TimeSpan expiry = TimeSpan.FromSeconds(123);
         prefixed.StringSet("key", "value", expiry, When.Exists, CommandFlags.None);
-        mock.Verify(_ => _.StringSet("prefix:key", "value", expiry, When.Exists, CommandFlags.None));
+        mock.Received().StringSet("prefix:key", "value", expiry, When.Exists, CommandFlags.None);
     }
 
     [Fact]
@@ -1337,16 +1338,16 @@ public void StringSet_2()
     {
         TimeSpan? expiry = null;
         prefixed.StringSet("key", "value", expiry, true, When.Exists, CommandFlags.None);
-        mock.Verify(_ => _.StringSet("prefix:key", "value", expiry, true, When.Exists, CommandFlags.None));
+        mock.Received().StringSet("prefix:key", "value", expiry, true, When.Exists, CommandFlags.None);
     }
 
     [Fact]
     public void StringSet_3()
     {
         KeyValuePair<RedisKey, RedisValue>[] values = new KeyValuePair<RedisKey, RedisValue>[] { new KeyValuePair<RedisKey, RedisValue>("a", "x"), new KeyValuePair<RedisKey, RedisValue>("b", "y") };
-        Expression<Func<KeyValuePair<RedisKey, RedisValue>[], bool>> valid = _ => _.Length == 2 && _[0].Key == "prefix:a" && _[0].Value == "x" && _[1].Key == "prefix:b" && _[1].Value == "y";
+        Expression<Predicate<KeyValuePair<RedisKey, RedisValue>[]>> valid = _ => _.Length == 2 && _[0].Key == "prefix:a" && _[0].Value == "x" && _[1].Key == "prefix:b" && _[1].Value == "y";
         prefixed.StringSet(values, When.Exists, CommandFlags.None);
-        mock.Verify(_ => _.StringSet(It.Is(valid), When.Exists, CommandFlags.None));
+        mock.Received().StringSet(Arg.Is(valid), When.Exists, CommandFlags.None);
     }
 
     [Fact]
@@ -1354,20 +1355,20 @@ public void StringSet_Compat()
     {
         TimeSpan? expiry = null;
         prefixed.StringSet("key", "value", expiry, When.Exists);
-        mock.Verify(_ => _.StringSet("prefix:key", "value", expiry, When.Exists));
+        mock.Received().StringSet("prefix:key", "value", expiry, When.Exists);
     }
 
     [Fact]
     public void StringSetBit()
     {
         prefixed.StringSetBit("key", 123, true, CommandFlags.None);
-        mock.Verify(_ => _.StringSetBit("prefix:key", 123, true, CommandFlags.None));
+        mock.Received().StringSetBit("prefix:key", 123, true, CommandFlags.None);
     }
 
     [Fact]
     public void StringSetRange()
     {
         prefixed.StringSetRange("key", 123, "value", CommandFlags.None);
-        mock.Verify(_ => _.StringSetRange("prefix:key", 123, "value", CommandFlags.None));
+        mock.Received().StringSetRange("prefix:key", 123, "value", CommandFlags.None);
     }
 }
diff --git a/tests/StackExchange.Redis.Tests/KeyPrefixedTests.cs b/tests/StackExchange.Redis.Tests/KeyPrefixedTests.cs
index 2d6b53390..8cbe7ad7f 100644
--- a/tests/StackExchange.Redis.Tests/KeyPrefixedTests.cs
+++ b/tests/StackExchange.Redis.Tests/KeyPrefixedTests.cs
@@ -3,309 +3,309 @@
 using System.Linq.Expressions;
 using System.Net;
 using System.Text;
-using Moq;
+using NSubstitute;
 using StackExchange.Redis.KeyspaceIsolation;
 using Xunit;
 using System.Threading.Tasks;
 
 namespace StackExchange.Redis.Tests
 {
-    [Collection(nameof(MoqDependentCollection))]
+    [Collection(nameof(SubstituteDependentCollection))]
     public sealed class KeyPrefixedTests
     {
-        private readonly Mock<IDatabaseAsync> mock;
+        private readonly IDatabaseAsync mock;
         private readonly KeyPrefixed<IDatabaseAsync> prefixed;
 
         public KeyPrefixedTests()
         {
-            mock = new Mock<IDatabaseAsync>();
-            prefixed = new KeyPrefixed<IDatabaseAsync>(mock.Object, Encoding.UTF8.GetBytes("prefix:"));
+            mock = Substitute.For<IDatabaseAsync>();
+            prefixed = new KeyPrefixed<IDatabaseAsync>(mock, Encoding.UTF8.GetBytes("prefix:"));
         }
 
         [Fact]
         public async Task DebugObjectAsync()
         {
             await prefixed.DebugObjectAsync("key", CommandFlags.None);
-            mock.Verify(_ => _.DebugObjectAsync("prefix:key", CommandFlags.None));
+            await mock.Received().DebugObjectAsync("prefix:key", CommandFlags.None);
         }
 
         [Fact]
-        public void HashDecrementAsync_1()
+        public async Task HashDecrementAsync_1()
         {
-            prefixed.HashDecrementAsync("key", "hashField", 123, CommandFlags.None);
-            mock.Verify(_ => _.HashDecrementAsync("prefix:key", "hashField", 123, CommandFlags.None));
+            await prefixed.HashDecrementAsync("key", "hashField", 123, CommandFlags.None);
+            await mock.Received().HashDecrementAsync("prefix:key", "hashField", 123, CommandFlags.None);
         }
 
         [Fact]
-        public void HashDecrementAsync_2()
+        public async Task HashDecrementAsync_2()
         {
-            prefixed.HashDecrementAsync("key", "hashField", 1.23, CommandFlags.None);
-            mock.Verify(_ => _.HashDecrementAsync("prefix:key", "hashField", 1.23, CommandFlags.None));
+            await prefixed.HashDecrementAsync("key", "hashField", 1.23, CommandFlags.None);
+            await mock.Received().HashDecrementAsync("prefix:key", "hashField", 1.23, CommandFlags.None);
         }
 
         [Fact]
-        public void HashDeleteAsync_1()
+        public async Task HashDeleteAsync_1()
         {
-            prefixed.HashDeleteAsync("key", "hashField", CommandFlags.None);
-            mock.Verify(_ => _.HashDeleteAsync("prefix:key", "hashField", CommandFlags.None));
+            await prefixed.HashDeleteAsync("key", "hashField", CommandFlags.None);
+            await mock.Received().HashDeleteAsync("prefix:key", "hashField", CommandFlags.None);
         }
 
         [Fact]
-        public void HashDeleteAsync_2()
+        public async Task HashDeleteAsync_2()
         {
             RedisValue[] hashFields = Array.Empty<RedisValue>();
-            prefixed.HashDeleteAsync("key", hashFields, CommandFlags.None);
-            mock.Verify(_ => _.HashDeleteAsync("prefix:key", hashFields, CommandFlags.None));
+            await prefixed.HashDeleteAsync("key", hashFields, CommandFlags.None);
+            await mock.Received().HashDeleteAsync("prefix:key", hashFields, CommandFlags.None);
         }
 
         [Fact]
-        public void HashExistsAsync()
+        public async Task HashExistsAsync()
         {
-            prefixed.HashExistsAsync("key", "hashField", CommandFlags.None);
-            mock.Verify(_ => _.HashExistsAsync("prefix:key", "hashField", CommandFlags.None));
+            await prefixed.HashExistsAsync("key", "hashField", CommandFlags.None);
+            await mock.Received().HashExistsAsync("prefix:key", "hashField", CommandFlags.None);
         }
 
         [Fact]
-        public void HashGetAllAsync()
+        public async Task HashGetAllAsync()
         {
-            prefixed.HashGetAllAsync("key", CommandFlags.None);
-            mock.Verify(_ => _.HashGetAllAsync("prefix:key", CommandFlags.None));
+            await prefixed.HashGetAllAsync("key", CommandFlags.None);
+            await mock.Received().HashGetAllAsync("prefix:key", CommandFlags.None);
         }
 
         [Fact]
-        public void HashGetAsync_1()
+        public async Task HashGetAsync_1()
         {
-            prefixed.HashGetAsync("key", "hashField", CommandFlags.None);
-            mock.Verify(_ => _.HashGetAsync("prefix:key", "hashField", CommandFlags.None));
+            await prefixed.HashGetAsync("key", "hashField", CommandFlags.None);
+            await mock.Received().HashGetAsync("prefix:key", "hashField", CommandFlags.None);
         }
 
         [Fact]
-        public void HashGetAsync_2()
+        public async Task HashGetAsync_2()
         {
             RedisValue[] hashFields = Array.Empty<RedisValue>();
-            prefixed.HashGetAsync("key", hashFields, CommandFlags.None);
-            mock.Verify(_ => _.HashGetAsync("prefix:key", hashFields, CommandFlags.None));
+            await prefixed.HashGetAsync("key", hashFields, CommandFlags.None);
+            await mock.Received().HashGetAsync("prefix:key", hashFields, CommandFlags.None);
         }
 
         [Fact]
-        public void HashIncrementAsync_1()
+        public async Task HashIncrementAsync_1()
         {
-            prefixed.HashIncrementAsync("key", "hashField", 123, CommandFlags.None);
-            mock.Verify(_ => _.HashIncrementAsync("prefix:key", "hashField", 123, CommandFlags.None));
+            await prefixed.HashIncrementAsync("key", "hashField", 123, CommandFlags.None);
+            await mock.Received().HashIncrementAsync("prefix:key", "hashField", 123, CommandFlags.None);
         }
 
         [Fact]
-        public void HashIncrementAsync_2()
+        public async Task HashIncrementAsync_2()
         {
-            prefixed.HashIncrementAsync("key", "hashField", 1.23, CommandFlags.None);
-            mock.Verify(_ => _.HashIncrementAsync("prefix:key", "hashField", 1.23, CommandFlags.None));
+            await prefixed.HashIncrementAsync("key", "hashField", 1.23, CommandFlags.None);
+            await mock.Received().HashIncrementAsync("prefix:key", "hashField", 1.23, CommandFlags.None);
         }
 
         [Fact]
-        public void HashKeysAsync()
+        public async Task HashKeysAsync()
         {
-            prefixed.HashKeysAsync("key", CommandFlags.None);
-            mock.Verify(_ => _.HashKeysAsync("prefix:key", CommandFlags.None));
+            await prefixed.HashKeysAsync("key", CommandFlags.None);
+            await mock.Received().HashKeysAsync("prefix:key", CommandFlags.None);
         }
 
         [Fact]
-        public void HashLengthAsync()
+        public async Task HashLengthAsync()
         {
-            prefixed.HashLengthAsync("key", CommandFlags.None);
-            mock.Verify(_ => _.HashLengthAsync("prefix:key", CommandFlags.None));
+            await prefixed.HashLengthAsync("key", CommandFlags.None);
+            await mock.Received().HashLengthAsync("prefix:key", CommandFlags.None);
         }
 
         [Fact]
-        public void HashSetAsync_1()
+        public async Task HashSetAsync_1()
         {
             HashEntry[] hashFields = Array.Empty<HashEntry>();
-            prefixed.HashSetAsync("key", hashFields, CommandFlags.None);
-            mock.Verify(_ => _.HashSetAsync("prefix:key", hashFields, CommandFlags.None));
+            await prefixed.HashSetAsync("key", hashFields, CommandFlags.None);
+            await mock.Received().HashSetAsync("prefix:key", hashFields, CommandFlags.None);
         }
 
         [Fact]
-        public void HashSetAsync_2()
+        public async Task HashSetAsync_2()
         {
-            prefixed.HashSetAsync("key", "hashField", "value", When.Exists, CommandFlags.None);
-            mock.Verify(_ => _.HashSetAsync("prefix:key", "hashField", "value", When.Exists, CommandFlags.None));
+            await prefixed.HashSetAsync("key", "hashField", "value", When.Exists, CommandFlags.None);
+            await mock.Received().HashSetAsync("prefix:key", "hashField", "value", When.Exists, CommandFlags.None);
         }
 
         [Fact]
-        public void HashStringLengthAsync()
+        public async Task HashStringLengthAsync()
         {
-            prefixed.HashStringLengthAsync("key","field", CommandFlags.None);
-            mock.Verify(_ => _.HashStringLengthAsync("prefix:key", "field", CommandFlags.None));
+            await prefixed.HashStringLengthAsync("key","field", CommandFlags.None);
+            await mock.Received().HashStringLengthAsync("prefix:key", "field", CommandFlags.None);
         }
 
         [Fact]
-        public void HashValuesAsync()
+        public async Task HashValuesAsync()
         {
-            prefixed.HashValuesAsync("key", CommandFlags.None);
-            mock.Verify(_ => _.HashValuesAsync("prefix:key", CommandFlags.None));
+            await prefixed.HashValuesAsync("key", CommandFlags.None);
+            await mock.Received().HashValuesAsync("prefix:key", CommandFlags.None);
         }
 
         [Fact]
-        public void HyperLogLogAddAsync_1()
+        public async Task HyperLogLogAddAsync_1()
         {
-            prefixed.HyperLogLogAddAsync("key", "value", CommandFlags.None);
-            mock.Verify(_ => _.HyperLogLogAddAsync("prefix:key", "value", CommandFlags.None));
+            await prefixed.HyperLogLogAddAsync("key", "value", CommandFlags.None);
+            await mock.Received().HyperLogLogAddAsync("prefix:key", "value", CommandFlags.None);
         }
 
         [Fact]
-        public void HyperLogLogAddAsync_2()
+        public async Task HyperLogLogAddAsync_2()
         {
             var values = Array.Empty<RedisValue>();
-            prefixed.HyperLogLogAddAsync("key", values, CommandFlags.None);
-            mock.Verify(_ => _.HyperLogLogAddAsync("prefix:key", values, CommandFlags.None));
+            await prefixed.HyperLogLogAddAsync("key", values, CommandFlags.None);
+            await mock.Received().HyperLogLogAddAsync("prefix:key", values, CommandFlags.None);
         }
 
         [Fact]
-        public void HyperLogLogLengthAsync()
+        public async Task HyperLogLogLengthAsync()
         {
-            prefixed.HyperLogLogLengthAsync("key", CommandFlags.None);
-            mock.Verify(_ => _.HyperLogLogLengthAsync("prefix:key", CommandFlags.None));
+            await prefixed.HyperLogLogLengthAsync("key", CommandFlags.None);
+            await mock.Received().HyperLogLogLengthAsync("prefix:key", CommandFlags.None);
         }
 
         [Fact]
-        public void HyperLogLogMergeAsync_1()
+        public async Task HyperLogLogMergeAsync_1()
         {
-            prefixed.HyperLogLogMergeAsync("destination", "first", "second", CommandFlags.None);
-            mock.Verify(_ => _.HyperLogLogMergeAsync("prefix:destination", "prefix:first", "prefix:second", CommandFlags.None));
+            await prefixed.HyperLogLogMergeAsync("destination", "first", "second", CommandFlags.None);
+            await mock.Received().HyperLogLogMergeAsync("prefix:destination", "prefix:first", "prefix:second", CommandFlags.None);
         }
 
         [Fact]
-        public void HyperLogLogMergeAsync_2()
+        public async Task HyperLogLogMergeAsync_2()
         {
             RedisKey[] keys = new RedisKey[] { "a", "b" };
-            Expression<Func<RedisKey[], bool>> valid = _ => _.Length == 2 && _[0] == "prefix:a" && _[1] == "prefix:b";
-            prefixed.HyperLogLogMergeAsync("destination", keys, CommandFlags.None);
-            mock.Verify(_ => _.HyperLogLogMergeAsync("prefix:destination", It.Is(valid), CommandFlags.None));
+            Expression<Predicate<RedisKey[]>> valid = _ => _.Length == 2 && _[0] == "prefix:a" && _[1] == "prefix:b";
+            await prefixed.HyperLogLogMergeAsync("destination", keys, CommandFlags.None);
+            await mock.Received().HyperLogLogMergeAsync("prefix:destination", Arg.Is(valid), CommandFlags.None);
         }
 
         [Fact]
-        public void IdentifyEndpointAsync()
+        public async Task IdentifyEndpointAsync()
         {
-            prefixed.IdentifyEndpointAsync("key", CommandFlags.None);
-            mock.Verify(_ => _.IdentifyEndpointAsync("prefix:key", CommandFlags.None));
+            await prefixed.IdentifyEndpointAsync("key", CommandFlags.None);
+            await mock.Received().IdentifyEndpointAsync("prefix:key", CommandFlags.None);
         }
 
         [Fact]
         public void IsConnected()
         {
             prefixed.IsConnected("key", CommandFlags.None);
-            mock.Verify(_ => _.IsConnected("prefix:key", CommandFlags.None));
+            mock.Received().IsConnected("prefix:key", CommandFlags.None);
         }
 
         [Fact]
-        public void KeyCopyAsync()
+        public async Task KeyCopyAsync()
         {
-            prefixed.KeyCopyAsync("key", "destination", flags: CommandFlags.None);
-            mock.Verify(_ => _.KeyCopyAsync("prefix:key", "prefix:destination", -1, false, CommandFlags.None));
+            await prefixed.KeyCopyAsync("key", "destination", flags: CommandFlags.None);
+            await mock.Received().KeyCopyAsync("prefix:key", "prefix:destination", -1, false, CommandFlags.None);
         }
 
         [Fact]
-        public void KeyDeleteAsync_1()
+        public async Task KeyDeleteAsync_1()
         {
-            prefixed.KeyDeleteAsync("key", CommandFlags.None);
-            mock.Verify(_ => _.KeyDeleteAsync("prefix:key", CommandFlags.None));
+            await prefixed.KeyDeleteAsync("key", CommandFlags.None);
+            await mock.Received().KeyDeleteAsync("prefix:key", CommandFlags.None);
         }
 
         [Fact]
-        public void KeyDeleteAsync_2()
+        public async Task KeyDeleteAsync_2()
         {
             RedisKey[] keys = new RedisKey[] { "a", "b" };
-            Expression<Func<RedisKey[], bool>> valid = _ => _.Length == 2 && _[0] == "prefix:a" && _[1] == "prefix:b";
-            prefixed.KeyDeleteAsync(keys, CommandFlags.None);
-            mock.Verify(_ => _.KeyDeleteAsync(It.Is(valid), CommandFlags.None));
+            Expression<Predicate<RedisKey[]>> valid = _ => _.Length == 2 && _[0] == "prefix:a" && _[1] == "prefix:b";
+            await prefixed.KeyDeleteAsync(keys, CommandFlags.None);
+            await mock.Received().KeyDeleteAsync(Arg.Is(valid), CommandFlags.None);
         }
 
         [Fact]
-        public void KeyDumpAsync()
+        public async Task KeyDumpAsync()
         {
-            prefixed.KeyDumpAsync("key", CommandFlags.None);
-            mock.Verify(_ => _.KeyDumpAsync("prefix:key", CommandFlags.None));
+            await prefixed.KeyDumpAsync("key", CommandFlags.None);
+            await mock.Received().KeyDumpAsync("prefix:key", CommandFlags.None);
         }
 
         [Fact]
-        public void KeyEncodingAsync()
+        public async Task KeyEncodingAsync()
         {
-            prefixed.KeyEncodingAsync("key", CommandFlags.None);
-            mock.Verify(_ => _.KeyEncodingAsync("prefix:key", CommandFlags.None));
+            await prefixed.KeyEncodingAsync("key", CommandFlags.None);
+            await mock.Received().KeyEncodingAsync("prefix:key", CommandFlags.None);
         }
 
         [Fact]
-        public void KeyExistsAsync()
+        public async Task KeyExistsAsync()
         {
-            prefixed.KeyExistsAsync("key", CommandFlags.None);
-            mock.Verify(_ => _.KeyExistsAsync("prefix:key", CommandFlags.None));
+            await prefixed.KeyExistsAsync("key", CommandFlags.None);
+            await mock.Received().KeyExistsAsync("prefix:key", CommandFlags.None);
         }
 
         [Fact]
-        public void KeyExpireAsync_1()
+        public async Task KeyExpireAsync_1()
         {
             TimeSpan expiry = TimeSpan.FromSeconds(123);
-            prefixed.KeyExpireAsync("key", expiry, CommandFlags.None);
-            mock.Verify(_ => _.KeyExpireAsync("prefix:key", expiry, CommandFlags.None));
+            await prefixed.KeyExpireAsync("key", expiry, CommandFlags.None);
+            await mock.Received().KeyExpireAsync("prefix:key", expiry, CommandFlags.None);
         }
 
         [Fact]
-        public void KeyExpireAsync_2()
+        public async Task KeyExpireAsync_2()
         {
             DateTime expiry = DateTime.Now;
-            prefixed.KeyExpireAsync("key", expiry, CommandFlags.None);
-            mock.Verify(_ => _.KeyExpireAsync("prefix:key", expiry, CommandFlags.None));
+            await prefixed.KeyExpireAsync("key", expiry, CommandFlags.None);
+            await mock.Received().KeyExpireAsync("prefix:key", expiry, CommandFlags.None);
         }
 
         [Fact]
-        public void KeyExpireAsync_3()
+        public async Task KeyExpireAsync_3()
         {
             TimeSpan expiry = TimeSpan.FromSeconds(123);
-            prefixed.KeyExpireAsync("key", expiry, ExpireWhen.HasNoExpiry, CommandFlags.None);
-            mock.Verify(_ => _.KeyExpireAsync("prefix:key", expiry, ExpireWhen.HasNoExpiry, CommandFlags.None));
+            await prefixed.KeyExpireAsync("key", expiry, ExpireWhen.HasNoExpiry, CommandFlags.None);
+            await mock.Received().KeyExpireAsync("prefix:key", expiry, ExpireWhen.HasNoExpiry, CommandFlags.None);
         }
 
         [Fact]
-        public void KeyExpireAsync_4()
+        public async Task KeyExpireAsync_4()
         {
             DateTime expiry = DateTime.Now;
-            prefixed.KeyExpireAsync("key", expiry, ExpireWhen.HasNoExpiry, CommandFlags.None);
-            mock.Verify(_ => _.KeyExpireAsync("prefix:key", expiry, ExpireWhen.HasNoExpiry, CommandFlags.None));
+            await prefixed.KeyExpireAsync("key", expiry, ExpireWhen.HasNoExpiry, CommandFlags.None);
+            await mock.Received().KeyExpireAsync("prefix:key", expiry, ExpireWhen.HasNoExpiry, CommandFlags.None);
         }
 
         [Fact]
-        public void KeyExpireTimeAsync()
+        public async Task KeyExpireTimeAsync()
         {
-            prefixed.KeyExpireTimeAsync("key", CommandFlags.None);
-            mock.Verify(_ => _.KeyExpireTimeAsync("prefix:key", CommandFlags.None));
+            await prefixed.KeyExpireTimeAsync("key", CommandFlags.None);
+            await mock.Received().KeyExpireTimeAsync("prefix:key", CommandFlags.None);
         }
 
         [Fact]
-        public void KeyFrequencyAsync()
+        public async Task KeyFrequencyAsync()
         {
-            prefixed.KeyFrequencyAsync("key", CommandFlags.None);
-            mock.Verify(_ => _.KeyFrequencyAsync("prefix:key", CommandFlags.None));
+            await prefixed.KeyFrequencyAsync("key", CommandFlags.None);
+            await mock.Received().KeyFrequencyAsync("prefix:key", CommandFlags.None);
         }
 
         [Fact]
-        public void KeyMigrateAsync()
+        public async Task KeyMigrateAsync()
         {
             EndPoint toServer = new IPEndPoint(IPAddress.Loopback, 123);
-            prefixed.KeyMigrateAsync("key", toServer, 123, 456, MigrateOptions.Copy, CommandFlags.None);
-            mock.Verify(_ => _.KeyMigrateAsync("prefix:key", toServer, 123, 456, MigrateOptions.Copy, CommandFlags.None));
+            await prefixed.KeyMigrateAsync("key", toServer, 123, 456, MigrateOptions.Copy, CommandFlags.None);
+            await mock.Received().KeyMigrateAsync("prefix:key", toServer, 123, 456, MigrateOptions.Copy, CommandFlags.None);
         }
 
         [Fact]
-        public void KeyMoveAsync()
+        public async Task KeyMoveAsync()
         {
-            prefixed.KeyMoveAsync("key", 123, CommandFlags.None);
-            mock.Verify(_ => _.KeyMoveAsync("prefix:key", 123, CommandFlags.None));
+            await prefixed.KeyMoveAsync("key", 123, CommandFlags.None);
+            await mock.Received().KeyMoveAsync("prefix:key", 123, CommandFlags.None);
         }
 
         [Fact]
-        public void KeyPersistAsync()
+        public async Task KeyPersistAsync()
         {
-            prefixed.KeyPersistAsync("key", CommandFlags.None);
-            mock.Verify(_ => _.KeyPersistAsync("prefix:key", CommandFlags.None));
+            await prefixed.KeyPersistAsync("key", CommandFlags.None);
+            await mock.Received().KeyPersistAsync("prefix:key", CommandFlags.None);
         }
 
         [Fact]
@@ -315,1006 +315,1007 @@ public Task KeyRandomAsync()
         }
 
         [Fact]
-        public void KeyRefCountAsync()
+        public async Task KeyRefCountAsync()
         {
-            prefixed.KeyRefCountAsync("key", CommandFlags.None);
-            mock.Verify(_ => _.KeyRefCountAsync("prefix:key", CommandFlags.None));
+            await prefixed.KeyRefCountAsync("key", CommandFlags.None);
+            await mock.Received().KeyRefCountAsync("prefix:key", CommandFlags.None);
         }
 
         [Fact]
-        public void KeyRenameAsync()
+        public async Task KeyRenameAsync()
         {
-            prefixed.KeyRenameAsync("key", "newKey", When.Exists, CommandFlags.None);
-            mock.Verify(_ => _.KeyRenameAsync("prefix:key", "prefix:newKey", When.Exists, CommandFlags.None));
+            await prefixed.KeyRenameAsync("key", "newKey", When.Exists, CommandFlags.None);
+            await mock.Received().KeyRenameAsync("prefix:key", "prefix:newKey", When.Exists, CommandFlags.None);
         }
 
         [Fact]
-        public void KeyRestoreAsync()
+        public async Task KeyRestoreAsync()
         {
             byte[] value = Array.Empty<byte>();
             TimeSpan expiry = TimeSpan.FromSeconds(123);
-            prefixed.KeyRestoreAsync("key", value, expiry, CommandFlags.None);
-            mock.Verify(_ => _.KeyRestoreAsync("prefix:key", value, expiry, CommandFlags.None));
+            await prefixed.KeyRestoreAsync("key", value, expiry, CommandFlags.None);
+            await mock.Received().KeyRestoreAsync("prefix:key", value, expiry, CommandFlags.None);
         }
 
         [Fact]
-        public void KeyTimeToLiveAsync()
+        public async Task KeyTimeToLiveAsync()
         {
-            prefixed.KeyTimeToLiveAsync("key", CommandFlags.None);
-            mock.Verify(_ => _.KeyTimeToLiveAsync("prefix:key", CommandFlags.None));
+            await prefixed.KeyTimeToLiveAsync("key", CommandFlags.None);
+            await mock.Received().KeyTimeToLiveAsync("prefix:key", CommandFlags.None);
         }
 
         [Fact]
-        public void KeyTypeAsync()
+        public async Task KeyTypeAsync()
         {
-            prefixed.KeyTypeAsync("key", CommandFlags.None);
-            mock.Verify(_ => _.KeyTypeAsync("prefix:key", CommandFlags.None));
+            await prefixed.KeyTypeAsync("key", CommandFlags.None);
+            await mock.Received().KeyTypeAsync("prefix:key", CommandFlags.None);
         }
 
         [Fact]
-        public void ListGetByIndexAsync()
+        public async Task ListGetByIndexAsync()
         {
-            prefixed.ListGetByIndexAsync("key", 123, CommandFlags.None);
-            mock.Verify(_ => _.ListGetByIndexAsync("prefix:key", 123, CommandFlags.None));
+            await prefixed.ListGetByIndexAsync("key", 123, CommandFlags.None);
+            await mock.Received().ListGetByIndexAsync("prefix:key", 123, CommandFlags.None);
         }
 
         [Fact]
-        public void ListInsertAfterAsync()
+        public async Task ListInsertAfterAsync()
         {
-            prefixed.ListInsertAfterAsync("key", "pivot", "value", CommandFlags.None);
-            mock.Verify(_ => _.ListInsertAfterAsync("prefix:key", "pivot", "value", CommandFlags.None));
+            await prefixed.ListInsertAfterAsync("key", "pivot", "value", CommandFlags.None);
+            await mock.Received().ListInsertAfterAsync("prefix:key", "pivot", "value", CommandFlags.None);
         }
 
         [Fact]
-        public void ListInsertBeforeAsync()
+        public async Task ListInsertBeforeAsync()
         {
-            prefixed.ListInsertBeforeAsync("key", "pivot", "value", CommandFlags.None);
-            mock.Verify(_ => _.ListInsertBeforeAsync("prefix:key", "pivot", "value", CommandFlags.None));
+            await prefixed.ListInsertBeforeAsync("key", "pivot", "value", CommandFlags.None);
+            await mock.Received().ListInsertBeforeAsync("prefix:key", "pivot", "value", CommandFlags.None);
         }
 
         [Fact]
-        public void ListLeftPopAsync()
+        public async Task ListLeftPopAsync()
         {
-            prefixed.ListLeftPopAsync("key", CommandFlags.None);
-            mock.Verify(_ => _.ListLeftPopAsync("prefix:key", CommandFlags.None));
+            await prefixed.ListLeftPopAsync("key", CommandFlags.None);
+            await mock.Received().ListLeftPopAsync("prefix:key", CommandFlags.None);
         }
 
         [Fact]
-        public void ListLeftPopAsync_1()
+        public async Task ListLeftPopAsync_1()
         {
-            prefixed.ListLeftPopAsync("key", 123, CommandFlags.None);
-            mock.Verify(_ => _.ListLeftPopAsync("prefix:key", 123, CommandFlags.None));
+            await prefixed.ListLeftPopAsync("key", 123, CommandFlags.None);
+            await mock.Received().ListLeftPopAsync("prefix:key", 123, CommandFlags.None);
         }
 
         [Fact]
-        public void ListLeftPushAsync_1()
+        public async Task ListLeftPushAsync_1()
         {
-            prefixed.ListLeftPushAsync("key", "value", When.Exists, CommandFlags.None);
-            mock.Verify(_ => _.ListLeftPushAsync("prefix:key", "value", When.Exists, CommandFlags.None));
+            await prefixed.ListLeftPushAsync("key", "value", When.Exists, CommandFlags.None);
+            await mock.Received().ListLeftPushAsync("prefix:key", "value", When.Exists, CommandFlags.None);
         }
 
         [Fact]
-        public void ListLeftPushAsync_2()
+        public async Task ListLeftPushAsync_2()
         {
             RedisValue[] values = Array.Empty<RedisValue>();
-            prefixed.ListLeftPushAsync("key", values, CommandFlags.None);
-            mock.Verify(_ => _.ListLeftPushAsync("prefix:key", values, CommandFlags.None));
+            await prefixed.ListLeftPushAsync("key", values, CommandFlags.None);
+            await mock.Received().ListLeftPushAsync("prefix:key", values, CommandFlags.None);
         }
 
         [Fact]
-        public void ListLeftPushAsync_3()
+        public async Task ListLeftPushAsync_3()
         {
             RedisValue[] values = new RedisValue[] { "value1", "value2" };
-            prefixed.ListLeftPushAsync("key", values, When.Exists, CommandFlags.None);
-            mock.Verify(_ => _.ListLeftPushAsync("prefix:key", values, When.Exists, CommandFlags.None));
+            await prefixed.ListLeftPushAsync("key", values, When.Exists, CommandFlags.None);
+            await mock.Received().ListLeftPushAsync("prefix:key", values, When.Exists, CommandFlags.None);
         }
 
         [Fact]
-        public void ListLengthAsync()
+        public async Task ListLengthAsync()
         {
-            prefixed.ListLengthAsync("key", CommandFlags.None);
-            mock.Verify(_ => _.ListLengthAsync("prefix:key", CommandFlags.None));
+            await prefixed.ListLengthAsync("key", CommandFlags.None);
+            await mock.Received().ListLengthAsync("prefix:key", CommandFlags.None);
         }
 
         [Fact]
-        public void ListMoveAsync()
+        public async Task ListMoveAsync()
         {
-            prefixed.ListMoveAsync("key", "destination", ListSide.Left, ListSide.Right, CommandFlags.None);
-            mock.Verify(_ => _.ListMoveAsync("prefix:key", "prefix:destination", ListSide.Left, ListSide.Right, CommandFlags.None));
+            await prefixed.ListMoveAsync("key", "destination", ListSide.Left, ListSide.Right, CommandFlags.None);
+            await mock.Received().ListMoveAsync("prefix:key", "prefix:destination", ListSide.Left, ListSide.Right, CommandFlags.None);
         }
 
         [Fact]
-        public void ListRangeAsync()
+        public async Task ListRangeAsync()
         {
-            prefixed.ListRangeAsync("key", 123, 456, CommandFlags.None);
-            mock.Verify(_ => _.ListRangeAsync("prefix:key", 123, 456, CommandFlags.None));
+            await prefixed.ListRangeAsync("key", 123, 456, CommandFlags.None);
+            await mock.Received().ListRangeAsync("prefix:key", 123, 456, CommandFlags.None);
         }
 
         [Fact]
-        public void ListRemoveAsync()
+        public async Task ListRemoveAsync()
         {
-            prefixed.ListRemoveAsync("key", "value", 123, CommandFlags.None);
-            mock.Verify(_ => _.ListRemoveAsync("prefix:key", "value", 123, CommandFlags.None));
+            await prefixed.ListRemoveAsync("key", "value", 123, CommandFlags.None);
+            await mock.Received().ListRemoveAsync("prefix:key", "value", 123, CommandFlags.None);
         }
 
         [Fact]
-        public void ListRightPopAsync()
+        public async Task ListRightPopAsync()
         {
-            prefixed.ListRightPopAsync("key", CommandFlags.None);
-            mock.Verify(_ => _.ListRightPopAsync("prefix:key", CommandFlags.None));
+            await prefixed.ListRightPopAsync("key", CommandFlags.None);
+            await mock.Received().ListRightPopAsync("prefix:key", CommandFlags.None);
         }
 
         [Fact]
-        public void ListRightPopAsync_1()
+        public async Task ListRightPopAsync_1()
         {
-            prefixed.ListRightPopAsync("key", 123, CommandFlags.None);
-            mock.Verify(_ => _.ListRightPopAsync("prefix:key", 123, CommandFlags.None));
+            await prefixed.ListRightPopAsync("key", 123, CommandFlags.None);
+            await mock.Received().ListRightPopAsync("prefix:key", 123, CommandFlags.None);
         }
 
         [Fact]
-        public void ListRightPopLeftPushAsync()
+        public async Task ListRightPopLeftPushAsync()
         {
-            prefixed.ListRightPopLeftPushAsync("source", "destination", CommandFlags.None);
-            mock.Verify(_ => _.ListRightPopLeftPushAsync("prefix:source", "prefix:destination", CommandFlags.None));
+            await prefixed.ListRightPopLeftPushAsync("source", "destination", CommandFlags.None);
+            await mock.Received().ListRightPopLeftPushAsync("prefix:source", "prefix:destination", CommandFlags.None);
         }
 
         [Fact]
-        public void ListRightPushAsync_1()
+        public async Task ListRightPushAsync_1()
         {
-            prefixed.ListRightPushAsync("key", "value", When.Exists, CommandFlags.None);
-            mock.Verify(_ => _.ListRightPushAsync("prefix:key", "value", When.Exists, CommandFlags.None));
+            await prefixed.ListRightPushAsync("key", "value", When.Exists, CommandFlags.None);
+            await mock.Received().ListRightPushAsync("prefix:key", "value", When.Exists, CommandFlags.None);
         }
 
         [Fact]
-        public void ListRightPushAsync_2()
+        public async Task ListRightPushAsync_2()
         {
             RedisValue[] values = Array.Empty<RedisValue>();
-            prefixed.ListRightPushAsync("key", values, CommandFlags.None);
-            mock.Verify(_ => _.ListRightPushAsync("prefix:key", values, CommandFlags.None));
+            await prefixed.ListRightPushAsync("key", values, CommandFlags.None);
+            await mock.Received().ListRightPushAsync("prefix:key", values, CommandFlags.None);
         }
 
         [Fact]
-        public void ListRightPushAsync_3()
+        public async Task ListRightPushAsync_3()
         {
             RedisValue[] values = new RedisValue[] { "value1", "value2" };
-            prefixed.ListRightPushAsync("key", values, When.Exists, CommandFlags.None);
-            mock.Verify(_ => _.ListRightPushAsync("prefix:key", values, When.Exists, CommandFlags.None));
+            await prefixed.ListRightPushAsync("key", values, When.Exists, CommandFlags.None);
+            await mock.Received().ListRightPushAsync("prefix:key", values, When.Exists, CommandFlags.None);
         }
 
         [Fact]
-        public void ListSetByIndexAsync()
+        public async Task ListSetByIndexAsync()
         {
-            prefixed.ListSetByIndexAsync("key", 123, "value", CommandFlags.None);
-            mock.Verify(_ => _.ListSetByIndexAsync("prefix:key", 123, "value", CommandFlags.None));
+            await prefixed.ListSetByIndexAsync("key", 123, "value", CommandFlags.None);
+            await mock.Received().ListSetByIndexAsync("prefix:key", 123, "value", CommandFlags.None);
         }
 
         [Fact]
-        public void ListTrimAsync()
+        public async Task ListTrimAsync()
         {
-            prefixed.ListTrimAsync("key", 123, 456, CommandFlags.None);
-            mock.Verify(_ => _.ListTrimAsync("prefix:key", 123, 456, CommandFlags.None));
+            await prefixed.ListTrimAsync("key", 123, 456, CommandFlags.None);
+            await mock.Received().ListTrimAsync("prefix:key", 123, 456, CommandFlags.None);
         }
 
         [Fact]
-        public void LockExtendAsync()
+        public async Task LockExtendAsync()
         {
             TimeSpan expiry = TimeSpan.FromSeconds(123);
-            prefixed.LockExtendAsync("key", "value", expiry, CommandFlags.None);
-            mock.Verify(_ => _.LockExtendAsync("prefix:key", "value", expiry, CommandFlags.None));
+            await prefixed.LockExtendAsync("key", "value", expiry, CommandFlags.None);
+            await mock.Received().LockExtendAsync("prefix:key", "value", expiry, CommandFlags.None);
         }
 
         [Fact]
-        public void LockQueryAsync()
+        public async Task LockQueryAsync()
         {
-            prefixed.LockQueryAsync("key", CommandFlags.None);
-            mock.Verify(_ => _.LockQueryAsync("prefix:key", CommandFlags.None));
+            await prefixed.LockQueryAsync("key", CommandFlags.None);
+            await mock.Received().LockQueryAsync("prefix:key", CommandFlags.None);
         }
 
         [Fact]
-        public void LockReleaseAsync()
+        public async Task LockReleaseAsync()
         {
-            prefixed.LockReleaseAsync("key", "value", CommandFlags.None);
-            mock.Verify(_ => _.LockReleaseAsync("prefix:key", "value", CommandFlags.None));
+            await prefixed.LockReleaseAsync("key", "value", CommandFlags.None);
+            await mock.Received().LockReleaseAsync("prefix:key", "value", CommandFlags.None);
         }
 
         [Fact]
-        public void LockTakeAsync()
+        public async Task LockTakeAsync()
         {
             TimeSpan expiry = TimeSpan.FromSeconds(123);
-            prefixed.LockTakeAsync("key", "value", expiry, CommandFlags.None);
-            mock.Verify(_ => _.LockTakeAsync("prefix:key", "value", expiry, CommandFlags.None));
+            await prefixed.LockTakeAsync("key", "value", expiry, CommandFlags.None);
+            await mock.Received().LockTakeAsync("prefix:key", "value", expiry, CommandFlags.None);
         }
 
         [Fact]
-        public void PublishAsync()
+        public async Task PublishAsync()
         {
-            prefixed.PublishAsync(RedisChannel.Literal("channel"), "message", CommandFlags.None);
-            mock.Verify(_ => _.PublishAsync(RedisChannel.Literal("prefix:channel"), "message", CommandFlags.None));
+            await prefixed.PublishAsync(RedisChannel.Literal("channel"), "message", CommandFlags.None);
+            await mock.Received().PublishAsync(RedisChannel.Literal("prefix:channel"), "message", CommandFlags.None);
         }
 
         [Fact]
-        public void ScriptEvaluateAsync_1()
+        public async Task ScriptEvaluateAsync_1()
         {
             byte[] hash = Array.Empty<byte>();
             RedisValue[] values = Array.Empty<RedisValue>();
             RedisKey[] keys = new RedisKey[] { "a", "b" };
-            Expression<Func<RedisKey[], bool>> valid = _ => _.Length == 2 && _[0] == "prefix:a" && _[1] == "prefix:b";
-            prefixed.ScriptEvaluateAsync(hash, keys, values, CommandFlags.None);
-            mock.Verify(_ => _.ScriptEvaluateAsync(hash, It.Is(valid), values, CommandFlags.None));
+            Expression<Predicate<RedisKey[]>> valid = _ => _.Length == 2 && _[0] == "prefix:a" && _[1] == "prefix:b";
+            await prefixed.ScriptEvaluateAsync(hash, keys, values, CommandFlags.None);
+            await mock.Received().ScriptEvaluateAsync(hash, Arg.Is(valid), values, CommandFlags.None);
         }
 
         [Fact]
-        public void ScriptEvaluateAsync_2()
+        public async Task ScriptEvaluateAsync_2()
         {
             RedisValue[] values = Array.Empty<RedisValue>();
             RedisKey[] keys = new RedisKey[] { "a", "b" };
-            Expression<Func<RedisKey[], bool>> valid = _ => _.Length == 2 && _[0] == "prefix:a" && _[1] == "prefix:b";
-            prefixed.ScriptEvaluateAsync("script", keys, values, CommandFlags.None);
-            mock.Verify(_ => _.ScriptEvaluateAsync("script", It.Is(valid), values, CommandFlags.None));
+            Expression<Predicate<RedisKey[]>> valid = _ => _.Length == 2 && _[0] == "prefix:a" && _[1] == "prefix:b";
+            await prefixed.ScriptEvaluateAsync("script", keys, values, CommandFlags.None);
+            await mock.Received().ScriptEvaluateAsync("script", Arg.Is(valid), values, CommandFlags.None);
         }
 
         [Fact]
-        public void SetAddAsync_1()
+        public async Task SetAddAsync_1()
         {
-            prefixed.SetAddAsync("key", "value", CommandFlags.None);
-            mock.Verify(_ => _.SetAddAsync("prefix:key", "value", CommandFlags.None));
+            await prefixed.SetAddAsync("key", "value", CommandFlags.None);
+            await mock.Received().SetAddAsync("prefix:key", "value", CommandFlags.None);
         }
 
         [Fact]
-        public void SetAddAsync_2()
+        public async Task SetAddAsync_2()
         {
             RedisValue[] values = Array.Empty<RedisValue>();
-            prefixed.SetAddAsync("key", values, CommandFlags.None);
-            mock.Verify(_ => _.SetAddAsync("prefix:key", values, CommandFlags.None));
+            await prefixed.SetAddAsync("key", values, CommandFlags.None);
+            await mock.Received().SetAddAsync("prefix:key", values, CommandFlags.None);
         }
 
         [Fact]
-        public void SetCombineAndStoreAsync_1()
+        public async Task SetCombineAndStoreAsync_1()
         {
-            prefixed.SetCombineAndStoreAsync(SetOperation.Intersect, "destination", "first", "second", CommandFlags.None);
-            mock.Verify(_ => _.SetCombineAndStoreAsync(SetOperation.Intersect, "prefix:destination", "prefix:first", "prefix:second", CommandFlags.None));
+            await prefixed.SetCombineAndStoreAsync(SetOperation.Intersect, "destination", "first", "second", CommandFlags.None);
+            await mock.Received().SetCombineAndStoreAsync(SetOperation.Intersect, "prefix:destination", "prefix:first", "prefix:second", CommandFlags.None);
         }
 
         [Fact]
-        public void SetCombineAndStoreAsync_2()
+        public async Task SetCombineAndStoreAsync_2()
         {
             RedisKey[] keys = new RedisKey[] { "a", "b" };
-            Expression<Func<RedisKey[], bool>> valid = _ => _.Length == 2 && _[0] == "prefix:a" && _[1] == "prefix:b";
-            prefixed.SetCombineAndStoreAsync(SetOperation.Intersect, "destination", keys, CommandFlags.None);
-            mock.Verify(_ => _.SetCombineAndStoreAsync(SetOperation.Intersect, "prefix:destination", It.Is(valid), CommandFlags.None));
+            Expression<Predicate<RedisKey[]>> valid = _ => _.Length == 2 && _[0] == "prefix:a" && _[1] == "prefix:b";
+            await prefixed.SetCombineAndStoreAsync(SetOperation.Intersect, "destination", keys, CommandFlags.None);
+            await mock.Received().SetCombineAndStoreAsync(SetOperation.Intersect, "prefix:destination", Arg.Is(valid), CommandFlags.None);
         }
 
         [Fact]
-        public void SetCombineAsync_1()
+        public async Task SetCombineAsync_1()
         {
-            prefixed.SetCombineAsync(SetOperation.Intersect, "first", "second", CommandFlags.None);
-            mock.Verify(_ => _.SetCombineAsync(SetOperation.Intersect, "prefix:first", "prefix:second", CommandFlags.None));
+            await prefixed.SetCombineAsync(SetOperation.Intersect, "first", "second", CommandFlags.None);
+            await mock.Received().SetCombineAsync(SetOperation.Intersect, "prefix:first", "prefix:second", CommandFlags.None);
         }
 
         [Fact]
-        public void SetCombineAsync_2()
+        public async Task SetCombineAsync_2()
         {
             RedisKey[] keys = new RedisKey[] { "a", "b" };
-            Expression<Func<RedisKey[], bool>> valid = _ => _.Length == 2 && _[0] == "prefix:a" && _[1] == "prefix:b";
-            prefixed.SetCombineAsync(SetOperation.Intersect, keys, CommandFlags.None);
-            mock.Verify(_ => _.SetCombineAsync(SetOperation.Intersect, It.Is(valid), CommandFlags.None));
+            Expression<Predicate<RedisKey[]>> valid = _ => _.Length == 2 && _[0] == "prefix:a" && _[1] == "prefix:b";
+            await prefixed.SetCombineAsync(SetOperation.Intersect, keys, CommandFlags.None);
+            await mock.Received().SetCombineAsync(SetOperation.Intersect, Arg.Is(valid), CommandFlags.None);
         }
 
         [Fact]
-        public void SetContainsAsync()
+        public async Task SetContainsAsync()
         {
-            prefixed.SetContainsAsync("key", "value", CommandFlags.None);
-            mock.Verify(_ => _.SetContainsAsync("prefix:key", "value", CommandFlags.None));
+            await prefixed.SetContainsAsync("key", "value", CommandFlags.None);
+            await mock.Received().SetContainsAsync("prefix:key", "value", CommandFlags.None);
         }
 
         [Fact]
-        public void SetContainsAsync_2()
+        public async Task SetContainsAsync_2()
         {
             RedisValue[] values = new RedisValue[] { "value1", "value2" };
-            prefixed.SetContainsAsync("key", values, CommandFlags.None);
-            mock.Verify(_ => _.SetContainsAsync("prefix:key", values, CommandFlags.None));
+            await prefixed.SetContainsAsync("key", values, CommandFlags.None);
+            await mock.Received().SetContainsAsync("prefix:key", values, CommandFlags.None);
         }
 
         [Fact]
-        public void SetIntersectionLengthAsync()
+        public async Task SetIntersectionLengthAsync()
         {
             var keys = new RedisKey[] { "key1", "key2" };
-            prefixed.SetIntersectionLengthAsync(keys);
-            mock.Verify(_ => _.SetIntersectionLengthAsync(keys, 0, CommandFlags.None));
+            await prefixed.SetIntersectionLengthAsync(keys);
+            await mock.Received().SetIntersectionLengthAsync(keys, 0, CommandFlags.None);
         }
 
         [Fact]
-        public void SetLengthAsync()
+        public async Task SetLengthAsync()
         {
-            prefixed.SetLengthAsync("key", CommandFlags.None);
-            mock.Verify(_ => _.SetLengthAsync("prefix:key", CommandFlags.None));
+            await prefixed.SetLengthAsync("key", CommandFlags.None);
+            await mock.Received().SetLengthAsync("prefix:key", CommandFlags.None);
         }
 
         [Fact]
-        public void SetMembersAsync()
+        public async Task SetMembersAsync()
         {
-            prefixed.SetMembersAsync("key", CommandFlags.None);
-            mock.Verify(_ => _.SetMembersAsync("prefix:key", CommandFlags.None));
+            await prefixed.SetMembersAsync("key", CommandFlags.None);
+            await mock.Received().SetMembersAsync("prefix:key", CommandFlags.None);
         }
 
         [Fact]
-        public void SetMoveAsync()
+        public async Task SetMoveAsync()
         {
-            prefixed.SetMoveAsync("source", "destination", "value", CommandFlags.None);
-            mock.Verify(_ => _.SetMoveAsync("prefix:source", "prefix:destination", "value", CommandFlags.None));
+            await prefixed.SetMoveAsync("source", "destination", "value", CommandFlags.None);
+            await mock.Received().SetMoveAsync("prefix:source", "prefix:destination", "value", CommandFlags.None);
         }
 
         [Fact]
-        public void SetPopAsync_1()
+        public async Task SetPopAsync_1()
         {
-            prefixed.SetPopAsync("key", CommandFlags.None);
-            mock.Verify(_ => _.SetPopAsync("prefix:key", CommandFlags.None));
+            await prefixed.SetPopAsync("key", CommandFlags.None);
+            await mock.Received().SetPopAsync("prefix:key", CommandFlags.None);
 
-            prefixed.SetPopAsync("key", 5, CommandFlags.None);
-            mock.Verify(_ => _.SetPopAsync("prefix:key", 5, CommandFlags.None));
+            await prefixed.SetPopAsync("key", 5, CommandFlags.None);
+            await mock.Received().SetPopAsync("prefix:key", 5, CommandFlags.None);
         }
 
         [Fact]
-        public void SetPopAsync_2()
+        public async Task SetPopAsync_2()
         {
-            prefixed.SetPopAsync("key", 5, CommandFlags.None);
-            mock.Verify(_ => _.SetPopAsync("prefix:key", 5, CommandFlags.None));
+            await prefixed.SetPopAsync("key", 5, CommandFlags.None);
+            await mock.Received().SetPopAsync("prefix:key", 5, CommandFlags.None);
         }
 
         [Fact]
-        public void SetRandomMemberAsync()
+        public async Task SetRandomMemberAsync()
         {
-            prefixed.SetRandomMemberAsync("key", CommandFlags.None);
-            mock.Verify(_ => _.SetRandomMemberAsync("prefix:key", CommandFlags.None));
+            await prefixed.SetRandomMemberAsync("key", CommandFlags.None);
+            await mock.Received().SetRandomMemberAsync("prefix:key", CommandFlags.None);
         }
 
         [Fact]
-        public void SetRandomMembersAsync()
+        public async Task SetRandomMembersAsync()
         {
-            prefixed.SetRandomMembersAsync("key", 123, CommandFlags.None);
-            mock.Verify(_ => _.SetRandomMembersAsync("prefix:key", 123, CommandFlags.None));
+            await prefixed.SetRandomMembersAsync("key", 123, CommandFlags.None);
+            await mock.Received().SetRandomMembersAsync("prefix:key", 123, CommandFlags.None);
         }
 
         [Fact]
-        public void SetRemoveAsync_1()
+        public async Task SetRemoveAsync_1()
         {
-            prefixed.SetRemoveAsync("key", "value", CommandFlags.None);
-            mock.Verify(_ => _.SetRemoveAsync("prefix:key", "value", CommandFlags.None));
+            await prefixed.SetRemoveAsync("key", "value", CommandFlags.None);
+            await mock.Received().SetRemoveAsync("prefix:key", "value", CommandFlags.None);
         }
 
         [Fact]
-        public void SetRemoveAsync_2()
+        public async Task SetRemoveAsync_2()
         {
             RedisValue[] values = Array.Empty<RedisValue>();
-            prefixed.SetRemoveAsync("key", values, CommandFlags.None);
-            mock.Verify(_ => _.SetRemoveAsync("prefix:key", values, CommandFlags.None));
+            await prefixed.SetRemoveAsync("key", values, CommandFlags.None);
+            await mock.Received().SetRemoveAsync("prefix:key", values, CommandFlags.None);
         }
 
         [Fact]
-        public void SortAndStoreAsync()
+        public async Task SortAndStoreAsync()
         {
             RedisValue[] get = new RedisValue[] { "a", "#" };
-            Expression<Func<RedisValue[], bool>> valid = _ => _.Length == 2 && _[0] == "prefix:a" && _[1] == "#";
+            Expression<Predicate<RedisValue[]>> valid = _ => _.Length == 2 && _[0] == "prefix:a" && _[1] == "#";
 
-            prefixed.SortAndStoreAsync("destination", "key", 123, 456, Order.Descending, SortType.Alphabetic, "nosort", get, CommandFlags.None);
-            prefixed.SortAndStoreAsync("destination", "key", 123, 456, Order.Descending, SortType.Alphabetic, "by", get, CommandFlags.None);
+            await prefixed.SortAndStoreAsync("destination", "key", 123, 456, Order.Descending, SortType.Alphabetic, "nosort", get, CommandFlags.None);
+            await prefixed.SortAndStoreAsync("destination", "key", 123, 456, Order.Descending, SortType.Alphabetic, "by", get, CommandFlags.None);
 
-            mock.Verify(_ => _.SortAndStoreAsync("prefix:destination", "prefix:key", 123, 456, Order.Descending, SortType.Alphabetic, "nosort", It.Is(valid), CommandFlags.None));
-            mock.Verify(_ => _.SortAndStoreAsync("prefix:destination", "prefix:key", 123, 456, Order.Descending, SortType.Alphabetic, "prefix:by", It.Is(valid), CommandFlags.None));
+            await mock.Received().SortAndStoreAsync("prefix:destination", "prefix:key", 123, 456, Order.Descending, SortType.Alphabetic, "nosort", Arg.Is(valid), CommandFlags.None);
+            await mock.Received().SortAndStoreAsync("prefix:destination", "prefix:key", 123, 456, Order.Descending, SortType.Alphabetic, "prefix:by", Arg.Is(valid), CommandFlags.None);
         }
 
         [Fact]
-        public void SortAsync()
+        public async Task SortAsync()
         {
             RedisValue[] get = new RedisValue[] { "a", "#" };
-            Expression<Func<RedisValue[], bool>> valid = _ => _.Length == 2 && _[0] == "prefix:a" && _[1] == "#";
+            Expression<Predicate<RedisValue[]>> valid = _ => _.Length == 2 && _[0] == "prefix:a" && _[1] == "#";
 
-            prefixed.SortAsync("key", 123, 456, Order.Descending, SortType.Alphabetic, "nosort", get, CommandFlags.None);
-            prefixed.SortAsync("key", 123, 456, Order.Descending, SortType.Alphabetic, "by", get, CommandFlags.None);
+            await prefixed.SortAsync("key", 123, 456, Order.Descending, SortType.Alphabetic, "nosort", get, CommandFlags.None);
+            await prefixed.SortAsync("key", 123, 456, Order.Descending, SortType.Alphabetic, "by", get, CommandFlags.None);
 
-            mock.Verify(_ => _.SortAsync("prefix:key", 123, 456, Order.Descending, SortType.Alphabetic, "nosort", It.Is(valid), CommandFlags.None));
-            mock.Verify(_ => _.SortAsync("prefix:key", 123, 456, Order.Descending, SortType.Alphabetic, "prefix:by", It.Is(valid), CommandFlags.None));
+            await mock.Received().SortAsync("prefix:key", 123, 456, Order.Descending, SortType.Alphabetic, "nosort", Arg.Is(valid), CommandFlags.None);
+            await mock.Received().SortAsync("prefix:key", 123, 456, Order.Descending, SortType.Alphabetic, "prefix:by", Arg.Is(valid), CommandFlags.None);
         }
 
         [Fact]
-        public void SortedSetAddAsync_1()
+        public async Task SortedSetAddAsync_1()
         {
-            prefixed.SortedSetAddAsync("key", "member", 1.23, When.Exists, CommandFlags.None);
-            mock.Verify(_ => _.SortedSetAddAsync("prefix:key", "member", 1.23, When.Exists, CommandFlags.None));
+            await prefixed.SortedSetAddAsync("key", "member", 1.23, When.Exists, CommandFlags.None);
+            await mock.Received().SortedSetAddAsync("prefix:key", "member", 1.23, When.Exists, CommandFlags.None);
         }
 
         [Fact]
-        public void SortedSetAddAsync_2()
+        public async Task SortedSetAddAsync_2()
         {
             SortedSetEntry[] values = Array.Empty<SortedSetEntry>();
-            prefixed.SortedSetAddAsync("key", values, When.Exists, CommandFlags.None);
-            mock.Verify(_ => _.SortedSetAddAsync("prefix:key", values, When.Exists, CommandFlags.None));
+            await prefixed.SortedSetAddAsync("key", values, When.Exists, CommandFlags.None);
+            await mock.Received().SortedSetAddAsync("prefix:key", values, When.Exists, CommandFlags.None);
         }
 
         [Fact]
-        public void SortedSetAddAsync_3()
+        public async Task SortedSetAddAsync_3()
         {
             SortedSetEntry[] values = Array.Empty<SortedSetEntry>();
-            prefixed.SortedSetAddAsync("key", values, SortedSetWhen.GreaterThan, CommandFlags.None);
-            mock.Verify(_ => _.SortedSetAddAsync("prefix:key", values, SortedSetWhen.GreaterThan, CommandFlags.None));
+            await prefixed.SortedSetAddAsync("key", values, SortedSetWhen.GreaterThan, CommandFlags.None);
+            await mock.Received().SortedSetAddAsync("prefix:key", values, SortedSetWhen.GreaterThan, CommandFlags.None);
         }
 
         [Fact]
-        public void SortedSetCombineAsync()
+        public async Task SortedSetCombineAsync()
         {
             RedisKey[] keys = new RedisKey[] { "a", "b" };
-            prefixed.SortedSetCombineAsync(SetOperation.Intersect, keys);
-            mock.Verify(_ => _.SortedSetCombineAsync(SetOperation.Intersect, keys, null, Aggregate.Sum, CommandFlags.None));
+            await prefixed.SortedSetCombineAsync(SetOperation.Intersect, keys);
+            await mock.Received().SortedSetCombineAsync(SetOperation.Intersect, keys, null, Aggregate.Sum, CommandFlags.None);
         }
 
         [Fact]
-        public void SortedSetCombineWithScoresAsync()
+        public async Task SortedSetCombineWithScoresAsync()
         {
             RedisKey[] keys = new RedisKey[] { "a", "b" };
-            prefixed.SortedSetCombineWithScoresAsync(SetOperation.Intersect, keys);
-            mock.Verify(_ => _.SortedSetCombineWithScoresAsync(SetOperation.Intersect, keys, null, Aggregate.Sum, CommandFlags.None));
+            await prefixed.SortedSetCombineWithScoresAsync(SetOperation.Intersect, keys);
+            await mock.Received().SortedSetCombineWithScoresAsync(SetOperation.Intersect, keys, null, Aggregate.Sum, CommandFlags.None);
         }
 
         [Fact]
-        public void SortedSetCombineAndStoreAsync_1()
+        public async Task SortedSetCombineAndStoreAsync_1()
         {
-            prefixed.SortedSetCombineAndStoreAsync(SetOperation.Intersect, "destination", "first", "second", Aggregate.Max, CommandFlags.None);
-            mock.Verify(_ => _.SortedSetCombineAndStoreAsync(SetOperation.Intersect, "prefix:destination", "prefix:first", "prefix:second", Aggregate.Max, CommandFlags.None));
+            await prefixed.SortedSetCombineAndStoreAsync(SetOperation.Intersect, "destination", "first", "second", Aggregate.Max, CommandFlags.None);
+            await mock.Received().SortedSetCombineAndStoreAsync(SetOperation.Intersect, "prefix:destination", "prefix:first", "prefix:second", Aggregate.Max, CommandFlags.None);
         }
 
         [Fact]
-        public void SortedSetCombineAndStoreAsync_2()
+        public async Task SortedSetCombineAndStoreAsync_2()
         {
             RedisKey[] keys = new RedisKey[] { "a", "b" };
-            Expression<Func<RedisKey[], bool>> valid = _ => _.Length == 2 && _[0] == "prefix:a" && _[1] == "prefix:b";
-            prefixed.SetCombineAndStoreAsync(SetOperation.Intersect, "destination", keys, CommandFlags.None);
-            mock.Verify(_ => _.SetCombineAndStoreAsync(SetOperation.Intersect, "prefix:destination", It.Is(valid), CommandFlags.None));
+            Expression<Predicate<RedisKey[]>> valid = _ => _.Length == 2 && _[0] == "prefix:a" && _[1] == "prefix:b";
+            await prefixed.SetCombineAndStoreAsync(SetOperation.Intersect, "destination", keys, CommandFlags.None);
+            await mock.Received().SetCombineAndStoreAsync(SetOperation.Intersect, "prefix:destination", Arg.Is(valid), CommandFlags.None);
         }
 
         [Fact]
-        public void SortedSetDecrementAsync()
+        public async Task SortedSetDecrementAsync()
         {
-            prefixed.SortedSetDecrementAsync("key", "member", 1.23, CommandFlags.None);
-            mock.Verify(_ => _.SortedSetDecrementAsync("prefix:key", "member", 1.23, CommandFlags.None));
+            await prefixed.SortedSetDecrementAsync("key", "member", 1.23, CommandFlags.None);
+            await mock.Received().SortedSetDecrementAsync("prefix:key", "member", 1.23, CommandFlags.None);
         }
 
         [Fact]
-        public void SortedSetIncrementAsync()
+        public async Task SortedSetIncrementAsync()
         {
-            prefixed.SortedSetIncrementAsync("key", "member", 1.23, CommandFlags.None);
-            mock.Verify(_ => _.SortedSetIncrementAsync("prefix:key", "member", 1.23, CommandFlags.None));
+            await prefixed.SortedSetIncrementAsync("key", "member", 1.23, CommandFlags.None);
+            await mock.Received().SortedSetIncrementAsync("prefix:key", "member", 1.23, CommandFlags.None);
         }
 
         [Fact]
-        public void SortedSetIntersectionLengthAsync()
+        public async Task SortedSetIntersectionLengthAsync()
         {
             RedisKey[] keys = new RedisKey[] { "a", "b" };
-            prefixed.SortedSetIntersectionLengthAsync(keys, 1, CommandFlags.None);
-            mock.Verify(_ => _.SortedSetIntersectionLengthAsync(keys, 1, CommandFlags.None));
+            await prefixed.SortedSetIntersectionLengthAsync(keys, 1, CommandFlags.None);
+            await mock.Received().SortedSetIntersectionLengthAsync(keys, 1, CommandFlags.None);
         }
 
         [Fact]
-        public void SortedSetLengthAsync()
+        public async Task SortedSetLengthAsync()
         {
-            prefixed.SortedSetLengthAsync("key", 1.23, 1.23, Exclude.Start, CommandFlags.None);
-            mock.Verify(_ => _.SortedSetLengthAsync("prefix:key", 1.23, 1.23, Exclude.Start, CommandFlags.None));
+            await prefixed.SortedSetLengthAsync("key", 1.23, 1.23, Exclude.Start, CommandFlags.None);
+            await mock.Received().SortedSetLengthAsync("prefix:key", 1.23, 1.23, Exclude.Start, CommandFlags.None);
         }
 
         [Fact]
-        public void SortedSetLengthByValueAsync()
+        public async Task SortedSetLengthByValueAsync()
         {
-            prefixed.SortedSetLengthByValueAsync("key", "min", "max", Exclude.Start, CommandFlags.None);
-            mock.Verify(_ => _.SortedSetLengthByValueAsync("prefix:key", "min", "max", Exclude.Start, CommandFlags.None));
+            await prefixed.SortedSetLengthByValueAsync("key", "min", "max", Exclude.Start, CommandFlags.None);
+            await mock.Received().SortedSetLengthByValueAsync("prefix:key", "min", "max", Exclude.Start, CommandFlags.None);
         }
 
         [Fact]
-        public void SortedSetRandomMemberAsync()
+        public async Task SortedSetRandomMemberAsync()
         {
-            prefixed.SortedSetRandomMemberAsync("key", CommandFlags.None);
-            mock.Verify(_ => _.SortedSetRandomMemberAsync("prefix:key", CommandFlags.None));
+            await prefixed.SortedSetRandomMemberAsync("key", CommandFlags.None);
+            await mock.Received().SortedSetRandomMemberAsync("prefix:key", CommandFlags.None);
         }
 
         [Fact]
-        public void SortedSetRandomMembersAsync()
+        public async Task SortedSetRandomMembersAsync()
         {
-            prefixed.SortedSetRandomMembersAsync("key", 2, CommandFlags.None);
-            mock.Verify(_ => _.SortedSetRandomMembersAsync("prefix:key", 2, CommandFlags.None));
+            await prefixed.SortedSetRandomMembersAsync("key", 2, CommandFlags.None);
+            await mock.Received().SortedSetRandomMembersAsync("prefix:key", 2, CommandFlags.None);
         }
 
         [Fact]
-        public void SortedSetRandomMemberWithScoresAsync()
+        public async Task SortedSetRandomMemberWithScoresAsync()
         {
-            prefixed.SortedSetRandomMembersWithScoresAsync("key", 2, CommandFlags.None);
-            mock.Verify(_ => _.SortedSetRandomMembersWithScoresAsync("prefix:key", 2, CommandFlags.None));
+            await prefixed.SortedSetRandomMembersWithScoresAsync("key", 2, CommandFlags.None);
+            await mock.Received().SortedSetRandomMembersWithScoresAsync("prefix:key", 2, CommandFlags.None);
         }
 
         [Fact]
-        public void SortedSetRangeByRankAsync()
+        public async Task SortedSetRangeByRankAsync()
         {
-            prefixed.SortedSetRangeByRankAsync("key", 123, 456, Order.Descending, CommandFlags.None);
-            mock.Verify(_ => _.SortedSetRangeByRankAsync("prefix:key", 123, 456, Order.Descending, CommandFlags.None));
+            await prefixed.SortedSetRangeByRankAsync("key", 123, 456, Order.Descending, CommandFlags.None);
+            await mock.Received().SortedSetRangeByRankAsync("prefix:key", 123, 456, Order.Descending, CommandFlags.None);
         }
 
         [Fact]
-        public void SortedSetRangeByRankWithScoresAsync()
+        public async Task SortedSetRangeByRankWithScoresAsync()
         {
-            prefixed.SortedSetRangeByRankWithScoresAsync("key", 123, 456, Order.Descending, CommandFlags.None);
-            mock.Verify(_ => _.SortedSetRangeByRankWithScoresAsync("prefix:key", 123, 456, Order.Descending, CommandFlags.None));
+            await prefixed.SortedSetRangeByRankWithScoresAsync("key", 123, 456, Order.Descending, CommandFlags.None);
+            await mock.Received().SortedSetRangeByRankWithScoresAsync("prefix:key", 123, 456, Order.Descending, CommandFlags.None);
         }
 
         [Fact]
-        public void SortedSetRangeByScoreAsync()
+        public async Task SortedSetRangeByScoreAsync()
         {
-            prefixed.SortedSetRangeByScoreAsync("key", 1.23, 1.23, Exclude.Start, Order.Descending, 123, 456, CommandFlags.None);
-            mock.Verify(_ => _.SortedSetRangeByScoreAsync("prefix:key", 1.23, 1.23, Exclude.Start, Order.Descending, 123, 456, CommandFlags.None));
+            await prefixed.SortedSetRangeByScoreAsync("key", 1.23, 1.23, Exclude.Start, Order.Descending, 123, 456, CommandFlags.None);
+            await mock.Received().SortedSetRangeByScoreAsync("prefix:key", 1.23, 1.23, Exclude.Start, Order.Descending, 123, 456, CommandFlags.None);
         }
 
         [Fact]
-        public void SortedSetRangeByScoreWithScoresAsync()
+        public async Task SortedSetRangeByScoreWithScoresAsync()
         {
-            prefixed.SortedSetRangeByScoreWithScoresAsync("key", 1.23, 1.23, Exclude.Start, Order.Descending, 123, 456, CommandFlags.None);
-            mock.Verify(_ => _.SortedSetRangeByScoreWithScoresAsync("prefix:key", 1.23, 1.23, Exclude.Start, Order.Descending, 123, 456, CommandFlags.None));
+            await prefixed.SortedSetRangeByScoreWithScoresAsync("key", 1.23, 1.23, Exclude.Start, Order.Descending, 123, 456, CommandFlags.None);
+            await mock.Received().SortedSetRangeByScoreWithScoresAsync("prefix:key", 1.23, 1.23, Exclude.Start, Order.Descending, 123, 456, CommandFlags.None);
         }
 
         [Fact]
-        public void SortedSetRangeByValueAsync()
+        public async Task SortedSetRangeByValueAsync()
         {
-            prefixed.SortedSetRangeByValueAsync("key", "min", "max", Exclude.Start, 123, 456, CommandFlags.None);
-            mock.Verify(_ => _.SortedSetRangeByValueAsync("prefix:key", "min", "max", Exclude.Start, Order.Ascending, 123, 456, CommandFlags.None));
+            await prefixed.SortedSetRangeByValueAsync("key", "min", "max", Exclude.Start, 123, 456, CommandFlags.None);
+            await mock.Received().SortedSetRangeByValueAsync("prefix:key", "min", "max", Exclude.Start, Order.Ascending, 123, 456, CommandFlags.None);
         }
 
         [Fact]
-        public void SortedSetRangeByValueDescAsync()
+        public async Task SortedSetRangeByValueDescAsync()
         {
-            prefixed.SortedSetRangeByValueAsync("key", "min", "max", Exclude.Start, Order.Descending, 123, 456, CommandFlags.None);
-            mock.Verify(_ => _.SortedSetRangeByValueAsync("prefix:key", "min", "max", Exclude.Start, Order.Descending, 123, 456, CommandFlags.None));
+            await prefixed.SortedSetRangeByValueAsync("key", "min", "max", Exclude.Start, Order.Descending, 123, 456, CommandFlags.None);
+            await mock.Received().SortedSetRangeByValueAsync("prefix:key", "min", "max", Exclude.Start, Order.Descending, 123, 456, CommandFlags.None);
         }
 
         [Fact]
-        public void SortedSetRankAsync()
+        public async Task SortedSetRankAsync()
         {
-            prefixed.SortedSetRankAsync("key", "member", Order.Descending, CommandFlags.None);
-            mock.Verify(_ => _.SortedSetRankAsync("prefix:key", "member", Order.Descending, CommandFlags.None));
+            await prefixed.SortedSetRankAsync("key", "member", Order.Descending, CommandFlags.None);
+            await mock.Received().SortedSetRankAsync("prefix:key", "member", Order.Descending, CommandFlags.None);
         }
 
         [Fact]
-        public void SortedSetRemoveAsync_1()
+        public async Task SortedSetRemoveAsync_1()
         {
-            prefixed.SortedSetRemoveAsync("key", "member", CommandFlags.None);
-            mock.Verify(_ => _.SortedSetRemoveAsync("prefix:key", "member", CommandFlags.None));
+            await prefixed.SortedSetRemoveAsync("key", "member", CommandFlags.None);
+            await mock.Received().SortedSetRemoveAsync("prefix:key", "member", CommandFlags.None);
         }
 
         [Fact]
-        public void SortedSetRemoveAsync_2()
+        public async Task SortedSetRemoveAsync_2()
         {
             RedisValue[] members = Array.Empty<RedisValue>();
-            prefixed.SortedSetRemoveAsync("key", members, CommandFlags.None);
-            mock.Verify(_ => _.SortedSetRemoveAsync("prefix:key", members, CommandFlags.None));
+            await prefixed.SortedSetRemoveAsync("key", members, CommandFlags.None);
+            await mock.Received().SortedSetRemoveAsync("prefix:key", members, CommandFlags.None);
         }
 
         [Fact]
-        public void SortedSetRemoveRangeByRankAsync()
+        public async Task SortedSetRemoveRangeByRankAsync()
         {
-            prefixed.SortedSetRemoveRangeByRankAsync("key", 123, 456, CommandFlags.None);
-            mock.Verify(_ => _.SortedSetRemoveRangeByRankAsync("prefix:key", 123, 456, CommandFlags.None));
+            await prefixed.SortedSetRemoveRangeByRankAsync("key", 123, 456, CommandFlags.None);
+            await mock.Received().SortedSetRemoveRangeByRankAsync("prefix:key", 123, 456, CommandFlags.None);
         }
 
         [Fact]
-        public void SortedSetRemoveRangeByScoreAsync()
+        public async Task SortedSetRemoveRangeByScoreAsync()
         {
-            prefixed.SortedSetRemoveRangeByScoreAsync("key", 1.23, 1.23, Exclude.Start, CommandFlags.None);
-            mock.Verify(_ => _.SortedSetRemoveRangeByScoreAsync("prefix:key", 1.23, 1.23, Exclude.Start, CommandFlags.None));
+            await prefixed.SortedSetRemoveRangeByScoreAsync("key", 1.23, 1.23, Exclude.Start, CommandFlags.None);
+            await mock.Received().SortedSetRemoveRangeByScoreAsync("prefix:key", 1.23, 1.23, Exclude.Start, CommandFlags.None);
         }
 
         [Fact]
-        public void SortedSetRemoveRangeByValueAsync()
+        public async Task SortedSetRemoveRangeByValueAsync()
         {
-            prefixed.SortedSetRemoveRangeByValueAsync("key", "min", "max", Exclude.Start, CommandFlags.None);
-            mock.Verify(_ => _.SortedSetRemoveRangeByValueAsync("prefix:key", "min", "max", Exclude.Start, CommandFlags.None));
+            await prefixed.SortedSetRemoveRangeByValueAsync("key", "min", "max", Exclude.Start, CommandFlags.None);
+            await mock.Received().SortedSetRemoveRangeByValueAsync("prefix:key", "min", "max", Exclude.Start, CommandFlags.None);
         }
 
         [Fact]
-        public void SortedSetScoreAsync()
+        public async Task SortedSetScoreAsync()
         {
-            prefixed.SortedSetScoreAsync("key", "member", CommandFlags.None);
-            mock.Verify(_ => _.SortedSetScoreAsync("prefix:key", "member", CommandFlags.None));
+            await prefixed.SortedSetScoreAsync("key", "member", CommandFlags.None);
+            await mock.Received().SortedSetScoreAsync("prefix:key", "member", CommandFlags.None);
         }
 
         [Fact]
-        public void SortedSetScoreAsync_Multiple()
+        public async Task SortedSetScoreAsync_Multiple()
         {
-            prefixed.SortedSetScoresAsync("key", new RedisValue[] { "member1", "member2" }, CommandFlags.None);
-            mock.Verify(_ => _.SortedSetScoresAsync("prefix:key", new RedisValue[] { "member1", "member2" }, CommandFlags.None));
+            var values = new RedisValue[] { "member1", "member2" };
+            await prefixed.SortedSetScoresAsync("key", values, CommandFlags.None);
+            await mock.Received().SortedSetScoresAsync("prefix:key", values, CommandFlags.None);
         }
 
         [Fact]
-        public void SortedSetUpdateAsync()
+        public async Task SortedSetUpdateAsync()
         {
             SortedSetEntry[] values = Array.Empty<SortedSetEntry>();
-            prefixed.SortedSetUpdateAsync("key", values, SortedSetWhen.GreaterThan, CommandFlags.None);
-            mock.Verify(_ => _.SortedSetUpdateAsync("prefix:key", values, SortedSetWhen.GreaterThan, CommandFlags.None));
+            await prefixed.SortedSetUpdateAsync("key", values, SortedSetWhen.GreaterThan, CommandFlags.None);
+            await mock.Received().SortedSetUpdateAsync("prefix:key", values, SortedSetWhen.GreaterThan, CommandFlags.None);
         }
 
         [Fact]
-        public void StreamAcknowledgeAsync_1()
+        public async Task StreamAcknowledgeAsync_1()
         {
-            prefixed.StreamAcknowledgeAsync("key", "group", "0-0", CommandFlags.None);
-            mock.Verify(_ => _.StreamAcknowledgeAsync("prefix:key", "group", "0-0", CommandFlags.None));
+            await prefixed.StreamAcknowledgeAsync("key", "group", "0-0", CommandFlags.None);
+            await mock.Received().StreamAcknowledgeAsync("prefix:key", "group", "0-0", CommandFlags.None);
         }
 
         [Fact]
-        public void StreamAcknowledgeAsync_2()
+        public async Task StreamAcknowledgeAsync_2()
         {
             var messageIds = new RedisValue[] { "0-0", "0-1", "0-2" };
-            prefixed.StreamAcknowledgeAsync("key", "group", messageIds, CommandFlags.None);
-            mock.Verify(_ => _.StreamAcknowledgeAsync("prefix:key", "group", messageIds, CommandFlags.None));
+            await prefixed.StreamAcknowledgeAsync("key", "group", messageIds, CommandFlags.None);
+            await mock.Received().StreamAcknowledgeAsync("prefix:key", "group", messageIds, CommandFlags.None);
         }
 
         [Fact]
-        public void StreamAddAsync_1()
+        public async Task StreamAddAsync_1()
         {
-            prefixed.StreamAddAsync("key", "field1", "value1", "*", 1000, true, CommandFlags.None);
-            mock.Verify(_ => _.StreamAddAsync("prefix:key", "field1", "value1", "*", 1000, true, CommandFlags.None));
+            await prefixed.StreamAddAsync("key", "field1", "value1", "*", 1000, true, CommandFlags.None);
+            await mock.Received().StreamAddAsync("prefix:key", "field1", "value1", "*", 1000, true, CommandFlags.None);
         }
 
         [Fact]
-        public void StreamAddAsync_2()
+        public async Task StreamAddAsync_2()
         {
             var fields = Array.Empty<NameValueEntry>();
-            prefixed.StreamAddAsync("key", fields, "*", 1000, true, CommandFlags.None);
-            mock.Verify(_ => _.StreamAddAsync("prefix:key", fields, "*", 1000, true, CommandFlags.None));
+            await prefixed.StreamAddAsync("key", fields, "*", 1000, true, CommandFlags.None);
+            await mock.Received().StreamAddAsync("prefix:key", fields, "*", 1000, true, CommandFlags.None);
         }
 
         [Fact]
-        public void StreamAutoClaimAsync()
+        public async Task StreamAutoClaimAsync()
         {
-            prefixed.StreamAutoClaimAsync("key", "group", "consumer", 0, "0-0", 100, CommandFlags.None);
-            mock.Verify(_ => _.StreamAutoClaimAsync("prefix:key", "group", "consumer", 0, "0-0", 100, CommandFlags.None));
+            await prefixed.StreamAutoClaimAsync("key", "group", "consumer", 0, "0-0", 100, CommandFlags.None);
+            await mock.Received().StreamAutoClaimAsync("prefix:key", "group", "consumer", 0, "0-0", 100, CommandFlags.None);
         }
 
         [Fact]
-        public void StreamAutoClaimIdsOnlyAsync()
+        public async Task StreamAutoClaimIdsOnlyAsync()
         {
-            prefixed.StreamAutoClaimIdsOnlyAsync("key", "group", "consumer", 0, "0-0", 100, CommandFlags.None);
-            mock.Verify(_ => _.StreamAutoClaimIdsOnlyAsync("prefix:key", "group", "consumer", 0, "0-0", 100, CommandFlags.None));
+            await prefixed.StreamAutoClaimIdsOnlyAsync("key", "group", "consumer", 0, "0-0", 100, CommandFlags.None);
+            await mock.Received().StreamAutoClaimIdsOnlyAsync("prefix:key", "group", "consumer", 0, "0-0", 100, CommandFlags.None);
         }
 
         [Fact]
-        public void StreamClaimMessagesAsync()
+        public async Task StreamClaimMessagesAsync()
         {
             var messageIds = Array.Empty<RedisValue>();
-            prefixed.StreamClaimAsync("key", "group", "consumer", 1000, messageIds, CommandFlags.None);
-            mock.Verify(_ => _.StreamClaimAsync("prefix:key", "group", "consumer", 1000, messageIds, CommandFlags.None));
+            await prefixed.StreamClaimAsync("key", "group", "consumer", 1000, messageIds, CommandFlags.None);
+            await mock.Received().StreamClaimAsync("prefix:key", "group", "consumer", 1000, messageIds, CommandFlags.None);
         }
 
         [Fact]
-        public void StreamClaimMessagesReturningIdsAsync()
+        public async Task StreamClaimMessagesReturningIdsAsync()
         {
             var messageIds = Array.Empty<RedisValue>();
-            prefixed.StreamClaimIdsOnlyAsync("key", "group", "consumer", 1000, messageIds, CommandFlags.None);
-            mock.Verify(_ => _.StreamClaimIdsOnlyAsync("prefix:key", "group", "consumer", 1000, messageIds, CommandFlags.None));
+            await prefixed.StreamClaimIdsOnlyAsync("key", "group", "consumer", 1000, messageIds, CommandFlags.None);
+            await mock.Received().StreamClaimIdsOnlyAsync("prefix:key", "group", "consumer", 1000, messageIds, CommandFlags.None);
         }
 
         [Fact]
-        public void StreamConsumerInfoGetAsync()
+        public async Task StreamConsumerInfoGetAsync()
         {
-            prefixed.StreamConsumerInfoAsync("key", "group", CommandFlags.None);
-            mock.Verify(_ => _.StreamConsumerInfoAsync("prefix:key", "group", CommandFlags.None));
+            await prefixed.StreamConsumerInfoAsync("key", "group", CommandFlags.None);
+            await mock.Received().StreamConsumerInfoAsync("prefix:key", "group", CommandFlags.None);
         }
 
         [Fact]
-        public void StreamConsumerGroupSetPositionAsync()
+        public async Task StreamConsumerGroupSetPositionAsync()
         {
-            prefixed.StreamConsumerGroupSetPositionAsync("key", "group", StreamPosition.Beginning, CommandFlags.None);
-            mock.Verify(_ => _.StreamConsumerGroupSetPositionAsync("prefix:key", "group", StreamPosition.Beginning, CommandFlags.None));
+            await prefixed.StreamConsumerGroupSetPositionAsync("key", "group", StreamPosition.Beginning, CommandFlags.None);
+            await mock.Received().StreamConsumerGroupSetPositionAsync("prefix:key", "group", StreamPosition.Beginning, CommandFlags.None);
         }
 
         [Fact]
-        public void StreamCreateConsumerGroupAsync()
+        public async Task StreamCreateConsumerGroupAsync()
         {
-            prefixed.StreamCreateConsumerGroupAsync("key", "group", "0-0", false, CommandFlags.None);
-            mock.Verify(_ => _.StreamCreateConsumerGroupAsync("prefix:key", "group", "0-0", false, CommandFlags.None));
+            await prefixed.StreamCreateConsumerGroupAsync("key", "group", "0-0", false, CommandFlags.None);
+            await mock.Received().StreamCreateConsumerGroupAsync("prefix:key", "group", "0-0", false, CommandFlags.None);
         }
 
         [Fact]
-        public void StreamGroupInfoGetAsync()
+        public async Task StreamGroupInfoGetAsync()
         {
-            prefixed.StreamGroupInfoAsync("key", CommandFlags.None);
-            mock.Verify(_ => _.StreamGroupInfoAsync("prefix:key", CommandFlags.None));
+            await prefixed.StreamGroupInfoAsync("key", CommandFlags.None);
+            await mock.Received().StreamGroupInfoAsync("prefix:key", CommandFlags.None);
         }
 
         [Fact]
-        public void StreamInfoGetAsync()
+        public async Task StreamInfoGetAsync()
         {
-            prefixed.StreamInfoAsync("key", CommandFlags.None);
-            mock.Verify(_ => _.StreamInfoAsync("prefix:key", CommandFlags.None));
+            await prefixed.StreamInfoAsync("key", CommandFlags.None);
+            await mock.Received().StreamInfoAsync("prefix:key", CommandFlags.None);
         }
 
         [Fact]
-        public void StreamLengthAsync()
+        public async Task StreamLengthAsync()
         {
-            prefixed.StreamLengthAsync("key", CommandFlags.None);
-            mock.Verify(_ => _.StreamLengthAsync("prefix:key", CommandFlags.None));
+            await prefixed.StreamLengthAsync("key", CommandFlags.None);
+            await mock.Received().StreamLengthAsync("prefix:key", CommandFlags.None);
         }
 
         [Fact]
-        public void StreamMessagesDeleteAsync()
+        public async Task StreamMessagesDeleteAsync()
         {
             var messageIds = Array.Empty<RedisValue>();
-            prefixed.StreamDeleteAsync("key", messageIds, CommandFlags.None);
-            mock.Verify(_ => _.StreamDeleteAsync("prefix:key", messageIds, CommandFlags.None));
+            await prefixed.StreamDeleteAsync("key", messageIds, CommandFlags.None);
+            await mock.Received().StreamDeleteAsync("prefix:key", messageIds, CommandFlags.None);
         }
 
         [Fact]
-        public void StreamDeleteConsumerAsync()
+        public async Task StreamDeleteConsumerAsync()
         {
-            prefixed.StreamDeleteConsumerAsync("key", "group", "consumer", CommandFlags.None);
-            mock.Verify(_ => _.StreamDeleteConsumerAsync("prefix:key", "group", "consumer", CommandFlags.None));
+            await prefixed.StreamDeleteConsumerAsync("key", "group", "consumer", CommandFlags.None);
+            await mock.Received().StreamDeleteConsumerAsync("prefix:key", "group", "consumer", CommandFlags.None);
         }
 
         [Fact]
-        public void StreamDeleteConsumerGroupAsync()
+        public async Task StreamDeleteConsumerGroupAsync()
         {
-            prefixed.StreamDeleteConsumerGroupAsync("key", "group", CommandFlags.None);
-            mock.Verify(_ => _.StreamDeleteConsumerGroupAsync("prefix:key", "group", CommandFlags.None));
+            await prefixed.StreamDeleteConsumerGroupAsync("key", "group", CommandFlags.None);
+            await mock.Received().StreamDeleteConsumerGroupAsync("prefix:key", "group", CommandFlags.None);
         }
 
         [Fact]
-        public void StreamPendingInfoGetAsync()
+        public async Task StreamPendingInfoGetAsync()
         {
-            prefixed.StreamPendingAsync("key", "group", CommandFlags.None);
-            mock.Verify(_ => _.StreamPendingAsync("prefix:key", "group", CommandFlags.None));
+            await prefixed.StreamPendingAsync("key", "group", CommandFlags.None);
+            await mock.Received().StreamPendingAsync("prefix:key", "group", CommandFlags.None);
         }
 
         [Fact]
-        public void StreamPendingMessageInfoGetAsync()
+        public async Task StreamPendingMessageInfoGetAsync()
         {
-            prefixed.StreamPendingMessagesAsync("key", "group", 10, RedisValue.Null, "-", "+", CommandFlags.None);
-            mock.Verify(_ => _.StreamPendingMessagesAsync("prefix:key", "group", 10, RedisValue.Null, "-", "+", CommandFlags.None));
+            await prefixed.StreamPendingMessagesAsync("key", "group", 10, RedisValue.Null, "-", "+", CommandFlags.None);
+            await mock.Received().StreamPendingMessagesAsync("prefix:key", "group", 10, RedisValue.Null, "-", "+", CommandFlags.None);
         }
 
         [Fact]
-        public void StreamRangeAsync()
+        public async Task StreamRangeAsync()
         {
-            prefixed.StreamRangeAsync("key", "-", "+", null, Order.Ascending, CommandFlags.None);
-            mock.Verify(_ => _.StreamRangeAsync("prefix:key", "-", "+", null, Order.Ascending, CommandFlags.None));
+            await prefixed.StreamRangeAsync("key", "-", "+", null, Order.Ascending, CommandFlags.None);
+            await mock.Received().StreamRangeAsync("prefix:key", "-", "+", null, Order.Ascending, CommandFlags.None);
         }
 
         [Fact]
-        public void StreamReadAsync_1()
+        public async Task StreamReadAsync_1()
         {
             var streamPositions = Array.Empty<StreamPosition>();
-            prefixed.StreamReadAsync(streamPositions, null, CommandFlags.None);
-            mock.Verify(_ => _.StreamReadAsync(streamPositions, null, CommandFlags.None));
+            await prefixed.StreamReadAsync(streamPositions, null, CommandFlags.None);
+            await mock.Received().StreamReadAsync(streamPositions, null, CommandFlags.None);
         }
 
         [Fact]
-        public void StreamReadAsync_2()
+        public async Task StreamReadAsync_2()
         {
-            prefixed.StreamReadAsync("key", "0-0", null, CommandFlags.None);
-            mock.Verify(_ => _.StreamReadAsync("prefix:key", "0-0", null, CommandFlags.None));
+            await prefixed.StreamReadAsync("key", "0-0", null, CommandFlags.None);
+            await mock.Received().StreamReadAsync("prefix:key", "0-0", null, CommandFlags.None);
         }
 
         [Fact]
-        public void StreamReadGroupAsync_1()
+        public async Task StreamReadGroupAsync_1()
         {
-            prefixed.StreamReadGroupAsync("key", "group", "consumer", StreamPosition.Beginning, 10, false, CommandFlags.None);
-            mock.Verify(_ => _.StreamReadGroupAsync("prefix:key", "group", "consumer", StreamPosition.Beginning, 10, false, CommandFlags.None));
+            await prefixed.StreamReadGroupAsync("key", "group", "consumer", StreamPosition.Beginning, 10, false, CommandFlags.None);
+            await mock.Received().StreamReadGroupAsync("prefix:key", "group", "consumer", StreamPosition.Beginning, 10, false, CommandFlags.None);
         }
 
         [Fact]
-        public void StreamStreamReadGroupAsync_2()
+        public async Task StreamStreamReadGroupAsync_2()
         {
             var streamPositions = Array.Empty<StreamPosition>();
-            prefixed.StreamReadGroupAsync(streamPositions, "group", "consumer", 10, false, CommandFlags.None);
-            mock.Verify(_ => _.StreamReadGroupAsync(streamPositions, "group", "consumer", 10, false, CommandFlags.None));
+            await prefixed.StreamReadGroupAsync(streamPositions, "group", "consumer", 10, false, CommandFlags.None);
+            await mock.Received().StreamReadGroupAsync(streamPositions, "group", "consumer", 10, false, CommandFlags.None);
         }
 
         [Fact]
-        public void StreamTrimAsync()
+        public async Task StreamTrimAsync()
         {
-            prefixed.StreamTrimAsync("key", 1000, true, CommandFlags.None);
-            mock.Verify(_ => _.StreamTrimAsync("prefix:key", 1000, true, CommandFlags.None));
+            await prefixed.StreamTrimAsync("key", 1000, true, CommandFlags.None);
+            await mock.Received().StreamTrimAsync("prefix:key", 1000, true, CommandFlags.None);
         }
 
         [Fact]
-        public void StringAppendAsync()
+        public async Task StringAppendAsync()
         {
-            prefixed.StringAppendAsync("key", "value", CommandFlags.None);
-            mock.Verify(_ => _.StringAppendAsync("prefix:key", "value", CommandFlags.None));
+            await prefixed.StringAppendAsync("key", "value", CommandFlags.None);
+            await mock.Received().StringAppendAsync("prefix:key", "value", CommandFlags.None);
         }
 
         [Fact]
-        public void StringBitCountAsync()
+        public async Task StringBitCountAsync()
         {
-            prefixed.StringBitCountAsync("key", 123, 456, CommandFlags.None);
-            mock.Verify(_ => _.StringBitCountAsync("prefix:key", 123, 456, CommandFlags.None));
+            await prefixed.StringBitCountAsync("key", 123, 456, CommandFlags.None);
+            await mock.Received().StringBitCountAsync("prefix:key", 123, 456, CommandFlags.None);
         }
 
         [Fact]
-        public void StringBitCountAsync_2()
+        public async Task StringBitCountAsync_2()
         {
-            prefixed.StringBitCountAsync("key", 123, 456, StringIndexType.Byte, CommandFlags.None);
-            mock.Verify(_ => _.StringBitCountAsync("prefix:key", 123, 456, StringIndexType.Byte, CommandFlags.None));
+            await prefixed.StringBitCountAsync("key", 123, 456, StringIndexType.Byte, CommandFlags.None);
+            await mock.Received().StringBitCountAsync("prefix:key", 123, 456, StringIndexType.Byte, CommandFlags.None);
         }
 
         [Fact]
-        public void StringBitOperationAsync_1()
+        public async Task StringBitOperationAsync_1()
         {
-            prefixed.StringBitOperationAsync(Bitwise.Xor, "destination", "first", "second", CommandFlags.None);
-            mock.Verify(_ => _.StringBitOperationAsync(Bitwise.Xor, "prefix:destination", "prefix:first", "prefix:second", CommandFlags.None));
+            await prefixed.StringBitOperationAsync(Bitwise.Xor, "destination", "first", "second", CommandFlags.None);
+            await mock.Received().StringBitOperationAsync(Bitwise.Xor, "prefix:destination", "prefix:first", "prefix:second", CommandFlags.None);
         }
 
         [Fact]
-        public void StringBitOperationAsync_2()
+        public async Task StringBitOperationAsync_2()
         {
             RedisKey[] keys = new RedisKey[] { "a", "b" };
-            Expression<Func<RedisKey[], bool>> valid = _ => _.Length == 2 && _[0] == "prefix:a" && _[1] == "prefix:b";
-            prefixed.StringBitOperationAsync(Bitwise.Xor, "destination", keys, CommandFlags.None);
-            mock.Verify(_ => _.StringBitOperationAsync(Bitwise.Xor, "prefix:destination", It.Is(valid), CommandFlags.None));
+            Expression<Predicate<RedisKey[]>> valid = _ => _.Length == 2 && _[0] == "prefix:a" && _[1] == "prefix:b";
+            await prefixed.StringBitOperationAsync(Bitwise.Xor, "destination", keys, CommandFlags.None);
+            await mock.Received().StringBitOperationAsync(Bitwise.Xor, "prefix:destination", Arg.Is(valid), CommandFlags.None);
         }
 
         [Fact]
-        public void StringBitPositionAsync()
+        public async Task StringBitPositionAsync()
         {
-            prefixed.StringBitPositionAsync("key", true, 123, 456, CommandFlags.None);
-            mock.Verify(_ => _.StringBitPositionAsync("prefix:key", true, 123, 456, CommandFlags.None));
+            await prefixed.StringBitPositionAsync("key", true, 123, 456, CommandFlags.None);
+            await mock.Received().StringBitPositionAsync("prefix:key", true, 123, 456, CommandFlags.None);
         }
 
         [Fact]
-        public void StringBitPositionAsync_2()
+        public async Task StringBitPositionAsync_2()
         {
-            prefixed.StringBitPositionAsync("key", true, 123, 456, StringIndexType.Byte, CommandFlags.None);
-            mock.Verify(_ => _.StringBitPositionAsync("prefix:key", true, 123, 456, StringIndexType.Byte, CommandFlags.None));
+            await prefixed.StringBitPositionAsync("key", true, 123, 456, StringIndexType.Byte, CommandFlags.None);
+            await mock.Received().StringBitPositionAsync("prefix:key", true, 123, 456, StringIndexType.Byte, CommandFlags.None);
         }
 
         [Fact]
-        public void StringDecrementAsync_1()
+        public async Task StringDecrementAsync_1()
         {
-            prefixed.StringDecrementAsync("key", 123, CommandFlags.None);
-            mock.Verify(_ => _.StringDecrementAsync("prefix:key", 123, CommandFlags.None));
+            await prefixed.StringDecrementAsync("key", 123, CommandFlags.None);
+            await mock.Received().StringDecrementAsync("prefix:key", 123, CommandFlags.None);
         }
 
         [Fact]
-        public void StringDecrementAsync_2()
+        public async Task StringDecrementAsync_2()
         {
-            prefixed.StringDecrementAsync("key", 1.23, CommandFlags.None);
-            mock.Verify(_ => _.StringDecrementAsync("prefix:key", 1.23, CommandFlags.None));
+            await prefixed.StringDecrementAsync("key", 1.23, CommandFlags.None);
+            await mock.Received().StringDecrementAsync("prefix:key", 1.23, CommandFlags.None);
         }
 
         [Fact]
-        public void StringGetAsync_1()
+        public async Task StringGetAsync_1()
         {
-            prefixed.StringGetAsync("key", CommandFlags.None);
-            mock.Verify(_ => _.StringGetAsync("prefix:key", CommandFlags.None));
+            await prefixed.StringGetAsync("key", CommandFlags.None);
+            await mock.Received().StringGetAsync("prefix:key", CommandFlags.None);
         }
 
         [Fact]
-        public void StringGetAsync_2()
+        public async Task StringGetAsync_2()
         {
             RedisKey[] keys = new RedisKey[] { "a", "b" };
-            Expression<Func<RedisKey[], bool>> valid = _ => _.Length == 2 && _[0] == "prefix:a" && _[1] == "prefix:b";
-            prefixed.StringGetAsync(keys, CommandFlags.None);
-            mock.Verify(_ => _.StringGetAsync(It.Is(valid), CommandFlags.None));
+            Expression<Predicate<RedisKey[]>> valid = _ => _.Length == 2 && _[0] == "prefix:a" && _[1] == "prefix:b";
+            await prefixed.StringGetAsync(keys, CommandFlags.None);
+            await mock.Received().StringGetAsync(Arg.Is(valid), CommandFlags.None);
         }
 
         [Fact]
-        public void StringGetBitAsync()
+        public async Task StringGetBitAsync()
         {
-            prefixed.StringGetBitAsync("key", 123, CommandFlags.None);
-            mock.Verify(_ => _.StringGetBitAsync("prefix:key", 123, CommandFlags.None));
+            await prefixed.StringGetBitAsync("key", 123, CommandFlags.None);
+            await mock.Received().StringGetBitAsync("prefix:key", 123, CommandFlags.None);
         }
 
         [Fact]
-        public void StringGetRangeAsync()
+        public async Task StringGetRangeAsync()
         {
-            prefixed.StringGetRangeAsync("key", 123, 456, CommandFlags.None);
-            mock.Verify(_ => _.StringGetRangeAsync("prefix:key", 123, 456, CommandFlags.None));
+            await prefixed.StringGetRangeAsync("key", 123, 456, CommandFlags.None);
+            await mock.Received().StringGetRangeAsync("prefix:key", 123, 456, CommandFlags.None);
         }
 
         [Fact]
-        public void StringGetSetAsync()
+        public async Task StringGetSetAsync()
         {
-            prefixed.StringGetSetAsync("key", "value", CommandFlags.None);
-            mock.Verify(_ => _.StringGetSetAsync("prefix:key", "value", CommandFlags.None));
+            await prefixed.StringGetSetAsync("key", "value", CommandFlags.None);
+            await mock.Received().StringGetSetAsync("prefix:key", "value", CommandFlags.None);
         }
 
         [Fact]
-        public void StringGetDeleteAsync()
+        public async Task StringGetDeleteAsync()
         {
-            prefixed.StringGetDeleteAsync("key", CommandFlags.None);
-            mock.Verify(_ => _.StringGetDeleteAsync("prefix:key", CommandFlags.None));
+            await prefixed.StringGetDeleteAsync("key", CommandFlags.None);
+            await mock.Received().StringGetDeleteAsync("prefix:key", CommandFlags.None);
         }
 
         [Fact]
-        public void StringGetWithExpiryAsync()
+        public async Task StringGetWithExpiryAsync()
         {
-            prefixed.StringGetWithExpiryAsync("key", CommandFlags.None);
-            mock.Verify(_ => _.StringGetWithExpiryAsync("prefix:key", CommandFlags.None));
+            await prefixed.StringGetWithExpiryAsync("key", CommandFlags.None);
+            await mock.Received().StringGetWithExpiryAsync("prefix:key", CommandFlags.None);
         }
 
         [Fact]
-        public void StringIncrementAsync_1()
+        public async Task StringIncrementAsync_1()
         {
-            prefixed.StringIncrementAsync("key", 123, CommandFlags.None);
-            mock.Verify(_ => _.StringIncrementAsync("prefix:key", 123, CommandFlags.None));
+            await prefixed.StringIncrementAsync("key", 123, CommandFlags.None);
+            await mock.Received().StringIncrementAsync("prefix:key", 123, CommandFlags.None);
         }
 
         [Fact]
-        public void StringIncrementAsync_2()
+        public async Task StringIncrementAsync_2()
         {
-            prefixed.StringIncrementAsync("key", 1.23, CommandFlags.None);
-            mock.Verify(_ => _.StringIncrementAsync("prefix:key", 1.23, CommandFlags.None));
+            await prefixed.StringIncrementAsync("key", 1.23, CommandFlags.None);
+            await mock.Received().StringIncrementAsync("prefix:key", 1.23, CommandFlags.None);
         }
 
         [Fact]
-        public void StringLengthAsync()
+        public async Task StringLengthAsync()
         {
-            prefixed.StringLengthAsync("key", CommandFlags.None);
-            mock.Verify(_ => _.StringLengthAsync("prefix:key", CommandFlags.None));
+            await prefixed.StringLengthAsync("key", CommandFlags.None);
+            await mock.Received().StringLengthAsync("prefix:key", CommandFlags.None);
         }
 
         [Fact]
-        public void StringSetAsync_1()
+        public async Task StringSetAsync_1()
         {
             TimeSpan expiry = TimeSpan.FromSeconds(123);
-            prefixed.StringSetAsync("key", "value", expiry, When.Exists, CommandFlags.None);
-            mock.Verify(_ => _.StringSetAsync("prefix:key", "value", expiry, When.Exists, CommandFlags.None));
+            await prefixed.StringSetAsync("key", "value", expiry, When.Exists, CommandFlags.None);
+            await mock.Received().StringSetAsync("prefix:key", "value", expiry, When.Exists, CommandFlags.None);
         }
 
         [Fact]
-        public void StringSetAsync_2()
+        public async Task StringSetAsync_2()
         {
             TimeSpan? expiry = null;
-            prefixed.StringSetAsync("key", "value", expiry, true, When.Exists, CommandFlags.None);
-            mock.Verify(_ => _.StringSetAsync("prefix:key", "value", expiry, true, When.Exists, CommandFlags.None));
+            await prefixed.StringSetAsync("key", "value", expiry, true, When.Exists, CommandFlags.None);
+            await mock.Received().StringSetAsync("prefix:key", "value", expiry, true, When.Exists, CommandFlags.None);
         }
 
         [Fact]
-        public void StringSetAsync_3()
+        public async Task StringSetAsync_3()
         {
             KeyValuePair<RedisKey, RedisValue>[] values = new KeyValuePair<RedisKey, RedisValue>[] { new KeyValuePair<RedisKey, RedisValue>("a", "x"), new KeyValuePair<RedisKey, RedisValue>("b", "y") };
-            Expression<Func<KeyValuePair<RedisKey, RedisValue>[], bool>> valid = _ => _.Length == 2 && _[0].Key == "prefix:a" && _[0].Value == "x" && _[1].Key == "prefix:b" && _[1].Value == "y";
-            prefixed.StringSetAsync(values, When.Exists, CommandFlags.None);
-            mock.Verify(_ => _.StringSetAsync(It.Is(valid), When.Exists, CommandFlags.None));
+            Expression<Predicate<KeyValuePair<RedisKey, RedisValue>[]>> valid = _ => _.Length == 2 && _[0].Key == "prefix:a" && _[0].Value == "x" && _[1].Key == "prefix:b" && _[1].Value == "y";
+            await prefixed.StringSetAsync(values, When.Exists, CommandFlags.None);
+            await mock.Received().StringSetAsync(Arg.Is(valid), When.Exists, CommandFlags.None);
         }
 
         [Fact]
-        public void StringSetAsync_Compat()
+        public async Task StringSetAsync_Compat()
         {
             TimeSpan expiry = TimeSpan.FromSeconds(123);
-            prefixed.StringSetAsync("key", "value", expiry, When.Exists);
-            mock.Verify(_ => _.StringSetAsync("prefix:key", "value", expiry, When.Exists));
+            await prefixed.StringSetAsync("key", "value", expiry, When.Exists);
+            await mock.Received().StringSetAsync("prefix:key", "value", expiry, When.Exists);
         }
 
         [Fact]
-        public void StringSetBitAsync()
+        public async Task StringSetBitAsync()
         {
-            prefixed.StringSetBitAsync("key", 123, true, CommandFlags.None);
-            mock.Verify(_ => _.StringSetBitAsync("prefix:key", 123, true, CommandFlags.None));
+            await prefixed.StringSetBitAsync("key", 123, true, CommandFlags.None);
+            await mock.Received().StringSetBitAsync("prefix:key", 123, true, CommandFlags.None);
         }
 
         [Fact]
-        public void StringSetRangeAsync()
+        public async Task StringSetRangeAsync()
         {
-            prefixed.StringSetRangeAsync("key", 123, "value", CommandFlags.None);
-            mock.Verify(_ => _.StringSetRangeAsync("prefix:key", 123, "value", CommandFlags.None));
+            await prefixed.StringSetRangeAsync("key", 123, "value", CommandFlags.None);
+            await mock.Received().StringSetRangeAsync("prefix:key", 123, "value", CommandFlags.None);
         }
 
         [Fact]
-        public void KeyTouchAsync_1()
+        public async Task KeyTouchAsync_1()
         {
-            prefixed.KeyTouchAsync("key", CommandFlags.None);
-            mock.Verify(_ => _.KeyTouchAsync("prefix:key", CommandFlags.None));
+            await prefixed.KeyTouchAsync("key", CommandFlags.None);
+            await mock.Received().KeyTouchAsync("prefix:key", CommandFlags.None);
         }
 
         [Fact]
-        public void KeyTouchAsync_2()
+        public async Task KeyTouchAsync_2()
         {
             RedisKey[] keys = new RedisKey[] { "a", "b" };
-            Expression<Func<RedisKey[], bool>> valid = _ => _.Length == 2 && _[0] == "prefix:a" && _[1] == "prefix:b";
-            prefixed.KeyTouchAsync(keys, CommandFlags.None);
-            mock.Verify(_ => _.KeyTouchAsync(It.Is(valid), CommandFlags.None));
+            Expression<Predicate<RedisKey[]>> valid = _ => _.Length == 2 && _[0] == "prefix:a" && _[1] == "prefix:b";
+            await prefixed.KeyTouchAsync(keys, CommandFlags.None);
+            await mock.Received().KeyTouchAsync(Arg.Is(valid), CommandFlags.None);
         }
     }
 }
diff --git a/tests/StackExchange.Redis.Tests/KeyPrefixedTransactionTests.cs b/tests/StackExchange.Redis.Tests/KeyPrefixedTransactionTests.cs
index e8af40c6e..04a974808 100644
--- a/tests/StackExchange.Redis.Tests/KeyPrefixedTransactionTests.cs
+++ b/tests/StackExchange.Redis.Tests/KeyPrefixedTransactionTests.cs
@@ -1,132 +1,132 @@
 using System.Text;
 using System.Threading.Tasks;
-using Moq;
+using NSubstitute;
 using StackExchange.Redis.KeyspaceIsolation;
 using Xunit;
 
 namespace StackExchange.Redis.Tests;
 
-[Collection(nameof(MoqDependentCollection))]
+[Collection(nameof(SubstituteDependentCollection))]
 public sealed class KeyPrefixedTransactionTests
 {
-    private readonly Mock<ITransaction> mock;
+    private readonly ITransaction mock;
     private readonly KeyPrefixedTransaction prefixed;
 
     public KeyPrefixedTransactionTests()
     {
-        mock = new Mock<ITransaction>();
-        prefixed = new KeyPrefixedTransaction(mock.Object, Encoding.UTF8.GetBytes("prefix:"));
+        mock = Substitute.For<ITransaction>();
+        prefixed = new KeyPrefixedTransaction(mock, Encoding.UTF8.GetBytes("prefix:"));
     }
 
     [Fact]
     public void AddCondition_HashEqual()
     {
         prefixed.AddCondition(Condition.HashEqual("key", "field", "value"));
-        mock.Verify(_ => _.AddCondition(It.Is<Condition>(value => "prefix:key Hash > field == value" == value.ToString())));
+        mock.Received().AddCondition(Arg.Is<Condition>(value => "prefix:key Hash > field == value" == value.ToString()));
     }
 
     [Fact]
     public void AddCondition_HashNotEqual()
     {
         prefixed.AddCondition(Condition.HashNotEqual("key", "field", "value"));
-        mock.Verify(_ => _.AddCondition(It.Is<Condition>(value => "prefix:key Hash > field != value" == value.ToString())));
+        mock.Received().AddCondition(Arg.Is<Condition>(value => "prefix:key Hash > field != value" == value.ToString()));
     }
 
     [Fact]
     public void AddCondition_HashExists()
     {
         prefixed.AddCondition(Condition.HashExists("key", "field"));
-        mock.Verify(_ => _.AddCondition(It.Is<Condition>(value => "prefix:key Hash > field exists" == value.ToString())));
+        mock.Received().AddCondition(Arg.Is<Condition>(value => "prefix:key Hash > field exists" == value.ToString()));
     }
 
     [Fact]
     public void AddCondition_HashNotExists()
     {
         prefixed.AddCondition(Condition.HashNotExists("key", "field"));
-        mock.Verify(_ => _.AddCondition(It.Is<Condition>(value => "prefix:key Hash > field does not exists" == value.ToString())));
+        mock.Received().AddCondition(Arg.Is<Condition>(value => "prefix:key Hash > field does not exists" == value.ToString()));
     }
 
     [Fact]
     public void AddCondition_KeyExists()
     {
         prefixed.AddCondition(Condition.KeyExists("key"));
-        mock.Verify(_ => _.AddCondition(It.Is<Condition>(value => "prefix:key exists" == value.ToString())));
+        mock.Received().AddCondition(Arg.Is<Condition>(value => "prefix:key exists" == value.ToString()));
     }
 
     [Fact]
     public void AddCondition_KeyNotExists()
     {
         prefixed.AddCondition(Condition.KeyNotExists("key"));
-        mock.Verify(_ => _.AddCondition(It.Is<Condition>(value => "prefix:key does not exists" == value.ToString())));
+        mock.Received().AddCondition(Arg.Is<Condition>(value => "prefix:key does not exists" == value.ToString()));
     }
 
     [Fact]
     public void AddCondition_StringEqual()
     {
         prefixed.AddCondition(Condition.StringEqual("key", "value"));
-        mock.Verify(_ => _.AddCondition(It.Is<Condition>(value => "prefix:key == value" == value.ToString())));
+        mock.Received().AddCondition(Arg.Is<Condition>(value => "prefix:key == value" == value.ToString()));
     }
 
     [Fact]
     public void AddCondition_StringNotEqual()
     {
         prefixed.AddCondition(Condition.StringNotEqual("key", "value"));
-        mock.Verify(_ => _.AddCondition(It.Is<Condition>(value => "prefix:key != value" == value.ToString())));
+        mock.Received().AddCondition(Arg.Is<Condition>(value => "prefix:key != value" == value.ToString()));
     }
 
     [Fact]
     public void AddCondition_SortedSetEqual()
     {
         prefixed.AddCondition(Condition.SortedSetEqual("key", "member", "score"));
-        mock.Verify(_ => _.AddCondition(It.Is<Condition>(value => "prefix:key SortedSet > member == score" == value.ToString())));
+        mock.Received().AddCondition(Arg.Is<Condition>(value => "prefix:key SortedSet > member == score" == value.ToString()));
     }
 
     [Fact]
     public void AddCondition_SortedSetNotEqual()
     {
         prefixed.AddCondition(Condition.SortedSetNotEqual("key", "member", "score"));
-        mock.Verify(_ => _.AddCondition(It.Is<Condition>(value => "prefix:key SortedSet > member != score" == value.ToString())));
+        mock.Received().AddCondition(Arg.Is<Condition>(value => "prefix:key SortedSet > member != score" == value.ToString()));
     }
 
     [Fact]
     public void AddCondition_SortedSetScoreExists()
     {
         prefixed.AddCondition(Condition.SortedSetScoreExists("key", "score"));
-        mock.Verify(_ => _.AddCondition(It.Is<Condition>(value => "prefix:key not contains 0 members with score: score" == value.ToString())));
+        mock.Received().AddCondition(Arg.Is<Condition>(value => "prefix:key not contains 0 members with score: score" == value.ToString()));
     }
 
     [Fact]
     public void AddCondition_SortedSetScoreNotExists()
     {
         prefixed.AddCondition(Condition.SortedSetScoreNotExists("key", "score"));
-        mock.Verify(_ => _.AddCondition(It.Is<Condition>(value => "prefix:key contains 0 members with score: score" == value.ToString())));
+        mock.Received().AddCondition(Arg.Is<Condition>(value => "prefix:key contains 0 members with score: score" == value.ToString()));
     }
 
     [Fact]
     public void AddCondition_SortedSetScoreCountExists()
     {
         prefixed.AddCondition(Condition.SortedSetScoreExists("key", "score", "count"));
-        mock.Verify(_ => _.AddCondition(It.Is<Condition>(value => "prefix:key contains count members with score: score" == value.ToString())));
+        mock.Received().AddCondition(Arg.Is<Condition>(value => "prefix:key contains count members with score: score" == value.ToString()));
     }
 
     [Fact]
     public void AddCondition_SortedSetScoreCountNotExists()
     {
         prefixed.AddCondition(Condition.SortedSetScoreNotExists("key", "score", "count"));
-        mock.Verify(_ => _.AddCondition(It.Is<Condition>(value => "prefix:key not contains count members with score: score" == value.ToString())));
+        mock.Received().AddCondition(Arg.Is<Condition>(value => "prefix:key not contains count members with score: score" == value.ToString()));
     }
 
     [Fact]
     public async Task ExecuteAsync()
     {
         await prefixed.ExecuteAsync(CommandFlags.None);
-        mock.Verify(_ => _.ExecuteAsync(CommandFlags.None), Times.Once());
+        await mock.Received(1).ExecuteAsync(CommandFlags.None);
     }
 
     [Fact]
     public void Execute()
     {
         prefixed.Execute(CommandFlags.None);
-        mock.Verify(_ => _.Execute(CommandFlags.None), Times.Once());
+        mock.Received(1).Execute(CommandFlags.None);
     }
 }
diff --git a/tests/StackExchange.Redis.Tests/StackExchange.Redis.Tests.csproj b/tests/StackExchange.Redis.Tests/StackExchange.Redis.Tests.csproj
index 112513a85..9e0d5f36a 100644
--- a/tests/StackExchange.Redis.Tests/StackExchange.Redis.Tests.csproj
+++ b/tests/StackExchange.Redis.Tests/StackExchange.Redis.Tests.csproj
@@ -19,7 +19,6 @@
     <ProjectReference Include="..\..\src\StackExchange.Redis\StackExchange.Redis.csproj" />
     <PackageReference Include="GitHubActionsTestLogger" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" />
-    <PackageReference Include="Moq" />
     <PackageReference Include="Newtonsoft.Json" />
     <PackageReference Include="NSubstitute" />
     <PackageReference Include="System.Runtime.InteropServices.RuntimeInformation" />