Added test to prove we can POST an empty body. Closes #37

src/ApiHost1/Api/TestingOnly/TestingWebApi.cs

@@ -129,6 +129,16 @@ public async Task<ApiPostResult<string, StringMessageTestingOnlyResponse>> Gener
                 "alocation");
     }
 
+    public async Task<ApiPostResult<string, StringMessageTestingOnlyResponse>> GeneralEmptyBodyPost(
+        PostWithEmptyBodyTestingOnlyRequest request, CancellationToken cancellationToken)
+    {
+        await Task.CompletedTask;
+        return () =>
+            new PostResult<StringMessageTestingOnlyResponse>(
+                new StringMessageTestingOnlyResponse { Message = "amessage" },
+                "alocation");
+    }
+
     public async Task<ApiEmptyResult> GetInsecure(
         GetInsecureTestingOnlyRequest request, CancellationToken cancellationToken)
     {

src/Infrastructure.Web.Api.IntegrationTests/GeneralApiSpec.cs

@@ -18,7 +18,7 @@ public GeneralApiSpec(WebApiSetup<ApiHost1.Program> setup) : base(setup)
     }
 
     [Fact]
-    public async Task WhenGetError_ThenReturnsError()
+    public async Task WhenPostWithEnum_ThenReturns()
     {
         var result = await Api.PostAsync(new PostWithEnumTestingOnlyRequest
         {
@@ -29,5 +29,14 @@ public async Task WhenGetError_ThenReturnsError()
         result.StatusCode.Should().Be(HttpStatusCode.Created);
         result.Content.Value.Message.Should().Be("amessageValue1");
     }
+
+    [Fact]
+    public async Task WhenPostWithEmptyBody_ThenReturns()
+    {
+        var result = await Api.PostAsync(new PostWithEmptyBodyTestingOnlyRequest());
+
+        result.StatusCode.Should().Be(HttpStatusCode.Created);
+        result.Content.Value.Message.Should().Be("amessage");
+    }
 }
 #endif

src/Infrastructure.Web.Api.Operations.Shared/TestingOnly/PostWithEmptyBodyTestingOnlyRequest.cs

@@ -0,0 +1,14 @@
+#if TESTINGONLY
+using Infrastructure.Web.Api.Interfaces;
+
+namespace Infrastructure.Web.Api.Operations.Shared.TestingOnly;
+
+/// <summary>
+///     Tests the use of an empty post body
+/// </summary>
+[Route("/testingonly/general/body/empty", OperationMethod.Post, isTestingOnly: true)]
+public class PostWithEmptyBodyTestingOnlyRequest : IWebRequest<StringMessageTestingOnlyResponse>
+{
+}
+
+#endif