Add dedicated exception, which is thrown, while field injection fails…

… in tests

cory-core/src/test/java/moe/rafal/cory/integration/FieldInjectionException.java

@@ -0,0 +1,25 @@
+/*
+ *    Copyright 2023 cory
+ *
+ *    Licensed under the Apache License, Version 2.0 (the "License");
+ *    you may not use this file except in compliance with the License.
+ *    You may obtain a copy of the License at
+ *
+ *        http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *    Unless required by applicable law or agreed to in writing, software
+ *    distributed under the License is distributed on an "AS IS" BASIS,
+ *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *    See the License for the specific language governing permissions and
+ *    limitations under the License.
+ *
+ */
+
+package moe.rafal.cory.integration;
+
+public class FieldInjectionException extends IllegalStateException {
+
+  public FieldInjectionException(String message, Throwable throwable) {
+    super(message, throwable);
+  }
+}

cory-core/src/test/java/moe/rafal/cory/integration/nats/EmbeddedNatsServerExtension.java

@@ -22,6 +22,7 @@
 
 import java.lang.reflect.Field;
 import java.util.function.Predicate;
+import moe.rafal.cory.integration.FieldInjectionException;
 import np.com.madanpokharel.embed.nats.EmbeddedNatsConfig;
 import np.com.madanpokharel.embed.nats.EmbeddedNatsServer;
 import org.junit.jupiter.api.extension.AfterAllCallback;
@@ -82,8 +83,12 @@ private void injectFields(Class<?> testClass, Object testInstance, Predicate<Fie
           try {
             field.setAccessible(true);
             field.set(testInstance, underlyingServer);
-          } catch (Exception ex) {
-            throw new RuntimeException(ex);
+          } catch (Exception exception) {
+            throw new FieldInjectionException(
+                format("Could not inject %s into %s test class.",
+                    underlyingServer.getClass().getName(),
+                    testClass.getSimpleName()),
+                exception);
           }
         });
   }

cory-core/src/test/java/moe/rafal/cory/integration/redis/EmbeddedRedisServerExtension.java

@@ -24,6 +24,7 @@
 import java.io.IOException;
 import java.lang.reflect.Field;
 import java.util.function.Predicate;
+import moe.rafal.cory.integration.FieldInjectionException;
 import org.junit.jupiter.api.extension.AfterAllCallback;
 import org.junit.jupiter.api.extension.BeforeAllCallback;
 import org.junit.jupiter.api.extension.ExtensionContext;
@@ -82,8 +83,12 @@ private void injectFields(Class<?> testClass, Object testInstance, Predicate<Fie
           try {
             field.setAccessible(true);
             field.set(testInstance, underlyingServer);
-          } catch (Exception ex) {
-            throw new RuntimeException(ex);
+          } catch (Exception exception) {
+            throw new FieldInjectionException(
+                format("Could not inject %s into %s test class.",
+                    underlyingServer.getClass().getName(),
+                    testClass.getSimpleName()),
+                exception);
           }
         });
   }