Allow anonymous test extension subclasses to share the test state of their parents

test-framework/junit5/src/main/java/io/quarkus/test/junit/AbstractQuarkusTestWithContextExtension.java

@@ -57,7 +57,7 @@ protected QuarkusTestExtensionState getState(ExtensionContext context) {
         QuarkusTestExtensionState state = store.get(QuarkusTestExtensionState.class.getName(), QuarkusTestExtensionState.class);
         if (state != null) {
             Class<?> testingTypeOfState = store.get(IO_QUARKUS_TESTING_TYPE, Class.class);
-            if (!this.getClass().equals(testingTypeOfState)) {
+            if (!this.getTestingType().equals(testingTypeOfState)) {
                 // The current state was created by a different testing type, so we need to renew it, so the new state is
                 // compatible with the current testing type.
                 try {
@@ -78,7 +78,7 @@ protected QuarkusTestExtensionState getState(ExtensionContext context) {
     protected void setState(ExtensionContext context, QuarkusTestExtensionState state) {
         ExtensionContext.Store store = getStoreFromContext(context);
         store.put(QuarkusTestExtensionState.class.getName(), state);
-        store.put(IO_QUARKUS_TESTING_TYPE, this.getClass());
+        store.put(IO_QUARKUS_TESTING_TYPE, this.getTestingType());
     }
 
     protected ExtensionContext.Store getStoreFromContext(ExtensionContext context) {

test-framework/junit5/src/main/java/io/quarkus/test/junit/AbstractTestWithCallbacksExtension.java

@@ -170,4 +170,24 @@ private void invokeCallbacks(List<Object> callbacks, String methodName, Class<?>
             throw e;
         }
     }
+
+    protected Class getTestingType() {
+
+        // In general, the testing type should be the test extension class, but ...
+        Class type = this.getClass();
+
+        // We don't want to pick up the class of anonymous classes, since they're clearly supposed to 'be' the superclass.
+        // We want something like
+        //        @RegisterExtension
+        //        static QuarkusTestExtension TEST = new QuarkusTestExtension() {
+        //        @Override
+        //        // Whatever
+        //  };
+        // to count as a QuarkusTestExtension class
+        if (type.isAnonymousClass()) {
+            return type.getSuperclass();
+        } else {
+            return type;
+        }
+    }
 }