[SPR-8386] AnnotationConfigContextLoader now only considers static inner classes annotated with @Configuration when generating default configuration classes.

org.springframework.test/src/test/java/org/springframework/test/context/support/AnnotatedFooConfigInnerClassTestCase.java

@@ -20,10 +20,13 @@ import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 
 /**
+ * Not an actual <em>test case</em>.
+ * 
  * @author Sam Brannen
  * @since 3.1
+ * @see AnnotationConfigContextLoaderTests
  */
-public class FooConfigInnerClassTestCase {
+public class AnnotatedFooConfigInnerClassTestCase {
 
 	@Configuration
 	static class FooConfig {

org.springframework.test/src/test/java/org/springframework/test/context/support/AnnotationConfigContextLoaderTests.java

@@ -32,19 +32,31 @@ public class AnnotationConfigContextLoaderTests {
 	private final AnnotationConfigContextLoader contextLoader = new AnnotationConfigContextLoader();
 
 
-	@Test
-	public void generateDefaultConfigurationClassesWithFailure() {
-		Class<?>[] defaultLocations = contextLoader.generateDefaultConfigurationClasses(FooConfigInnerClassTestCase.class);
-		assertNotNull(defaultLocations);
-		assertEquals("FooConfigInnerClassTestCase.FooConfig should NOT be found", 0, defaultLocations.length);
-	}
+	// Developer's note: AnnotationConfigContextLoader currently generates a
+	// default config class named exactly ContextConfiguration, which is a
+	// static inner class of the test class itself.
 
 	@Test
-	public void generateDefaultConfigurationClassesWithSuccess() {
+	public void generateDefaultConfigurationClassesForAnnotatedInnerClassNamedContextConfiguration() {
 		Class<?>[] defaultLocations = contextLoader.generateDefaultConfigurationClasses(ContextConfigurationInnerClassTestCase.class);
 		assertNotNull(defaultLocations);
 		assertEquals("ContextConfigurationInnerClassTestCase.ContextConfiguration should be found", 1,
 			defaultLocations.length);
 	}
 
+	@Test
+	public void generateDefaultConfigurationClassesForAnnotatedInnerClass() {
+		Class<?>[] defaultLocations = contextLoader.generateDefaultConfigurationClasses(AnnotatedFooConfigInnerClassTestCase.class);
+		assertNotNull(defaultLocations);
+		assertEquals("AnnotatedFooConfigInnerClassTestCase.FooConfig should NOT be found", 0, defaultLocations.length);
+	}
+
+	@Test
+	public void generateDefaultConfigurationClassesForNonAnnotatedInnerClass() {
+		Class<?>[] defaultLocations = contextLoader.generateDefaultConfigurationClasses(PlainVanillaFooConfigInnerClassTestCase.class);
+		assertNotNull(defaultLocations);
+		assertEquals("PlainVanillaFooConfigInnerClassTestCase.FooConfig should NOT be found", 0,
+			defaultLocations.length);
+	}
+
 }

org.springframework.test/src/test/java/org/springframework/test/context/support/ContextConfigurationInnerClassTestCase.java

@@ -20,8 +20,11 @@ import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 
 /**
+ * Not an actual <em>test case</em>.
+ * 
  * @author Sam Brannen
  * @since 3.1
+ * @see AnnotationConfigContextLoaderTests
  */
 public class ContextConfigurationInnerClassTestCase {
 

org.springframework.test/src/test/java/org/springframework/test/context/support/PlainVanillaFooConfigInnerClassTestCase.java

@@ -0,0 +1,39 @@
+/*
+ * Copyright 2011 the original author or authors.
+ *
+ * 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 org.springframework.test.context.support;
+
+import org.springframework.context.annotation.Bean;
+
+/**
+ * Not an actual <em>test case</em>.
+ * 
+ * @author Sam Brannen
+ * @since 3.1
+ * @see AnnotationConfigContextLoaderTests
+ */
+public class PlainVanillaFooConfigInnerClassTestCase {
+
+	// Intentionally NOT annotated with @Configuration
+	static class FooConfig {
+
+		@Bean
+		public String foo() {
+			return "foo";
+		}
+	}
+
+}