[SPR-5710] Subclasses of SpringJUnit4ClassRunner can now override the default ContextLoader class via the new getDefaultContextLoaderClassName(Class) method.

org.springframework.test/src/test/java/org/springframework/test/context/junit4/CustomDefaultContextLoaderClassSpringRunnerTests.java

@@ -0,0 +1,71 @@
+/*
+ * Copyright 2002-2009 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.junit4;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.junit.runners.model.InitializationError;
+import org.springframework.beans.Pet;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.support.GenericPropertiesContextLoader;
+
+/**
+ * Unit tests which verify that a subclass of {@link SpringJUnit4ClassRunner}
+ * can specify a custom <em>default ContextLoader class name</em> that overrides
+ * the standard default class name.
+ * 
+ * @author Sam Brannen
+ * @since 3.0
+ */
+@RunWith(CustomDefaultContextLoaderClassSpringRunnerTests.PropertiesBasedSpringJUnit4ClassRunner.class)
+@ContextConfiguration(locations = "PropertiesBasedSpringJUnit4ClassRunnerAppCtxTests-context.properties")
+public class CustomDefaultContextLoaderClassSpringRunnerTests {
+
+	@Autowired
+	private Pet cat;
+
+	@Autowired
+	private String testString;
+
+
+	@Test
+	public void verifyAnnotationAutowiredFields() {
+		assertNotNull("The cat field should have been autowired.", this.cat);
+		assertEquals("Garfield", this.cat.getName());
+
+		assertNotNull("The testString field should have been autowired.", this.testString);
+		assertEquals("Test String", this.testString);
+	}
+
+
+	public static final class PropertiesBasedSpringJUnit4ClassRunner extends SpringJUnit4ClassRunner {
+
+		public PropertiesBasedSpringJUnit4ClassRunner(Class<?> clazz) throws InitializationError {
+			super(clazz);
+		}
+
+		@Override
+		protected String getDefaultContextLoaderClassName(Class<?> clazz) {
+			return GenericPropertiesContextLoader.class.getName();
+		}
+
+	}
+}

org.springframework.test/src/test/java/org/springframework/test/context/junit4/SpringJUnit4SuiteTests.java

@@ -57,6 +57,7 @@ StandardJUnit4FeaturesTests.class,//
 	MultipleResourcesSpringJUnit4ClassRunnerAppCtxTests.class,//
 	InheritedConfigSpringJUnit4ClassRunnerAppCtxTests.class,//
 	PropertiesBasedSpringJUnit4ClassRunnerAppCtxTests.class,//
+	CustomDefaultContextLoaderClassSpringRunnerTests.class,//
 	SpringRunnerContextCacheTests.class,//
 	ParameterizedDependencyInjectionTests.class,//
 	ClassLevelTransactionalSpringRunnerTests.class,//