Polishing

spring-test/src/main/java/org/springframework/test/context/BootstrapUtils.java

@@ -28,13 +28,14 @@ import org.springframework.util.Assert;
 import org.springframework.util.ClassUtils;
 import org.springframework.util.MultiValueMap;
 
-import static org.springframework.beans.BeanUtils.*;
+import static org.springframework.beans.BeanUtils.instantiateClass;
 
 /**
  * {@code BootstrapUtils} is a collection of utility methods to assist with
  * bootstrapping the <em>Spring TestContext Framework</em>.
  *
  * @author Sam Brannen
+ * @author Phillip Webb
  * @since 4.1
  * @see BootstrapWith
  * @see BootstrapContext
@@ -44,14 +45,14 @@ abstract class BootstrapUtils {
 
 	private static final String DEFAULT_BOOTSTRAP_CONTEXT_CLASS_NAME = "org.springframework.test.context.support.DefaultBootstrapContext";
 
-	private static final String DEFAULT_WEB_BOOTSTRAP_CONTEXT_CLASS_NAME = "org.springframework.test.context.web.WebTestContextBootstrapper";
-
-	private static final String WEB_APP_CONFIGURATION_ANNOTATION = "org.springframework.test.context.web.WebAppConfiguration";
-
 	private static final String DEFAULT_CACHE_AWARE_CONTEXT_LOADER_DELEGATE_CLASS_NAME = "org.springframework.test.context.cache.DefaultCacheAwareContextLoaderDelegate";
 
 	private static final String DEFAULT_TEST_CONTEXT_BOOTSTRAPPER_CLASS_NAME = "org.springframework.test.context.support.DefaultTestContextBootstrapper";
 
+	private static final String DEFAULT_WEB_TEST_CONTEXT_BOOTSTRAPPER_CLASS_NAME = "org.springframework.test.context.web.WebTestContextBootstrapper";
+
+	private static final String WEB_APP_CONFIGURATION_ANNOTATION_CLASS_NAME = "org.springframework.test.context.web.WebAppConfiguration";
+
 	private static final Log logger = LogFactory.getLog(BootstrapUtils.class);
 
 
@@ -116,8 +117,12 @@ abstract class BootstrapUtils {
 	 * <p>If the {@link BootstrapWith @BootstrapWith} annotation is present on
 	 * the test class, either directly or as a meta-annotation, then its
 	 * {@link BootstrapWith#value value} will be used as the bootstrapper type.
-	 * Otherwise, the {@link org.springframework.test.context.support.DefaultTestContextBootstrapper
-	 * DefaultTestContextBootstrapper} will be used.
+	 * Otherwise, either the
+	 * {@link org.springframework.test.context.support.DefaultTestContextBootstrapper
+	 * DefaultTestContextBootstrapper} or the
+	 * {@link org.springframework.test.context.web.WebTestContextBootstrapper
+	 * WebTestContextBootstrapper} will be used, depending on the presence of
+	 * {@link org.springframework.test.context.web.WebAppConfiguration @WebAppConfiguration}.
 	 *
 	 * @param bootstrapContext the bootstrap context to use
 	 * @return a fully configured {@code TestContextBootstrapper}
@@ -151,6 +156,9 @@ abstract class BootstrapUtils {
 		}
 	}
 
+	/**
+	 * @since 4.3
+	 */
 	private static Class<?> resolveExplicitTestContextBootstrapper(Class<?> testClass) {
 		MultiValueMap<String, Object> attributesMultiMap = AnnotatedElementUtils.getAllAnnotationAttributes(
 				testClass, BootstrapWith.class.getName());
@@ -163,11 +171,13 @@ abstract class BootstrapUtils {
 		return (Class<?>) values.get(0);
 	}
 
-	private static Class<?> resolveDefaultTestContextBootstrapper(Class<?> testClass)
-			throws Exception {
+	/**
+	 * @since 4.3
+	 */
+	private static Class<?> resolveDefaultTestContextBootstrapper(Class<?> testClass) throws Exception {
 		ClassLoader classLoader = BootstrapUtils.class.getClassLoader();
-		if (AnnotatedElementUtils.isAnnotated(testClass, WEB_APP_CONFIGURATION_ANNOTATION)) {
-			return ClassUtils.forName(DEFAULT_WEB_BOOTSTRAP_CONTEXT_CLASS_NAME, classLoader);
+		if (AnnotatedElementUtils.isAnnotated(testClass, WEB_APP_CONFIGURATION_ANNOTATION_CLASS_NAME)) {
+			return ClassUtils.forName(DEFAULT_WEB_TEST_CONTEXT_BOOTSTRAPPER_CLASS_NAME, classLoader);
 		}
 		return ClassUtils.forName(DEFAULT_TEST_CONTEXT_BOOTSTRAPPER_CLASS_NAME, classLoader);
 	}

spring-test/src/main/java/org/springframework/test/context/web/WebAppConfiguration.java

@@ -29,8 +29,8 @@ import java.lang.annotation.Target;
  * should be a {@link org.springframework.web.context.WebApplicationContext
  * WebApplicationContext}.
  *
- * <p>The mere presence of {@code @WebAppConfiguration} on a test class ensures
- * that a {@code WebApplicationContext} will be loaded for the test using a default
+ * <p>The presence of {@code @WebAppConfiguration} on a test class indicates that
+ * a {@code WebApplicationContext} should be loaded for the test using a default
  * for the path to the root of the web application. To override the default,
  * specify an explicit resource path via the {@link #value} attribute.
  *

spring-test/src/test/java/org/springframework/test/context/BootstrapUtilsTests.java

@@ -27,15 +27,17 @@ import org.springframework.test.context.support.DefaultTestContextBootstrapper;
 import org.springframework.test.context.web.WebAppConfiguration;
 import org.springframework.test.context.web.WebTestContextBootstrapper;
 
-import static org.hamcrest.CoreMatchers.*;
-import static org.junit.Assert.*;
-import static org.mockito.Mockito.*;
-import static org.springframework.test.context.BootstrapUtils.*;
+import static org.hamcrest.CoreMatchers.containsString;
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.mockito.Mockito.mock;
+import static org.springframework.test.context.BootstrapUtils.resolveTestContextBootstrapper;
 
 /**
  * Unit tests for {@link BootstrapUtils}.
  *
  * @author Sam Brannen
+ * @author Phillip Webb
  * @since 4.2
  */
 public class BootstrapUtilsTests {
@@ -43,7 +45,7 @@ public class BootstrapUtilsTests {
 	private final CacheAwareContextLoaderDelegate delegate = mock(CacheAwareContextLoaderDelegate.class);
 
 	@Rule
-	public ExpectedException exception = ExpectedException.none();
+	public final ExpectedException exception = ExpectedException.none();
 
 	@Test
 	public void resolveTestContextBootstrapperForNonAnnotatedClass() {
@@ -51,8 +53,8 @@ public class BootstrapUtilsTests {
 	}
 
 	@Test
-	public void resolveTestContextBootstrapperForWithWebAppConfigurationAnnotatedClass() throws Exception {
-		assertBootstrapper(WithWebAppConfiguration.class, WebTestContextBootstrapper.class);
+	public void resolveTestContextBootstrapperForWebAppConfigurationAnnotatedClass() {
+		assertBootstrapper(WebAppConfigurationAnnotatedClass.class, WebTestContextBootstrapper.class);
 	}
 
 	@Test
@@ -132,6 +134,6 @@ public class BootstrapUtilsTests {
 	static class DoubleMetaAnnotatedBootstrapWithAnnotationClass {}
 
 	@WebAppConfiguration
-	static class WithWebAppConfiguration {}
+	static class WebAppConfigurationAnnotatedClass {}
 
 }

spring-test/src/test/java/org/springframework/test/context/web/WebAppConfigurationBootstrapWithTests.java

@@ -0,0 +1,78 @@
+/*
+ * Copyright 2002-2016 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.web;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.core.io.Resource;
+import org.springframework.test.context.BootstrapWith;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.MergedContextConfiguration;
+import org.springframework.test.context.junit4.SpringRunner;
+import org.springframework.test.context.web.WebAppConfigurationBootstrapWithTests.CustomWebTestContextBootstrapper;
+import org.springframework.web.context.WebApplicationContext;
+
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+
+/**
+ * JUnit-based integration tests that verify support for loading a
+ * {@link WebApplicationContext} with a custom {@link WebTestContextBootstrapper}.
+ *
+ * @author Sam Brannen
+ * @author Phillip Webb
+ * @since 4.3
+ */
+@RunWith(SpringRunner.class)
+@ContextConfiguration
+@WebAppConfiguration
+@BootstrapWith(CustomWebTestContextBootstrapper.class)
+public class WebAppConfigurationBootstrapWithTests {
+
+	@Autowired
+	WebApplicationContext wac;
+
+
+	@Test
+	public void webApplicationContextIsLoaded() {
+		// from: src/test/webapp/resources/Spring.js
+		Resource resource = wac.getResource("/resources/Spring.js");
+		assertNotNull(resource);
+		assertTrue(resource.exists());
+	}
+
+
+	@Configuration
+	static class Config {
+	}
+
+	/**
+	 * Custom {@link WebTestContextBootstrapper} that requires {@code @WebAppConfiguration}
+	 * but hard codes the resource base path.
+	 */
+	static class CustomWebTestContextBootstrapper extends WebTestContextBootstrapper {
+
+		@Override
+		protected MergedContextConfiguration processMergedContextConfiguration(MergedContextConfiguration mergedConfig) {
+			return new WebMergedContextConfiguration(mergedConfig, "src/test/webapp");
+		}
+	}
+
+}

spring-test/src/test/java/org/springframework/test/context/web/WebbAppConfigurationBootstrapWithTests.java

@@ -1,65 +0,0 @@
-/*
- * Copyright 2002-2016 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.web;
-
-import org.junit.Test;
-import org.junit.runner.RunWith;
-import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.context.ApplicationContext;
-import org.springframework.context.annotation.Configuration;
-import org.springframework.test.context.BootstrapWith;
-import org.springframework.test.context.ContextConfiguration;
-import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
-import org.springframework.test.context.web.WebbAppConfigurationBootstrapWithTests.TestWebTestContextBootstrapper;
-import org.springframework.web.context.WebApplicationContext;
-
-import static org.junit.Assert.*;
-
-/**
- * JUnit-based integration tests that verify support for loading a
- * {@link WebApplicationContext} with a custom {@code @BootstrapWith}.
- *
- * @author Phillip Webb
- * @since 4.3
- */
-@RunWith(SpringJUnit4ClassRunner.class)
-@ContextConfiguration
-@WebAppConfiguration
-@BootstrapWith(TestWebTestContextBootstrapper.class)
-public class WebbAppConfigurationBootstrapWithTests {
-
-	@Autowired
-	private ApplicationContext context;
-
-
-	@Test
-	public void testApplicationContextIsWebApplicationContext() throws Exception {
-		assertTrue(this.context instanceof WebApplicationContext);
-	}
-
-
-	@Configuration
-	static class Config {
-
-	}
-
-
-	static class TestWebTestContextBootstrapper extends WebTestContextBootstrapper {
-
-	}
-
-}