prepping .intstrument.classloading unit tests for move from .testsuite -> .context

git-svn-id: https://src.springframework.org/svn/spring-framework/trunk@434 50f2f4bb-b051-0410-bef5-90022cba6387

org.springframework.testsuite/src/test/java/org/springframework/instrument/classloading/InstrumentableClassLoaderTests.java

@@ -16,16 +16,19 @@
 
 package org.springframework.instrument.classloading;
 
-import junit.framework.TestCase;
+import static org.junit.Assert.assertSame;
 
+import org.junit.Test;
 import org.springframework.util.ClassUtils;
 
 /**
  * @author Costin Leau
  * @author Juergen Hoeller
+ * @author Chris Beams
  */
-public class InstrumentableClassLoaderTests extends TestCase {
+public class InstrumentableClassLoaderTests {
 
+	@Test
 	public void testDefaultLoadTimeWeaver() {
 		ClassLoader loader = new SimpleInstrumentableClassLoader(ClassUtils.getDefaultClassLoader());
 		ReflectiveLoadTimeWeaver handler = new ReflectiveLoadTimeWeaver(loader);

org.springframework.testsuite/src/test/java/org/springframework/instrument/classloading/ReflectiveLoadTimeWeaverTests.java

@@ -16,36 +16,33 @@
 
 package org.springframework.instrument.classloading;
 
-import junit.framework.TestCase;
-import org.springframework.test.AssertThrows;
+import static org.junit.Assert.*;
 
 import java.lang.instrument.ClassFileTransformer;
 import java.security.ProtectionDomain;
 
+import org.junit.Test;
+
 /**
  * Unit tests for the {@link ReflectiveLoadTimeWeaver} class.
  *
  * @author Rick Evans
+ * @author Chris Beams
  */
-public final class ReflectiveLoadTimeWeaverTests extends TestCase {
+public final class ReflectiveLoadTimeWeaverTests {
 
-	public void testCtorWithNullClassLoader() throws Exception {
-		new AssertThrows(IllegalArgumentException.class) {
-			public void test() throws Exception {
-				new ReflectiveLoadTimeWeaver(null);
-			}
-		}.runTest();
+	@Test(expected=IllegalArgumentException.class)
+	public void testCtorWithNullClassLoader() {
+		new ReflectiveLoadTimeWeaver(null);
 	}
 
-	public void testCtorWithClassLoaderThatDoesNotExposeAnAddTransformerMethod() throws Exception {
-		new AssertThrows(IllegalStateException.class) {
-			public void test() throws Exception {
-				new ReflectiveLoadTimeWeaver(getClass().getClassLoader());
-			}
-		}.runTest();
+	@Test(expected=IllegalStateException.class)
+	public void testCtorWithClassLoaderThatDoesNotExposeAnAddTransformerMethod() {
+		new ReflectiveLoadTimeWeaver(getClass().getClassLoader());
 	}
 
-	public void testCtorWithClassLoaderThatDoesNotExposeAGetThrowawayClassLoaderMethodIsOkay() throws Exception {
+	@Test
+	public void testCtorWithClassLoaderThatDoesNotExposeAGetThrowawayClassLoaderMethodIsOkay() {
 		JustAddTransformerClassLoader classLoader = new JustAddTransformerClassLoader();
 		ReflectiveLoadTimeWeaver weaver = new ReflectiveLoadTimeWeaver(classLoader);
 		weaver.addTransformer(new ClassFileTransformer() {
@@ -56,21 +53,20 @@ public final class ReflectiveLoadTimeWeaverTests extends TestCase {
 		assertEquals(1, classLoader.getNumTimesGetThrowawayClassLoaderCalled());
 	}
 
-	public void testAddTransformerWithNullTransformer() throws Exception {
-		new AssertThrows(IllegalArgumentException.class) {
-			public void test() throws Exception {
-				new ReflectiveLoadTimeWeaver(new JustAddTransformerClassLoader()).addTransformer(null);
-			}
-		}.runTest();
+	@Test(expected=IllegalArgumentException.class)
+	public void testAddTransformerWithNullTransformer() {
+		new ReflectiveLoadTimeWeaver(new JustAddTransformerClassLoader()).addTransformer(null);
 	}
 
-	public void testGetThrowawayClassLoaderWithClassLoaderThatDoesNotExposeAGetThrowawayClassLoaderMethodYieldsFallbackClassLoader() throws Exception {
+	@Test
+	public void testGetThrowawayClassLoaderWithClassLoaderThatDoesNotExposeAGetThrowawayClassLoaderMethodYieldsFallbackClassLoader() {
 		ReflectiveLoadTimeWeaver weaver = new ReflectiveLoadTimeWeaver(new JustAddTransformerClassLoader());
 		ClassLoader throwawayClassLoader = weaver.getThrowawayClassLoader();
 		assertNotNull(throwawayClassLoader);
 	}
 
-	public void testGetThrowawayClassLoaderWithTotallyCompliantClassLoader() throws Exception {
+	@Test
+	public void testGetThrowawayClassLoaderWithTotallyCompliantClassLoader() {
 		TotallyCompliantClassLoader classLoader = new TotallyCompliantClassLoader();
 		ReflectiveLoadTimeWeaver weaver = new ReflectiveLoadTimeWeaver(classLoader);
 		ClassLoader throwawayClassLoader = weaver.getThrowawayClassLoader();

org.springframework.testsuite/src/test/java/org/springframework/instrument/classloading/ResourceOverridingShadowingClassLoaderTests.java

@@ -16,16 +16,19 @@
 
 package org.springframework.instrument.classloading;
 
+import static org.junit.Assert.*;
+
 import java.io.IOException;
 import java.util.Enumeration;
 
-import junit.framework.TestCase;
+import org.junit.Test;
 
 /**
  * @author Rod Johnson
+ * @author Chris Beams
  * @since 2.0
  */
-public class ResourceOverridingShadowingClassLoaderTests extends TestCase {
+public class ResourceOverridingShadowingClassLoaderTests {
 	
 	private static final String EXISTING_RESOURCE = "org/springframework/instrument/classloading/testResource.xml";
 	
@@ -34,41 +37,47 @@ public class ResourceOverridingShadowingClassLoaderTests extends TestCase {
 	private ResourceOverridingShadowingClassLoader overridingLoader = new ResourceOverridingShadowingClassLoader(thisClassLoader);
 	
 	
+	@Test
 	public void testFindsExistingResourceWithGetResourceAndNoOverrides() {
 		assertNotNull(thisClassLoader.getResource(EXISTING_RESOURCE));
 		assertNotNull(overridingLoader.getResource(EXISTING_RESOURCE));
 	}
 	
+	@Test
 	public void testDoesNotFindExistingResourceWithGetResourceAndNullOverride() {
 		assertNotNull(thisClassLoader.getResource(EXISTING_RESOURCE));
 		overridingLoader.override(EXISTING_RESOURCE, null);
 		assertNull(overridingLoader.getResource(EXISTING_RESOURCE));
 	}
 	
+	@Test
 	public void testFindsExistingResourceWithGetResourceAsStreamAndNoOverrides() {
 		assertNotNull(thisClassLoader.getResourceAsStream(EXISTING_RESOURCE));
 		assertNotNull(overridingLoader.getResourceAsStream(EXISTING_RESOURCE));
 	}
 	
+	@Test
 	public void testDoesNotFindExistingResourceWithGetResourceAsStreamAndNullOverride() {
 		assertNotNull(thisClassLoader.getResourceAsStream(EXISTING_RESOURCE));
 		overridingLoader.override(EXISTING_RESOURCE, null);
 		assertNull(overridingLoader.getResourceAsStream(EXISTING_RESOURCE));
 	}
 	
+	@Test
 	public void testFindsExistingResourceWithGetResourcesAndNoOverrides() throws IOException {
 		assertNotNull(thisClassLoader.getResources(EXISTING_RESOURCE));
 		assertNotNull(overridingLoader.getResources(EXISTING_RESOURCE));
 		assertEquals(1, countElements(overridingLoader.getResources(EXISTING_RESOURCE)));
 	}
 	
+	@Test
 	public void testDoesNotFindExistingResourceWithGetResourcesAndNullOverride() throws IOException {
 		assertNotNull(thisClassLoader.getResources(EXISTING_RESOURCE));
 		overridingLoader.override(EXISTING_RESOURCE, null);
 		assertEquals(0, countElements(overridingLoader.getResources(EXISTING_RESOURCE)));
 	}
 
-	private int countElements(Enumeration e) {
+	private int countElements(Enumeration<?> e) {
 		int elts = 0;
 		while (e.hasMoreElements()) {
 			e.nextElement();

org.springframework.testsuite/src/test/java/org/springframework/instrument/classloading/glassfish/GlassFishLoadTimeWeaverTests.java

@@ -16,6 +16,8 @@
 
 package org.springframework.instrument.classloading.glassfish;
 
+import static org.junit.Assert.*;
+
 import java.lang.instrument.ClassFileTransformer;
 import java.net.URL;
 import java.net.URLClassLoader;
@@ -26,16 +28,20 @@ import java.util.List;
 
 import javax.persistence.spi.ClassTransformer;
 
-import com.sun.enterprise.loader.InstrumentableClassLoader;
-import junit.framework.TestCase;
 import org.easymock.ArgumentsMatcher;
 import org.easymock.MockControl;
-
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
 import org.springframework.instrument.classloading.LoadTimeWeaver;
 
-public class GlassFishLoadTimeWeaverTests extends TestCase {
+import com.sun.enterprise.loader.InstrumentableClassLoader;
+
+// converting away from old-style EasyMock APIs was problematic with this class
+@SuppressWarnings("deprecation")
+public class GlassFishLoadTimeWeaverTests {
 
-	private MockControl loaderCtrl;
+	private MockControl<InstrumentableClassLoader> loaderCtrl;
 	private InstrumentableClassLoader loader;
 	private LoadTimeWeaver ltw;
 
@@ -60,9 +66,10 @@ public class GlassFishLoadTimeWeaverTests extends TestCase {
 		}
 	}
 
-	protected void setUp() throws Exception {
+	@Before
+	public void setUp() throws Exception {
 		loaderCtrl = MockControl.createControl(InstrumentableClassLoader.class);
-		loader = (InstrumentableClassLoader) loaderCtrl.getMock();
+		loader = loaderCtrl.getMock();
 		loaderCtrl.replay();
 
 		ltw = new GlassFishLoadTimeWeaver() {
@@ -73,11 +80,13 @@ public class GlassFishLoadTimeWeaverTests extends TestCase {
 		};
 	}
 
-	protected void tearDown() throws Exception {
+	@After
+	public void tearDown() throws Exception {
 		loaderCtrl.verify();
 		ltw = null;
 	}
 
+	@Test
 	public void testGlassFishLoadTimeWeaver() {
 		try {
 			ltw = new GlassFishLoadTimeWeaver();
@@ -89,6 +98,7 @@ public class GlassFishLoadTimeWeaverTests extends TestCase {
 
 	}
 
+	@Test
 	public void testGlassFishLoadTimeWeaverClassLoader() {
 		try {
 			ltw = new GlassFishLoadTimeWeaver(null);
@@ -115,8 +125,9 @@ public class GlassFishLoadTimeWeaverTests extends TestCase {
 		assertSame(cl4, ltw.getInstrumentableClassLoader());
 	}
 
+	@Test
 	public void testAddTransformer() {
-		ClassFileTransformer transformer = (ClassFileTransformer) MockControl.createNiceControl(
+		ClassFileTransformer transformer = MockControl.createNiceControl(
 				ClassFileTransformer.class).getMock();
 		loaderCtrl.reset();
 		loader.addTransformer(new ClassTransformerAdapter(transformer));
@@ -141,6 +152,7 @@ public class GlassFishLoadTimeWeaverTests extends TestCase {
 		ltw.addTransformer(transformer);
 	}
 
+	@Test
 	public void testGetThrowawayClassLoader() {
 		loaderCtrl.reset();
 		ClassLoader cl = new URLClassLoader(new URL[0]);

org.springframework.testsuite/src/test/java/org/springframework/instrument/classloading/oc4j/OC4JClassPreprocessorAdapterTests.java

@@ -16,50 +16,48 @@
 
 package org.springframework.instrument.classloading.oc4j;
 
-import junit.framework.TestCase;
-import org.easymock.AbstractMatcher;
-import org.easymock.MockControl;
-import org.springframework.test.AssertThrows;
+import static org.easymock.EasyMock.*;
+import static org.easymock.EasyMock.createMock;
+import static org.junit.Assert.assertNotNull;
 
 import java.lang.instrument.ClassFileTransformer;
+import java.lang.instrument.IllegalClassFormatException;
+import java.security.ProtectionDomain;
+
+import org.easymock.AbstractMatcher;
+import org.easymock.MockControl;
+import org.junit.Test;
 
 /**
  * Unit tests for the {@link OC4JClassPreprocessorAdapter} class.
  *
  * @author Rick Evans
+ * @author Chris Beams
  */
-public final class OC4JClassPreprocessorAdapterTests extends TestCase {
+public final class OC4JClassPreprocessorAdapterTests {
 
-	public void testClassNameIsUnMangledPriorToTransformation() throws Exception {
+	@Test
+	public void testClassNameIsUnMangledPriorToTransformation() throws IllegalClassFormatException {
 		final byte[] classBytes = "CAFEBABE".getBytes();
 		final ClassLoader classLoader = getClass().getClassLoader();
 
-		MockControl mockTransformer = MockControl.createControl(ClassFileTransformer.class);
-		ClassFileTransformer transformer = (ClassFileTransformer) mockTransformer.getMock();
-
-		transformer.transform(classLoader, "com/foo/Bar", null, null, classBytes);
-		mockTransformer.setMatcher(new AbstractMatcher() {
-			public boolean matches(Object[] expected, Object[] actual) {
-				return expected[1].equals(actual[1]);
-			}
-		});
-		mockTransformer.setReturnValue(classBytes);
+		ClassFileTransformer transformer = createMock(ClassFileTransformer.class);
 
-		mockTransformer.replay();
+		expect(
+				transformer.transform(eq(classLoader), eq("com/foo/Bar"), (Class<?>)isNull(), (ProtectionDomain)isNull(), isA(byte[].class))
+			).andReturn(classBytes);
+		replay(transformer);
 
 		OC4JClassPreprocessorAdapter processor = new OC4JClassPreprocessorAdapter(transformer);
 		byte[] bytes = processor.processClass("com.foo.Bar", classBytes, 0, 0, null, classLoader);
 		assertNotNull(bytes);
 
-		mockTransformer.verify();
+		verify(transformer);
 	}
 
-	public void testCtorWithNullClassFileTransformer() throws Exception {
-		new AssertThrows(IllegalArgumentException.class) {
-			public void test() throws Exception {
-				new OC4JClassPreprocessorAdapter(null);
-			}
-		}.runTest();
+	@Test(expected=IllegalArgumentException.class)
+	public void testCtorWithNullClassFileTransformer() {
+		new OC4JClassPreprocessorAdapter(null);
 	}
 
 }

org.springframework.testsuite/src/test/java/org/springframework/instrument/classloading/oc4j/OC4JLoadTimeWeaverTests.java

@@ -16,30 +16,24 @@
 
 package org.springframework.instrument.classloading.oc4j;
 
-import junit.framework.TestCase;
-import org.springframework.test.AssertThrows;
+import org.junit.Test;
 
 /**
  * Unit tests for the {@link OC4JLoadTimeWeaver} class.
  *
  * @author Rick Evans
+ * @author Chris Beams
  */
-public final class OC4JLoadTimeWeaverTests extends TestCase {
+public final class OC4JLoadTimeWeaverTests {
 
-	public void testCtorWithNullClassLoader() throws Exception {
-		new AssertThrows(IllegalArgumentException.class) {
-			public void test() throws Exception {
-				new OC4JLoadTimeWeaver(null);
-			}
-		}.runTest();
+	@Test(expected=IllegalArgumentException.class)
+	public void testCtorWithNullClassLoader() {
+		new OC4JLoadTimeWeaver(null);
 	}
 
-	public void testAddTransformerWithNullTransformer() throws Exception {
-		new AssertThrows(IllegalArgumentException.class) {
-			public void test() throws Exception {
+	@Test(expected=IllegalArgumentException.class)
+	public void testAddTransformerWithNullTransformer() {
 				new OC4JLoadTimeWeaver().addTransformer(null);
-			}
-		}.runTest();
 	}
 
 }