Java tutorial
/******************************************************************************* * Copyright (c) 2008, 2010 VMware Inc. * All rights reserved. This program and the accompanying materials * are made available under the terms of the Eclipse Public License v1.0 * which accompanies this distribution, and is available at * http://www.eclipse.org/legal/epl-v10.html * * Contributors: * VMware Inc. - initial contribution *******************************************************************************/ package org.eclipse.virgo.kernel.artifact.bundle; import static org.junit.Assert.assertEquals; import static org.junit.Assert.assertNotNull; import static org.junit.Assert.assertTrue; import java.io.File; import java.io.IOException; import java.util.Dictionary; import java.util.HashSet; import java.util.Set; import java.util.jar.Attributes; import java.util.jar.JarFile; import org.eclipse.virgo.kernel.artifact.StubHashGenerator; import org.eclipse.virgo.repository.ArtifactDescriptor; import org.eclipse.virgo.repository.ArtifactGenerationException; import org.eclipse.virgo.repository.Attribute; import org.junit.Before; import org.junit.Test; import org.osgi.framework.Constants; import org.osgi.framework.Version; /** * <p> * Unit tests for {@link org.eclipse.virgo.kernel.artifact.bundle.BundleBridge BundleBridge}. Uses a combination of real * bundle files and static test data. * </p> * * <strong>Concurrent Semantics</strong><br /> * * Threadsafe test case * */ public class BundleBridgeTests { // Test Data private final static String ARTEFACT_ATTRIBUTE_NAME = "name"; private final static String ARTEFACT_ATTRIBUTE_VERSION = "version"; // End Test Data private static BundleBridge BUNDLE_BRIDGE; private static final StubBundleArtefactBridge STUB_ARTEFACT_DEFINITION = new StubBundleArtefactBridge(); private static final String BUNDLE_MANIFEST_VERSION_HEADER_NAME = "Bundle-ManifestVersion"; private static final String BUNDLE_NAME_HEADER_NAME = "Bundle-Name"; @Before public void setUp() throws Exception { BUNDLE_BRIDGE = new BundleBridge(new StubHashGenerator()); } @Test public void testFictionalURI() { File file = new File("/foo/bar.jar"); try { BUNDLE_BRIDGE.generateArtifactDescriptor(file); assertTrue("Should throw exception", false); } catch (ArtifactGenerationException age) { assertEquals("ArtifactType in exception is incorrect", age.getArtifactType(), BundleBridge.BRIDGE_TYPE); } } @Test public void testBadManifest01() { File file = new File("./src/test/resources/wars/testbad01.war"); // contains Erroneous-Data: Bundle-Version try { BUNDLE_BRIDGE.generateArtifactDescriptor(file); assertTrue("Should throw exception", false); } catch (ArtifactGenerationException age) { assertEquals("ArtifactType in exception is incorrect", age.getArtifactType(), BundleBridge.BRIDGE_TYPE); } } @Test public void testGenerateArtefact() throws ArtifactGenerationException { File jarsDirectory = new File(System.getProperty("user.home") + "/virgo-build-cache/ivy-cache/repository/org.eclipse.virgo.mirrored/org.apache.commons.dbcp/1.4.0.v201204271417/org.apache.commons.dbcp-1.4.0.v201204271417.jar"); File directoriesDirectory = new File("./src/test/resources/directories"); Set<ArtifactDescriptor> artefacts = new HashSet<ArtifactDescriptor>(); artefacts.add(BUNDLE_BRIDGE.generateArtifactDescriptor(jarsDirectory)); assertEquals("Wrong number of artefacts have been parsed", 1, artefacts.size()); artefacts.addAll(generateArtefacts(directoriesDirectory)); assertEquals("Wrong number of artefacts have been parsed", 2, artefacts.size()); ArtifactDescriptor stubArtefact; Set<Attribute> stubAttributes; Set<Attribute> testAttributes; for (ArtifactDescriptor testArtefact : artefacts) { stubArtefact = STUB_ARTEFACT_DEFINITION.generateArtifactDescriptor(new File(testArtefact.getUri())); stubAttributes = stubArtefact.getAttribute(ARTEFACT_ATTRIBUTE_NAME); testAttributes = testArtefact.getAttribute(Constants.BUNDLE_SYMBOLICNAME); assertEquals("Error on: " + testArtefact.toString(), stubAttributes.iterator().next().getValue(), testAttributes.iterator().next().getValue()); stubAttributes = stubArtefact.getAttribute(ARTEFACT_ATTRIBUTE_VERSION); testAttributes = testArtefact.getAttribute(Constants.BUNDLE_VERSION); assertEquals("Error on: " + testArtefact.toString(), stubAttributes.iterator().next().getValue(), testAttributes.iterator().next().getValue()); } } @Test public void testBuildDictionary() throws ArtifactGenerationException, IOException { File testFile = new File(System.getProperty("user.home") + "/virgo-build-cache/ivy-cache/repository/org.eclipse.virgo.mirrored/javax.servlet/3.0.0.v201112011016/javax.servlet-3.0.0.v201112011016.jar"); ArtifactDescriptor inputArtefact = BUNDLE_BRIDGE.generateArtifactDescriptor(testFile); Dictionary<String, String> dictionary = BundleBridge.convertToDictionary(inputArtefact); JarFile testJar = new JarFile(testFile); Attributes attributes = testJar.getManifest().getMainAttributes(); testJar.close(); assertEquals("Failed to match regenerated " + Constants.BUNDLE_SYMBOLICNAME, dictionary.get(Constants.BUNDLE_SYMBOLICNAME), attributes.getValue(Constants.BUNDLE_SYMBOLICNAME)); assertEquals("Failed to match regenerated " + Constants.BUNDLE_VERSION, dictionary.get(Constants.BUNDLE_VERSION), attributes.getValue(Constants.BUNDLE_VERSION)); assertEquals("Failed to match regenerated " + BUNDLE_MANIFEST_VERSION_HEADER_NAME, dictionary.get(BUNDLE_MANIFEST_VERSION_HEADER_NAME), attributes.getValue(BUNDLE_MANIFEST_VERSION_HEADER_NAME)); assertEquals("Failed to match regenerated " + BUNDLE_NAME_HEADER_NAME, dictionary.get(BUNDLE_NAME_HEADER_NAME), attributes.getValue(BUNDLE_NAME_HEADER_NAME)); } @Test public void webBundleWar() throws ArtifactGenerationException { ArtifactDescriptor descriptor = BUNDLE_BRIDGE .generateArtifactDescriptor(new File("src/test/resources/wars/test.war")); assertNotNull(descriptor); assertEquals(BundleBridge.BRIDGE_TYPE, descriptor.getType()); assertEquals("com.springsource.server.admin.web", descriptor.getName()); assertEquals(new Version(2, 0, 0), descriptor.getVersion()); } @Test public void explodedBundle() throws ArtifactGenerationException { ArtifactDescriptor descriptor = BUNDLE_BRIDGE .generateArtifactDescriptor(new File("src/test/resources/bundle.jar")); assertNotNull(descriptor); assertEquals(BundleBridge.BRIDGE_TYPE, descriptor.getType()); assertEquals("exploded.bundle", descriptor.getName()); assertEquals(new Version(1, 0, 0), descriptor.getVersion()); } @Test public void noSymbolicName() throws ArtifactGenerationException { ArtifactDescriptor descriptor = BUNDLE_BRIDGE .generateArtifactDescriptor(new File("src/test/resources/jars/no-symbolic-name.jar")); assertNotNull(descriptor); assertEquals(BundleBridge.BRIDGE_TYPE, descriptor.getType()); assertEquals("no-symbolic-name", descriptor.getName()); assertEquals(new Version(0, 0, 0), descriptor.getVersion()); } @Test public void noManifest() throws ArtifactGenerationException { ArtifactDescriptor descriptor = BUNDLE_BRIDGE .generateArtifactDescriptor(new File("src/test/resources/jars/no-manifest.jar")); assertNotNull(descriptor); assertEquals(BundleBridge.BRIDGE_TYPE, descriptor.getType()); assertEquals("no-manifest", descriptor.getName()); assertEquals(Version.emptyVersion, descriptor.getVersion()); } private Set<ArtifactDescriptor> generateArtefacts(File directory) throws ArtifactGenerationException { Set<ArtifactDescriptor> artefacts = new HashSet<ArtifactDescriptor>(); for (File fileInDir : directory.listFiles()) { if (!fileInDir.getName().endsWith(".jar") && !fileInDir.getName().contains("sources")) { ArtifactDescriptor artefact = BUNDLE_BRIDGE.generateArtifactDescriptor(fileInDir); if (artefact != null) { artefacts.add(BUNDLE_BRIDGE.generateArtifactDescriptor(fileInDir)); } } } return artefacts; } }