Java tutorial
/******************************************************************************* * Copyright (C) 2015 Obeo and others. * * 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 *******************************************************************************/ package org.eclipse.emf.compare.ide.ui.tests.merge; import static org.junit.Assert.assertEquals; import static org.junit.Assert.assertFalse; import static org.junit.Assert.assertTrue; import java.io.IOException; import java.util.List; import org.eclipse.core.resources.IFile; import org.eclipse.core.resources.IProject; import org.eclipse.core.runtime.CoreException; import org.eclipse.emf.compare.egit.internal.merge.DirCacheResourceVariantTreeProvider; import org.eclipse.emf.compare.ide.ui.tests.git.framework.GitTestRunner; import org.eclipse.emf.compare.ide.ui.tests.git.framework.annotations.GitInput; import org.eclipse.emf.compare.ide.ui.tests.git.framework.annotations.GitMerge; import org.eclipse.emf.compare.ide.ui.tests.git.framework.annotations.GitTest; import org.eclipse.jgit.api.Git; import org.eclipse.jgit.api.Status; import org.eclipse.jgit.api.errors.GitAPIException; import org.eclipse.jgit.api.errors.NoFilepatternException; import org.eclipse.jgit.lib.Repository; import org.junit.runner.RunWith; @RunWith(GitTestRunner.class) @SuppressWarnings("unused") public class DirCacheResourceVariantTreeProviderTest { @GitTest @GitInput("data/dirCacheResourceVariantTreeProvider/dirCacheAddToIndex.zip") public void testDirCacheAddToIndex(Status status, Repository repository, List<IProject> projects) throws Exception { IProject project = projects.get(0); IFile iFile1 = project.getFile("file1"); //$NON-NLS-1$ // untracked file : not part of the index DirCacheResourceVariantTreeProvider treeProvider = new DirCacheResourceVariantTreeProvider(repository, true); assertTrue(treeProvider.getKnownResources().isEmpty()); assertFalse(treeProvider.getBaseTree().hasResourceVariant(iFile1)); assertFalse(treeProvider.getSourceTree().hasResourceVariant(iFile1)); assertFalse(treeProvider.getRemoteTree().hasResourceVariant(iFile1)); iFile1.toString(); addToIndex(repository, iFile1); // We now have a stage 0, present in each tree treeProvider = new DirCacheResourceVariantTreeProvider(repository, true); assertEquals(1, treeProvider.getKnownResources().size()); assertTrue(treeProvider.getBaseTree().hasResourceVariant(iFile1)); assertTrue(treeProvider.getSourceTree().hasResourceVariant(iFile1)); assertTrue(treeProvider.getRemoteTree().hasResourceVariant(iFile1)); } @GitMerge(localBranch = "master", remoteBranch = "branch") @GitInput("data/dirCacheResourceVariantTreeProvider/dirCacheTreesNoConflict.zip") public void testDirCacheTreesNoConflict(Status status, Repository repository, List<IProject> projects) throws Exception { IProject iProject = projects.get(0); IFile iFile1 = iProject.getFile("file1"); //$NON-NLS-1$ IFile iFile2 = iProject.getFile("file2"); //$NON-NLS-1$ // no conflict on either file : present in the trees anyway DirCacheResourceVariantTreeProvider treeProvider = new DirCacheResourceVariantTreeProvider(repository, true); assertEquals(3, treeProvider.getKnownResources().size()); assertTrue(treeProvider.getBaseTree().hasResourceVariant(iFile1)); assertTrue(treeProvider.getBaseTree().hasResourceVariant(iFile2)); assertTrue(treeProvider.getSourceTree().hasResourceVariant(iFile1)); assertTrue(treeProvider.getSourceTree().hasResourceVariant(iFile2)); assertTrue(treeProvider.getRemoteTree().hasResourceVariant(iFile1)); assertTrue(treeProvider.getRemoteTree().hasResourceVariant(iFile2)); } @GitMerge(localBranch = "master", remoteBranch = "branch") @GitInput("data/dirCacheResourceVariantTreeProvider/dirCacheTreesConflictOnOne.zip") public void testDirCacheTreesConflictOnOne(Status status, Repository repository, List<IProject> projects) throws Exception { IProject iProject = projects.get(0); IFile iFile1 = iProject.getFile("file1"); //$NON-NLS-1$ IFile iFile2 = iProject.getFile("file2"); //$NON-NLS-1$ // conflict on file 1 : present in all three trees // no conflict on file 2 : present anyway DirCacheResourceVariantTreeProvider treeProvider = new DirCacheResourceVariantTreeProvider(repository, true); assertTrue(treeProvider.getKnownResources().contains(iFile1)); assertTrue(treeProvider.getKnownResources().contains(iFile2)); assertTrue(treeProvider.getBaseTree().hasResourceVariant(iFile1)); assertTrue(treeProvider.getBaseTree().hasResourceVariant(iFile2)); assertTrue(treeProvider.getSourceTree().hasResourceVariant(iFile1)); assertTrue(treeProvider.getSourceTree().hasResourceVariant(iFile2)); assertTrue(treeProvider.getRemoteTree().hasResourceVariant(iFile1)); assertTrue(treeProvider.getRemoteTree().hasResourceVariant(iFile2)); } @GitMerge(localBranch = "master", remoteBranch = "branch") @GitInput("data/dirCacheResourceVariantTreeProvider/dirCacheTreesConflict.zip") public void testDirCacheTreesConflict(Status status, Repository repository, List<IProject> projects) throws Exception { IProject iProject = projects.get(0); IFile iFile1 = iProject.getFile("file1"); //$NON-NLS-1$ IFile iFile2 = iProject.getFile("file2"); //$NON-NLS-1$ // conflict on file 1 : file 1 has three stages. // conflict on file 2, but was not in the base : only stage 2 and 3 DirCacheResourceVariantTreeProvider treeProvider = new DirCacheResourceVariantTreeProvider(repository, true); assertTrue(treeProvider.getKnownResources().contains(iFile1)); assertTrue(treeProvider.getKnownResources().contains(iFile2)); assertTrue(treeProvider.getBaseTree().hasResourceVariant(iFile1)); assertFalse(treeProvider.getBaseTree().hasResourceVariant(iFile2)); assertTrue(treeProvider.getSourceTree().hasResourceVariant(iFile1)); assertTrue(treeProvider.getSourceTree().hasResourceVariant(iFile2)); assertTrue(treeProvider.getRemoteTree().hasResourceVariant(iFile1)); assertTrue(treeProvider.getRemoteTree().hasResourceVariant(iFile2)); } private void addToIndex(Repository repository, IFile file) throws CoreException, IOException, NoFilepatternException, GitAPIException { String filePath = file.getProject().getName() + "/" + file.getProjectRelativePath(); //$NON-NLS-1$ Git git = new Git(repository); try { git.add().addFilepattern(filePath).call(); } finally { git.close(); } } private String getRepoRelativePath(String repoPath, String path) { final int pfxLen = repoPath.length(); final int pLen = path.length(); if (pLen > pfxLen) { return path.substring(pfxLen); } else if (path.length() == pfxLen - 1) { return ""; //$NON-NLS-1$ } return null; } }