org.eclipse.releng.tests.GitCopyrightAdapterTest.java Source code

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Here is the source code for org.eclipse.releng.tests.GitCopyrightAdapterTest.java

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/*******************************************************************************
 * Copyright (c) 2013 Tomasz Zarna 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
 *
 * Contributors:
 *     Tomasz Zarna <tzarna@gmail.com> - initial API and implementation
 *******************************************************************************/
package org.eclipse.releng.tests;

import java.io.ByteArrayInputStream;
import java.io.File;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;

import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IProjectDescription;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.NullProgressMonitor;
import org.eclipse.core.runtime.Path;
import org.eclipse.egit.core.op.ConnectProviderOperation;
import org.eclipse.jgit.api.Git;
import org.eclipse.jgit.lib.Constants;
import org.eclipse.jgit.lib.PersonIdent;
import org.eclipse.jgit.lib.Repository;
import org.eclipse.jgit.util.FileUtils;
import org.eclipse.releng.tools.git.GitCopyrightAdapter;
import org.junit.Assert;

public class GitCopyrightAdapterTest extends LocalDiskRepositoryTest {

    private static final IProgressMonitor NULL_MONITOR = new NullProgressMonitor();

    private static final String PROJECT_NAME = "Project";

    private static final String FILE1_NAME = "Foo.java";

    private static final String FILE2_NAME = "Bar.java";

    private Repository db;

    private File trash;

    private File gitDir;

    private IProject project;

    private IFile file1;

    public void setUp() throws Exception {
        super.setUp();
        db = createWorkRepository();
        trash = db.getWorkTree();
        gitDir = new File(trash, Constants.DOT_GIT);
        project = createProject(PROJECT_NAME);
        file1 = project.getFile(FILE1_NAME);
        connect();
    }

    public void tearDown() throws Exception {
        if (project.exists())
            project.delete(true, true, NULL_MONITOR);
        if (gitDir.exists())
            FileUtils.delete(gitDir, FileUtils.RECURSIVE | FileUtils.RETRY);
        super.tearDown();
    }

    public void testLastModifiedYear() throws Exception {
        final Git git = new Git(db);
        git.add().addFilepattern(PROJECT_NAME + "/" + FILE1_NAME).call();
        final PersonIdent committer2011 = new PersonIdent(committer, getDateForYear(2011));
        git.commit().setMessage("old commit").setCommitter(committer2011).call();
        git.add().addFilepattern(PROJECT_NAME + "/" + FILE2_NAME).call();
        git.commit().setMessage("new commit").call();

        final GitCopyrightAdapter adapter = new GitCopyrightAdapter(new IResource[] { project });
        adapter.initialize(NULL_MONITOR);
        final int lastModifiedYear = adapter.getLastModifiedYear(file1, NULL_MONITOR);

        Assert.assertEquals(2011, lastModifiedYear);
    }

    public void testCopyrightUpdateComment() throws Exception {
        final Git git = new Git(db);
        git.add().addFilepattern(PROJECT_NAME + "/" + FILE1_NAME).call();
        git.commit().setMessage("copyright update").call();

        final GitCopyrightAdapter adapter = new GitCopyrightAdapter(new IResource[] { project });
        adapter.initialize(NULL_MONITOR);
        final int lastModifiedYear = adapter.getLastModifiedYear(file1, NULL_MONITOR);

        Assert.assertEquals(0, lastModifiedYear);
    }

    private IProject createProject(String name) throws Exception {
        final IProject project = ResourcesPlugin.getWorkspace().getRoot().getProject(name);
        if (project.exists())
            project.delete(true, null);
        final IProjectDescription desc = ResourcesPlugin.getWorkspace().newProjectDescription(name);
        desc.setLocation(new Path(new File(db.getWorkTree(), name).getPath()));
        project.create(desc, null);
        project.open(null);

        final IFile file1 = project.getFile(FILE1_NAME);
        file1.create(new ByteArrayInputStream("Hello, world".getBytes(project.getDefaultCharset())), false, null);

        final IFile file2 = project.getFile(FILE2_NAME);
        file2.create(new ByteArrayInputStream("Hi there".getBytes(project.getDefaultCharset())), false, null);
        return project;
    }

    private void connect() throws CoreException {
        new ConnectProviderOperation(project, gitDir).execute(null);
    }

    private Date getDateForYear(int year) throws ParseException {
        final SimpleDateFormat formatter = new SimpleDateFormat("yyyy/MM/dd");
        return formatter.parse(Integer.toString(year) + "/6/30");
    }

}