plumber.core.git.test.BasicGitTest.java Source code

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Here is the source code for plumber.core.git.test.BasicGitTest.java

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/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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 plumber.core.git.test;

import org.apache.commons.io.FileUtils;
import org.eclipse.jgit.api.Git;
import org.eclipse.jgit.api.MergeResult;
import org.eclipse.jgit.api.PullResult;
import org.eclipse.jgit.api.ResetCommand;
import org.eclipse.jgit.api.errors.GitAPIException;
import org.eclipse.jgit.revwalk.RevCommit;
import org.junit.Test;
import plumber.core.config.PlumberConfig;
import plumber.core.git.GitWorker;

import java.io.File;
import java.io.IOException;
import java.util.Iterator;

import static org.junit.Assert.*;
import static plumber.core.config.PlumberConfigEntry.*;

public class BasicGitTest {
    @Test
    public void testGitInit() throws IOException, GitAPIException {
        String targetPath = getClass().getProtectionDomain().getCodeSource().getLocation().getFile() + "/..";
        System.setProperty(PLUMBER_GIT_URL.configKey(), "git@github.com:github/testrepo.git");
        System.setProperty(PLUMBER_GIT_PATH.configKey(), targetPath + "/junit-git-iaac");
        PlumberConfig.reload();
        System.clearProperty(PLUMBER_GIT_URL.configKey());
        System.clearProperty(PLUMBER_GIT_PATH.configKey());

        File gitFolder = new File(PlumberConfig.get(PLUMBER_GIT_PATH));
        if (gitFolder.exists() && gitFolder.isDirectory()) {
            FileUtils.deleteDirectory(gitFolder);
        }
        assertTrue(gitFolder.mkdirs());

        GitWorker gitWorker = new GitWorker(PlumberConfig.get(PLUMBER_GIT_URL),
                PlumberConfig.get(PLUMBER_GIT_PATH));
        gitWorker.init();

        gitWorker = new GitWorker(PlumberConfig.get(PLUMBER_GIT_URL), PlumberConfig.get(PLUMBER_GIT_PATH));
        gitWorker.init();

        Git git = gitWorker.getGit();
        assertNotNull(git);
        Iterator<RevCommit> log = git.log().call().iterator();
        assertTrue(log.hasNext());
        String latestRef = log.next().getName();
        assertTrue(log.hasNext());
        String previousRef = log.next().getName();
        assertNotEquals(latestRef, previousRef);

        ResetCommand resetCommand = git.reset();
        resetCommand.setMode(ResetCommand.ResetType.HARD);
        resetCommand.setRef("HEAD~1");
        resetCommand.call();
        assertTrue(git.log().call().iterator().hasNext());

        log = git.log().call().iterator();
        assertTrue(log.hasNext());
        String latestRefAfterRebase = log.next().getName();
        assertEquals(previousRef, latestRefAfterRebase);

        PullResult pullResult = gitWorker.pull();
        assertTrue(pullResult.isSuccessful());
        assertEquals(MergeResult.MergeStatus.FAST_FORWARD, pullResult.getMergeResult().getMergeStatus());

        log = git.log().call().iterator();
        assertTrue(log.hasNext());
        String latestRefAfterRePull = log.next().getName();
        assertEquals(latestRef, latestRefAfterRePull);

        if (gitFolder.exists() && gitFolder.isDirectory()) {
            FileUtils.deleteDirectory(gitFolder);
        }
    }
}