org.jenkinsci.git.FetchOperationTest.java Source code

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Here is the source code for org.jenkinsci.git.FetchOperationTest.java

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/*
 * Copyright (c) 2011 GitHub Inc.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to
 * deal in the Software without restriction, including without limitation the
 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
 * sell copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
 * IN THE SOFTWARE.
 */
package org.jenkinsci.git;

import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.IOException;
import java.io.PrintStream;

import org.eclipse.jgit.lib.Constants;
import org.eclipse.jgit.lib.Repository;
import org.eclipse.jgit.revwalk.RevCommit;
import org.junit.Test;

/**
 * Unit tests of {@link FetchOperation}
 *
 * @author Kevin Sawicki (kevin@github.com)
 */
public class FetchOperationTest extends GitTestCase {

    /**
     * Create operation with null build repository
     *
     * @throws IOException
     */
    @Test(expected = IllegalArgumentException.class)
    public void nullBuildRepository() throws IOException {
        new FetchOperation(null, git.repo());
    }

    /**
     * Create operation with null Git repository
     */
    @Test(expected = IllegalArgumentException.class)
    public void nullGitRepository() {
        new FetchOperation(new BuildRepository("a", "b", "c"), null);
    }

    /**
     * Test fetching single commit
     *
     * @throws Exception
     */
    @Test
    public void fetchSingleCommit() throws Exception {
        git.add("file.txt", "a");
        File dir = git.tempDirectory();
        BuildRepository repo = new BuildRepository(git.repo().getDirectory().toURI().toString(),
                Constants.R_HEADS + Constants.MASTER, null);
        CloneOperation clone = new CloneOperation(repo);
        Repository cloned = clone.invoke(dir, null);
        assertNotNull(cloned);
        RevCommit commit2 = git.add("file1.txt", "b");
        ByteArrayOutputStream out = new ByteArrayOutputStream();
        StreamProgressMonitor monitor = new StreamProgressMonitor(new PrintStream(out));
        FetchOperation fetch = new FetchOperation(repo, cloned, monitor);
        RevCommit fetched = fetch.call();
        assertEquals(commit2, fetched);
        assertTrue(out.toString().length() > 0);
    }
}