org.gitective.tests.CommitTreeFilterTest.java Source code

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Here is the source code for org.gitective.tests.CommitTreeFilterTest.java

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/*
 * Copyright (c) 2011 Kevin Sawicki <kevinsawicki@gmail.com>
 *
 * 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.gitective.tests;

import java.io.IOException;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.concurrent.atomic.AtomicReference;

import org.eclipse.jgit.lib.Repository;
import org.eclipse.jgit.storage.file.FileRepository;
import org.eclipse.jgit.treewalk.TreeWalk;
import org.gitective.core.filter.tree.BaseTreeFilter;
import org.gitective.core.filter.tree.CommitTreeFilter;
import org.junit.Test;

/**
 * Unit tests of {@link CommitTreeFilter}
 */
public class CommitTreeFilterTest extends GitTestCase {

    /**
     * Create commit tree filter with null tree filter
     */
    @Test(expected = IllegalArgumentException.class)
    public void nullTreeFilter() {
        new CommitTreeFilter(null);
    }

    /**
     * Test resetting commit filter resets tree filter
     */
    @Test
    public void nestedReset() {
        final AtomicBoolean reset = new AtomicBoolean();
        BaseTreeFilter treeFilter = new BaseTreeFilter() {

            public boolean include(TreeWalk walker) throws IOException {
                return true;
            }

            public BaseTreeFilter reset() {
                reset.set(true);
                return super.reset();
            }
        };
        assertFalse(reset.get());
        CommitTreeFilter filter = new CommitTreeFilter(treeFilter);
        filter.reset();
        assertTrue(reset.get());
    }

    /**
     * Test resetting commit filter resets tree filter
     *
     * @throws Exception
     */
    @Test
    public void nestedSetRepository() throws Exception {
        final AtomicReference<Repository> repo = new AtomicReference<Repository>();
        BaseTreeFilter treeFilter = new BaseTreeFilter() {

            public boolean include(TreeWalk walker) throws IOException {
                return true;
            }

            public BaseTreeFilter setRepository(Repository repository) {
                repo.set(repository);
                return super.setRepository(repository);
            }
        };
        CommitTreeFilter filter = new CommitTreeFilter(treeFilter);
        Repository fileRepo = new FileRepository(testRepo);
        filter.setRepository(fileRepo);
        assertNotNull(repo.get());
        assertEquals(fileRepo.getDirectory(), repo.get().getDirectory());
    }
}