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- /*
- * Copyright (C) 2016, Christian Halstrick <christian.halstrick@sap.com>
- * and other copyright owners as documented in the project's IP log.
- *
- * This program and the accompanying materials are made available
- * under the terms of the Eclipse Distribution License v1.0 which
- * accompanies this distribution, is reproduced below, and is
- * available at http://www.eclipse.org/org/documents/edl-v10.php
- *
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or
- * without modification, are permitted provided that the following
- * conditions are met:
- *
- * - Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * - Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following
- * disclaimer in the documentation and/or other materials provided
- * with the distribution.
- *
- * - Neither the name of the Eclipse Foundation, Inc. nor the
- * names of its contributors may be used to endorse or promote
- * products derived from this software without specific prior
- * written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
- * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
- * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
- * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
- * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
- * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
- package org.eclipse.jgit.revwalk;
-
- import static org.junit.Assert.assertNull;
- import static org.junit.Assert.assertTrue;
-
- import org.junit.Test;
-
- public class RevWalkCarryFlagsTest extends RevWalkTestCase {
- /**
- * Test that the uninteresting flag is carried over correctly. Every commit
- * should have the uninteresting flag resulting in a RevWalk returning no
- * commit.
- *
- * @throws Exception
- */
- @Test
- public void testRevWalkCarryUninteresting_fastClock() throws Exception {
- final RevCommit a = commit();
- final RevCommit b = commit(a);
- final RevCommit c = commit(a);
- final RevCommit d = commit(c);
- final RevCommit e = commit(b, d);
-
- markStart(d);
- markUninteresting(e);
- assertNull("Found an unexpected commit", rw.next());
- }
-
- /**
- * Similar to {@link #testRevWalkCarryUninteresting_fastClock()} but the
- * last merge commit is created so fast that he has the same creationdate as
- * the previous commit. This will cause the underlying {@link DateRevQueue}
- * is not able to sort the commits in a way matching the topology. A parent
- * (one of the commits which are merged) is handled before the child (the
- * merge commit). This makes carrying over flags more complicated
- *
- * @throws Exception
- */
- @Test
- public void testRevWalkCarryUninteresting_SlowClock() throws Exception {
- final RevCommit a = commit();
- final RevCommit b = commit(a);
- final RevCommit c = commit(a);
- final RevCommit d = commit(c);
- final RevCommit e = commit(0, b, d);
-
- markStart(d);
- markUninteresting(e);
- assertNull("Found an unexpected commit", rw.next());
- }
-
- /**
- * Similar to {@link #testRevWalkCarryUninteresting_SlowClock()} but the
- * last merge commit is created with a inconsistent creationdate. The merge
- * commit has a older creationdate then one of the commits he is merging.
- *
- * @throws Exception
- */
- @Test
- public void testRevWalkCarryUninteresting_WrongClock() throws Exception {
- final RevCommit a = commit();
- final RevCommit b = commit(a);
- final RevCommit c = commit(a);
- final RevCommit d = commit(c);
- final RevCommit e = commit(-1, b, d);
-
- markStart(d);
- markUninteresting(e);
- assertNull("Found an unexpected commit", rw.next());
- }
-
- /**
- * Same as {@link #testRevWalkCarryUninteresting_SlowClock()} but this time
- * we focus on the carrying over a custom flag.
- *
- * @throws Exception
- */
- @Test
- public void testRevWalkCarryCustom_SlowClock() throws Exception {
- final RevCommit a = commit();
- final RevCommit b = commit(a);
- final RevCommit c = commit(a);
- final RevCommit d = commit(c);
- final RevCommit e = commit(0, b, d);
-
- markStart(d);
- markStart(e);
- RevFlag customFlag = rw.newFlag("CUSTOM");
- e.flags |= customFlag.mask;
- rw.carry(customFlag);
-
- // the merge commit has the flag and it should be carried over -> every
- // commit should have this flag
- int count = 0;
- for (RevCommit cm : rw) {
- assertTrue(
- "Found a commit which doesn't have the custom flag: " + cm,
- cm.has(customFlag));
- count++;
- }
- assertTrue("Didn't walked over all commits", count == 5);
- }
- }
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