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/* |
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* Copyright (C) 2014, Robin Stocker <robin@nibor.org> |
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* and other copyright owners as documented in the project's IP log. |
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* |
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* This program and the accompanying materials are made available |
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* under the terms of the Eclipse Distribution License v1.0 which |
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* accompanies this distribution, is reproduced below, and is |
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* available at http://www.eclipse.org/org/documents/edl-v10.php |
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* |
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* All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or |
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* without modification, are permitted provided that the following |
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* conditions are met: |
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* |
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* - Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* |
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* - Redistributions in binary form must reproduce the above |
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* copyright notice, this list of conditions and the following |
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* disclaimer in the documentation and/or other materials provided |
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* with the distribution. |
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* |
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* - Neither the name of the Eclipse Foundation, Inc. nor the |
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* names of its contributors may be used to endorse or promote |
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* products derived from this software without specific prior |
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* written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND |
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* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, |
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* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR |
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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*/ |
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package org.eclipse.jgit.revwalk; |
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import static java.util.Arrays.asList; |
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import static org.junit.Assert.assertEquals; |
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import java.util.Collection; |
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import java.util.List; |
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import org.eclipse.jgit.api.Git; |
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import org.eclipse.jgit.lib.Ref; |
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import org.eclipse.jgit.lib.RefComparator; |
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import org.junit.Test; |
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public class RevWalkUtilsReachableTest extends RevWalkTestCase { |
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@Test |
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public void oneCommit() throws Exception { |
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RevCommit a = commit(); |
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Ref branchA = branch("a", a); |
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assertContains(a, asList(branchA)); |
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} |
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@Test |
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public void twoCommits() throws Exception { |
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RevCommit a = commit(); |
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RevCommit b = commit(a); |
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branch("a", a); |
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Ref branchB = branch("b", b); |
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assertContains(b, asList(branchB)); |
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} |
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@Test |
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public void multipleBranches() throws Exception { |
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RevCommit a = commit(); |
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RevCommit b = commit(a); |
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branch("a", a); |
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Ref branchB = branch("b", b); |
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Ref branchB2 = branch("b2", b); |
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assertContains(b, asList(branchB, branchB2)); |
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} |
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@Test |
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public void withMerge() throws Exception { |
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RevCommit a = commit(); |
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RevCommit b = commit(); |
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RevCommit c = commit(a, b); |
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Ref branchA = branch("a", a); |
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Ref branchB = branch("b", b); |
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Ref branchC = branch("c", c); |
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assertContains(a, asList(branchA, branchC)); |
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assertContains(b, asList(branchB, branchC)); |
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} |
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@Test |
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public void withCommitLoadedByDifferentRevWalk() throws Exception { |
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RevCommit a = commit(); |
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Ref branchA = branch("a", a); |
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RevWalk walk = new RevWalk(db); |
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try { |
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RevCommit parsedCommit = walk.parseCommit(a.getId()); |
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assertContains(parsedCommit, asList(branchA)); |
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} finally { |
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walk.release(); |
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} |
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} |
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private Ref branch(final String name, final RevCommit dst) throws Exception { |
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return Git.wrap(db).branchCreate().setName(name) |
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.setStartPoint(dst.name()).call(); |
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} |
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private void assertContains(RevCommit commit, Collection<Ref> refsThatShouldContainCommit) throws Exception { |
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Collection<Ref> allRefs = db.getAllRefs().values(); |
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Collection<Ref> sortedRefs = RefComparator.sort(allRefs); |
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List<Ref> actual = RevWalkUtils.findBranchesReachableFrom(commit, |
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rw, sortedRefs); |
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assertEquals(refsThatShouldContainCommit, actual); |
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} |
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} |