Browse Source
* changes: Add tests for ObjectFilter Expose Sets helper to tests outside org.eclipse.jgit.apistable-4.1
Shawn Pearce
10 years ago
committed by
Gerrit Code Review @ Eclipse.org
5 changed files with 192 additions and 3 deletions
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/* |
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* Copyright (C) 2015, Google Inc. |
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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 org.junit.Assert.assertEquals; |
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import static org.junit.Assert.assertTrue; |
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import org.junit.After; |
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import org.junit.Before; |
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import org.junit.Test; |
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import org.eclipse.jgit.internal.storage.dfs.DfsRepositoryDescription; |
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import org.eclipse.jgit.internal.storage.dfs.InMemoryRepository; |
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import org.eclipse.jgit.junit.TestRepository; |
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import org.eclipse.jgit.lib.AnyObjectId; |
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import org.eclipse.jgit.lib.Sets; |
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import org.eclipse.jgit.revwalk.ObjectWalk; |
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import org.eclipse.jgit.revwalk.filter.MessageRevFilter; |
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import org.eclipse.jgit.revwalk.filter.NotRevFilter; |
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import org.eclipse.jgit.revwalk.filter.ObjectFilter; |
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import java.io.IOException; |
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import java.util.Set; |
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public class ObjectWalkFilterTest { |
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private TestRepository<InMemoryRepository> tr; |
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private ObjectWalk rw; |
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// 3 commits, 2 top-level trees, 4 subtrees, 3 blobs
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private static final int OBJECT_COUNT = 12; |
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@Before |
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public void setUp() throws Exception { |
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tr = new TestRepository<>(new InMemoryRepository( |
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new DfsRepositoryDescription("test"))); |
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rw = new ObjectWalk(tr.getRepository()); |
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rw.markStart(tr.branch("master").commit() |
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.add("a/a", "1") |
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.add("b/b", "2") |
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.add("c/c", "3") |
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.message("initial commit") |
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.child() |
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.rm("a/a") |
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.add("a/A", "1") |
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.message("capitalize a/a") |
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.child() |
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.rm("a/A") |
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.add("a/a", "1") |
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.message("make a/A lowercase again") |
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.create()); |
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} |
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@After |
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public void tearDown() { |
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rw.close(); |
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tr.getRepository().close(); |
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} |
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private static class BlacklistObjectFilter extends ObjectFilter { |
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final Set<AnyObjectId> badObjects; |
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BlacklistObjectFilter(Set<AnyObjectId> badObjects) { |
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this.badObjects = badObjects; |
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} |
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@Override |
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public boolean include(ObjectWalk walker, AnyObjectId o) { |
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return !badObjects.contains(o); |
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} |
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} |
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private AnyObjectId resolve(String revstr) throws Exception { |
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return tr.getRepository().resolve(revstr); |
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} |
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private int countObjects() throws IOException { |
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int n = 0; |
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while (rw.next() != null) { |
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n++; |
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} |
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while (rw.nextObject() != null) { |
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n++; |
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} |
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return n; |
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} |
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@Test |
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public void testDefaultFilter() throws Exception { |
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assertTrue("filter is ALL", |
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rw.getObjectFilter() == ObjectFilter.ALL); |
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assertEquals(OBJECT_COUNT, countObjects()); |
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} |
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@Test |
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public void testObjectFilterCanFilterOutBlob() throws Exception { |
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AnyObjectId one = rw.parseAny(resolve("master:a/a")); |
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AnyObjectId two = rw.parseAny(resolve("master:b/b")); |
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rw.setObjectFilter(new BlacklistObjectFilter(Sets.of(one, two))); |
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// 2 blobs filtered out
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assertEquals(OBJECT_COUNT - 2, countObjects()); |
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} |
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@Test |
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public void testFilteringCommitsHasNoEffect() throws Exception { |
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AnyObjectId initial = rw.parseCommit(resolve("master^^")); |
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rw.setObjectFilter(new BlacklistObjectFilter(Sets.of(initial))); |
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assertEquals(OBJECT_COUNT, countObjects()); |
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} |
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@Test |
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public void testRevFilterAndObjectFilterCanCombine() throws Exception { |
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AnyObjectId one = rw.parseAny(resolve("master:a/a")); |
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AnyObjectId two = rw.parseAny(resolve("master:b/b")); |
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rw.setObjectFilter(new BlacklistObjectFilter(Sets.of(one, two))); |
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rw.setRevFilter(NotRevFilter.create( |
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MessageRevFilter.create("capitalize"))); |
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// 2 blobs, one commit, two trees filtered out
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assertEquals(OBJECT_COUNT - 5, countObjects()); |
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} |
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@Test |
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public void testFilteringTreeFiltersSubtrees() throws Exception { |
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AnyObjectId capitalizeTree = rw.parseAny(resolve("master^:")); |
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rw.setObjectFilter(new BlacklistObjectFilter( |
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Sets.of(capitalizeTree))); |
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// trees "master^:" and "master^:a" filtered out
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assertEquals(OBJECT_COUNT - 2, countObjects()); |
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} |
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@Test |
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public void testFilteringTreeFiltersReferencedBlobs() throws Exception { |
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AnyObjectId a1 = rw.parseAny(resolve("master:a")); |
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AnyObjectId a2 = rw.parseAny(resolve("master^:a")); |
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rw.setObjectFilter(new BlacklistObjectFilter(Sets.of(a1, a2))); |
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// 2 trees, one blob filtered out
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assertEquals(OBJECT_COUNT - 3, countObjects()); |
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} |
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} |
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