/*
* 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 org.eclipse.jgit.errors.StopWalkException;
import org.eclipse.jgit.lib.Constants;
import org.eclipse.jgit.lib.ObjectId;
import org.eclipse.jgit.revwalk.RevCommit;
import org.eclipse.jgit.revwalk.RevWalk;
import org.eclipse.jgit.revwalk.filter.RevFilter;
import org.gitective.core.CommitFinder;
import org.gitective.core.GitException;
import org.gitective.core.filter.commit.AndCommitFilter;
import org.gitective.core.filter.commit.CommitCountFilter;
import org.gitective.core.filter.commit.CommitFilter;
import org.gitective.core.filter.commit.CommitListFilter;
import org.junit.Test;
/**
* Unit tests of {@link CommitFinder}
*/
public class CommitFinderTest extends GitTestCase {
/**
* Test filter throwing an {@link IOException} when visiting a commit
*
* @throws Exception
*/
@Test
public void matcherThrowsIOException() throws Exception {
add("test.txt", "content");
CommitFinder finder = new CommitFinder(testRepo);
final IOException exception = new IOException("message");
finder.setFilter(new CommitFilter() {
public boolean include(RevWalk walker, RevCommit cmit)
throws IOException {
throw exception;
}
public RevFilter clone() {
return this;
}
});
try {
finder.find();
fail("Exception not thrown by matcher filter");
} catch (GitException e) {
assertNotNull(e);
assertEquals(exception, e.getCause());
}
}
/**
* Test filter throwing a {@link StopWalkException} and it being suppressed
* and the walk stopping
*
* @throws Exception
*/
@Test
public void suppressedStopWalkExceptionThrownByMatcher() throws Exception {
add("test.txt", "content");
CommitFinder finder = new CommitFinder(testRepo);
CommitCountFilter count = new CommitCountFilter();
finder.setFilter(new AndCommitFilter(new CommitFilter() {
public boolean include(RevWalk walker, RevCommit cmit)
throws IOException {
throw StopWalkException.INSTANCE;
}
public RevFilter clone() {
return this;
}
}, count));
finder.find();
assertEquals(0, count.getCount());
}
/**
* Test searching commit range that has none in-between start and end
*
* @throws Exception
*/
@Test
public void noCommitsBetween() throws Exception {
add("test.txt", "content");
CommitFinder finder = new CommitFinder(testRepo);
CommitCountFilter count = new CommitCountFilter();
finder.setFilter(count);
finder.findBetween(Constants.HEAD, Constants.HEAD);
assertEquals(0, count.getCount());
}
/**
* Test searching commit range that has none in-between start and end
*
* @throws Exception
*/
@Test
public void noCommitsBetweenHeadAndHead() throws Exception {
add("test.txt", "content");
CommitFinder finder = new CommitFinder(testRepo);
CommitCountFilter count = new CommitCountFilter();
finder.setFilter(count);
finder.findBetween(Constants.HEAD, Constants.HEAD);
assertEquals(0, count.getCount());
}
/**
* Test searching commit range that has none in-between start and end
*
* @throws Exception
*/
@Test
public void noCommitsBetweenCommitIdAndHead() throws Exception {
add("test.txt", "content");
RevCommit commit = add("test.txt", "content2");
CommitFinder finder = new CommitFinder(testRepo);
CommitListFilter commits = new CommitListFilter();
finder.setFilter(commits);
finder.findBetween(commit, Constants.HEAD + "~1");
assertEquals(1, commits.getCommits().size());
assertEquals(commit, commits.getCommits().get(0));
}
/**
* Find commits between with null starting id
*/
@Test(expected = IllegalArgumentException.class)
public void findNullStartId() {
CommitFinder finder = new CommitFinder(testRepo);
finder.findBetween((ObjectId) null, ObjectId.zeroId());
}
/**
* Find until with given end revision
*
* @throws Exception
*/
@Test
public void findUntilRevision() throws Exception {
add("test.txt", "content");
add("test.txt", "content2");
RevCommit commit3 = add("test.txt", "content3");
CommitListFilter commits = new CommitListFilter();
new CommitFinder(testRepo).setFilter(commits).findUntil("HEAD~1");
assertEquals(1, commits.getCommits().size());
assertTrue(commits.getCommits().contains(commit3));
}
/**
* Find until with given end commit id
*
* @throws Exception
*/
@Test
public void findUntilCommitId() throws Exception {
add("test.txt", "content");
RevCommit commit2 = add("test.txt", "content2");
RevCommit commit3 = add("test.txt", "content3");
RevCommit commit4 = add("test.txt", "content4");
CommitListFilter commits = new CommitListFilter();
new CommitFinder(testRepo).setFilter(commits).findUntil(commit2);
assertEquals(2, commits.getCommits().size());
assertTrue(commits.getCommits().contains(commit4));
assertTrue(commits.getCommits().contains(commit3));
}
}