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// Copyright (C) 2018 The Android Open Source Project
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package com.google.gerrit.testing;
import static com.google.common.collect.ImmutableList.toImmutableList;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.Streams;
import com.google.gerrit.extensions.common.CommitInfo;
import com.google.gerrit.server.git.CommitUtil;
import java.io.IOException;
import org.eclipse.jgit.lib.Ref;
import org.eclipse.jgit.lib.Repository;
import org.eclipse.jgit.revwalk.RevSort;
import org.eclipse.jgit.revwalk.RevWalk;
public class GitTestUtil {
public static ImmutableList<CommitInfo> log(Repository repo, String refName) throws Exception {
try (RevWalk rw = new RevWalk(repo)) {
Ref ref = repo.exactRef(refName);
if (ref != null) {
rw.sort(RevSort.REVERSE);
rw.markStart(rw.parseCommit(ref.getObjectId()));
return Streams.stream(rw)
.map(
c -> {
try {
return CommitUtil.toCommitInfo(c);
} catch (IOException e) {
throw new IllegalStateException(
"unexpected state when converting commit " + c.getName(), e);
}
})
.collect(toImmutableList());
}
}
return ImmutableList.of();
}
}
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