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// Copyright (C) 2017 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.server.group.db.testing;
import static com.google.common.collect.ImmutableList.toImmutableList;
import static com.google.gerrit.server.group.db.GroupNameNotes.getGroupReference;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableMap;
import com.google.common.collect.Streams;
import com.google.gerrit.common.data.GroupReference;
import com.google.gerrit.extensions.common.CommitInfo;
import com.google.gerrit.reviewdb.client.RefNames;
import com.google.gerrit.server.config.AllUsersName;
import com.google.gerrit.server.git.CommitUtil;
import com.google.gerrit.server.git.GitRepositoryManager;
import java.io.IOException;
import org.eclipse.jgit.junit.TestRepository;
import org.eclipse.jgit.lib.PersonIdent;
import org.eclipse.jgit.lib.Ref;
import org.eclipse.jgit.lib.Repository;
import org.eclipse.jgit.notes.Note;
import org.eclipse.jgit.notes.NoteMap;
import org.eclipse.jgit.revwalk.RevCommit;
import org.eclipse.jgit.revwalk.RevSort;
import org.eclipse.jgit.revwalk.RevWalk;
/** Test utilities for low-level NoteDb groups. */
public class GroupTestUtil {
public static ImmutableMap<String, String> readNameToUuidMap(Repository repo) throws Exception {
ImmutableMap.Builder<String, String> result = ImmutableMap.builder();
try (RevWalk rw = new RevWalk(repo)) {
Ref ref = repo.exactRef(RefNames.REFS_GROUPNAMES);
if (ref != null) {
NoteMap noteMap = NoteMap.read(rw.getObjectReader(), rw.parseCommit(ref.getObjectId()));
for (Note note : noteMap) {
GroupReference gr = getGroupReference(rw.getObjectReader(), note.getData());
result.put(gr.getName(), gr.getUUID().get());
}
}
}
return result.build();
}
// TODO(dborowitz): Move somewhere even more common.
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();
}
public static void updateGroupFile(
GitRepositoryManager repoManager,
AllUsersName allUsersName,
PersonIdent serverIdent,
String refName,
String fileName,
String content)
throws Exception {
try (Repository repo = repoManager.openRepository(allUsersName)) {
updateGroupFile(repo, serverIdent, refName, fileName, content);
}
}
public static void updateGroupFile(
Repository allUsersRepo,
PersonIdent serverIdent,
String refName,
String fileName,
String contents)
throws Exception {
try (RevWalk rw = new RevWalk(allUsersRepo)) {
TestRepository<Repository> testRepository = new TestRepository<>(allUsersRepo, rw);
TestRepository<Repository>.CommitBuilder builder =
testRepository
.branch(refName)
.commit()
.add(fileName, contents)
.message("update group file")
.author(serverIdent)
.committer(serverIdent);
Ref ref = allUsersRepo.exactRef(refName);
if (ref != null) {
RevCommit c = rw.parseCommit(ref.getObjectId());
if (c != null) {
builder.parent(c);
}
}
builder.create();
}
}
private GroupTestUtil() {}
}