import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNull;
+import java.util.ArrayList;
import java.util.Collection;
+import java.util.List;
import org.eclipse.jgit.junit.RepositoryTestCase;
import org.eclipse.jgit.lib.Constants;
.setRemoveDeletedRefs(true).call();
assertNull(db.resolve(remoteBranchName));
}
+
+ @Test
+ public void fetchUpdateRefsWithDuplicateRefspec() throws Exception {
+ final String tagName = "foo";
+ remoteGit.commit().setMessage("commit").call();
+ Ref tagRef1 = remoteGit.tag().setName(tagName).call();
+ List<RefSpec> refSpecs = new ArrayList<>();
+ refSpecs.add(new RefSpec("+refs/heads/*:refs/remotes/origin/*"));
+ refSpecs.add(new RefSpec("+refs/tags/*:refs/tags/*"));
+ // Updating tags via the RefSpecs and setting TagOpt.FETCH_TAGS (or
+ // AUTO_FOLLOW) will result internally in *two* updates for the same
+ // ref.
+ git.fetch().setRemote("test").setRefSpecs(refSpecs)
+ .setTagOpt(TagOpt.AUTO_FOLLOW).call();
+ assertEquals(tagRef1.getObjectId(), db.resolve(tagName));
+
+ remoteGit.commit().setMessage("commit 2").call();
+ Ref tagRef2 = remoteGit.tag().setName(tagName).setForceUpdate(true)
+ .call();
+ FetchResult result = git.fetch().setRemote("test").setRefSpecs(refSpecs)
+ .setTagOpt(TagOpt.FETCH_TAGS).call();
+ assertEquals(2, result.getTrackingRefUpdates().size());
+ TrackingRefUpdate update = result
+ .getTrackingRefUpdate(Constants.R_TAGS + tagName);
+ assertEquals(RefUpdate.Result.FORCED, update.getResult());
+ assertEquals(tagRef2.getObjectId(), db.resolve(tagName));
+ }
}
((BatchingProgressMonitor) monitor).setDelayStart(
250, TimeUnit.MILLISECONDS);
}
- if (transport.isRemoveDeletedRefs())
+ if (transport.isRemoveDeletedRefs()) {
deleteStaleTrackingRefs(result, batch);
- for (TrackingRefUpdate u : localUpdates) {
- result.add(u);
- batch.addCommand(u.asReceiveCommand());
}
+ addUpdateBatchCommands(result, batch);
for (ReceiveCommand cmd : batch.getCommands()) {
cmd.updateType(walk);
if (cmd.getType() == UPDATE_NONFASTFORWARD
if (cmd.getResult() == NOT_ATTEMPTED)
cmd.setResult(OK);
}
- } else
+ } else {
batch.execute(walk, monitor);
+ }
+ } catch (TransportException e) {
+ throw e;
} catch (IOException err) {
throw new TransportException(MessageFormat.format(
JGitText.get().failureUpdatingTrackingRef,
}
}
+ private void addUpdateBatchCommands(FetchResult result,
+ BatchRefUpdate batch) throws TransportException {
+ Map<String, ObjectId> refs = new HashMap<>();
+ for (TrackingRefUpdate u : localUpdates) {
+ // Try to skip duplicates if they'd update to the same object ID
+ ObjectId existing = refs.get(u.getLocalName());
+ if (existing == null) {
+ refs.put(u.getLocalName(), u.getNewObjectId());
+ result.add(u);
+ batch.addCommand(u.asReceiveCommand());
+ } else if (!existing.equals(u.getNewObjectId())) {
+ throw new TransportException(MessageFormat
+ .format(JGitText.get().duplicateRef, u.getLocalName()));
+ }
+ }
+ }
+
private void fetchObjects(final ProgressMonitor monitor)
throws TransportException {
try {