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/*
* Copyright (C) 2015, Google Inc. and others
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Distribution License v. 1.0 which is available at
* https://www.eclipse.org/org/documents/edl-v10.php.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
package org.eclipse.jgit.transport;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertSame;
import static org.junit.Assert.fail;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.jgit.errors.TransportException;
import org.eclipse.jgit.internal.JGitText;
import org.eclipse.jgit.internal.storage.dfs.DfsRepositoryDescription;
import org.eclipse.jgit.internal.storage.dfs.InMemoryRepository;
import org.eclipse.jgit.junit.TestRepository;
import org.eclipse.jgit.lib.NullProgressMonitor;
import org.eclipse.jgit.lib.ObjectId;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
public class AtomicPushTest {
private URIish uri;
private TestProtocol<Object> testProtocol;
private Object ctx = new Object();
private InMemoryRepository server;
private InMemoryRepository client;
private ObjectId commit1;
private ObjectId commit2;
@Before
public void setUp() throws Exception {
server = newRepo("server");
client = newRepo("client");
testProtocol = new TestProtocol<>(null,
(req, db) -> new ReceivePack(db));
uri = testProtocol.register(ctx, server);
try (TestRepository<?> clientRepo = new TestRepository<>(client)) {
commit1 = clientRepo.commit().noFiles().message("test commit 1")
.create();
commit2 = clientRepo.commit().noFiles().message("test commit 2")
.create();
}
}
@After
public void tearDown() {
Transport.unregister(testProtocol);
}
private static InMemoryRepository newRepo(String name) {
return new InMemoryRepository(new DfsRepositoryDescription(name));
}
@Test
public void pushNonAtomic() throws Exception {
PushResult r;
server.setPerformsAtomicTransactions(false);
try (Transport tn = testProtocol.open(uri, client, "server")) {
tn.setPushAtomic(false);
r = tn.push(NullProgressMonitor.INSTANCE, commands());
}
RemoteRefUpdate one = r.getRemoteUpdate("refs/heads/one");
RemoteRefUpdate two = r.getRemoteUpdate("refs/heads/two");
assertSame(RemoteRefUpdate.Status.OK, one.getStatus());
assertSame(
RemoteRefUpdate.Status.REJECTED_REMOTE_CHANGED,
two.getStatus());
}
@Test
public void pushAtomicClientGivesUpEarly() throws Exception {
PushResult r;
try (Transport tn = testProtocol.open(uri, client, "server")) {
tn.setPushAtomic(true);
r = tn.push(NullProgressMonitor.INSTANCE, commands());
}
RemoteRefUpdate one = r.getRemoteUpdate("refs/heads/one");
RemoteRefUpdate two = r.getRemoteUpdate("refs/heads/two");
assertSame(
RemoteRefUpdate.Status.REJECTED_OTHER_REASON,
one.getStatus());
assertSame(
RemoteRefUpdate.Status.REJECTED_REMOTE_CHANGED,
two.getStatus());
assertEquals(JGitText.get().transactionAborted, one.getMessage());
}
@Test
public void pushAtomicDisabled() throws Exception {
List<RemoteRefUpdate> cmds = new ArrayList<>();
cmds.add(new RemoteRefUpdate(
null, null,
commit1, "refs/heads/one",
true /* force update */,
null /* no local tracking ref */,
ObjectId.zeroId()));
cmds.add(new RemoteRefUpdate(
null, null,
commit2, "refs/heads/two",
true /* force update */,
null /* no local tracking ref */,
ObjectId.zeroId()));
server.setPerformsAtomicTransactions(false);
try (Transport tn = testProtocol.open(uri, client, "server")) {
tn.setPushAtomic(true);
tn.push(NullProgressMonitor.INSTANCE, cmds);
fail("did not throw TransportException");
} catch (TransportException e) {
assertEquals(
uri + ": " + JGitText.get().atomicPushNotSupported,
e.getMessage());
}
}
private List<RemoteRefUpdate> commands() throws IOException {
List<RemoteRefUpdate> cmds = new ArrayList<>();
cmds.add(new RemoteRefUpdate(
null, null,
commit1, "refs/heads/one",
true /* force update */,
null /* no local tracking ref */,
ObjectId.zeroId()));
cmds.add(new RemoteRefUpdate(
null, null,
commit2, "refs/heads/two",
true /* force update */,
null /* no local tracking ref */,
commit1));
return cmds;
}
}
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