Fix committer in squash merge

* Merge: Author and committer from request
* Squash: Author from request, committer from session
* Rebase: Rebase from original commit, committer from session
* Fast-forward: No changes, author and committer from tip

These are the four stratagies available for a merge. Each of them has a different requirement regarding who is seen as an author and who as a committer.
This commit is contained in:
Till-André Diegeler
2025-05-12 18:41:41 +02:00
committed by René Pfeuffer
parent bf642ff824
commit 4fede25d41
5 changed files with 241 additions and 247 deletions

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@@ -0,0 +1,2 @@
- type: fixed
description: The committer in squash merge, rebase, and regular merge is now set to the current user.

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@@ -18,16 +18,11 @@ package sonia.scm.repository.spi;
import com.google.common.base.Strings;
import org.apache.shiro.SecurityUtils;
import org.apache.shiro.subject.Subject;
import org.eclipse.jgit.api.Git;
import org.eclipse.jgit.api.Status;
import org.eclipse.jgit.api.errors.GitAPIException;
import org.eclipse.jgit.api.errors.RefNotFoundException;
import org.eclipse.jgit.lib.ObjectId;
import org.eclipse.jgit.lib.Ref;
import org.eclipse.jgit.lib.Repository;
import org.eclipse.jgit.revwalk.RevCommit;
import org.eclipse.jgit.transport.PushResult;
import org.eclipse.jgit.transport.RefSpec;
import org.eclipse.jgit.transport.RemoteRefUpdate;
@@ -37,21 +32,15 @@ import sonia.scm.ConcurrentModificationException;
import sonia.scm.ContextEntry;
import sonia.scm.repository.GitWorkingCopyFactory;
import sonia.scm.repository.InternalRepositoryException;
import sonia.scm.repository.Person;
import sonia.scm.repository.work.WorkingCopy;
import sonia.scm.user.User;
import java.io.IOException;
import java.util.Collection;
import java.util.Iterator;
import java.util.Optional;
import java.util.function.Function;
import java.util.function.Supplier;
import static java.util.Arrays.asList;
import static java.util.Arrays.stream;
import static java.util.Optional.empty;
import static java.util.Optional.of;
import static java.util.stream.Collectors.toList;
import static org.eclipse.jgit.transport.RemoteRefUpdate.Status.NON_EXISTING;
import static org.eclipse.jgit.transport.RemoteRefUpdate.Status.OK;
@@ -65,7 +54,7 @@ import static sonia.scm.repository.spi.IntegrateChangesFromWorkdirException.forM
class AbstractGitCommand {
private static final Logger logger = LoggerFactory.getLogger(AbstractGitCommand.class);
private static final Collection<RemoteRefUpdate.Status> ACCEPTED_UPDATE_STATUS = asList(OK, UP_TO_DATE, NON_EXISTING);
@@ -78,6 +67,15 @@ class AbstractGitCommand {
this.context = context;
}
static ObjectId resolveRevisionOrThrowNotFound(Repository repository, String revision, sonia.scm.repository.Repository scmRepository) throws IOException {
ObjectId resolved = repository.resolve(revision);
if (resolved == null) {
throw notFound(entity("Revision", revision).in(scmRepository));
} else {
return resolved;
}
}
Repository open() {
return context.open();
}
@@ -125,15 +123,6 @@ class AbstractGitCommand {
return resolveRevisionOrThrowNotFound(repository, revision, scmRepository);
}
static ObjectId resolveRevisionOrThrowNotFound(Repository repository, String revision, sonia.scm.repository.Repository scmRepository) throws IOException {
ObjectId resolved = repository.resolve(revision);
if (resolved == null) {
throw notFound(entity("Revision", revision).in(scmRepository));
} else {
return resolved;
}
}
abstract static class GitCloneWorker<R> {
private final Git clone;
private final GitContext context;
@@ -151,37 +140,10 @@ class AbstractGitCommand {
return clone;
}
GitContext getContext() {
return context;
}
sonia.scm.repository.Repository getRepository() {
return repository;
}
void checkOutBranch(String branchName) throws IOException {
try {
clone.checkout().setName(branchName).call();
} catch (RefNotFoundException e) {
logger.trace("could not checkout branch {} directly; trying to create local branch", branchName, e);
checkOutTargetAsNewLocalBranch(branchName);
} catch (GitAPIException e) {
throw new InternalRepositoryException(repository, "could not checkout branch: " + branchName, e);
}
}
private void checkOutTargetAsNewLocalBranch(String branchName) throws IOException {
try {
ObjectId targetRevision = resolveRevision(branchName);
clone.checkout().setStartPoint(targetRevision.getName()).setName(branchName).setCreateBranch(true).call();
} catch (RefNotFoundException e) {
logger.debug("could not checkout branch {} as local branch", branchName, e);
throw notFound(entity("Revision", branchName).in(repository));
} catch (GitAPIException e) {
throw new InternalRepositoryException(repository, "could not checkout branch as local branch: " + branchName, e);
}
}
ObjectId resolveRevision(String revision) throws IOException {
ObjectId resolved = clone.getRepository().resolve(revision);
if (resolved == null) {
@@ -191,40 +153,6 @@ class AbstractGitCommand {
}
}
void failIfNotChanged(Supplier<RuntimeException> doThrow) {
try {
if (clone.status().call().isClean()) {
throw doThrow.get();
}
} catch (GitAPIException e) {
throw new InternalRepositoryException(repository, "could not read status of repository", e);
}
}
Optional<RevCommit> doCommit(String message, Person author, boolean sign) {
Person authorToUse = determineAuthor(author);
try {
Status status = clone.status().call();
if (!status.isClean() || isInMerge()) {
return of(clone.commit()
.setAuthor(authorToUse.getName(), authorToUse.getMail())
.setCommitter(authorToUse.getName(), authorToUse.getMail())
.setMessage(message)
.setSign(sign)
.setSigningKey(sign ? "SCM-MANAGER-DEFAULT-KEY" : null)
.call());
} else {
return empty();
}
} catch (GitAPIException | IOException e) {
throw new InternalRepositoryException(repository, "could not commit changes", e);
}
}
private boolean isInMerge() throws IOException {
return clone.getRepository().readMergeHeads() != null && !clone.getRepository().readMergeHeads().isEmpty();
}
void push(String... refSpecs) {
push(false, refSpecs);
}
@@ -269,22 +197,5 @@ class AbstractGitCommand {
}
logger.debug("pushed changes");
}
ObjectId getCurrentObjectId() throws IOException {
return getClone().getRepository().getRefDatabase().findRef("HEAD").getObjectId();
}
private Person determineAuthor(Person author) {
if (author == null) {
Subject subject = SecurityUtils.getSubject();
User user = subject.getPrincipals().oneByType(User.class);
String name = user.getDisplayName();
String email = user.getMail();
logger.debug("no author set; using logged in user: {} <{}>", name, email);
return new Person(name, email);
} else {
return author;
}
}
}
}

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@@ -16,9 +16,13 @@
package sonia.scm.repository.spi;
import org.apache.shiro.SecurityUtils;
import org.apache.shiro.subject.Subject;
import org.eclipse.jgit.lib.ObjectId;
import sonia.scm.repository.Person;
import sonia.scm.repository.RepositoryManager;
import sonia.scm.repository.api.MergeCommandResult;
import sonia.scm.user.User;
class GitMergeWithSquash {
@@ -31,6 +35,14 @@ class GitMergeWithSquash {
}
MergeCommandResult run() {
return mergeHelper.doRecursiveMerge(request, (sourceRevision, targetRevision) -> new ObjectId[]{targetRevision});
return mergeHelper.doRecursiveMerge(request, determineCommitter(), (sourceRevision, targetRevision) -> new ObjectId[]{targetRevision});
}
private Person determineCommitter() {
Subject subject = SecurityUtils.getSubject();
User user = subject.getPrincipals().oneByType(User.class);
String name = user.getDisplayName();
String email = user.getMail();
return new Person(name, email);
}
}

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@@ -27,6 +27,7 @@ import org.eclipse.jgit.revwalk.RevCommit;
import org.eclipse.jgit.revwalk.RevWalk;
import sonia.scm.NoChangesMadeException;
import sonia.scm.repository.InternalRepositoryException;
import sonia.scm.repository.Person;
import sonia.scm.repository.RepositoryManager;
import sonia.scm.repository.api.MergeCommandResult;
@@ -127,6 +128,10 @@ class MergeHelper {
}
MergeCommandResult doRecursiveMerge(MergeCommandRequest request, BiFunction<ObjectId, ObjectId, ObjectId[]> parents) {
return doRecursiveMerge(request, request.getAuthor(), parents);
}
MergeCommandResult doRecursiveMerge(MergeCommandRequest request, Person committer, BiFunction<ObjectId, ObjectId, ObjectId[]> parents) {
log.trace("merge branch {} into {}", branchToMerge, targetBranch);
try {
org.eclipse.jgit.lib.Repository repository = context.open();
@@ -148,7 +153,7 @@ class MergeHelper {
ObjectId commitId = commitHelper.createCommit(
newTreeId,
request.getAuthor(),
request.getAuthor(),
committer,
determineMessage(),
request.isSign(),
parents.apply(sourceRevision, targetRevision)

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@@ -71,8 +71,8 @@ import static org.mockito.Mockito.when;
@SubjectAware(configuration = "classpath:sonia/scm/configuration/shiro.ini", username = "admin", password = "secret")
public class GitMergeCommandTest extends AbstractGitCommandTestBase {
static final User COMMITTER_PRINCIPAL = new User("committer", "Comrade Mitter", "ilike@mittens.net");
private static final String REALM = "AdminRealm";
@Rule
public ShiroRule shiro = new ShiroRule();
@Mock
@@ -167,18 +167,22 @@ public class GitMergeCommandTest extends AbstractGitCommandTestBase {
assertThat(mergeCommandResult.getRevisionToMerge()).isEqualTo("91b99de908fcd04772798a31c308a64aea1a5523");
assertThat(mergeCommandResult.getTargetRevision()).isEqualTo("fcd0ef1831e4002ac43ea539f4094334c79ea9ec");
Repository repository = createContext().open();
Iterable<RevCommit> commits = new Git(repository).log().add(repository.resolve("master")).setMaxCount(1).call();
RevCommit mergeCommit = commits.iterator().next();
PersonIdent mergeAuthor = mergeCommit.getAuthorIdent();
String message = mergeCommit.getFullMessage();
assertThat(mergeAuthor.getName()).isEqualTo("Dirk Gently");
assertThat(mergeAuthor.getEmailAddress()).isEqualTo("dirk@holistic.det");
assertThat(message).contains("master", "mergeable");
// We expect the merge result of file b.txt here by looking up the sha hash of its content.
// If the file is missing (aka not merged correctly) this will throw a MissingObjectException:
byte[] contentOfFileB = repository.open(repository.resolve("9513e9c76e73f3e562fd8e4c909d0607113c77c6")).getBytes();
assertThat(new String(contentOfFileB)).isEqualTo("b\ncontent from branch\n");
try (GitContext context = createContext(); Repository repository = context.open()) {
Iterable<RevCommit> commits = new Git(repository).log().add(repository.resolve("master")).setMaxCount(1).call();
RevCommit mergeCommit = commits.iterator().next();
PersonIdent mergeAuthor = mergeCommit.getAuthorIdent();
PersonIdent mergeCommitter = mergeCommit.getCommitterIdent();
String message = mergeCommit.getFullMessage();
assertThat(mergeAuthor.getName()).isEqualTo("Dirk Gently");
assertThat(mergeAuthor.getEmailAddress()).isEqualTo("dirk@holistic.det");
assertThat(mergeCommitter.getName()).isEqualTo("Dirk Gently");
assertThat(mergeCommitter.getEmailAddress()).isEqualTo("dirk@holistic.det");
assertThat(message).contains("master", "mergeable");
// We expect the merge result of file b.txt here by looking up the sha hash of its content.
// If the file is missing (aka not merged correctly) this will throw a MissingObjectException:
byte[] contentOfFileB = repository.open(repository.resolve("9513e9c76e73f3e562fd8e4c909d0607113c77c6")).getBytes();
assertThat(new String(contentOfFileB)).isEqualTo("b\ncontent from branch\n");
}
}
@Test
@@ -194,12 +198,13 @@ public class GitMergeCommandTest extends AbstractGitCommandTestBase {
assertThat(mergeCommandResult.isSuccess()).isTrue();
Repository repository = createContext().open();
Iterable<RevCommit> commits = new Git(repository).log().add(repository.resolve("master")).setMaxCount(1).call();
RevCommit mergeCommit = commits.iterator().next();
assertThat(mergeCommit.getParentCount()).isEqualTo(2);
assertThat(mergeCommit.getParent(0).name()).isEqualTo("fcd0ef1831e4002ac43ea539f4094334c79ea9ec");
assertThat(mergeCommit.getParent(1).name()).isEqualTo("d81ad6c63d7e2162308d69637b339dedd1d9201c");
try (GitContext context = createContext(); Repository repository = context.open()) {
Iterable<RevCommit> commits = new Git(repository).log().add(repository.resolve("master")).setMaxCount(1).call();
RevCommit mergeCommit = commits.iterator().next();
assertThat(mergeCommit.getParentCount()).isEqualTo(2);
assertThat(mergeCommit.getParent(0).name()).isEqualTo("fcd0ef1831e4002ac43ea539f4094334c79ea9ec");
assertThat(mergeCommit.getParent(1).name()).isEqualTo("d81ad6c63d7e2162308d69637b339dedd1d9201c");
}
}
@Test(expected = NoChangesMadeException.class)
@@ -215,8 +220,9 @@ public class GitMergeCommandTest extends AbstractGitCommandTestBase {
assertThat(mergeCommandResult.isSuccess()).isTrue();
Repository repository = createContext().open();
new Git(repository).log().add(repository.resolve("master")).setMaxCount(1).call().iterator().next().getId();
try (GitContext context = createContext(); Repository repository = context.open()) {
new Git(repository).log().add(repository.resolve("master")).setMaxCount(1).call().iterator().next().getId();
}
command.merge(request);
}
@@ -235,11 +241,12 @@ public class GitMergeCommandTest extends AbstractGitCommandTestBase {
assertThat(mergeCommandResult.isSuccess()).isTrue();
Repository repository = createContext().open();
Iterable<RevCommit> commits = new Git(repository).log().add(repository.resolve("master")).setMaxCount(1).call();
RevCommit mergeCommit = commits.iterator().next();
String message = mergeCommit.getFullMessage();
assertThat(message).isEqualTo("simple");
try (GitContext context = createContext(); Repository repository = context.open()) {
Iterable<RevCommit> commits = new Git(repository).log().add(repository.resolve("master")).setMaxCount(1).call();
RevCommit mergeCommit = commits.iterator().next();
String message = mergeCommit.getFullMessage();
assertThat(message).isEqualTo("simple");
}
}
@Test
@@ -267,12 +274,12 @@ public class GitMergeCommandTest extends AbstractGitCommandTestBase {
// create concurrent modification after the pre commit hook was fired
doAnswer(invocation -> {
RefUpdate refUpdate = createCommand()
.open()
.updateRef("refs/heads/master");
refUpdate.setNewObjectId(ObjectId.fromString("2f95f02d9c568594d31e78464bd11a96c62e3f91"));
refUpdate.update();
return null;
try (Repository repository = createCommand().open()) {
RefUpdate refUpdate = repository.updateRef("refs/heads/master");
refUpdate.setNewObjectId(ObjectId.fromString("2f95f02d9c568594d31e78464bd11a96c62e3f91"));
refUpdate.update();
return null;
}
}).when(repositoryManager).fireHookEvent(any());
command.merge(request);
@@ -280,14 +287,8 @@ public class GitMergeCommandTest extends AbstractGitCommandTestBase {
@Test
public void shouldTakeAuthorFromSubjectIfNotSet() throws IOException, GitAPIException {
SimplePrincipalCollection principals = new SimplePrincipalCollection();
principals.add("admin", REALM);
principals.add(new User("dirk", "Dirk Gently", "dirk@holistic.det"), REALM);
shiro.setSubject(
new Subject.Builder()
.principals(principals)
.authenticated(true)
.buildSubject());
prepareCommitterSubject();
GitMergeCommand command = createCommand();
MergeCommandRequest request = new MergeCommandRequest();
request.setTargetBranch("master");
@@ -298,11 +299,16 @@ public class GitMergeCommandTest extends AbstractGitCommandTestBase {
assertThat(mergeCommandResult.isSuccess()).isTrue();
Repository repository = createContext().open();
Iterable<RevCommit> mergeCommit = new Git(repository).log().add(repository.resolve("master")).setMaxCount(1).call();
PersonIdent mergeAuthor = mergeCommit.iterator().next().getAuthorIdent();
assertThat(mergeAuthor.getName()).isEqualTo("Dirk Gently");
assertThat(mergeAuthor.getEmailAddress()).isEqualTo("dirk@holistic.det");
try (GitContext context = createContext(); Repository repository = context.open()) {
Iterable<RevCommit> mergeCommitIterator = new Git(repository).log().add(repository.resolve("master")).setMaxCount(1).call();
RevCommit mergeCommit = mergeCommitIterator.iterator().next();
PersonIdent mergeAuthor = mergeCommit.getAuthorIdent();
PersonIdent mergeCommitter = mergeCommit.getCommitterIdent();
assertThat(mergeAuthor.getName()).isEqualTo(COMMITTER_PRINCIPAL.getDisplayName());
assertThat(mergeAuthor.getEmailAddress()).isEqualTo(COMMITTER_PRINCIPAL.getMail());
assertCommitter(mergeCommitter);
}
}
@Test
@@ -316,26 +322,34 @@ public class GitMergeCommandTest extends AbstractGitCommandTestBase {
MergeCommandResult mergeCommandResult = command.merge(request);
Repository repository = createContext().open();
assertThat(mergeCommandResult.isSuccess()).isTrue();
try (GitContext context = createContext(); Repository repository = context.open()) {
assertThat(mergeCommandResult.isSuccess()).isTrue();
Iterable<RevCommit> commits = new Git(repository).log().add(repository.resolve("mergeable")).setMaxCount(1).call();
RevCommit mergeCommit = commits.iterator().next();
PersonIdent mergeAuthor = mergeCommit.getAuthorIdent();
String message = mergeCommit.getFullMessage();
assertThat(mergeAuthor.getName()).isEqualTo("Dirk Gently");
assertThat(mergeAuthor.getEmailAddress()).isEqualTo("dirk@holistic.det");
assertThat(message).contains("master", "mergeable");
// We expect the merge result of file b.txt here by looking up the sha hash of its content.
// If the file is missing (aka not merged correctly) this will throw a MissingObjectException:
byte[] contentOfFileB = repository.open(repository.resolve("9513e9c76e73f3e562fd8e4c909d0607113c77c6")).getBytes();
assertThat(new String(contentOfFileB)).isEqualTo("b\ncontent from branch\n");
Iterable<RevCommit> commits = new Git(repository).log().add(repository.resolve("mergeable")).setMaxCount(1).call();
RevCommit mergeCommit = commits.iterator().next();
PersonIdent mergeAuthor = mergeCommit.getAuthorIdent();
PersonIdent mergeCommitter = mergeCommit.getCommitterIdent();
String message = mergeCommit.getFullMessage();
assertThat(mergeAuthor.getName()).isEqualTo("Dirk Gently");
assertThat(mergeAuthor.getEmailAddress()).isEqualTo("dirk@holistic.det");
assertThat(mergeCommitter.getName()).isEqualTo("Dirk Gently");
assertThat(mergeCommitter.getEmailAddress()).isEqualTo("dirk@holistic.det");
assertThat(message).contains("master", "mergeable");
// We expect the merge result of file b.txt here by looking up the sha hash of its content.
// If the file is missing (aka not merged correctly) this will throw a MissingObjectException:
byte[] contentOfFileB = repository.open(repository.resolve("9513e9c76e73f3e562fd8e4c909d0607113c77c6")).getBytes();
assertThat(new String(contentOfFileB)).isEqualTo("b\ncontent from branch\n");
}
}
@Test
public void shouldSquashCommitsIfSquashIsEnabled() throws IOException, GitAPIException {
GitMergeCommand command = createCommand();
MergeCommandRequest request = new MergeCommandRequest();
prepareCommitterSubject();
request.setAuthor(new Person("Dirk Gently", "dirk@holistic.det"));
request.setBranchToMerge("squash");
request.setTargetBranch("master");
@@ -344,75 +358,91 @@ public class GitMergeCommandTest extends AbstractGitCommandTestBase {
MergeCommandResult mergeCommandResult = command.merge(request);
Repository repository = createContext().open();
assertThat(mergeCommandResult.isSuccess()).isTrue();
assertThat(mergeCommandResult.getRevisionToMerge()).isEqualTo("35597e9e98fe53167266583848bfef985c2adb27");
assertThat(mergeCommandResult.getTargetRevision()).isEqualTo("fcd0ef1831e4002ac43ea539f4094334c79ea9ec");
try (GitContext context = createContext(); Repository repository = context.open()) {
assertThat(mergeCommandResult.isSuccess()).isTrue();
assertThat(mergeCommandResult.getRevisionToMerge()).isEqualTo("35597e9e98fe53167266583848bfef985c2adb27");
assertThat(mergeCommandResult.getTargetRevision()).isEqualTo("fcd0ef1831e4002ac43ea539f4094334c79ea9ec");
Iterable<RevCommit> commits = new Git(repository).log().add(repository.resolve("master")).setMaxCount(1).call();
RevCommit mergeCommit = commits.iterator().next();
assertThat(mergeCommit.getParentCount()).isEqualTo(1);
PersonIdent mergeAuthor = mergeCommit.getAuthorIdent();
String message = mergeCommit.getFullMessage();
assertThat(mergeAuthor.getName()).isEqualTo("Dirk Gently");
assertThat(message).isEqualTo("this is a squash");
Iterable<RevCommit> commits = new Git(repository).log().add(repository.resolve("master")).setMaxCount(1).call();
RevCommit mergeCommit = commits.iterator().next();
assertThat(mergeCommit.getParentCount()).isEqualTo(1);
PersonIdent mergeAuthor = mergeCommit.getAuthorIdent();
PersonIdent mergeCommitter = mergeCommit.getCommitterIdent();
String message = mergeCommit.getFullMessage();
assertThat(mergeAuthor.getName()).isEqualTo("Dirk Gently");
assertThat(mergeAuthor.getEmailAddress()).isEqualTo("dirk@holistic.det");
assertCommitter(mergeCommitter);
assertThat(message).isEqualTo("this is a squash");
}
}
@Test
public void shouldSquashThreeCommitsIntoOne() throws IOException, GitAPIException {
GitMergeCommand command = createCommand();
MergeCommandRequest request = new MergeCommandRequest();
prepareCommitterSubject();
request.setAuthor(new Person("Dirk Gently", "dirk@holistic.det"));
request.setBranchToMerge("squash");
request.setTargetBranch("master");
request.setMessageTemplate("squash three commits");
request.setMergeStrategy(MergeStrategy.SQUASH);
Repository gitRepository = createContext().open();
MergeCommandResult mergeCommandResult = command.merge(request);
assertThat(mergeCommandResult.isSuccess()).isTrue();
try (GitContext context = createContext(); Repository gitRepository = context.open()) {
MergeCommandResult mergeCommandResult = command.merge(request);
Iterable<RevCommit> commits = new Git(gitRepository).log().add(gitRepository.resolve("master")).setMaxCount(1).call();
RevCommit mergeCommit = commits.iterator().next();
PersonIdent mergeAuthor = mergeCommit.getAuthorIdent();
String message = mergeCommit.getFullMessage();
assertThat(mergeAuthor.getName()).isEqualTo("Dirk Gently");
assertThat(message).isEqualTo("squash three commits");
assertThat(mergeCommit.getParentCount()).isEqualTo(1);
assertThat(mergeCommit.getParent(0).name()).isEqualTo("fcd0ef1831e4002ac43ea539f4094334c79ea9ec");
assertThat(mergeCommandResult.isSuccess()).isTrue();
GitModificationsCommand modificationsCommand = new GitModificationsCommand(createContext());
List<Added> changes = modificationsCommand.getModifications("master").getAdded();
assertThat(changes).hasSize(3);
Iterable<RevCommit> commits = new Git(gitRepository).log().add(gitRepository.resolve("master")).setMaxCount(1).call();
RevCommit mergeCommit = commits.iterator().next();
PersonIdent mergeAuthor = mergeCommit.getAuthorIdent();
PersonIdent mergeCommitter = mergeCommit.getCommitterIdent();
String message = mergeCommit.getFullMessage();
assertThat(mergeAuthor.getName()).isEqualTo("Dirk Gently");
assertCommitter(mergeCommitter);
assertThat(message).isEqualTo("squash three commits");
assertThat(mergeCommit.getParentCount()).isEqualTo(1);
assertThat(mergeCommit.getParent(0).name()).isEqualTo("fcd0ef1831e4002ac43ea539f4094334c79ea9ec");
GitModificationsCommand modificationsCommand = new GitModificationsCommand(createContext());
List<Added> changes = modificationsCommand.getModifications("master").getAdded();
assertThat(changes).hasSize(3);
}
}
@Test
public void shouldMergeWithFastForward() throws IOException, GitAPIException {
Repository repository = createContext().open();
try (GitContext context = createContext(); Repository repository = context.open()) {
ObjectId featureBranchHead = new Git(repository).log().add(repository.resolve("squash")).setMaxCount(1).call().iterator().next().getId();
ObjectId featureBranchHead = new Git(repository).log().add(repository.resolve("squash")).setMaxCount(1).call().iterator().next().getId();
GitMergeCommand command = createCommand();
MergeCommandRequest request = new MergeCommandRequest();
request.setBranchToMerge("squash");
request.setTargetBranch("master");
request.setMergeStrategy(MergeStrategy.FAST_FORWARD_IF_POSSIBLE);
request.setAuthor(new Person("Dirk Gently", "dirk@holistic.det"));
GitMergeCommand command = createCommand();
MergeCommandRequest request = new MergeCommandRequest();
request.setBranchToMerge("squash");
request.setTargetBranch("master");
request.setMergeStrategy(MergeStrategy.FAST_FORWARD_IF_POSSIBLE);
request.setAuthor(new Person("Dirk Gently", "dirk@holistic.det"));
MergeCommandResult mergeCommandResult = command.merge(request);
assertThat(mergeCommandResult.getNewHeadRevision()).isEqualTo("35597e9e98fe53167266583848bfef985c2adb27");
assertThat(mergeCommandResult.getRevisionToMerge()).isEqualTo("35597e9e98fe53167266583848bfef985c2adb27");
assertThat(mergeCommandResult.getTargetRevision()).isEqualTo("fcd0ef1831e4002ac43ea539f4094334c79ea9ec");
MergeCommandResult mergeCommandResult = command.merge(request);
assertThat(mergeCommandResult.getNewHeadRevision()).isEqualTo("35597e9e98fe53167266583848bfef985c2adb27");
assertThat(mergeCommandResult.getRevisionToMerge()).isEqualTo("35597e9e98fe53167266583848bfef985c2adb27");
assertThat(mergeCommandResult.getTargetRevision()).isEqualTo("fcd0ef1831e4002ac43ea539f4094334c79ea9ec");
assertThat(mergeCommandResult.isSuccess()).isTrue();
assertThat(mergeCommandResult.isSuccess()).isTrue();
Iterable<RevCommit> commits = new Git(repository).log().add(repository.resolve("master")).setMaxCount(1).call();
RevCommit mergeCommit = commits.iterator().next();
assertThat(mergeCommit.getParentCount()).isEqualTo(1);
PersonIdent mergeAuthor = mergeCommit.getAuthorIdent();
assertThat(mergeAuthor.getName()).isEqualTo("Philip J Fry");
assertThat(mergeCommit.getId()).isEqualTo(featureBranchHead);
Iterable<RevCommit> commits = new Git(repository).log().add(repository.resolve("master")).setMaxCount(1).call();
RevCommit mergeCommit = commits.iterator().next();
assertThat(mergeCommit.getParentCount()).isEqualTo(1);
PersonIdent mergeAuthor = mergeCommit.getAuthorIdent();
PersonIdent mergeCommitter = mergeCommit.getCommitterIdent();
assertThat(mergeAuthor.getName()).isEqualTo("Philip J Fry");
assertThat(mergeCommitter.getName()).isEqualTo("Eduard Heimbuch");
assertThat(mergeCommit.getId()).isEqualTo(featureBranchHead);
}
}
@Test
@@ -428,15 +458,16 @@ public class GitMergeCommandTest extends AbstractGitCommandTestBase {
assertThat(mergeCommandResult.isSuccess()).isTrue();
Repository repository = createContext().open();
Iterable<RevCommit> commits = new Git(repository).log().add(repository.resolve("master")).setMaxCount(1).call();
RevCommit mergeCommit = commits.iterator().next();
PersonIdent mergeAuthor = mergeCommit.getAuthorIdent();
assertThat(mergeCommit.getParentCount()).isEqualTo(2);
String message = mergeCommit.getFullMessage();
assertThat(mergeAuthor.getName()).isEqualTo("Dirk Gently");
assertThat(mergeAuthor.getEmailAddress()).isEqualTo("dirk@holistic.det");
assertThat(message).contains("master", "mergeable");
try (GitContext context = createContext(); Repository repository = context.open()) {
Iterable<RevCommit> commits = new Git(repository).log().add(repository.resolve("master")).setMaxCount(1).call();
RevCommit mergeCommit = commits.iterator().next();
PersonIdent mergeAuthor = mergeCommit.getAuthorIdent();
assertThat(mergeCommit.getParentCount()).isEqualTo(2);
String message = mergeCommit.getFullMessage();
assertThat(mergeAuthor.getName()).isEqualTo("Dirk Gently");
assertThat(mergeAuthor.getEmailAddress()).isEqualTo("dirk@holistic.det");
assertThat(message).contains("master", "mergeable");
}
}
@Test(expected = NotFoundException.class)
@@ -494,12 +525,12 @@ public class GitMergeCommandTest extends AbstractGitCommandTestBase {
assertThat(mergeCommandResult.isSuccess()).isTrue();
Repository repository = createContext().open();
Iterable<RevCommit> commits = new Git(repository).log().add(repository.resolve("master")).setMaxCount(1).call();
RevCommit mergeCommit = commits.iterator().next();
assertThat(mergeCommit.getRawGpgSignature()).isNotEmpty();
assertThat(mergeCommit.getRawGpgSignature()).isEqualTo(GitTestHelper.SimpleGpgSigner.getSignature());
try (GitContext context = createContext(); Repository repository = context.open()) {
Iterable<RevCommit> commits = new Git(repository).log().add(repository.resolve("master")).setMaxCount(1).call();
RevCommit mergeCommit = commits.iterator().next();
assertThat(mergeCommit.getRawGpgSignature()).isNotEmpty();
assertThat(mergeCommit.getRawGpgSignature()).isEqualTo(GitTestHelper.SimpleGpgSigner.getSignature());
}
}
@Test
@@ -516,40 +547,53 @@ public class GitMergeCommandTest extends AbstractGitCommandTestBase {
assertThat(mergeCommandResult.isSuccess()).isTrue();
Repository repository = createContext().open();
Iterable<RevCommit> commits = new Git(repository).log().add(repository.resolve("master")).setMaxCount(1).call();
RevCommit mergeCommit = commits.iterator().next();
assertThat(mergeCommit.getRawGpgSignature()).isNullOrEmpty();
try (GitContext context = createContext(); Repository repository = context.open()) {
Iterable<RevCommit> commits = new Git(repository).log().add(repository.resolve("master")).setMaxCount(1).call();
RevCommit mergeCommit = commits.iterator().next();
assertThat(mergeCommit.getRawGpgSignature()).isNullOrEmpty();
}
}
@Test
public void shouldAllowMergeWithRebase() throws IOException, GitAPIException {
GitMergeCommand command = createCommand();
MergeCommandRequest request = new MergeCommandRequest();
prepareCommitterSubject();
request.setTargetBranch("master");
request.setBranchToMerge("mergeable");
request.setMergeStrategy(MergeStrategy.REBASE);
request.setAuthor(new Person("Dirk Gently", "dirk@holistic.det"));
MergeCommandResult mergeCommandResult = command.merge(request);
assertThat(mergeCommandResult.isSuccess()).isTrue();
Repository repository = createContext().open();
Iterable<RevCommit> commits = new Git(repository).log().add(repository.resolve("master")).setMaxCount(1).call();
RevCommit mergeCommit = commits.iterator().next();
assertThat(mergeCommit.getParentCount()).isEqualTo(1);
assertThat(mergeCommit.getParent(0).name()).isEqualTo("fcd0ef1831e4002ac43ea539f4094334c79ea9ec");
assertThat(mergeCommit.getName()).isEqualTo(mergeCommandResult.getNewHeadRevision());
assertThat(mergeCommit.getName()).doesNotStartWith("91b99de908fcd04772798a31c308a64aea1a5523");
assertThat(mergeCommit.getAuthorIdent().getWhenAsInstant()).isEqualTo("2018-11-07T10:20:52Z"); // the timestamp of the original commit
try (GitContext context = createContext(); Repository repository = context.open()) {
Iterable<RevCommit> commits = new Git(repository).log().add(repository.resolve("master")).setMaxCount(1).call();
RevCommit mergeCommit = commits.iterator().next();
assertThat(mergeCommit.getParentCount()).isEqualTo(1);
assertThat(mergeCommit.getParent(0).name()).isEqualTo("fcd0ef1831e4002ac43ea539f4094334c79ea9ec");
assertThat(mergeCommit.getName()).isEqualTo(mergeCommandResult.getNewHeadRevision());
assertThat(mergeCommit.getName()).doesNotStartWith("91b99de908fcd04772798a31c308a64aea1a5523");
assertThat(mergeCommit.getAuthorIdent().getWhenAsInstant()).isEqualTo("2018-11-07T10:20:52Z"); // the timestamp of the original commit
PersonIdent mergeAuthor = mergeCommit.getAuthorIdent();
PersonIdent mergeCommitter = mergeCommit.getCommitterIdent();
assertThat(mergeAuthor.getName()).isEqualTo("Douglas Adams");
assertThat(mergeAuthor.getEmailAddress()).isEqualTo("douglas.adams@hitchhiker.com");
assertCommitter(mergeCommitter);
}
}
@Test
public void shouldRebaseMultipleCommits() throws IOException, GitAPIException {
GitMergeCommand command = createCommand();
MergeCommandRequest request = new MergeCommandRequest();
prepareCommitterSubject();
request.setTargetBranch("master");
request.setBranchToMerge("squash");
request.setMergeStrategy(MergeStrategy.REBASE);
@@ -557,19 +601,19 @@ public class GitMergeCommandTest extends AbstractGitCommandTestBase {
command.merge(request);
Repository repository = createContext().open();
Iterable<RevCommit> commits = new Git(repository).log().add(repository.resolve("master")).setMaxCount(6).call();
assertThat(commits)
.extracting("shortMessage")
.containsExactly(
"third",
"second commit",
"first commit",
"added new line for blame",
"added file f",
"added file d and e in folder c"
);
try (GitContext context = createContext(); Repository repository = context.open()) {
Iterable<RevCommit> commits = new Git(repository).log().add(repository.resolve("master")).setMaxCount(6).call();
assertThat(commits)
.extracting("shortMessage")
.containsExactly(
"third",
"second commit",
"first commit",
"added new line for blame",
"added file f",
"added file d and e in folder c"
);
}
}
@Test
@@ -581,12 +625,16 @@ public class GitMergeCommandTest extends AbstractGitCommandTestBase {
request.setMergeStrategy(MergeStrategy.REBASE);
request.setAuthor(new Person("Dirk Gently", "dirk@holistic.det"));
prepareCommitterSubject();
MergeCommandResult mergeCommandResult = command.merge(request);
assertThat(mergeCommandResult.isSuccess()).isFalse();
assertThat(mergeCommandResult.getFilesWithConflict()).containsExactly("a.txt");
Repository repository = createContext().open();
Iterable<RevCommit> commits = new Git(repository).log().add(repository.resolve("master")).setMaxCount(1).call();
Iterable<RevCommit> commits;
try (GitContext context = createContext(); Repository repository = context.open()) {
commits = new Git(repository).log().add(repository.resolve("master")).setMaxCount(1).call();
}
RevCommit headCommit = commits.iterator().next();
assertThat(headCommit.getName()).isEqualTo("fcd0ef1831e4002ac43ea539f4094334c79ea9ec");
}
@@ -628,4 +676,20 @@ public class GitMergeCommandTest extends AbstractGitCommandTestBase {
}
};
}
private void prepareCommitterSubject() {
SimplePrincipalCollection principals = new SimplePrincipalCollection();
principals.add("admin", REALM);
principals.add(COMMITTER_PRINCIPAL, REALM);
shiro.setSubject(
new Subject.Builder()
.principals(principals)
.authenticated(true)
.buildSubject());
}
private void assertCommitter(PersonIdent mergeCommitter) {
assertThat(mergeCommitter.getName()).isEqualTo(COMMITTER_PRINCIPAL.getDisplayName());
assertThat(mergeCommitter.getEmailAddress()).isEqualTo(COMMITTER_PRINCIPAL.getMail());
}
}