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package org.eclipse.jgit.submodule;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
import java.io.File;
import java.io.IOException;
import java.util.Collection;
import org.eclipse.jgit.api.Git;
import org.eclipse.jgit.api.SubmoduleUpdateCommand;
import org.eclipse.jgit.api.errors.GitAPIException;
import org.eclipse.jgit.dircache.DirCache;
import org.eclipse.jgit.dircache.DirCacheEditor;
import org.eclipse.jgit.dircache.DirCacheEditor.PathEdit;
import org.eclipse.jgit.dircache.DirCacheEntry;
import org.eclipse.jgit.junit.RepositoryTestCase;
import org.eclipse.jgit.lib.ConfigConstants;
import org.eclipse.jgit.lib.Constants;
import org.eclipse.jgit.lib.FileMode;
import org.eclipse.jgit.lib.ObjectId;
import org.eclipse.jgit.lib.Repository;
import org.eclipse.jgit.lib.StoredConfig;
import org.eclipse.jgit.revwalk.RevCommit;
import org.eclipse.jgit.storage.file.FileBasedConfig;
import org.junit.Test;
/**
* Unit tests of {@link SubmoduleUpdateCommand}
*/
public class SubmoduleUpdateTest extends RepositoryTestCase {
@Test
public void repositoryWithNoSubmodules() throws GitAPIException {
SubmoduleUpdateCommand command = new SubmoduleUpdateCommand(db);
Collection<String> modules = command.call();
assertNotNull(modules);
assertTrue(modules.isEmpty());
}
@Test
public void repositoryWithSubmodule() throws Exception {
writeTrashFile("file.txt", "content");
Git git = Git.wrap(db);
git.add().addFilepattern("file.txt").call();
final RevCommit commit = git.commit().setMessage("create file").call();
final String path = "sub";
DirCache cache = db.lockDirCache();
DirCacheEditor editor = cache.editor();
editor.add(new PathEdit(path) {
public void apply(DirCacheEntry ent) {
ent.setFileMode(FileMode.GITLINK);
ent.setObjectId(commit);
}
});
editor.commit();
StoredConfig config = db.getConfig();
config.setString(ConfigConstants.CONFIG_SUBMODULE_SECTION, path,
ConfigConstants.CONFIG_KEY_URL, db.getDirectory().toURI()
.toString());
config.save();
FileBasedConfig modulesConfig = new FileBasedConfig(new File(
db.getWorkTree(), Constants.DOT_GIT_MODULES), db.getFS());
modulesConfig.setString(ConfigConstants.CONFIG_SUBMODULE_SECTION, path,
ConfigConstants.CONFIG_KEY_PATH, path);
modulesConfig.save();
SubmoduleUpdateCommand command = new SubmoduleUpdateCommand(db);
Collection<String> updated = command.call();
assertNotNull(updated);
assertEquals(1, updated.size());
assertEquals(path, updated.iterator().next());
SubmoduleWalk generator = SubmoduleWalk.forIndex(db);
assertTrue(generator.next());
Repository subRepo = generator.getRepository();
assertNotNull(subRepo);
assertEquals(commit, subRepo.resolve(Constants.HEAD));
subRepo.close();
}
@Test
public void repositoryWithUnconfiguredSubmodule() throws IOException,
GitAPIException {
final ObjectId id = ObjectId
.fromString("abcd1234abcd1234abcd1234abcd1234abcd1234");
final String path = "sub";
DirCache cache = db.lockDirCache();
DirCacheEditor editor = cache.editor();
editor.add(new PathEdit(path) {
public void apply(DirCacheEntry ent) {
ent.setFileMode(FileMode.GITLINK);
ent.setObjectId(id);
}
});
editor.commit();
FileBasedConfig modulesConfig = new FileBasedConfig(new File(
db.getWorkTree(), Constants.DOT_GIT_MODULES), db.getFS());
modulesConfig.setString(ConfigConstants.CONFIG_SUBMODULE_SECTION, path,
ConfigConstants.CONFIG_KEY_PATH, path);
String url = "git://server/repo.git";
modulesConfig.setString(ConfigConstants.CONFIG_SUBMODULE_SECTION, path,
ConfigConstants.CONFIG_KEY_URL, url);
String update = "rebase";
modulesConfig.setString(ConfigConstants.CONFIG_SUBMODULE_SECTION, path,
ConfigConstants.CONFIG_KEY_UPDATE, update);
modulesConfig.save();
SubmoduleUpdateCommand command = new SubmoduleUpdateCommand(db);
Collection<String> updated = command.call();
assertNotNull(updated);
assertTrue(updated.isEmpty());
}
@Test
public void repositoryWithInitializedSubmodule() throws IOException,
GitAPIException {
final ObjectId id = ObjectId
.fromString("abcd1234abcd1234abcd1234abcd1234abcd1234");
final String path = "sub";
DirCache cache = db.lockDirCache();
DirCacheEditor editor = cache.editor();
editor.add(new PathEdit(path) {
public void apply(DirCacheEntry ent) {
ent.setFileMode(FileMode.GITLINK);
ent.setObjectId(id);
}
});
editor.commit();
Repository subRepo = Git.init().setBare(false)
.setDirectory(new File(db.getWorkTree(), path)).call()
.getRepository();
assertNotNull(subRepo);
SubmoduleUpdateCommand command = new SubmoduleUpdateCommand(db);
Collection<String> updated = command.call();
assertNotNull(updated);
assertTrue(updated.isEmpty());
}
}