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- /*
- * Copyright (C) 2010, Christian Halstrick <christian.halstrick@sap.com>
- * and other copyright owners as documented in the project's IP log.
- *
- * This program and the accompanying materials are made available
- * under the terms of the Eclipse Distribution License v1.0 which
- * accompanies this distribution, is reproduced below, and is
- * available at http://www.eclipse.org/org/documents/edl-v10.php
- *
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or
- * without modification, are permitted provided that the following
- * conditions are met:
- *
- * - Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * - Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following
- * disclaimer in the documentation and/or other materials provided
- * with the distribution.
- *
- * - Neither the name of the Eclipse Foundation, Inc. nor the
- * names of its contributors may be used to endorse or promote
- * products derived from this software without specific prior
- * written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
- * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
- * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
- * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
- * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
- * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
- package org.eclipse.jgit.api;
-
- import static org.junit.Assert.assertEquals;
- import static org.junit.Assert.assertFalse;
- import static org.junit.Assert.assertNotNull;
- import static org.junit.Assert.assertTrue;
-
- import java.io.File;
- import java.io.IOException;
- import java.util.Iterator;
-
- import org.eclipse.jgit.api.CherryPickResult.CherryPickStatus;
- import org.eclipse.jgit.api.ResetCommand.ResetType;
- import org.eclipse.jgit.api.errors.GitAPIException;
- import org.eclipse.jgit.api.errors.JGitInternalException;
- import org.eclipse.jgit.dircache.DirCache;
- import org.eclipse.jgit.lib.ConfigConstants;
- import org.eclipse.jgit.lib.Constants;
- import org.eclipse.jgit.lib.FileMode;
- import org.eclipse.jgit.lib.RepositoryState;
- import org.eclipse.jgit.lib.RepositoryTestCase;
- import org.eclipse.jgit.merge.ResolveMerger.MergeFailureReason;
- import org.eclipse.jgit.revwalk.RevCommit;
- import org.eclipse.jgit.storage.file.ReflogReader;
- import org.junit.Test;
-
- /**
- * Test cherry-pick command
- */
- public class CherryPickCommandTest extends RepositoryTestCase {
- @Test
- public void testCherryPick() throws IOException, JGitInternalException,
- GitAPIException {
- Git git = new Git(db);
-
- writeTrashFile("a", "first line\nsec. line\nthird line\n");
- git.add().addFilepattern("a").call();
- RevCommit firstCommit = git.commit().setMessage("create a").call();
-
- writeTrashFile("b", "content\n");
- git.add().addFilepattern("b").call();
- git.commit().setMessage("create b").call();
-
- writeTrashFile("a", "first line\nsec. line\nthird line\nfourth line\n");
- git.add().addFilepattern("a").call();
- git.commit().setMessage("enlarged a").call();
-
- writeTrashFile("a",
- "first line\nsecond line\nthird line\nfourth line\n");
- git.add().addFilepattern("a").call();
- RevCommit fixingA = git.commit().setMessage("fixed a").call();
-
- git.branchCreate().setName("side").setStartPoint(firstCommit).call();
- checkoutBranch("refs/heads/side");
-
- writeTrashFile("a", "first line\nsec. line\nthird line\nfeature++\n");
- git.add().addFilepattern("a").call();
- git.commit().setMessage("enhanced a").call();
-
- git.cherryPick().include(fixingA).call();
-
- assertFalse(new File(db.getWorkTree(), "b").exists());
- checkFile(new File(db.getWorkTree(), "a"),
- "first line\nsecond line\nthird line\nfeature++\n");
- Iterator<RevCommit> history = git.log().call().iterator();
- assertEquals("fixed a", history.next().getFullMessage());
- assertEquals("enhanced a", history.next().getFullMessage());
- assertEquals("create a", history.next().getFullMessage());
- assertFalse(history.hasNext());
- }
-
- @Test
- public void testCherryPickDirtyIndex() throws Exception {
- Git git = new Git(db);
- RevCommit sideCommit = prepareCherryPick(git);
-
- // modify and add file a
- writeTrashFile("a", "a(modified)");
- git.add().addFilepattern("a").call();
- // do not commit
-
- doCherryPickAndCheckResult(git, sideCommit,
- MergeFailureReason.DIRTY_INDEX);
- }
-
- @Test
- public void testCherryPickDirtyWorktree() throws Exception {
- Git git = new Git(db);
- RevCommit sideCommit = prepareCherryPick(git);
-
- // modify file a
- writeTrashFile("a", "a(modified)");
- // do not add and commit
-
- doCherryPickAndCheckResult(git, sideCommit,
- MergeFailureReason.DIRTY_WORKTREE);
- }
-
- @Test
- public void testCherryPickConflictResolution() throws Exception {
- Git git = new Git(db);
- RevCommit sideCommit = prepareCherryPick(git);
-
- CherryPickResult result = git.cherryPick().include(sideCommit.getId())
- .call();
-
- assertEquals(CherryPickStatus.CONFLICTING, result.getStatus());
- assertTrue(new File(db.getDirectory(), Constants.MERGE_MSG).exists());
- assertEquals("side\n\nConflicts:\n\ta\n", db.readMergeCommitMsg());
- assertTrue(new File(db.getDirectory(), Constants.CHERRY_PICK_HEAD)
- .exists());
- assertEquals(sideCommit.getId(), db.readCherryPickHead());
- assertEquals(RepositoryState.CHERRY_PICKING, db.getRepositoryState());
-
- // Resolve
- writeTrashFile("a", "a");
- git.add().addFilepattern("a").call();
-
- assertEquals(RepositoryState.CHERRY_PICKING_RESOLVED,
- db.getRepositoryState());
-
- git.commit().setOnly("a").setMessage("resolve").call();
-
- assertEquals(RepositoryState.SAFE, db.getRepositoryState());
- }
-
- @Test
- public void testCherryPickConflictReset() throws Exception {
- Git git = new Git(db);
-
- RevCommit sideCommit = prepareCherryPick(git);
-
- CherryPickResult result = git.cherryPick().include(sideCommit.getId())
- .call();
-
- assertEquals(CherryPickStatus.CONFLICTING, result.getStatus());
- assertEquals(RepositoryState.CHERRY_PICKING, db.getRepositoryState());
- assertTrue(new File(db.getDirectory(), Constants.CHERRY_PICK_HEAD)
- .exists());
-
- git.reset().setMode(ResetType.MIXED).setRef("HEAD").call();
-
- assertEquals(RepositoryState.SAFE, db.getRepositoryState());
- assertFalse(new File(db.getDirectory(), Constants.CHERRY_PICK_HEAD)
- .exists());
- }
-
- @Test
- public void testCherryPickOverExecutableChangeOnNonExectuableFileSystem()
- throws Exception {
- Git git = new Git(db);
- File file = writeTrashFile("test.txt", "a");
- assertNotNull(git.add().addFilepattern("test.txt").call());
- assertNotNull(git.commit().setMessage("commit1").call());
-
- assertNotNull(git.checkout().setCreateBranch(true).setName("a").call());
-
- writeTrashFile("test.txt", "b");
- assertNotNull(git.add().addFilepattern("test.txt").call());
- RevCommit commit2 = git.commit().setMessage("commit2").call();
- assertNotNull(commit2);
-
- assertNotNull(git.checkout().setName(Constants.MASTER).call());
-
- DirCache cache = db.lockDirCache();
- cache.getEntry("test.txt").setFileMode(FileMode.EXECUTABLE_FILE);
- cache.write();
- assertTrue(cache.commit());
- cache.unlock();
-
- assertNotNull(git.commit().setMessage("commit3").call());
-
- db.getFS().setExecute(file, false);
- git.getRepository()
- .getConfig()
- .setBoolean(ConfigConstants.CONFIG_CORE_SECTION, null,
- ConfigConstants.CONFIG_KEY_FILEMODE, false);
-
- CherryPickResult result = git.cherryPick().include(commit2).call();
- assertNotNull(result);
- assertEquals(CherryPickStatus.OK, result.getStatus());
- }
-
- private RevCommit prepareCherryPick(final Git git) throws Exception {
- // create, add and commit file a
- writeTrashFile("a", "a");
- git.add().addFilepattern("a").call();
- RevCommit firstMasterCommit = git.commit().setMessage("first master")
- .call();
-
- // create and checkout side branch
- createBranch(firstMasterCommit, "refs/heads/side");
- checkoutBranch("refs/heads/side");
- // modify, add and commit file a
- writeTrashFile("a", "a(side)");
- git.add().addFilepattern("a").call();
- RevCommit sideCommit = git.commit().setMessage("side").call();
-
- // checkout master branch
- checkoutBranch("refs/heads/master");
- // modify, add and commit file a
- writeTrashFile("a", "a(master)");
- git.add().addFilepattern("a").call();
- git.commit().setMessage("second master").call();
- return sideCommit;
- }
-
- private void doCherryPickAndCheckResult(final Git git,
- final RevCommit sideCommit, final MergeFailureReason reason)
- throws Exception {
- // get current index state
- String indexState = indexState(CONTENT);
-
- // cherry-pick
- CherryPickResult result = git.cherryPick().include(sideCommit.getId())
- .call();
- assertEquals(CherryPickStatus.FAILED, result.getStatus());
- // staged file a causes DIRTY_INDEX
- assertEquals(1, result.getFailingPaths().size());
- assertEquals(reason, result.getFailingPaths().get("a"));
- assertEquals("a(modified)", read(new File(db.getWorkTree(), "a")));
- // index shall be unchanged
- assertEquals(indexState, indexState(CONTENT));
- assertEquals(RepositoryState.SAFE, db.getRepositoryState());
-
- if (reason == null) {
- ReflogReader reader = db.getReflogReader(Constants.HEAD);
- assertTrue(reader.getLastEntry().getComment()
- .startsWith("cherry-pick: "));
- reader = db.getReflogReader(db.getBranch());
- assertTrue(reader.getLastEntry().getComment()
- .startsWith("cherry-pick: "));
- }
- }
- }
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