/* * Copyright (C) 2012, GitHub Inc. * 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.assertNotNull; import static org.junit.Assert.assertNull; import static org.junit.Assert.assertTrue; import static org.junit.Assert.fail; import java.io.File; import java.util.List; import org.eclipse.jgit.api.errors.JGitInternalException; import org.eclipse.jgit.junit.RepositoryTestCase; import org.eclipse.jgit.lib.Constants; import org.eclipse.jgit.lib.ObjectId; import org.eclipse.jgit.lib.Ref; import org.eclipse.jgit.lib.ReflogEntry; import org.eclipse.jgit.lib.ReflogReader; import org.eclipse.jgit.revwalk.RevCommit; import org.junit.Before; import org.junit.Test; /** * Unit tests of {@link StashCreateCommand} */ public class StashDropCommandTest extends RepositoryTestCase { private RevCommit head; private Git git; private File committedFile; @Before public void setUp() throws Exception { super.setUp(); git = Git.wrap(db); committedFile = writeTrashFile("file.txt", "content"); git.add().addFilepattern("file.txt").call(); head = git.commit().setMessage("add file").call(); assertNotNull(head); } @Test(expected = IllegalArgumentException.class) public void dropNegativeRef() { git.stashDrop().setStashRef(-1); } @Test public void dropWithNoStashedCommits() throws Exception { assertNull(git.stashDrop().call()); } @Test public void dropWithInvalidLogIndex() throws Exception { write(committedFile, "content2"); Ref stashRef = git.getRepository().exactRef(Constants.R_STASH); assertNull(stashRef); RevCommit stashed = git.stashCreate().call(); assertNotNull(stashed); stashRef = git.getRepository().exactRef(Constants.R_STASH); assertEquals(stashed, git.getRepository().exactRef(Constants.R_STASH).getObjectId()); try { assertNull(git.stashDrop().setStashRef(100).call()); fail("Exception not thrown"); } catch (JGitInternalException e) { assertNotNull(e.getMessage()); assertTrue(e.getMessage().length() > 0); } } @Test public void dropSingleStashedCommit() throws Exception { write(committedFile, "content2"); Ref stashRef = git.getRepository().exactRef(Constants.R_STASH); assertNull(stashRef); RevCommit stashed = git.stashCreate().call(); assertNotNull(stashed); stashRef = git.getRepository().exactRef(Constants.R_STASH); assertEquals(stashed, git.getRepository().exactRef(Constants.R_STASH).getObjectId()); assertNull(git.stashDrop().call()); stashRef = git.getRepository().exactRef(Constants.R_STASH); assertNull(stashRef); ReflogReader reader = git.getRepository().getReflogReader( Constants.R_STASH); assertNull(reader); } @Test public void dropAll() throws Exception { write(committedFile, "content2"); Ref stashRef = git.getRepository().exactRef(Constants.R_STASH); assertNull(stashRef); RevCommit firstStash = git.stashCreate().call(); assertNotNull(firstStash); stashRef = git.getRepository().exactRef(Constants.R_STASH); assertNotNull(stashRef); assertEquals(firstStash, git.getRepository().exactRef(Constants.R_STASH).getObjectId()); write(committedFile, "content3"); RevCommit secondStash = git.stashCreate().call(); assertNotNull(secondStash); stashRef = git.getRepository().exactRef(Constants.R_STASH); assertNotNull(stashRef); assertEquals(secondStash, git.getRepository().exactRef(Constants.R_STASH).getObjectId()); assertNull(git.stashDrop().setAll(true).call()); assertNull(git.getRepository().exactRef(Constants.R_STASH)); ReflogReader reader = git.getRepository().getReflogReader( Constants.R_STASH); assertNull(reader); } @Test public void dropFirstStashedCommit() throws Exception { write(committedFile, "content2"); Ref stashRef = git.getRepository().exactRef(Constants.R_STASH); assertNull(stashRef); RevCommit firstStash = git.stashCreate().call(); assertNotNull(firstStash); stashRef = git.getRepository().exactRef(Constants.R_STASH); assertNotNull(stashRef); assertEquals(firstStash, git.getRepository().exactRef(Constants.R_STASH).getObjectId()); write(committedFile, "content3"); RevCommit secondStash = git.stashCreate().call(); assertNotNull(secondStash); stashRef = git.getRepository().exactRef(Constants.R_STASH); assertNotNull(stashRef); assertEquals(secondStash, git.getRepository().exactRef(Constants.R_STASH).getObjectId()); assertEquals(firstStash, git.stashDrop().call()); stashRef = git.getRepository().exactRef(Constants.R_STASH); assertNotNull(stashRef); assertEquals(firstStash, stashRef.getObjectId()); ReflogReader reader = git.getRepository().getReflogReader( Constants.R_STASH); List entries = reader.getReverseEntries(); assertEquals(1, entries.size()); assertEquals(ObjectId.zeroId(), entries.get(0).getOldId()); assertEquals(firstStash, entries.get(0).getNewId()); assertTrue(entries.get(0).getComment().length() > 0); } @Test public void dropMiddleStashCommit() throws Exception { write(committedFile, "content2"); Ref stashRef = git.getRepository().exactRef(Constants.R_STASH); assertNull(stashRef); RevCommit firstStash = git.stashCreate().call(); assertNotNull(firstStash); stashRef = git.getRepository().exactRef(Constants.R_STASH); assertNotNull(stashRef); assertEquals(firstStash, git.getRepository().exactRef(Constants.R_STASH).getObjectId()); write(committedFile, "content3"); RevCommit secondStash = git.stashCreate().call(); assertNotNull(secondStash); stashRef = git.getRepository().exactRef(Constants.R_STASH); assertNotNull(stashRef); assertEquals(secondStash, git.getRepository().exactRef(Constants.R_STASH).getObjectId()); write(committedFile, "content4"); RevCommit thirdStash = git.stashCreate().call(); assertNotNull(thirdStash); stashRef = git.getRepository().exactRef(Constants.R_STASH); assertNotNull(stashRef); assertEquals(thirdStash, git.getRepository().exactRef(Constants.R_STASH).getObjectId()); assertEquals(thirdStash, git.stashDrop().setStashRef(1).call()); stashRef = git.getRepository().exactRef(Constants.R_STASH); assertNotNull(stashRef); assertEquals(thirdStash, stashRef.getObjectId()); ReflogReader reader = git.getRepository().getReflogReader( Constants.R_STASH); List entries = reader.getReverseEntries(); assertEquals(2, entries.size()); assertEquals(ObjectId.zeroId(), entries.get(1).getOldId()); assertEquals(firstStash, entries.get(1).getNewId()); assertTrue(entries.get(1).getComment().length() > 0); assertEquals(entries.get(0).getOldId(), entries.get(1).getNewId()); assertEquals(thirdStash, entries.get(0).getNewId()); assertTrue(entries.get(0).getComment().length() > 0); } @Test public void dropBoundaryStashedCommits() throws Exception { write(committedFile, "content2"); Ref stashRef = git.getRepository().exactRef(Constants.R_STASH); assertNull(stashRef); RevCommit firstStash = git.stashCreate().call(); assertNotNull(firstStash); stashRef = git.getRepository().exactRef(Constants.R_STASH); assertNotNull(stashRef); assertEquals(firstStash, git.getRepository().exactRef(Constants.R_STASH).getObjectId()); write(committedFile, "content3"); RevCommit secondStash = git.stashCreate().call(); assertNotNull(secondStash); stashRef = git.getRepository().exactRef(Constants.R_STASH); assertNotNull(stashRef); assertEquals(secondStash, git.getRepository().exactRef(Constants.R_STASH).getObjectId()); write(committedFile, "content4"); RevCommit thirdStash = git.stashCreate().call(); assertNotNull(thirdStash); stashRef = git.getRepository().exactRef(Constants.R_STASH); assertNotNull(stashRef); assertEquals(thirdStash, git.getRepository().exactRef(Constants.R_STASH).getObjectId()); write(committedFile, "content5"); RevCommit fourthStash = git.stashCreate().call(); assertNotNull(fourthStash); stashRef = git.getRepository().exactRef(Constants.R_STASH); assertNotNull(stashRef); assertEquals(fourthStash, git.getRepository().exactRef(Constants.R_STASH).getObjectId()); assertEquals(thirdStash, git.stashDrop().call()); stashRef = git.getRepository().exactRef(Constants.R_STASH); assertNotNull(stashRef); assertEquals(thirdStash, stashRef.getObjectId()); assertEquals(thirdStash, git.stashDrop().setStashRef(2).call()); stashRef = git.getRepository().exactRef(Constants.R_STASH); assertNotNull(stashRef); assertEquals(thirdStash, stashRef.getObjectId()); ReflogReader reader = git.getRepository().getReflogReader( Constants.R_STASH); List entries = reader.getReverseEntries(); assertEquals(2, entries.size()); assertEquals(ObjectId.zeroId(), entries.get(1).getOldId()); assertEquals(secondStash, entries.get(1).getNewId()); assertTrue(entries.get(1).getComment().length() > 0); assertEquals(entries.get(0).getOldId(), entries.get(1).getNewId()); assertEquals(thirdStash, entries.get(0).getNewId()); assertTrue(entries.get(0).getComment().length() > 0); } }