org.eclipse.jgit.test/tst/org/eclipse/jgit/api/CommitAndLogCommandTests.java

   1 /*
   2  * Copyright (C) 2010, Christian Halstrick <christian.halstrick@sap.com>
   3  * and other copyright owners as documented in the project's IP log.
   4  *
   5  * This program and the accompanying materials are made available
   6  * under the terms of the Eclipse Distribution License v1.0 which
   7  * accompanies this distribution, is reproduced below, and is
   8  * available at http://www.eclipse.org/org/documents/edl-v10.php
   9  *
  10  * All rights reserved.
  11  *
  12  * Redistribution and use in source and binary forms, with or
  13  * without modification, are permitted provided that the following
  14  * conditions are met:
  15  *
  16  * - Redistributions of source code must retain the above copyright
  17  *   notice, this list of conditions and the following disclaimer.
  18  *
  19  * - Redistributions in binary form must reproduce the above
  20  *   copyright notice, this list of conditions and the following
  21  *   disclaimer in the documentation and/or other materials provided
  22  *   with the distribution.
  23  *
  24  * - Neither the name of the Eclipse Foundation, Inc. nor the
  25  *   names of its contributors may be used to endorse or promote
  26  *   products derived from this software without specific prior
  27  *   written permission.
  28  *
  29  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
  30  * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
  31  * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  32  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  33  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
  34  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  35  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  36  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  37  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  38  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  39  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  40  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  41  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  42  */
  43 package org.eclipse.jgit.api;
  44
  45 import java.io.File;
  46 import java.io.FileWriter;
  47 import java.io.IOException;
  48
  49 import org.eclipse.jgit.errors.UnmergedPathException;
  50 import org.eclipse.jgit.lib.Constants;
  51 import org.eclipse.jgit.lib.ObjectId;
  52 import org.eclipse.jgit.lib.PersonIdent;
  53 import org.eclipse.jgit.lib.RefUpdate;
  54 import org.eclipse.jgit.lib.RepositoryTestCase;
  55 import org.eclipse.jgit.revwalk.RevCommit;
  56
  57 public class CommitAndLogCommandTests extends RepositoryTestCase {
  58         public void testSomeCommits() throws NoHeadException, NoMessageException,
  59                         UnmergedPathException, ConcurrentRefUpdateException,
  60                         JGitInternalException, WrongRepositoryStateException {
  61
  62                 // do 4 commits
  63                 Git git = new Git(db);
  64                 git.commit().setMessage("initial commit").call();
  65                 git.commit().setMessage("second commit").setCommitter(committer).call();
  66                 git.commit().setMessage("third commit").setAuthor(author).call();
  67                 git.commit().setMessage("fourth commit").setAuthor(author)
  68                                 .setCommitter(committer).call();
  69                 Iterable<RevCommit> commits = git.log().call();
  70
  71                 // check that all commits came in correctly
  72                 PersonIdent defaultCommitter = new PersonIdent(db);
  73                 PersonIdent expectedAuthors[] = new PersonIdent[] { defaultCommitter,
  74                                 committer, author, author };
  75                 PersonIdent expectedCommitters[] = new PersonIdent[] {
  76                                 defaultCommitter, committer, defaultCommitter, committer };
  77                 String expectedMessages[] = new String[] { "initial commit",
  78                                 "second commit", "third commit", "fourth commit" };
  79                 int l = expectedAuthors.length - 1;
  80                 for (RevCommit c : commits) {
  81                         assertEquals(expectedAuthors[l].getName(), c.getAuthorIdent()
  82                                         .getName());
  83                         assertEquals(expectedCommitters[l].getName(), c.getCommitterIdent()
  84                                         .getName());
  85                         assertEquals(c.getFullMessage(), expectedMessages[l]);
  86                         l--;
  87                 }
  88                 assertEquals(l, -1);
  89         }
  90
  91         // try to do a commit without specifying a message. Should fail!
  92         public void testWrongParams() throws UnmergedPathException,
  93                         NoHeadException, ConcurrentRefUpdateException,
  94                         JGitInternalException, WrongRepositoryStateException {
  95                 Git git = new Git(db);
  96                 try {
  97                         git.commit().setAuthor(author).call();
  98                         fail("Didn't get the expected exception");
  99                 } catch (NoMessageException e) {
 100                 }
 101         }
 102
 103         // try to work with Commands after command has been invoked. Should throw
 104         // exceptions
 105         public void testMultipleInvocations() throws NoHeadException,
 106                         ConcurrentRefUpdateException, NoMessageException,
 107                         UnmergedPathException, JGitInternalException,
 108                         WrongRepositoryStateException {
 109                 Git git = new Git(db);
 110                 CommitCommand commitCmd = git.commit();
 111                 commitCmd.setMessage("initial commit").call();
 112                 try {
 113                         // check that setters can't be called after invocation
 114                         commitCmd.setAuthor(author);
 115                         fail("didn't catch the expected exception");
 116                 } catch (IllegalStateException e) {
 117                 }
 118                 LogCommand logCmd = git.log();
 119                 logCmd.call();
 120                 try {
 121                         // check that call can't be called twice
 122                         logCmd.call();
 123                         fail("didn't catch the expected exception");
 124                 } catch (IllegalStateException e) {
 125                 }
 126         }
 127
 128         public void testMergeEmptyBranches() throws IOException, NoHeadException,
 129                         NoMessageException, ConcurrentRefUpdateException,
 130                         JGitInternalException, WrongRepositoryStateException {
 131                 Git git = new Git(db);
 132                 git.commit().setMessage("initial commit").call();
 133                 RefUpdate r = db.updateRef("refs/heads/side");
 134                 r.setNewObjectId(db.resolve(Constants.HEAD));
 135                 assertEquals(r.forceUpdate(), RefUpdate.Result.NEW);
 136                 RevCommit second = git.commit().setMessage("second commit").setCommitter(committer).call();
 137                 db.updateRef(Constants.HEAD).link("refs/heads/side");
 138                 RevCommit firstSide = git.commit().setMessage("first side commit").setAuthor(author).call();
 139
 140                 FileWriter wr = new FileWriter(new File(db.getDirectory(),
 141                                 Constants.MERGE_HEAD));
 142                 wr.write(ObjectId.toString(db.resolve("refs/heads/master")));
 143                 wr.close();
 144                 wr = new FileWriter(new File(db.getDirectory(), Constants.MERGE_MSG));
 145                 wr.write("merging");
 146                 wr.close();
 147
 148                 RevCommit commit = git.commit().call();
 149                 RevCommit[] parents = commit.getParents();
 150                 assertEquals(parents[0], firstSide);
 151                 assertEquals(parents[1], second);
 152                 assertTrue(parents.length==2);
 153         }
 154 }