001/*
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements.  See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership.  The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License.  You may obtain a copy of the License at
009 *
010 *   http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing,
013 * software distributed under the License is distributed on an
014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015 * KIND, either express or implied.  See the License for the
016 * specific language governing permissions and limitations
017 * under the License.
018 */
019package org.apache.maven.scm.provider.git.command.diff;
020
021import java.io.File;
022import java.util.List;
023import java.util.Map;
024
025import org.apache.maven.scm.ScmFile;
026import org.apache.maven.scm.ScmFileStatus;
027import org.apache.maven.scm.ScmTestCase;
028import org.apache.maven.scm.util.ConsumerUtils;
029import org.junit.Test;
030
031import static org.junit.Assert.assertEquals;
032import static org.junit.Assert.assertNotNull;
033import static org.junit.Assert.assertTrue;
034
035/**
036 * @author <a href="mailto:struberg@yahoo.de">Mark Struberg</a>
037 */
038public class GitDiffConsumerTest extends ScmTestCase {
039    @Test
040    public void testEmptyLogConsumer() throws Exception {
041        GitDiffConsumer consumer = new GitDiffConsumer(null);
042
043        File f = getTestFile("/src/test/resources/git/diff/git-diff-empty.log");
044
045        ConsumerUtils.consumeFile(f, consumer);
046
047        List<ScmFile> changedFiles = consumer.getChangedFiles();
048
049        assertEquals(0, changedFiles.size());
050    }
051
052    @Test
053    public void testLog1Consumer() throws Exception {
054        GitDiffConsumer consumer = new GitDiffConsumer(null);
055
056        File f = getTestFile("src/test/resources/git/diff/git-diff1.log");
057
058        ConsumerUtils.consumeFile(f, consumer);
059
060        List<ScmFile> changedFiles = consumer.getChangedFiles();
061
062        assertEquals(1, changedFiles.size());
063
064        testScmFile(changedFiles.get(0), "olamy.test", ScmFileStatus.MODIFIED);
065
066        Map<String, CharSequence> differences = consumer.getDifferences();
067        assertNotNull(differences);
068
069        StringBuilder readmeDiffs = new StringBuilder(differences.get("olamy.test"));
070        assertNotNull(readmeDiffs);
071        assertTrue(readmeDiffs.indexOf("+new line") >= 0);
072    }
073
074    @Test
075    public void testLog2Consumer() throws Exception {
076        GitDiffConsumer consumer = new GitDiffConsumer(null);
077
078        File f = getTestFile("src/test/resources/git/diff/git-diff2.log");
079
080        ConsumerUtils.consumeFile(f, consumer);
081
082        List<ScmFile> changedFiles = consumer.getChangedFiles();
083
084        assertEquals(2, changedFiles.size());
085
086        testScmFile(changedFiles.get(0), "pom.xml", ScmFileStatus.MODIFIED);
087
088        testScmFile(changedFiles.get(1), "test.txt", ScmFileStatus.MODIFIED);
089
090        Map<String, CharSequence> differences = consumer.getDifferences();
091        assertNotNull(differences);
092
093        StringBuilder addDiffs = new StringBuilder(differences.get("pom.xml"));
094        assertNotNull(addDiffs);
095        assertTrue(addDiffs.indexOf("+  <!-- test -->") >= 0);
096
097        addDiffs = new StringBuilder(differences.get("test.txt"));
098        assertNotNull(addDiffs);
099        assertTrue(addDiffs.indexOf("+maven-scm git provider works fine :-)") >= 0);
100    }
101
102    @Test
103    public void testLog3Consumer() throws Exception {
104        GitDiffConsumer consumer = new GitDiffConsumer(null);
105
106        File f = getTestFile("src/test/resources/git/diff/git-diff3.log");
107
108        ConsumerUtils.consumeFile(f, consumer);
109
110        List<ScmFile> changedFiles = consumer.getChangedFiles();
111
112        assertEquals(1, changedFiles.size());
113
114        testScmFile(changedFiles.get(0), "pom.xml", ScmFileStatus.MODIFIED);
115
116        Map<String, CharSequence> differences = consumer.getDifferences();
117        assertNotNull(differences);
118
119        CharSequence addDiffs = differences.get("pom.xml");
120        assertNotNull(addDiffs);
121        assertEquals("", addDiffs.toString());
122    }
123
124    @Test
125    public void testLog4Consumer() throws Exception {
126        GitDiffConsumer consumer = new GitDiffConsumer(null);
127
128        File f = getTestFile("src/test/resources/git/diff/git-diff4.log");
129
130        ConsumerUtils.consumeFile(f, consumer);
131
132        List<ScmFile> changedFiles = consumer.getChangedFiles();
133
134        assertEquals(1, changedFiles.size());
135
136        testScmFile(changedFiles.get(0), "pom.xml", ScmFileStatus.MODIFIED);
137
138        Map<String, CharSequence> differences = consumer.getDifferences();
139        assertNotNull(differences);
140
141        StringBuilder addDiffs = new StringBuilder(differences.get("pom.xml"));
142        assertNotNull(addDiffs);
143        assertTrue(addDiffs.indexOf("+  <!-- test -->") >= 0);
144    }
145
146    private void testScmFile(ScmFile fileToTest, String expectedFilePath, ScmFileStatus expectedStatus) {
147        assertEquals(expectedFilePath, fileToTest.getPath());
148        assertEquals(expectedStatus, fileToTest.getStatus());
149    }
150}