org.spearce.jgit.test/tst/org/spearce/jgit/patch/PatchCcTest.java

   1 /*
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   3  *
   4  * All rights reserved.
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   6  * Redistribution and use in source and binary forms, with or
   7  * without modification, are permitted provided that the following
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  10  * - Redistributions of source code must retain the above copyright
  11  *   notice, this list of conditions and the following disclaimer.
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  13  * - Redistributions in binary form must reproduce the above
  14  *   copyright notice, this list of conditions and the following
  15  *   disclaimer in the documentation and/or other materials provided
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  18  * - Neither the name of the Git Development Community nor the
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  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
  24  * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
  25  * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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  37
  38 package org.spearce.jgit.patch;
  39
  40 import java.io.IOException;
  41 import java.io.InputStream;
  42
  43 import org.spearce.jgit.lib.FileMode;
  44
  45 import junit.framework.TestCase;
  46
  47 public class PatchCcTest extends TestCase {
  48         public void testParse_OneFileCc() throws IOException {
  49                 final Patch p = parseTestPatchFile();
  50                 assertEquals(1, p.getFiles().size());
  51                 assertTrue(p.getErrors().isEmpty());
  52
  53                 final CombinedFileHeader cfh = (CombinedFileHeader) p.getFiles().get(0);
  54
  55                 assertEquals("org.spearce.egit.ui/src/org/spearce/egit/ui/UIText.java",
  56                                 cfh.getNewName());
  57                 assertEquals(cfh.getNewName(), cfh.getOldName());
  58
  59                 assertEquals(98, cfh.startOffset);
  60
  61                 assertEquals(2, cfh.getParentCount());
  62                 assertSame(cfh.getOldId(0), cfh.getOldId());
  63                 assertEquals("169356b", cfh.getOldId(0).name());
  64                 assertEquals("dd8c317", cfh.getOldId(1).name());
  65                 assertEquals("fd85931", cfh.getNewId().name());
  66
  67                 assertSame(cfh.getOldMode(0), cfh.getOldMode());
  68                 assertSame(FileMode.REGULAR_FILE, cfh.getOldMode(0));
  69                 assertSame(FileMode.REGULAR_FILE, cfh.getOldMode(1));
  70                 assertSame(FileMode.EXECUTABLE_FILE, cfh.getNewMode());
  71                 assertSame(FileHeader.ChangeType.MODIFY, cfh.getChangeType());
  72                 assertSame(FileHeader.PatchType.UNIFIED, cfh.getPatchType());
  73
  74                 assertEquals(1, cfh.getHunks().size());
  75                 {
  76                         final CombinedHunkHeader h = cfh.getHunks().get(0);
  77
  78                         assertSame(cfh, h.getFileHeader());
  79                         assertEquals(346, h.startOffset);
  80                         assertEquals(764, h.endOffset);
  81
  82                         assertSame(h.getOldImage(0), h.getOldImage());
  83                         assertSame(cfh.getOldId(0), h.getOldImage(0).getId());
  84                         assertSame(cfh.getOldId(1), h.getOldImage(1).getId());
  85
  86                         assertEquals(55, h.getOldImage(0).getStartLine());
  87                         assertEquals(12, h.getOldImage(0).getLineCount());
  88                         assertEquals(3, h.getOldImage(0).getLinesAdded());
  89                         assertEquals(0, h.getOldImage(0).getLinesDeleted());
  90
  91                         assertEquals(163, h.getOldImage(1).getStartLine());
  92                         assertEquals(13, h.getOldImage(1).getLineCount());
  93                         assertEquals(2, h.getOldImage(1).getLinesAdded());
  94                         assertEquals(0, h.getOldImage(1).getLinesDeleted());
  95
  96                         assertEquals(163, h.getNewStartLine());
  97                         assertEquals(15, h.getNewLineCount());
  98
  99                         assertEquals(10, h.getLinesContext());
 100                 }
 101         }
 102
 103         public void testParse_CcNewFile() throws IOException {
 104                 final Patch p = parseTestPatchFile();
 105                 assertEquals(1, p.getFiles().size());
 106                 assertTrue(p.getErrors().isEmpty());
 107
 108                 final CombinedFileHeader cfh = (CombinedFileHeader) p.getFiles().get(0);
 109
 110                 assertSame(FileHeader.DEV_NULL, cfh.getOldName());
 111                 assertEquals("d", cfh.getNewName());
 112
 113                 assertEquals(187, cfh.startOffset);
 114
 115                 assertEquals(2, cfh.getParentCount());
 116                 assertSame(cfh.getOldId(0), cfh.getOldId());
 117                 assertEquals("0000000", cfh.getOldId(0).name());
 118                 assertEquals("0000000", cfh.getOldId(1).name());
 119                 assertEquals("4bcfe98", cfh.getNewId().name());
 120
 121                 assertSame(cfh.getOldMode(0), cfh.getOldMode());
 122                 assertSame(FileMode.MISSING, cfh.getOldMode(0));
 123                 assertSame(FileMode.MISSING, cfh.getOldMode(1));
 124                 assertSame(FileMode.REGULAR_FILE, cfh.getNewMode());
 125                 assertSame(FileHeader.ChangeType.ADD, cfh.getChangeType());
 126                 assertSame(FileHeader.PatchType.UNIFIED, cfh.getPatchType());
 127
 128                 assertEquals(1, cfh.getHunks().size());
 129                 {
 130                         final CombinedHunkHeader h = cfh.getHunks().get(0);
 131
 132                         assertSame(cfh, h.getFileHeader());
 133                         assertEquals(273, h.startOffset);
 134                         assertEquals(300, h.endOffset);
 135
 136                         assertSame(h.getOldImage(0), h.getOldImage());
 137                         assertSame(cfh.getOldId(0), h.getOldImage(0).getId());
 138                         assertSame(cfh.getOldId(1), h.getOldImage(1).getId());
 139
 140                         assertEquals(1, h.getOldImage(0).getStartLine());
 141                         assertEquals(0, h.getOldImage(0).getLineCount());
 142                         assertEquals(1, h.getOldImage(0).getLinesAdded());
 143                         assertEquals(0, h.getOldImage(0).getLinesDeleted());
 144
 145                         assertEquals(1, h.getOldImage(1).getStartLine());
 146                         assertEquals(0, h.getOldImage(1).getLineCount());
 147                         assertEquals(1, h.getOldImage(1).getLinesAdded());
 148                         assertEquals(0, h.getOldImage(1).getLinesDeleted());
 149
 150                         assertEquals(1, h.getNewStartLine());
 151                         assertEquals(1, h.getNewLineCount());
 152
 153                         assertEquals(0, h.getLinesContext());
 154                 }
 155         }
 156
 157         public void testParse_CcDeleteFile() throws IOException {
 158                 final Patch p = parseTestPatchFile();
 159                 assertEquals(1, p.getFiles().size());
 160                 assertTrue(p.getErrors().isEmpty());
 161
 162                 final CombinedFileHeader cfh = (CombinedFileHeader) p.getFiles().get(0);
 163
 164                 assertEquals("a", cfh.getOldName());
 165                 assertSame(FileHeader.DEV_NULL, cfh.getNewName());
 166
 167                 assertEquals(187, cfh.startOffset);
 168
 169                 assertEquals(2, cfh.getParentCount());
 170                 assertSame(cfh.getOldId(0), cfh.getOldId());
 171                 assertEquals("7898192", cfh.getOldId(0).name());
 172                 assertEquals("2e65efe", cfh.getOldId(1).name());
 173                 assertEquals("0000000", cfh.getNewId().name());
 174
 175                 assertSame(cfh.getOldMode(0), cfh.getOldMode());
 176                 assertSame(FileMode.REGULAR_FILE, cfh.getOldMode(0));
 177                 assertSame(FileMode.REGULAR_FILE, cfh.getOldMode(1));
 178                 assertSame(FileMode.MISSING, cfh.getNewMode());
 179                 assertSame(FileHeader.ChangeType.DELETE, cfh.getChangeType());
 180                 assertSame(FileHeader.PatchType.UNIFIED, cfh.getPatchType());
 181
 182                 assertTrue(cfh.getHunks().isEmpty());
 183         }
 184
 185         private Patch parseTestPatchFile() throws IOException {
 186                 final String patchFile = getName() + ".patch";
 187                 final InputStream in = getClass().getResourceAsStream(patchFile);
 188                 if (in == null) {
 189                         fail("No " + patchFile + " test vector");
 190                         return null; // Never happens
 191                 }
 192                 try {
 193                         final Patch p = new Patch();
 194                         p.parse(in);
 195                         return p;
 196                 } finally {
 197                         in.close();
 198                 }
 199         }
 200 }