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PatchCcTest.java 7.5KB

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  1. /*
  2. * Copyright (C) 2008, Google Inc.
  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.patch;
  44. import static org.junit.Assert.assertEquals;
  45. import static org.junit.Assert.assertSame;
  46. import static org.junit.Assert.assertTrue;
  47. import static org.junit.Assert.fail;
  48. import java.io.IOException;
  49. import java.io.InputStream;
  50. import org.eclipse.jgit.diff.DiffEntry;
  51. import org.eclipse.jgit.junit.JGitTestUtil;
  52. import org.eclipse.jgit.lib.FileMode;
  53. import org.junit.Test;
  54. public class PatchCcTest {
  55. @Test
  56. public void testParse_OneFileCc() throws IOException {
  57. final Patch p = parseTestPatchFile();
  58. assertEquals(1, p.getFiles().size());
  59. assertTrue(p.getErrors().isEmpty());
  60. final CombinedFileHeader cfh = (CombinedFileHeader) p.getFiles().get(0);
  61. assertEquals("org.spearce.egit.ui/src/org/spearce/egit/ui/UIText.java",
  62. cfh.getNewPath());
  63. assertEquals(cfh.getNewPath(), cfh.getOldPath());
  64. assertEquals(98, cfh.startOffset);
  65. assertEquals(2, cfh.getParentCount());
  66. assertSame(cfh.getOldId(0), cfh.getOldId());
  67. assertEquals("169356b", cfh.getOldId(0).name());
  68. assertEquals("dd8c317", cfh.getOldId(1).name());
  69. assertEquals("fd85931", cfh.getNewId().name());
  70. assertSame(cfh.getOldMode(0), cfh.getOldMode());
  71. assertSame(FileMode.REGULAR_FILE, cfh.getOldMode(0));
  72. assertSame(FileMode.REGULAR_FILE, cfh.getOldMode(1));
  73. assertSame(FileMode.EXECUTABLE_FILE, cfh.getNewMode());
  74. assertSame(FileHeader.ChangeType.MODIFY, cfh.getChangeType());
  75. assertSame(FileHeader.PatchType.UNIFIED, cfh.getPatchType());
  76. assertEquals(1, cfh.getHunks().size());
  77. {
  78. final CombinedHunkHeader h = cfh.getHunks().get(0);
  79. assertSame(cfh, h.getFileHeader());
  80. assertEquals(346, h.startOffset);
  81. assertEquals(764, h.endOffset);
  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. assertEquals(55, h.getOldImage(0).getStartLine());
  86. assertEquals(12, h.getOldImage(0).getLineCount());
  87. assertEquals(3, h.getOldImage(0).getLinesAdded());
  88. assertEquals(0, h.getOldImage(0).getLinesDeleted());
  89. assertEquals(163, h.getOldImage(1).getStartLine());
  90. assertEquals(13, h.getOldImage(1).getLineCount());
  91. assertEquals(2, h.getOldImage(1).getLinesAdded());
  92. assertEquals(0, h.getOldImage(1).getLinesDeleted());
  93. assertEquals(163, h.getNewStartLine());
  94. assertEquals(15, h.getNewLineCount());
  95. assertEquals(10, h.getLinesContext());
  96. }
  97. }
  98. @Test
  99. public void testParse_CcNewFile() throws IOException {
  100. final Patch p = parseTestPatchFile();
  101. assertEquals(1, p.getFiles().size());
  102. assertTrue(p.getErrors().isEmpty());
  103. final CombinedFileHeader cfh = (CombinedFileHeader) p.getFiles().get(0);
  104. assertSame(DiffEntry.DEV_NULL, cfh.getOldPath());
  105. assertEquals("d", cfh.getNewPath());
  106. assertEquals(187, cfh.startOffset);
  107. assertEquals(2, cfh.getParentCount());
  108. assertSame(cfh.getOldId(0), cfh.getOldId());
  109. assertEquals("0000000", cfh.getOldId(0).name());
  110. assertEquals("0000000", cfh.getOldId(1).name());
  111. assertEquals("4bcfe98", cfh.getNewId().name());
  112. assertSame(cfh.getOldMode(0), cfh.getOldMode());
  113. assertSame(FileMode.MISSING, cfh.getOldMode(0));
  114. assertSame(FileMode.MISSING, cfh.getOldMode(1));
  115. assertSame(FileMode.REGULAR_FILE, cfh.getNewMode());
  116. assertSame(FileHeader.ChangeType.ADD, cfh.getChangeType());
  117. assertSame(FileHeader.PatchType.UNIFIED, cfh.getPatchType());
  118. assertEquals(1, cfh.getHunks().size());
  119. {
  120. final CombinedHunkHeader h = cfh.getHunks().get(0);
  121. assertSame(cfh, h.getFileHeader());
  122. assertEquals(273, h.startOffset);
  123. assertEquals(300, h.endOffset);
  124. assertSame(h.getOldImage(0), h.getOldImage());
  125. assertSame(cfh.getOldId(0), h.getOldImage(0).getId());
  126. assertSame(cfh.getOldId(1), h.getOldImage(1).getId());
  127. assertEquals(1, h.getOldImage(0).getStartLine());
  128. assertEquals(0, h.getOldImage(0).getLineCount());
  129. assertEquals(1, h.getOldImage(0).getLinesAdded());
  130. assertEquals(0, h.getOldImage(0).getLinesDeleted());
  131. assertEquals(1, h.getOldImage(1).getStartLine());
  132. assertEquals(0, h.getOldImage(1).getLineCount());
  133. assertEquals(1, h.getOldImage(1).getLinesAdded());
  134. assertEquals(0, h.getOldImage(1).getLinesDeleted());
  135. assertEquals(1, h.getNewStartLine());
  136. assertEquals(1, h.getNewLineCount());
  137. assertEquals(0, h.getLinesContext());
  138. }
  139. }
  140. @Test
  141. public void testParse_CcDeleteFile() throws IOException {
  142. final Patch p = parseTestPatchFile();
  143. assertEquals(1, p.getFiles().size());
  144. assertTrue(p.getErrors().isEmpty());
  145. final CombinedFileHeader cfh = (CombinedFileHeader) p.getFiles().get(0);
  146. assertEquals("a", cfh.getOldPath());
  147. assertSame(DiffEntry.DEV_NULL, cfh.getNewPath());
  148. assertEquals(187, cfh.startOffset);
  149. assertEquals(2, cfh.getParentCount());
  150. assertSame(cfh.getOldId(0), cfh.getOldId());
  151. assertEquals("7898192", cfh.getOldId(0).name());
  152. assertEquals("2e65efe", cfh.getOldId(1).name());
  153. assertEquals("0000000", cfh.getNewId().name());
  154. assertSame(cfh.getOldMode(0), cfh.getOldMode());
  155. assertSame(FileMode.REGULAR_FILE, cfh.getOldMode(0));
  156. assertSame(FileMode.REGULAR_FILE, cfh.getOldMode(1));
  157. assertSame(FileMode.MISSING, cfh.getNewMode());
  158. assertSame(FileHeader.ChangeType.DELETE, cfh.getChangeType());
  159. assertSame(FileHeader.PatchType.UNIFIED, cfh.getPatchType());
  160. assertTrue(cfh.getHunks().isEmpty());
  161. }
  162. private Patch parseTestPatchFile() throws IOException {
  163. final String patchFile = JGitTestUtil.getName() + ".patch";
  164. final InputStream in = getClass().getResourceAsStream(patchFile);
  165. if (in == null) {
  166. fail("No " + patchFile + " test vector");
  167. return null; // Never happens
  168. }
  169. try {
  170. final Patch p = new Patch();
  171. p.parse(in);
  172. return p;
  173. } finally {
  174. in.close();
  175. }
  176. }
  177. }