| /* |
| * Copyright (C) 2008-2009, Google Inc. and others |
| * |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Distribution License v. 1.0 which is available at |
| * https://www.eclipse.org/org/documents/edl-v10.php. |
| * |
| * SPDX-License-Identifier: BSD-3-Clause |
| */ |
| |
| package org.eclipse.jgit.patch; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertFalse; |
| import static org.junit.Assert.assertNotNull; |
| import static org.junit.Assert.assertNull; |
| import static org.junit.Assert.assertSame; |
| import static org.junit.Assert.assertTrue; |
| import static org.junit.Assert.fail; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| |
| import org.eclipse.jgit.junit.JGitTestUtil; |
| import org.eclipse.jgit.lib.FileMode; |
| import org.eclipse.jgit.lib.ObjectId; |
| import org.junit.Test; |
| |
| public class PatchTest { |
| @Test |
| public void testEmpty() { |
| final Patch p = new Patch(); |
| assertTrue(p.getFiles().isEmpty()); |
| assertTrue(p.getErrors().isEmpty()); |
| } |
| |
| @Test |
| public void testParse_ConfigCaseInsensitive() throws IOException { |
| final Patch p = parseTestPatchFile(); |
| assertEquals(2, p.getFiles().size()); |
| assertTrue(p.getErrors().isEmpty()); |
| |
| final FileHeader fRepositoryConfigTest = p.getFiles().get(0); |
| final FileHeader fRepositoryConfig = p.getFiles().get(1); |
| |
| assertEquals( |
| "org.eclipse.jgit.test/tst/org/spearce/jgit/lib/RepositoryConfigTest.java", |
| fRepositoryConfigTest.getNewPath()); |
| |
| assertEquals( |
| "org.eclipse.jgit/src/org/spearce/jgit/lib/RepositoryConfig.java", |
| fRepositoryConfig.getNewPath()); |
| |
| assertEquals(572, fRepositoryConfigTest.startOffset); |
| assertEquals(1490, fRepositoryConfig.startOffset); |
| |
| assertEquals("da7e704", fRepositoryConfigTest.getOldId().name()); |
| assertEquals("34ce04a", fRepositoryConfigTest.getNewId().name()); |
| assertSame(FileHeader.PatchType.UNIFIED, fRepositoryConfigTest |
| .getPatchType()); |
| assertSame(FileMode.REGULAR_FILE, fRepositoryConfigTest.getOldMode()); |
| assertSame(FileMode.REGULAR_FILE, fRepositoryConfigTest.getNewMode()); |
| assertEquals(1, fRepositoryConfigTest.getHunks().size()); |
| { |
| final HunkHeader h = fRepositoryConfigTest.getHunks().get(0); |
| assertSame(fRepositoryConfigTest, h.getFileHeader()); |
| assertEquals(921, h.startOffset); |
| assertEquals(109, h.getOldImage().getStartLine()); |
| assertEquals(4, h.getOldImage().getLineCount()); |
| assertEquals(109, h.getNewStartLine()); |
| assertEquals(11, h.getNewLineCount()); |
| |
| assertEquals(4, h.getLinesContext()); |
| assertEquals(7, h.getOldImage().getLinesAdded()); |
| assertEquals(0, h.getOldImage().getLinesDeleted()); |
| assertSame(fRepositoryConfigTest.getOldId(), h.getOldImage() |
| .getId()); |
| |
| assertEquals(1490, h.endOffset); |
| } |
| |
| assertEquals("45c2f8a", fRepositoryConfig.getOldId().name()); |
| assertEquals("3291bba", fRepositoryConfig.getNewId().name()); |
| assertSame(FileHeader.PatchType.UNIFIED, fRepositoryConfig |
| .getPatchType()); |
| assertSame(FileMode.REGULAR_FILE, fRepositoryConfig.getOldMode()); |
| assertSame(FileMode.REGULAR_FILE, fRepositoryConfig.getNewMode()); |
| assertEquals(3, fRepositoryConfig.getHunks().size()); |
| { |
| final HunkHeader h = fRepositoryConfig.getHunks().get(0); |
| assertSame(fRepositoryConfig, h.getFileHeader()); |
| assertEquals(1803, h.startOffset); |
| assertEquals(236, h.getOldImage().getStartLine()); |
| assertEquals(9, h.getOldImage().getLineCount()); |
| assertEquals(236, h.getNewStartLine()); |
| assertEquals(9, h.getNewLineCount()); |
| |
| assertEquals(7, h.getLinesContext()); |
| assertEquals(2, h.getOldImage().getLinesAdded()); |
| assertEquals(2, h.getOldImage().getLinesDeleted()); |
| assertSame(fRepositoryConfig.getOldId(), h.getOldImage().getId()); |
| |
| assertEquals(2434, h.endOffset); |
| } |
| { |
| final HunkHeader h = fRepositoryConfig.getHunks().get(1); |
| assertEquals(2434, h.startOffset); |
| assertEquals(300, h.getOldImage().getStartLine()); |
| assertEquals(7, h.getOldImage().getLineCount()); |
| assertEquals(300, h.getNewStartLine()); |
| assertEquals(7, h.getNewLineCount()); |
| |
| assertEquals(6, h.getLinesContext()); |
| assertEquals(1, h.getOldImage().getLinesAdded()); |
| assertEquals(1, h.getOldImage().getLinesDeleted()); |
| |
| assertEquals(2816, h.endOffset); |
| } |
| { |
| final HunkHeader h = fRepositoryConfig.getHunks().get(2); |
| assertEquals(2816, h.startOffset); |
| assertEquals(954, h.getOldImage().getStartLine()); |
| assertEquals(7, h.getOldImage().getLineCount()); |
| assertEquals(954, h.getNewStartLine()); |
| assertEquals(7, h.getNewLineCount()); |
| |
| assertEquals(6, h.getLinesContext()); |
| assertEquals(1, h.getOldImage().getLinesAdded()); |
| assertEquals(1, h.getOldImage().getLinesDeleted()); |
| |
| assertEquals(3035, h.endOffset); |
| } |
| } |
| |
| @Test |
| public void testParse_NoBinary() throws IOException { |
| final Patch p = parseTestPatchFile(); |
| assertEquals(5, p.getFiles().size()); |
| assertTrue(p.getErrors().isEmpty()); |
| |
| for (int i = 0; i < 4; i++) { |
| final FileHeader fh = p.getFiles().get(i); |
| assertSame(FileHeader.ChangeType.ADD, fh.getChangeType()); |
| assertNotNull(fh.getOldId()); |
| assertNotNull(fh.getNewId()); |
| assertEquals("0000000", fh.getOldId().name()); |
| assertSame(FileMode.MISSING, fh.getOldMode()); |
| assertSame(FileMode.REGULAR_FILE, fh.getNewMode()); |
| assertTrue(fh.getNewPath().startsWith( |
| "org.spearce.egit.ui/icons/toolbar/")); |
| assertSame(FileHeader.PatchType.BINARY, fh.getPatchType()); |
| assertTrue(fh.getHunks().isEmpty()); |
| assertTrue(fh.hasMetaDataChanges()); |
| |
| assertNull(fh.getForwardBinaryHunk()); |
| assertNull(fh.getReverseBinaryHunk()); |
| } |
| |
| final FileHeader fh = p.getFiles().get(4); |
| assertEquals("org.spearce.egit.ui/plugin.xml", fh.getNewPath()); |
| assertSame(FileHeader.ChangeType.MODIFY, fh.getChangeType()); |
| assertSame(FileHeader.PatchType.UNIFIED, fh.getPatchType()); |
| assertFalse(fh.hasMetaDataChanges()); |
| assertEquals("ee8a5a0", fh.getNewId().name()); |
| assertNull(fh.getForwardBinaryHunk()); |
| assertNull(fh.getReverseBinaryHunk()); |
| assertEquals(1, fh.getHunks().size()); |
| assertEquals(272, fh.getHunks().get(0).getOldImage().getStartLine()); |
| } |
| |
| @Test |
| public void testParse_GitBinaryLiteral() throws IOException { |
| final Patch p = parseTestPatchFile(); |
| final int[] binsizes = { 359, 393, 372, 404 }; |
| assertEquals(5, p.getFiles().size()); |
| assertTrue(p.getErrors().isEmpty()); |
| |
| for (int i = 0; i < 4; i++) { |
| final FileHeader fh = p.getFiles().get(i); |
| assertSame(FileHeader.ChangeType.ADD, fh.getChangeType()); |
| assertNotNull(fh.getOldId()); |
| assertNotNull(fh.getNewId()); |
| assertEquals(ObjectId.zeroId().name(), fh.getOldId().name()); |
| assertSame(FileMode.REGULAR_FILE, fh.getNewMode()); |
| assertTrue(fh.getNewPath().startsWith( |
| "org.spearce.egit.ui/icons/toolbar/")); |
| assertSame(FileHeader.PatchType.GIT_BINARY, fh.getPatchType()); |
| assertTrue(fh.getHunks().isEmpty()); |
| assertTrue(fh.hasMetaDataChanges()); |
| |
| final BinaryHunk fwd = fh.getForwardBinaryHunk(); |
| final BinaryHunk rev = fh.getReverseBinaryHunk(); |
| assertNotNull(fwd); |
| assertNotNull(rev); |
| assertEquals(binsizes[i], fwd.getSize()); |
| assertEquals(0, rev.getSize()); |
| |
| assertSame(fh, fwd.getFileHeader()); |
| assertSame(fh, rev.getFileHeader()); |
| |
| assertSame(BinaryHunk.Type.LITERAL_DEFLATED, fwd.getType()); |
| assertSame(BinaryHunk.Type.LITERAL_DEFLATED, rev.getType()); |
| } |
| |
| final FileHeader fh = p.getFiles().get(4); |
| assertEquals("org.spearce.egit.ui/plugin.xml", fh.getNewPath()); |
| assertSame(FileHeader.ChangeType.MODIFY, fh.getChangeType()); |
| assertSame(FileHeader.PatchType.UNIFIED, fh.getPatchType()); |
| assertFalse(fh.hasMetaDataChanges()); |
| assertEquals("ee8a5a0", fh.getNewId().name()); |
| assertNull(fh.getForwardBinaryHunk()); |
| assertNull(fh.getReverseBinaryHunk()); |
| assertEquals(1, fh.getHunks().size()); |
| assertEquals(272, fh.getHunks().get(0).getOldImage().getStartLine()); |
| } |
| |
| @Test |
| public void testParse_GitBinaryDelta() throws IOException { |
| final Patch p = parseTestPatchFile(); |
| assertEquals(1, p.getFiles().size()); |
| assertTrue(p.getErrors().isEmpty()); |
| |
| final FileHeader fh = p.getFiles().get(0); |
| assertTrue(fh.getNewPath().startsWith("zero.bin")); |
| assertSame(FileHeader.ChangeType.MODIFY, fh.getChangeType()); |
| assertSame(FileHeader.PatchType.GIT_BINARY, fh.getPatchType()); |
| assertSame(FileMode.REGULAR_FILE, fh.getNewMode()); |
| |
| assertNotNull(fh.getOldId()); |
| assertNotNull(fh.getNewId()); |
| assertEquals("08e7df176454f3ee5eeda13efa0adaa54828dfd8", fh.getOldId() |
| .name()); |
| assertEquals("d70d8710b6d32ff844af0ee7c247e4b4b051867f", fh.getNewId() |
| .name()); |
| |
| assertTrue(fh.getHunks().isEmpty()); |
| assertFalse(fh.hasMetaDataChanges()); |
| |
| final BinaryHunk fwd = fh.getForwardBinaryHunk(); |
| final BinaryHunk rev = fh.getReverseBinaryHunk(); |
| assertNotNull(fwd); |
| assertNotNull(rev); |
| assertEquals(12, fwd.getSize()); |
| assertEquals(11, rev.getSize()); |
| |
| assertSame(fh, fwd.getFileHeader()); |
| assertSame(fh, rev.getFileHeader()); |
| |
| assertSame(BinaryHunk.Type.DELTA_DEFLATED, fwd.getType()); |
| assertSame(BinaryHunk.Type.DELTA_DEFLATED, rev.getType()); |
| |
| assertEquals(496, fh.endOffset); |
| } |
| |
| @Test |
| public void testParse_FixNoNewline() throws IOException { |
| final Patch p = parseTestPatchFile(); |
| assertEquals(1, p.getFiles().size()); |
| assertTrue(p.getErrors().isEmpty()); |
| |
| final FileHeader f = p.getFiles().get(0); |
| |
| assertEquals("a", f.getNewPath()); |
| assertEquals(252, f.startOffset); |
| |
| assertEquals("2e65efe", f.getOldId().name()); |
| assertEquals("f2ad6c7", f.getNewId().name()); |
| assertSame(FileHeader.PatchType.UNIFIED, f.getPatchType()); |
| assertSame(FileMode.REGULAR_FILE, f.getOldMode()); |
| assertSame(FileMode.REGULAR_FILE, f.getNewMode()); |
| assertEquals(1, f.getHunks().size()); |
| { |
| final HunkHeader h = f.getHunks().get(0); |
| assertSame(f, h.getFileHeader()); |
| assertEquals(317, h.startOffset); |
| assertEquals(1, h.getOldImage().getStartLine()); |
| assertEquals(1, h.getOldImage().getLineCount()); |
| assertEquals(1, h.getNewStartLine()); |
| assertEquals(1, h.getNewLineCount()); |
| |
| assertEquals(0, h.getLinesContext()); |
| assertEquals(1, h.getOldImage().getLinesAdded()); |
| assertEquals(1, h.getOldImage().getLinesDeleted()); |
| assertSame(f.getOldId(), h.getOldImage().getId()); |
| |
| assertEquals(363, h.endOffset); |
| } |
| } |
| |
| @Test |
| public void testParse_AddNoNewline() throws IOException { |
| final Patch p = parseTestPatchFile(); |
| assertEquals(1, p.getFiles().size()); |
| assertTrue(p.getErrors().isEmpty()); |
| |
| final FileHeader f = p.getFiles().get(0); |
| |
| assertEquals("a", f.getNewPath()); |
| assertEquals(256, f.startOffset); |
| |
| assertEquals("f2ad6c7", f.getOldId().name()); |
| assertEquals("c59d9b6", f.getNewId().name()); |
| assertSame(FileHeader.PatchType.UNIFIED, f.getPatchType()); |
| assertSame(FileMode.REGULAR_FILE, f.getOldMode()); |
| assertSame(FileMode.REGULAR_FILE, f.getNewMode()); |
| assertEquals(1, f.getHunks().size()); |
| { |
| final HunkHeader h = f.getHunks().get(0); |
| assertSame(f, h.getFileHeader()); |
| assertEquals(321, h.startOffset); |
| assertEquals(1, h.getOldImage().getStartLine()); |
| assertEquals(1, h.getOldImage().getLineCount()); |
| assertEquals(1, h.getNewStartLine()); |
| assertEquals(1, h.getNewLineCount()); |
| |
| assertEquals(0, h.getLinesContext()); |
| assertEquals(1, h.getOldImage().getLinesAdded()); |
| assertEquals(1, h.getOldImage().getLinesDeleted()); |
| assertSame(f.getOldId(), h.getOldImage().getId()); |
| |
| assertEquals(367, h.endOffset); |
| } |
| } |
| |
| private Patch parseTestPatchFile() throws IOException { |
| final String patchFile = JGitTestUtil.getName() + ".patch"; |
| try (InputStream in = getClass().getResourceAsStream(patchFile)) { |
| if (in == null) { |
| fail("No " + patchFile + " test vector"); |
| return null; // Never happens |
| } |
| final Patch p = new Patch(); |
| p.parse(in); |
| return p; |
| } |
| } |
| } |