org.eclipse.jgit.test/tst/org/eclipse/jgit/patch/PatchTest.java - jgit - Git at Google

 /*
  * Copyright (C) 2008-2009, Google Inc.
  * and other copyright owners as documented in the project's IP log.
  *
  * This program and the accompanying materials are made available
  * under the terms of the Eclipse Distribution License v1.0 which
  * accompanies this distribution, is reproduced below, and is
  * available at http://www.eclipse.org/org/documents/edl-v10.php
  *
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or
  * without modification, are permitted provided that the following
  * conditions are met:
  *
  * - Redistributions of source code must retain the above copyright
  *   notice, this list of conditions and the following disclaimer.
  *
  * - Redistributions in binary form must reproduce the above
  *   copyright notice, this list of conditions and the following
  *   disclaimer in the documentation and/or other materials provided
  *   with the distribution.
  *
  * - Neither the name of the Eclipse Foundation, Inc. nor the
  *   names of its contributors may be used to endorse or promote
  *   products derived from this software without specific prior
  *   written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
  * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
  * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */

 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;
 		}
 	}
 }
	/*
	* Copyright (C) 2008-2009, Google Inc.
	* and other copyright owners as documented in the project's IP log.
	*
	* This program and the accompanying materials are made available
	* under the terms of the Eclipse Distribution License v1.0 which
	* accompanies this distribution, is reproduced below, and is
	* available at http://www.eclipse.org/org/documents/edl-v10.php
	*
	* All rights reserved.
	*
	* Redistribution and use in source and binary forms, with or
	* without modification, are permitted provided that the following
	* conditions are met:
	*
	* - Redistributions of source code must retain the above copyright
	* notice, this list of conditions and the following disclaimer.
	*
	* - Redistributions in binary form must reproduce the above
	* copyright notice, this list of conditions and the following
	* disclaimer in the documentation and/or other materials provided
	* with the distribution.
	*
	* - Neither the name of the Eclipse Foundation, Inc. nor the
	* names of its contributors may be used to endorse or promote
	* products derived from this software without specific prior
	* written permission.
	*
	* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
	* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
	* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
	* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
	* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
	* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
	* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
	* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
	* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
	* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
	*/

	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;
	}
	}
	}