| /* |
| * Copyright (C) 2008, 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 org.eclipse.jgit.diff.DiffEntry; |
| import org.eclipse.jgit.lib.Constants; |
| import org.eclipse.jgit.lib.FileMode; |
| import org.eclipse.jgit.lib.ObjectId; |
| import org.junit.Test; |
| |
| public class FileHeaderTest { |
| @Test |
| public void testParseGitFileName_Empty() { |
| final FileHeader fh = data(""); |
| assertEquals(-1, fh.parseGitFileName(0, fh.buf.length)); |
| assertNotNull(fh.getHunks()); |
| assertTrue(fh.getHunks().isEmpty()); |
| assertFalse(fh.hasMetaDataChanges()); |
| } |
| |
| @Test |
| public void testParseGitFileName_NoLF() { |
| final FileHeader fh = data("a/ b/"); |
| assertEquals(-1, fh.parseGitFileName(0, fh.buf.length)); |
| } |
| |
| @Test |
| public void testParseGitFileName_NoSecondLine() { |
| final FileHeader fh = data("\n"); |
| assertEquals(-1, fh.parseGitFileName(0, fh.buf.length)); |
| } |
| |
| @Test |
| public void testParseGitFileName_EmptyHeader() { |
| final FileHeader fh = data("\n\n"); |
| assertEquals(1, fh.parseGitFileName(0, fh.buf.length)); |
| } |
| |
| @Test |
| public void testParseGitFileName_Foo() { |
| final String name = "foo"; |
| final FileHeader fh = header(name); |
| assertEquals(gitLine(name).length(), fh.parseGitFileName(0, |
| fh.buf.length)); |
| assertEquals(name, fh.getOldPath()); |
| assertSame(fh.getOldPath(), fh.getNewPath()); |
| assertFalse(fh.hasMetaDataChanges()); |
| } |
| |
| @Test |
| public void testParseGitFileName_FailFooBar() { |
| final FileHeader fh = data("a/foo b/bar\n-"); |
| assertTrue(fh.parseGitFileName(0, fh.buf.length) > 0); |
| assertNull(fh.getOldPath()); |
| assertNull(fh.getNewPath()); |
| assertFalse(fh.hasMetaDataChanges()); |
| } |
| |
| @Test |
| public void testParseGitFileName_FooSpBar() { |
| final String name = "foo bar"; |
| final FileHeader fh = header(name); |
| assertEquals(gitLine(name).length(), fh.parseGitFileName(0, |
| fh.buf.length)); |
| assertEquals(name, fh.getOldPath()); |
| assertSame(fh.getOldPath(), fh.getNewPath()); |
| assertFalse(fh.hasMetaDataChanges()); |
| } |
| |
| @Test |
| public void testParseGitFileName_DqFooTabBar() { |
| final String name = "foo\tbar"; |
| final String dqName = "foo\\tbar"; |
| final FileHeader fh = dqHeader(dqName); |
| assertEquals(dqGitLine(dqName).length(), fh.parseGitFileName(0, |
| fh.buf.length)); |
| assertEquals(name, fh.getOldPath()); |
| assertSame(fh.getOldPath(), fh.getNewPath()); |
| assertFalse(fh.hasMetaDataChanges()); |
| } |
| |
| @Test |
| public void testParseGitFileName_DqFooSpLfNulBar() { |
| final String name = "foo \n\0bar"; |
| final String dqName = "foo \\n\\0bar"; |
| final FileHeader fh = dqHeader(dqName); |
| assertEquals(dqGitLine(dqName).length(), fh.parseGitFileName(0, |
| fh.buf.length)); |
| assertEquals(name, fh.getOldPath()); |
| assertSame(fh.getOldPath(), fh.getNewPath()); |
| assertFalse(fh.hasMetaDataChanges()); |
| } |
| |
| @Test |
| public void testParseGitFileName_SrcFooC() { |
| final String name = "src/foo/bar/argh/code.c"; |
| final FileHeader fh = header(name); |
| assertEquals(gitLine(name).length(), fh.parseGitFileName(0, |
| fh.buf.length)); |
| assertEquals(name, fh.getOldPath()); |
| assertSame(fh.getOldPath(), fh.getNewPath()); |
| assertFalse(fh.hasMetaDataChanges()); |
| } |
| |
| @Test |
| public void testParseGitFileName_SrcFooCNonStandardPrefix() { |
| final String name = "src/foo/bar/argh/code.c"; |
| final String header = "project-v-1.0/" + name + " mydev/" + name + "\n"; |
| final FileHeader fh = data(header + "-"); |
| assertEquals(header.length(), fh.parseGitFileName(0, fh.buf.length)); |
| assertEquals(name, fh.getOldPath()); |
| assertSame(fh.getOldPath(), fh.getNewPath()); |
| assertFalse(fh.hasMetaDataChanges()); |
| } |
| |
| @Test |
| public void testParseUnicodeName_NewFile() { |
| final FileHeader fh = data("diff --git \"a/\\303\\205ngstr\\303\\266m\" \"b/\\303\\205ngstr\\303\\266m\"\n" |
| + "new file mode 100644\n" |
| + "index 0000000..7898192\n" |
| + "--- /dev/null\n" |
| + "+++ \"b/\\303\\205ngstr\\303\\266m\"\n" |
| + "@@ -0,0 +1 @@\n" + "+a\n"); |
| assertParse(fh); |
| |
| assertEquals("/dev/null", fh.getOldPath()); |
| assertSame(DiffEntry.DEV_NULL, fh.getOldPath()); |
| assertEquals("\u00c5ngstr\u00f6m", fh.getNewPath()); |
| |
| assertSame(FileHeader.ChangeType.ADD, fh.getChangeType()); |
| assertSame(FileHeader.PatchType.UNIFIED, fh.getPatchType()); |
| assertTrue(fh.hasMetaDataChanges()); |
| |
| assertSame(FileMode.MISSING, fh.getOldMode()); |
| assertSame(FileMode.REGULAR_FILE, fh.getNewMode()); |
| |
| assertEquals("0000000", fh.getOldId().name()); |
| assertEquals("7898192", fh.getNewId().name()); |
| assertEquals(0, fh.getScore()); |
| } |
| |
| @Test |
| public void testParseUnicodeName_DeleteFile() { |
| final FileHeader fh = data("diff --git \"a/\\303\\205ngstr\\303\\266m\" \"b/\\303\\205ngstr\\303\\266m\"\n" |
| + "deleted file mode 100644\n" |
| + "index 7898192..0000000\n" |
| + "--- \"a/\\303\\205ngstr\\303\\266m\"\n" |
| + "+++ /dev/null\n" |
| + "@@ -1 +0,0 @@\n" + "-a\n"); |
| assertParse(fh); |
| |
| assertEquals("\u00c5ngstr\u00f6m", fh.getOldPath()); |
| assertEquals("/dev/null", fh.getNewPath()); |
| assertSame(DiffEntry.DEV_NULL, fh.getNewPath()); |
| |
| assertSame(FileHeader.ChangeType.DELETE, fh.getChangeType()); |
| assertSame(FileHeader.PatchType.UNIFIED, fh.getPatchType()); |
| assertTrue(fh.hasMetaDataChanges()); |
| |
| assertSame(FileMode.REGULAR_FILE, fh.getOldMode()); |
| assertSame(FileMode.MISSING, fh.getNewMode()); |
| |
| assertEquals("7898192", fh.getOldId().name()); |
| assertEquals("0000000", fh.getNewId().name()); |
| assertEquals(0, fh.getScore()); |
| } |
| |
| @Test |
| public void testParseModeChange() { |
| final FileHeader fh = data("diff --git a/a b b/a b\n" |
| + "old mode 100644\n" + "new mode 100755\n"); |
| assertParse(fh); |
| assertEquals("a b", fh.getOldPath()); |
| assertEquals("a b", fh.getNewPath()); |
| |
| assertSame(FileHeader.ChangeType.MODIFY, fh.getChangeType()); |
| assertSame(FileHeader.PatchType.UNIFIED, fh.getPatchType()); |
| assertTrue(fh.hasMetaDataChanges()); |
| |
| assertNull(fh.getOldId()); |
| assertNull(fh.getNewId()); |
| |
| assertSame(FileMode.REGULAR_FILE, fh.getOldMode()); |
| assertSame(FileMode.EXECUTABLE_FILE, fh.getNewMode()); |
| assertEquals(0, fh.getScore()); |
| } |
| |
| @Test |
| public void testParseRename100_NewStyle() { |
| final FileHeader fh = data("diff --git a/a b/ c/\\303\\205ngstr\\303\\266m\n" |
| + "similarity index 100%\n" |
| + "rename from a\n" |
| + "rename to \" c/\\303\\205ngstr\\303\\266m\"\n"); |
| int ptr = fh.parseGitFileName(0, fh.buf.length); |
| assertTrue(ptr > 0); |
| assertNull(fh.getOldPath()); // can't parse names on a rename |
| assertNull(fh.getNewPath()); |
| |
| ptr = fh.parseGitHeaders(ptr, fh.buf.length); |
| assertTrue(ptr > 0); |
| |
| assertEquals("a", fh.getOldPath()); |
| assertEquals(" c/\u00c5ngstr\u00f6m", fh.getNewPath()); |
| |
| assertSame(FileHeader.ChangeType.RENAME, fh.getChangeType()); |
| assertSame(FileHeader.PatchType.UNIFIED, fh.getPatchType()); |
| assertTrue(fh.hasMetaDataChanges()); |
| |
| assertNull(fh.getOldId()); |
| assertNull(fh.getNewId()); |
| |
| assertNull(fh.getOldMode()); |
| assertNull(fh.getNewMode()); |
| |
| assertEquals(100, fh.getScore()); |
| } |
| |
| @Test |
| public void testParseRename100_OldStyle() { |
| final FileHeader fh = data("diff --git a/a b/ c/\\303\\205ngstr\\303\\266m\n" |
| + "similarity index 100%\n" |
| + "rename old a\n" |
| + "rename new \" c/\\303\\205ngstr\\303\\266m\"\n"); |
| int ptr = fh.parseGitFileName(0, fh.buf.length); |
| assertTrue(ptr > 0); |
| assertNull(fh.getOldPath()); // can't parse names on a rename |
| assertNull(fh.getNewPath()); |
| |
| ptr = fh.parseGitHeaders(ptr, fh.buf.length); |
| assertTrue(ptr > 0); |
| |
| assertEquals("a", fh.getOldPath()); |
| assertEquals(" c/\u00c5ngstr\u00f6m", fh.getNewPath()); |
| |
| assertSame(FileHeader.ChangeType.RENAME, fh.getChangeType()); |
| assertSame(FileHeader.PatchType.UNIFIED, fh.getPatchType()); |
| assertTrue(fh.hasMetaDataChanges()); |
| |
| assertNull(fh.getOldId()); |
| assertNull(fh.getNewId()); |
| |
| assertNull(fh.getOldMode()); |
| assertNull(fh.getNewMode()); |
| |
| assertEquals(100, fh.getScore()); |
| } |
| |
| @Test |
| public void testParseCopy100() { |
| final FileHeader fh = data("diff --git a/a b/ c/\\303\\205ngstr\\303\\266m\n" |
| + "similarity index 100%\n" |
| + "copy from a\n" |
| + "copy to \" c/\\303\\205ngstr\\303\\266m\"\n"); |
| int ptr = fh.parseGitFileName(0, fh.buf.length); |
| assertTrue(ptr > 0); |
| assertNull(fh.getOldPath()); // can't parse names on a copy |
| assertNull(fh.getNewPath()); |
| |
| ptr = fh.parseGitHeaders(ptr, fh.buf.length); |
| assertTrue(ptr > 0); |
| |
| assertEquals("a", fh.getOldPath()); |
| assertEquals(" c/\u00c5ngstr\u00f6m", fh.getNewPath()); |
| |
| assertSame(FileHeader.ChangeType.COPY, fh.getChangeType()); |
| assertSame(FileHeader.PatchType.UNIFIED, fh.getPatchType()); |
| assertTrue(fh.hasMetaDataChanges()); |
| |
| assertNull(fh.getOldId()); |
| assertNull(fh.getNewId()); |
| |
| assertNull(fh.getOldMode()); |
| assertNull(fh.getNewMode()); |
| |
| assertEquals(100, fh.getScore()); |
| } |
| |
| @Test |
| public void testParseFullIndexLine_WithMode() { |
| final String oid = "78981922613b2afb6025042ff6bd878ac1994e85"; |
| final String nid = "61780798228d17af2d34fce4cfbdf35556832472"; |
| final FileHeader fh = data("diff --git a/a b/a\n" + "index " + oid |
| + ".." + nid + " 100644\n" + "--- a/a\n" + "+++ b/a\n"); |
| assertParse(fh); |
| |
| assertEquals("a", fh.getOldPath()); |
| assertEquals("a", fh.getNewPath()); |
| |
| assertSame(FileMode.REGULAR_FILE, fh.getOldMode()); |
| assertSame(FileMode.REGULAR_FILE, fh.getNewMode()); |
| assertFalse(fh.hasMetaDataChanges()); |
| |
| assertNotNull(fh.getOldId()); |
| assertNotNull(fh.getNewId()); |
| |
| assertTrue(fh.getOldId().isComplete()); |
| assertTrue(fh.getNewId().isComplete()); |
| |
| assertEquals(ObjectId.fromString(oid), fh.getOldId().toObjectId()); |
| assertEquals(ObjectId.fromString(nid), fh.getNewId().toObjectId()); |
| } |
| |
| @Test |
| public void testParseFullIndexLine_NoMode() { |
| final String oid = "78981922613b2afb6025042ff6bd878ac1994e85"; |
| final String nid = "61780798228d17af2d34fce4cfbdf35556832472"; |
| final FileHeader fh = data("diff --git a/a b/a\n" + "index " + oid |
| + ".." + nid + "\n" + "--- a/a\n" + "+++ b/a\n"); |
| assertParse(fh); |
| |
| assertEquals("a", fh.getOldPath()); |
| assertEquals("a", fh.getNewPath()); |
| assertFalse(fh.hasMetaDataChanges()); |
| |
| assertNull(fh.getOldMode()); |
| assertNull(fh.getNewMode()); |
| |
| assertNotNull(fh.getOldId()); |
| assertNotNull(fh.getNewId()); |
| |
| assertTrue(fh.getOldId().isComplete()); |
| assertTrue(fh.getNewId().isComplete()); |
| |
| assertEquals(ObjectId.fromString(oid), fh.getOldId().toObjectId()); |
| assertEquals(ObjectId.fromString(nid), fh.getNewId().toObjectId()); |
| } |
| |
| @Test |
| public void testParseAbbrIndexLine_WithMode() { |
| final int a = 7; |
| final String oid = "78981922613b2afb6025042ff6bd878ac1994e85"; |
| final String nid = "61780798228d17af2d34fce4cfbdf35556832472"; |
| final FileHeader fh = data("diff --git a/a b/a\n" + "index " |
| + oid.substring(0, a - 1) + ".." + nid.substring(0, a - 1) |
| + " 100644\n" + "--- a/a\n" + "+++ b/a\n"); |
| assertParse(fh); |
| |
| assertEquals("a", fh.getOldPath()); |
| assertEquals("a", fh.getNewPath()); |
| |
| assertSame(FileMode.REGULAR_FILE, fh.getOldMode()); |
| assertSame(FileMode.REGULAR_FILE, fh.getNewMode()); |
| assertFalse(fh.hasMetaDataChanges()); |
| |
| assertNotNull(fh.getOldId()); |
| assertNotNull(fh.getNewId()); |
| |
| assertFalse(fh.getOldId().isComplete()); |
| assertFalse(fh.getNewId().isComplete()); |
| |
| assertEquals(oid.substring(0, a - 1), fh.getOldId().name()); |
| assertEquals(nid.substring(0, a - 1), fh.getNewId().name()); |
| |
| assertTrue(ObjectId.fromString(oid).startsWith(fh.getOldId())); |
| assertTrue(ObjectId.fromString(nid).startsWith(fh.getNewId())); |
| } |
| |
| @Test |
| public void testParseAbbrIndexLine_NoMode() { |
| final int a = 7; |
| final String oid = "78981922613b2afb6025042ff6bd878ac1994e85"; |
| final String nid = "61780798228d17af2d34fce4cfbdf35556832472"; |
| final FileHeader fh = data("diff --git a/a b/a\n" + "index " |
| + oid.substring(0, a - 1) + ".." + nid.substring(0, a - 1) |
| + "\n" + "--- a/a\n" + "+++ b/a\n"); |
| assertParse(fh); |
| |
| assertEquals("a", fh.getOldPath()); |
| assertEquals("a", fh.getNewPath()); |
| |
| assertNull(fh.getOldMode()); |
| assertNull(fh.getNewMode()); |
| assertFalse(fh.hasMetaDataChanges()); |
| |
| assertNotNull(fh.getOldId()); |
| assertNotNull(fh.getNewId()); |
| |
| assertFalse(fh.getOldId().isComplete()); |
| assertFalse(fh.getNewId().isComplete()); |
| |
| assertEquals(oid.substring(0, a - 1), fh.getOldId().name()); |
| assertEquals(nid.substring(0, a - 1), fh.getNewId().name()); |
| |
| assertTrue(ObjectId.fromString(oid).startsWith(fh.getOldId())); |
| assertTrue(ObjectId.fromString(nid).startsWith(fh.getNewId())); |
| } |
| |
| private static void assertParse(final FileHeader fh) { |
| int ptr = fh.parseGitFileName(0, fh.buf.length); |
| assertTrue(ptr > 0); |
| ptr = fh.parseGitHeaders(ptr, fh.buf.length); |
| assertTrue(ptr > 0); |
| } |
| |
| private static FileHeader data(final String in) { |
| return new FileHeader(Constants.encodeASCII(in), 0); |
| } |
| |
| private static FileHeader header(final String path) { |
| return data(gitLine(path) + "--- " + path + "\n"); |
| } |
| |
| private static String gitLine(final String path) { |
| return "a/" + path + " b/" + path + "\n"; |
| } |
| |
| private static FileHeader dqHeader(final String path) { |
| return data(dqGitLine(path) + "--- " + path + "\n"); |
| } |
| |
| private static String dqGitLine(final String path) { |
| return "\"a/" + path + "\" \"b/" + path + "\"\n"; |
| } |
| } |