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- /*
- * 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 junit.framework.TestCase;
-
- import org.eclipse.jgit.diff.DiffEntry;
- import org.eclipse.jgit.lib.Constants;
- import org.eclipse.jgit.lib.FileMode;
- import org.eclipse.jgit.lib.ObjectId;
-
- public class FileHeaderTest extends TestCase {
- 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());
- }
-
- public void testParseGitFileName_NoLF() {
- final FileHeader fh = data("a/ b/");
- assertEquals(-1, fh.parseGitFileName(0, fh.buf.length));
- }
-
- public void testParseGitFileName_NoSecondLine() {
- final FileHeader fh = data("\n");
- assertEquals(-1, fh.parseGitFileName(0, fh.buf.length));
- }
-
- public void testParseGitFileName_EmptyHeader() {
- final FileHeader fh = data("\n\n");
- assertEquals(1, fh.parseGitFileName(0, fh.buf.length));
- }
-
- 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());
- }
-
- 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());
- }
-
- 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());
- }
-
- 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());
- }
-
- 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());
- }
-
- 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());
- }
-
- 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());
- }
-
- 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());
- }
-
- 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());
- }
-
- 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());
- }
-
- 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());
- }
-
- 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());
- }
-
- 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());
- }
-
- 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());
- }
-
- 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());
- }
-
- 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()));
- }
-
- 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";
- }
- }
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