| /* |
| * Copyright (C) 2010, Red Hat 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.attributes; |
| |
| import static java.util.Arrays.asList; |
| import static org.hamcrest.CoreMatchers.hasItem; |
| import static org.hamcrest.MatcherAssert.assertThat; |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertFalse; |
| import static org.junit.Assert.assertNotNull; |
| import static org.junit.Assert.assertTrue; |
| |
| import java.io.IOException; |
| import java.util.Collections; |
| import java.util.List; |
| |
| import org.eclipse.jgit.api.Git; |
| import org.eclipse.jgit.attributes.Attribute.State; |
| import org.eclipse.jgit.dircache.DirCacheIterator; |
| import org.eclipse.jgit.junit.RepositoryTestCase; |
| import org.eclipse.jgit.lib.FileMode; |
| import org.eclipse.jgit.treewalk.TreeWalk; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| /** |
| * Tests attributes node behavior on the index. |
| */ |
| public class AttributesNodeDirCacheIteratorTest extends RepositoryTestCase { |
| |
| private static final FileMode D = FileMode.TREE; |
| |
| private static final FileMode F = FileMode.REGULAR_FILE; |
| |
| private static Attribute EOL_LF = new Attribute("eol", "lf"); |
| |
| private static Attribute DELTA_UNSET = new Attribute("delta", State.UNSET); |
| |
| private Git git; |
| |
| @Override |
| @Before |
| public void setUp() throws Exception { |
| super.setUp(); |
| git = new Git(db); |
| |
| } |
| |
| @Test |
| public void testRules() throws Exception { |
| writeAttributesFile(".git/info/attributes", "windows* eol=crlf"); |
| |
| writeAttributesFile(".gitattributes", "*.txt eol=lf"); |
| writeTrashFile("windows.file", ""); |
| writeTrashFile("windows.txt", ""); |
| writeTrashFile("readme.txt", ""); |
| |
| writeAttributesFile("src/config/.gitattributes", "*.txt -delta"); |
| writeTrashFile("src/config/readme.txt", ""); |
| writeTrashFile("src/config/windows.file", ""); |
| writeTrashFile("src/config/windows.txt", ""); |
| |
| // Adds file to index |
| git.add().addFilepattern(".").call(); |
| |
| try (TreeWalk walk = beginWalk()) { |
| assertIteration(walk, F, ".gitattributes"); |
| assertIteration(walk, F, "readme.txt", asList(EOL_LF)); |
| |
| assertIteration(walk, D, "src"); |
| |
| assertIteration(walk, D, "src/config"); |
| assertIteration(walk, F, "src/config/.gitattributes"); |
| assertIteration(walk, F, "src/config/readme.txt", |
| asList(DELTA_UNSET)); |
| assertIteration(walk, F, "src/config/windows.file", null); |
| assertIteration(walk, F, "src/config/windows.txt", |
| asList(DELTA_UNSET)); |
| |
| assertIteration(walk, F, "windows.file", null); |
| assertIteration(walk, F, "windows.txt", asList(EOL_LF)); |
| |
| assertFalse("Not all files tested", walk.next()); |
| } |
| } |
| |
| /** |
| * Checks that if there is no .gitattributes file in the repository |
| * everything still work fine. |
| * |
| * @throws Exception |
| */ |
| @Test |
| public void testNoAttributes() throws Exception { |
| writeTrashFile("l0.txt", ""); |
| writeTrashFile("level1/l1.txt", ""); |
| writeTrashFile("level1/level2/l2.txt", ""); |
| |
| // Adds file to index |
| git.add().addFilepattern(".").call(); |
| |
| try (TreeWalk walk = beginWalk()) { |
| assertIteration(walk, F, "l0.txt"); |
| |
| assertIteration(walk, D, "level1"); |
| assertIteration(walk, F, "level1/l1.txt"); |
| |
| assertIteration(walk, D, "level1/level2"); |
| assertIteration(walk, F, "level1/level2/l2.txt"); |
| |
| assertFalse("Not all files tested", walk.next()); |
| } |
| } |
| |
| /** |
| * Checks that empty .gitattribute files do not return incorrect value. |
| * |
| * @throws Exception |
| */ |
| @Test |
| public void testEmptyGitAttributeFile() throws Exception { |
| writeAttributesFile(".git/info/attributes", ""); |
| writeTrashFile("l0.txt", ""); |
| writeAttributesFile(".gitattributes", ""); |
| writeTrashFile("level1/l1.txt", ""); |
| writeTrashFile("level1/level2/l2.txt", ""); |
| |
| // Adds file to index |
| git.add().addFilepattern(".").call(); |
| |
| try (TreeWalk walk = beginWalk()) { |
| assertIteration(walk, F, ".gitattributes"); |
| assertIteration(walk, F, "l0.txt"); |
| |
| assertIteration(walk, D, "level1"); |
| assertIteration(walk, F, "level1/l1.txt"); |
| |
| assertIteration(walk, D, "level1/level2"); |
| assertIteration(walk, F, "level1/level2/l2.txt"); |
| |
| assertFalse("Not all files tested", walk.next()); |
| } |
| } |
| |
| @Test |
| public void testNoMatchingAttributes() throws Exception { |
| writeAttributesFile(".git/info/attributes", "*.java delta"); |
| writeAttributesFile(".gitattributes", "*.java -delta"); |
| writeAttributesFile("levelA/.gitattributes", "*.java eol=lf"); |
| writeAttributesFile("levelB/.gitattributes", "*.txt eol=lf"); |
| |
| writeTrashFile("levelA/lA.txt", ""); |
| |
| // Adds file to index |
| git.add().addFilepattern(".").call(); |
| |
| try (TreeWalk walk = beginWalk()) { |
| assertIteration(walk, F, ".gitattributes"); |
| |
| assertIteration(walk, D, "levelA"); |
| assertIteration(walk, F, "levelA/.gitattributes"); |
| assertIteration(walk, F, "levelA/lA.txt"); |
| |
| assertIteration(walk, D, "levelB"); |
| assertIteration(walk, F, "levelB/.gitattributes"); |
| |
| assertFalse("Not all files tested", walk.next()); |
| } |
| } |
| |
| @Test |
| public void testIncorrectAttributeFileName() throws Exception { |
| writeAttributesFile("levelA/file.gitattributes", "*.txt -delta"); |
| writeAttributesFile("gitattributes", "*.txt eol=lf"); |
| |
| writeTrashFile("l0.txt", ""); |
| writeTrashFile("levelA/lA.txt", ""); |
| |
| // Adds file to index |
| git.add().addFilepattern(".").call(); |
| |
| try (TreeWalk walk = beginWalk()) { |
| assertIteration(walk, F, "gitattributes"); |
| |
| assertIteration(walk, F, "l0.txt"); |
| |
| assertIteration(walk, D, "levelA"); |
| assertIteration(walk, F, "levelA/file.gitattributes"); |
| assertIteration(walk, F, "levelA/lA.txt"); |
| |
| assertFalse("Not all files tested", walk.next()); |
| } |
| } |
| |
| private void assertIteration(TreeWalk walk, FileMode type, String pathName) |
| throws IOException { |
| assertIteration(walk, type, pathName, |
| Collections.<Attribute> emptyList()); |
| } |
| |
| private void assertIteration(TreeWalk walk, FileMode type, String pathName, |
| List<Attribute> nodeAttrs) throws IOException { |
| assertTrue("walk has entry", walk.next()); |
| assertEquals(pathName, walk.getPathString()); |
| assertEquals(type, walk.getFileMode(0)); |
| DirCacheIterator itr = walk.getTree(0, DirCacheIterator.class); |
| assertNotNull("has tree", itr); |
| |
| AttributesNode attributesNode = itr.getEntryAttributesNode(db |
| .newObjectReader()); |
| assertAttributesNode(walk, pathName, attributesNode, nodeAttrs); |
| |
| if (D.equals(type)) |
| walk.enterSubtree(); |
| |
| } |
| |
| private void assertAttributesNode(TreeWalk walk, String pathName, |
| AttributesNode attributesNode, List<Attribute> nodeAttrs) |
| throws IOException { |
| if (attributesNode == null) |
| assertTrue(nodeAttrs == null || nodeAttrs.isEmpty()); |
| else { |
| |
| Attributes entryAttributes = new Attributes(); |
| new AttributesHandler(walk).mergeAttributes(attributesNode, |
| pathName, |
| false, |
| entryAttributes); |
| |
| if (nodeAttrs != null && !nodeAttrs.isEmpty()) { |
| for (Attribute attribute : nodeAttrs) { |
| assertThat(entryAttributes.getAll(), |
| hasItem(attribute)); |
| } |
| } else { |
| assertTrue( |
| "The entry " |
| + pathName |
| + " should not have any attributes. Instead, the following attributes are applied to this file " |
| + entryAttributes.toString(), |
| entryAttributes.isEmpty()); |
| } |
| } |
| } |
| |
| private void writeAttributesFile(String name, String... rules) |
| throws IOException { |
| StringBuilder data = new StringBuilder(); |
| for (String line : rules) |
| data.append(line + "\n"); |
| writeTrashFile(name, data.toString()); |
| } |
| |
| private TreeWalk beginWalk() throws Exception { |
| TreeWalk newWalk = new TreeWalk(db); |
| newWalk.addTree(new DirCacheIterator(db.readDirCache())); |
| return newWalk; |
| } |
| } |