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- /*
- * Copyright (C) 2013, Robin Rosenberg <robin.rosenberg@dewire.com>
- * 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.treewalk.filter;
-
- import static org.junit.Assert.assertEquals;
- import static org.junit.Assert.assertFalse;
- import static org.junit.Assert.assertTrue;
-
- import java.io.IOException;
-
- import org.eclipse.jgit.dircache.DirCache;
- import org.eclipse.jgit.dircache.DirCacheEditor;
- import org.eclipse.jgit.dircache.DirCacheEditor.PathEdit;
- import org.eclipse.jgit.dircache.DirCacheEntry;
- import org.eclipse.jgit.dircache.DirCacheIterator;
- import org.eclipse.jgit.junit.LocalDiskRepositoryTestCase;
- import org.eclipse.jgit.lib.Constants;
- import org.eclipse.jgit.lib.FileMode;
- import org.eclipse.jgit.lib.ObjectId;
- import org.eclipse.jgit.lib.Repository;
- import org.eclipse.jgit.treewalk.TreeWalk;
- import org.junit.Before;
- import org.junit.Test;
-
- public class InterIndexDiffFilterTest extends LocalDiskRepositoryTestCase {
-
- private Repository db;
-
- @Before
- public void setUp() throws Exception {
- super.setUp();
- db = createWorkRepository();
- }
-
- @Test
- public void testEmpty() throws IOException {
- DirCache dc1 = DirCache.newInCore();
- DirCache dc2 = DirCache.newInCore();
- TreeWalk tw = new TreeWalk(db);
- tw.addTree(new DirCacheIterator(dc1));
- tw.addTree(new DirCacheIterator(dc2));
- assertFalse(tw.next());
- }
-
- static final class AddEdit extends PathEdit {
-
- private final ObjectId data;
-
- private final long length;
-
- private boolean assumeValid;
-
- private FileMode type;
-
- public AddEdit(String entryPath, FileMode type, ObjectId data,
- long length,
- boolean assumeValid) {
- super(entryPath);
- this.type = type;
- this.data = data;
- this.length = length;
- this.assumeValid = assumeValid;
- }
-
- @Override
- public void apply(DirCacheEntry ent) {
- ent.setFileMode(type);
- ent.setLength(length);
- ent.setObjectId(data);
- ent.setAssumeValid(assumeValid);
- }
- }
-
- private ObjectId id(String data) {
- byte[] bytes = data.getBytes();
- return db.newObjectInserter().idFor(Constants.OBJ_BLOB, bytes);
- }
-
- @Test
- public void testOneOnly() throws IOException {
- DirCache dc1 = DirCache.newInCore();
- DirCache dc2 = DirCache.newInCore();
- DirCacheEditor editor = dc1.editor();
- editor.add(new AddEdit("a/a", FileMode.REGULAR_FILE, id("a"), 1, false));
- editor.finish();
-
- TreeWalk tw = new TreeWalk(db);
- tw.setRecursive(true);
- tw.addTree(new DirCacheIterator(dc1));
- tw.addTree(new DirCacheIterator(dc2));
- tw.setFilter(InterIndexDiffFilter.INSTANCE);
- assertTrue(tw.next());
- assertEquals("a/a", tw.getPathString());
- assertFalse(tw.next());
- }
-
- @Test
- public void testTwoSame() throws IOException {
- DirCache dc1 = DirCache.newInCore();
- DirCache dc2 = DirCache.newInCore();
- DirCacheEditor ed1 = dc1.editor();
- ed1.add(new AddEdit("a/a", FileMode.REGULAR_FILE, id("a"), 1, false));
- ed1.finish();
- DirCacheEditor ed2 = dc2.editor();
- ed2.add(new AddEdit("a/a", FileMode.REGULAR_FILE, id("a"), 1, false));
- ed2.finish();
-
- TreeWalk tw = new TreeWalk(db);
- tw.setRecursive(true);
- tw.addTree(new DirCacheIterator(dc1));
- tw.addTree(new DirCacheIterator(dc2));
- tw.setFilter(InterIndexDiffFilter.INSTANCE);
-
- assertFalse(tw.next());
- }
-
- @Test
- public void testTwoSameDifferByAssumeValid() throws IOException {
- DirCache dc1 = DirCache.newInCore();
- DirCache dc2 = DirCache.newInCore();
- DirCacheEditor ed1 = dc1.editor();
- ed1.add(new AddEdit("a/a", FileMode.REGULAR_FILE, id("a"), 1, false));
- ed1.finish();
- DirCacheEditor ed2 = dc2.editor();
- ed2.add(new AddEdit("a/a", FileMode.REGULAR_FILE, id("a"), 1, true));
- ed2.finish();
-
- TreeWalk tw = new TreeWalk(db);
- tw.setRecursive(true);
- tw.addTree(new DirCacheIterator(dc1));
- tw.addTree(new DirCacheIterator(dc2));
- tw.setFilter(InterIndexDiffFilter.INSTANCE);
-
- assertTrue(tw.next());
- assertEquals("a/a", tw.getPathString());
- assertFalse(tw.next());
- }
-
- @Test
- public void testTwoSameSameAssumeValidDifferentContent()
- throws IOException {
- DirCache dc1 = DirCache.newInCore();
- DirCache dc2 = DirCache.newInCore();
- DirCacheEditor ed1 = dc1.editor();
- ed1.add(new AddEdit("a/a", FileMode.REGULAR_FILE, id("a"), 1, true));
- ed1.finish();
- DirCacheEditor ed2 = dc2.editor();
- ed2.add(new AddEdit("a/a", FileMode.REGULAR_FILE, id("b"), 1, true));
- ed2.finish();
-
- TreeWalk tw = new TreeWalk(db);
- tw.setRecursive(true);
- tw.addTree(new DirCacheIterator(dc1));
- tw.addTree(new DirCacheIterator(dc2));
- tw.setFilter(InterIndexDiffFilter.INSTANCE);
-
- assertFalse(tw.next());
- }
- }
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