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- /*
- * Copyright (C) 2008-2009, Google Inc.
- * Copyright (C) 2011, Matthias Sohn <matthias.sohn@sap.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.dircache;
-
- import static org.junit.Assert.assertEquals;
- import static org.junit.Assert.assertFalse;
- import static org.junit.Assert.assertNotNull;
- import static org.junit.Assert.assertNotSame;
- import static org.junit.Assert.assertSame;
- import static org.junit.Assert.assertTrue;
- import static org.junit.Assert.fail;
-
- import java.io.File;
-
- import org.eclipse.jgit.events.IndexChangedEvent;
- import org.eclipse.jgit.events.IndexChangedListener;
- import org.eclipse.jgit.events.ListenerList;
- import org.eclipse.jgit.junit.RepositoryTestCase;
- import org.eclipse.jgit.lib.FileMode;
- import org.eclipse.jgit.lib.ObjectId;
- import org.junit.Test;
-
- public class DirCacheBuilderTest extends RepositoryTestCase {
- @Test
- public void testBuildEmpty() throws Exception {
- {
- final DirCache dc = db.lockDirCache();
- final DirCacheBuilder b = dc.builder();
- assertNotNull(b);
- b.finish();
- dc.write();
- assertTrue(dc.commit());
- }
- {
- final DirCache dc = db.readDirCache();
- assertEquals(0, dc.getEntryCount());
- }
- }
-
- @Test
- public void testBuildRejectsUnsetFileMode() throws Exception {
- final DirCache dc = DirCache.newInCore();
- final DirCacheBuilder b = dc.builder();
- assertNotNull(b);
-
- final DirCacheEntry e = new DirCacheEntry("a");
- assertEquals(0, e.getRawMode());
- try {
- b.add(e);
- } catch (IllegalArgumentException err) {
- assertEquals("FileMode not set for path a", err.getMessage());
- }
- }
-
- @Test
- public void testBuildOneFile_FinishWriteCommit() throws Exception {
- final String path = "a-file-path";
- final FileMode mode = FileMode.REGULAR_FILE;
- final long lastModified = 1218123387057L;
- final int length = 1342;
- final DirCacheEntry entOrig;
- {
- final DirCache dc = db.lockDirCache();
- final DirCacheBuilder b = dc.builder();
- assertNotNull(b);
-
- entOrig = new DirCacheEntry(path);
- entOrig.setFileMode(mode);
- entOrig.setLastModified(lastModified);
- entOrig.setLength(length);
-
- assertNotSame(path, entOrig.getPathString());
- assertEquals(path, entOrig.getPathString());
- assertEquals(ObjectId.zeroId(), entOrig.getObjectId());
- assertEquals(mode.getBits(), entOrig.getRawMode());
- assertEquals(0, entOrig.getStage());
- assertEquals(lastModified, entOrig.getLastModified());
- assertEquals(length, entOrig.getLength());
- assertFalse(entOrig.isAssumeValid());
- b.add(entOrig);
-
- b.finish();
- assertEquals(1, dc.getEntryCount());
- assertSame(entOrig, dc.getEntry(0));
-
- dc.write();
- assertTrue(dc.commit());
- }
- {
- final DirCache dc = db.readDirCache();
- assertEquals(1, dc.getEntryCount());
-
- final DirCacheEntry entRead = dc.getEntry(0);
- assertNotSame(entOrig, entRead);
- assertEquals(path, entRead.getPathString());
- assertEquals(ObjectId.zeroId(), entOrig.getObjectId());
- assertEquals(mode.getBits(), entOrig.getRawMode());
- assertEquals(0, entOrig.getStage());
- assertEquals(lastModified, entOrig.getLastModified());
- assertEquals(length, entOrig.getLength());
- assertFalse(entOrig.isAssumeValid());
- }
- }
-
- @Test
- public void testBuildOneFile_Commit() throws Exception {
- final String path = "a-file-path";
- final FileMode mode = FileMode.REGULAR_FILE;
- final long lastModified = 1218123387057L;
- final int length = 1342;
- final DirCacheEntry entOrig;
- {
- final DirCache dc = db.lockDirCache();
- final DirCacheBuilder b = dc.builder();
- assertNotNull(b);
-
- entOrig = new DirCacheEntry(path);
- entOrig.setFileMode(mode);
- entOrig.setLastModified(lastModified);
- entOrig.setLength(length);
-
- assertNotSame(path, entOrig.getPathString());
- assertEquals(path, entOrig.getPathString());
- assertEquals(ObjectId.zeroId(), entOrig.getObjectId());
- assertEquals(mode.getBits(), entOrig.getRawMode());
- assertEquals(0, entOrig.getStage());
- assertEquals(lastModified, entOrig.getLastModified());
- assertEquals(length, entOrig.getLength());
- assertFalse(entOrig.isAssumeValid());
- b.add(entOrig);
-
- assertTrue(b.commit());
- assertEquals(1, dc.getEntryCount());
- assertSame(entOrig, dc.getEntry(0));
- assertFalse(new File(db.getDirectory(), "index.lock").exists());
- }
- {
- final DirCache dc = db.readDirCache();
- assertEquals(1, dc.getEntryCount());
-
- final DirCacheEntry entRead = dc.getEntry(0);
- assertNotSame(entOrig, entRead);
- assertEquals(path, entRead.getPathString());
- assertEquals(ObjectId.zeroId(), entOrig.getObjectId());
- assertEquals(mode.getBits(), entOrig.getRawMode());
- assertEquals(0, entOrig.getStage());
- assertEquals(lastModified, entOrig.getLastModified());
- assertEquals(length, entOrig.getLength());
- assertFalse(entOrig.isAssumeValid());
- }
- }
-
- @Test
- public void testBuildOneFile_Commit_IndexChangedEvent()
- throws Exception {
- final class ReceivedEventMarkerException extends RuntimeException {
- private static final long serialVersionUID = 1L;
- // empty
- }
-
- final String path = "a-file-path";
- final FileMode mode = FileMode.REGULAR_FILE;
- // "old" date in 2008
- final long lastModified = 1218123387057L;
- final int length = 1342;
- DirCacheEntry entOrig;
- boolean receivedEvent = false;
-
- DirCache dc = db.lockDirCache();
- IndexChangedListener listener = new IndexChangedListener() {
-
- public void onIndexChanged(IndexChangedEvent event) {
- throw new ReceivedEventMarkerException();
- }
- };
-
- ListenerList l = db.getListenerList();
- l.addIndexChangedListener(listener);
- DirCacheBuilder b = dc.builder();
-
- entOrig = new DirCacheEntry(path);
- entOrig.setFileMode(mode);
- entOrig.setLastModified(lastModified);
- entOrig.setLength(length);
- b.add(entOrig);
- try {
- b.commit();
- } catch (ReceivedEventMarkerException e) {
- receivedEvent = true;
- }
- if (!receivedEvent)
- fail("did not receive IndexChangedEvent");
-
- // do the same again, as this doesn't change index compared to first
- // round we should get no event this time
- dc = db.lockDirCache();
- listener = new IndexChangedListener() {
-
- public void onIndexChanged(IndexChangedEvent event) {
- throw new ReceivedEventMarkerException();
- }
- };
-
- l = db.getListenerList();
- l.addIndexChangedListener(listener);
- b = dc.builder();
-
- entOrig = new DirCacheEntry(path);
- entOrig.setFileMode(mode);
- entOrig.setLastModified(lastModified);
- entOrig.setLength(length);
- b.add(entOrig);
- try {
- b.commit();
- } catch (ReceivedEventMarkerException e) {
- fail("unexpected IndexChangedEvent");
- }
- }
-
- @Test
- public void testFindSingleFile() throws Exception {
- final String path = "a-file-path";
- final DirCache dc = db.readDirCache();
- final DirCacheBuilder b = dc.builder();
- assertNotNull(b);
-
- final DirCacheEntry entOrig = new DirCacheEntry(path);
- entOrig.setFileMode(FileMode.REGULAR_FILE);
- assertNotSame(path, entOrig.getPathString());
- assertEquals(path, entOrig.getPathString());
- b.add(entOrig);
- b.finish();
-
- assertEquals(1, dc.getEntryCount());
- assertSame(entOrig, dc.getEntry(0));
- assertEquals(0, dc.findEntry(path));
-
- assertEquals(-1, dc.findEntry("@@-before"));
- assertEquals(0, real(dc.findEntry("@@-before")));
-
- assertEquals(-2, dc.findEntry("a-zoo"));
- assertEquals(1, real(dc.findEntry("a-zoo")));
-
- assertSame(entOrig, dc.getEntry(path));
- }
-
- @Test
- public void testAdd_InGitSortOrder() throws Exception {
- final DirCache dc = db.readDirCache();
-
- final String[] paths = { "a-", "a.b", "a/b", "a0b" };
- final DirCacheEntry[] ents = new DirCacheEntry[paths.length];
- for (int i = 0; i < paths.length; i++) {
- ents[i] = new DirCacheEntry(paths[i]);
- ents[i].setFileMode(FileMode.REGULAR_FILE);
- }
-
- final DirCacheBuilder b = dc.builder();
- for (int i = 0; i < ents.length; i++)
- b.add(ents[i]);
- b.finish();
-
- assertEquals(paths.length, dc.getEntryCount());
- for (int i = 0; i < paths.length; i++) {
- assertSame(ents[i], dc.getEntry(i));
- assertEquals(paths[i], dc.getEntry(i).getPathString());
- assertEquals(i, dc.findEntry(paths[i]));
- assertSame(ents[i], dc.getEntry(paths[i]));
- }
- }
-
- @Test
- public void testAdd_ReverseGitSortOrder() throws Exception {
- final DirCache dc = db.readDirCache();
-
- final String[] paths = { "a-", "a.b", "a/b", "a0b" };
- final DirCacheEntry[] ents = new DirCacheEntry[paths.length];
- for (int i = 0; i < paths.length; i++) {
- ents[i] = new DirCacheEntry(paths[i]);
- ents[i].setFileMode(FileMode.REGULAR_FILE);
- }
-
- final DirCacheBuilder b = dc.builder();
- for (int i = ents.length - 1; i >= 0; i--)
- b.add(ents[i]);
- b.finish();
-
- assertEquals(paths.length, dc.getEntryCount());
- for (int i = 0; i < paths.length; i++) {
- assertSame(ents[i], dc.getEntry(i));
- assertEquals(paths[i], dc.getEntry(i).getPathString());
- assertEquals(i, dc.findEntry(paths[i]));
- assertSame(ents[i], dc.getEntry(paths[i]));
- }
- }
-
- @Test
- public void testBuilderClear() throws Exception {
- final DirCache dc = db.readDirCache();
-
- final String[] paths = { "a-", "a.b", "a/b", "a0b" };
- final DirCacheEntry[] ents = new DirCacheEntry[paths.length];
- for (int i = 0; i < paths.length; i++) {
- ents[i] = new DirCacheEntry(paths[i]);
- ents[i].setFileMode(FileMode.REGULAR_FILE);
- }
- {
- final DirCacheBuilder b = dc.builder();
- for (int i = 0; i < ents.length; i++)
- b.add(ents[i]);
- b.finish();
- }
- assertEquals(paths.length, dc.getEntryCount());
- {
- final DirCacheBuilder b = dc.builder();
- b.finish();
- }
- assertEquals(0, dc.getEntryCount());
- }
-
- private static int real(int eIdx) {
- if (eIdx < 0)
- eIdx = -(eIdx + 1);
- return eIdx;
- }
- }
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