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- /*
- * Copyright (C) 2008-2009, 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.dircache;
-
- import java.io.File;
-
- import org.eclipse.jgit.lib.Constants;
- import org.eclipse.jgit.lib.FileMode;
- import org.eclipse.jgit.lib.RepositoryTestCase;
-
- public class DirCacheBasicTest extends RepositoryTestCase {
- public void testReadMissing_RealIndex() throws Exception {
- final File idx = new File(db.getDirectory(), "index");
- assertFalse(idx.exists());
-
- final DirCache dc = db.readDirCache();
- assertNotNull(dc);
- assertEquals(0, dc.getEntryCount());
- }
-
- public void testReadMissing_TempIndex() throws Exception {
- final File idx = new File(db.getDirectory(), "tmp_index");
- assertFalse(idx.exists());
-
- final DirCache dc = DirCache.read(idx);
- assertNotNull(dc);
- assertEquals(0, dc.getEntryCount());
- }
-
- public void testLockMissing_RealIndex() throws Exception {
- final File idx = new File(db.getDirectory(), "index");
- final File lck = new File(db.getDirectory(), "index.lock");
- assertFalse(idx.exists());
- assertFalse(lck.exists());
-
- final DirCache dc = db.lockDirCache();
- assertNotNull(dc);
- assertFalse(idx.exists());
- assertTrue(lck.exists());
- assertEquals(0, dc.getEntryCount());
-
- dc.unlock();
- assertFalse(idx.exists());
- assertFalse(lck.exists());
- }
-
- public void testLockMissing_TempIndex() throws Exception {
- final File idx = new File(db.getDirectory(), "tmp_index");
- final File lck = new File(db.getDirectory(), "tmp_index.lock");
- assertFalse(idx.exists());
- assertFalse(lck.exists());
-
- final DirCache dc = DirCache.lock(idx);
- assertNotNull(dc);
- assertFalse(idx.exists());
- assertTrue(lck.exists());
- assertEquals(0, dc.getEntryCount());
-
- dc.unlock();
- assertFalse(idx.exists());
- assertFalse(lck.exists());
- }
-
- public void testWriteEmptyUnlock_RealIndex() throws Exception {
- final File idx = new File(db.getDirectory(), "index");
- final File lck = new File(db.getDirectory(), "index.lock");
- assertFalse(idx.exists());
- assertFalse(lck.exists());
-
- final DirCache dc = db.lockDirCache();
- assertEquals(0, lck.length());
- dc.write();
- assertEquals(12 + 20, lck.length());
-
- dc.unlock();
- assertFalse(idx.exists());
- assertFalse(lck.exists());
- }
-
- public void testWriteEmptyCommit_RealIndex() throws Exception {
- final File idx = new File(db.getDirectory(), "index");
- final File lck = new File(db.getDirectory(), "index.lock");
- assertFalse(idx.exists());
- assertFalse(lck.exists());
-
- final DirCache dc = db.lockDirCache();
- assertEquals(0, lck.length());
- dc.write();
- assertEquals(12 + 20, lck.length());
-
- assertTrue(dc.commit());
- assertTrue(idx.exists());
- assertFalse(lck.exists());
- assertEquals(12 + 20, idx.length());
- }
-
- public void testWriteEmptyReadEmpty_RealIndex() throws Exception {
- final File idx = new File(db.getDirectory(), "index");
- final File lck = new File(db.getDirectory(), "index.lock");
- assertFalse(idx.exists());
- assertFalse(lck.exists());
- {
- final DirCache dc = db.lockDirCache();
- dc.write();
- assertTrue(dc.commit());
- assertTrue(idx.exists());
- }
- {
- final DirCache dc = db.readDirCache();
- assertEquals(0, dc.getEntryCount());
- }
- }
-
- public void testWriteEmptyLockEmpty_RealIndex() throws Exception {
- final File idx = new File(db.getDirectory(), "index");
- final File lck = new File(db.getDirectory(), "index.lock");
- assertFalse(idx.exists());
- assertFalse(lck.exists());
- {
- final DirCache dc = db.lockDirCache();
- dc.write();
- assertTrue(dc.commit());
- assertTrue(idx.exists());
- }
- {
- final DirCache dc = db.lockDirCache();
- assertEquals(0, dc.getEntryCount());
- assertTrue(idx.exists());
- assertTrue(lck.exists());
- dc.unlock();
- }
- }
-
- public void testBuildThenClear() 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();
- assertFalse(dc.hasUnmergedPaths());
-
- assertEquals(paths.length, dc.getEntryCount());
- dc.clear();
- assertEquals(0, dc.getEntryCount());
- assertFalse(dc.hasUnmergedPaths());
- }
-
- public void testDetectUnmergedPaths() throws Exception {
- final DirCache dc = db.readDirCache();
- final DirCacheEntry[] ents = new DirCacheEntry[3];
-
- ents[0] = new DirCacheEntry("a", 1);
- ents[0].setFileMode(FileMode.REGULAR_FILE);
- ents[1] = new DirCacheEntry("a", 2);
- ents[1].setFileMode(FileMode.REGULAR_FILE);
- ents[2] = new DirCacheEntry("a", 3);
- ents[2].setFileMode(FileMode.REGULAR_FILE);
-
- final DirCacheBuilder b = dc.builder();
- for (int i = 0; i < ents.length; i++)
- b.add(ents[i]);
- b.finish();
- assertTrue(dc.hasUnmergedPaths());
- }
-
- public void testFindOnEmpty() throws Exception {
- final DirCache dc = DirCache.newInCore();
- final byte[] path = Constants.encode("a");
- assertEquals(-1, dc.findEntry(path, path.length));
- }
- }
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