| /* |
| * 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 java.time.Instant; |
| |
| 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); |
| fail("did not reject unset file mode"); |
| } 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 Instant lastModified = Instant.ofEpochMilli(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.getLastModifiedInstant()); |
| 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.getLastModifiedInstant()); |
| 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 Instant lastModified = Instant.ofEpochMilli(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.getLastModifiedInstant()); |
| 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.getLastModifiedInstant()); |
| 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 Instant lastModified = Instant.ofEpochMilli(1218123387057L); |
| final int length = 1342; |
| DirCacheEntry entOrig; |
| boolean receivedEvent = false; |
| |
| DirCache dc = db.lockDirCache(); |
| IndexChangedListener listener = new IndexChangedListener() { |
| |
| @Override |
| 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() { |
| |
| @Override |
| 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; |
| } |
| } |