| /* |
| * Copyright (C) 2012, 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.api; |
| |
| import static org.junit.Assert.assertEquals; |
| |
| import java.io.File; |
| import java.io.RandomAccessFile; |
| import java.util.Arrays; |
| import java.util.Collection; |
| |
| import org.eclipse.jgit.api.ResetCommand.ResetType; |
| import org.eclipse.jgit.junit.RepositoryTestCase; |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Ignore; |
| import org.junit.Test; |
| |
| public class HugeFileTest extends RepositoryTestCase { |
| |
| private long t = System.currentTimeMillis(); |
| |
| private long lastt = t; |
| |
| private Git git; |
| |
| private void measure(String name) { |
| long c = System.currentTimeMillis(); |
| System.out.println(name + ", dt=" + (c - lastt) / 1000.0 + "s"); |
| lastt = c; |
| } |
| |
| @Before |
| public void before() { |
| git = new Git(db); |
| } |
| |
| @After |
| public void after() { |
| if (git != null) { |
| git.close(); |
| } |
| } |
| |
| @Ignore("Test takes way too long (~10 minutes) to be part of the standard suite") |
| @Test |
| public void testAddHugeFile() throws Exception { |
| measure("Commencing test"); |
| File file = new File(db.getWorkTree(), "a.txt"); |
| try (RandomAccessFile rf = new RandomAccessFile(file, "rw")) { |
| rf.setLength(4429185024L); |
| } |
| measure("Created file"); |
| |
| git.add().addFilepattern("a.txt").call(); |
| measure("Added file"); |
| assertEquals( |
| "[a.txt, mode:100644, length:134217728, sha1:b8cfba97c2b962a44f080b3ca4e03b3204b6a350]", |
| indexState(LENGTH | CONTENT_ID)); |
| |
| Status status = git.status().call(); |
| measure("Status after add"); |
| assertCollectionEquals(Arrays.asList("a.txt"), status.getAdded()); |
| assertEquals(0, status.getChanged().size()); |
| assertEquals(0, status.getConflicting().size()); |
| assertEquals(0, status.getMissing().size()); |
| assertEquals(0, status.getModified().size()); |
| assertEquals(0, status.getRemoved().size()); |
| assertEquals(0, status.getUntracked().size()); |
| |
| // Does not change anything, but modified timestamp |
| try (RandomAccessFile rf = new RandomAccessFile(file, "rw")) { |
| rf.write(0); |
| } |
| |
| status = git.status().call(); |
| measure("Status after non-modifying update"); |
| |
| assertCollectionEquals(Arrays.asList("a.txt"), status.getAdded()); |
| assertEquals(0, status.getChanged().size()); |
| assertEquals(0, status.getConflicting().size()); |
| assertEquals(0, status.getMissing().size()); |
| assertEquals(0, status.getModified().size()); |
| assertEquals(0, status.getRemoved().size()); |
| assertEquals(0, status.getUntracked().size()); |
| |
| // Change something |
| try (RandomAccessFile rf = new RandomAccessFile(file, "rw")) { |
| rf.write('a'); |
| } |
| |
| status = git.status().call(); |
| measure("Status after modifying update"); |
| |
| assertCollectionEquals(Arrays.asList("a.txt"), status.getAdded()); |
| assertEquals(0, status.getChanged().size()); |
| assertEquals(0, status.getConflicting().size()); |
| assertEquals(0, status.getMissing().size()); |
| assertCollectionEquals(Arrays.asList("a.txt"), status.getModified()); |
| assertEquals(0, status.getRemoved().size()); |
| assertEquals(0, status.getUntracked().size()); |
| |
| // Truncate mod 4G and re-establish equality |
| try (RandomAccessFile rf = new RandomAccessFile(file, "rw")) { |
| rf.setLength(134217728L); |
| rf.write(0); |
| } |
| |
| status = git.status().call(); |
| measure("Status after truncating update"); |
| |
| assertCollectionEquals(Arrays.asList("a.txt"), status.getAdded()); |
| assertEquals(0, status.getChanged().size()); |
| assertEquals(0, status.getConflicting().size()); |
| assertEquals(0, status.getMissing().size()); |
| assertCollectionEquals(Arrays.asList("a.txt"), status.getModified()); |
| assertEquals(0, status.getRemoved().size()); |
| assertEquals(0, status.getUntracked().size()); |
| |
| // Change something |
| try (RandomAccessFile rf = new RandomAccessFile(file, "rw")) { |
| rf.write('a'); |
| } |
| |
| status = git.status().call(); |
| measure("Status after modifying and truncating update"); |
| |
| assertCollectionEquals(Arrays.asList("a.txt"), status.getAdded()); |
| assertEquals(0, status.getChanged().size()); |
| assertEquals(0, status.getConflicting().size()); |
| assertEquals(0, status.getMissing().size()); |
| assertCollectionEquals(Arrays.asList("a.txt"), status.getModified()); |
| assertEquals(0, status.getRemoved().size()); |
| assertEquals(0, status.getUntracked().size()); |
| |
| // Truncate to entry length becomes negative int |
| try (RandomAccessFile rf = new RandomAccessFile(file, "rw")) { |
| rf.setLength(3429185024L); |
| rf.write(0); |
| } |
| |
| git.add().addFilepattern("a.txt").call(); |
| measure("Added truncated file"); |
| assertEquals( |
| "[a.txt, mode:100644, length:-865782272, sha1:59b3282f8f59f22d953df956ad3511bf2dc660fd]", |
| indexState(LENGTH | CONTENT_ID)); |
| |
| status = git.status().call(); |
| measure("Status after status on truncated file"); |
| |
| assertCollectionEquals(Arrays.asList("a.txt"), status.getAdded()); |
| assertEquals(0, status.getChanged().size()); |
| assertEquals(0, status.getConflicting().size()); |
| assertEquals(0, status.getMissing().size()); |
| assertEquals(0, status.getModified().size()); |
| assertEquals(0, status.getRemoved().size()); |
| assertEquals(0, status.getUntracked().size()); |
| |
| // Change something |
| try (RandomAccessFile rf = new RandomAccessFile(file, "rw")) { |
| rf.write('a'); |
| } |
| |
| status = git.status().call(); |
| measure("Status after modifying and truncating update"); |
| |
| assertCollectionEquals(Arrays.asList("a.txt"), status.getAdded()); |
| assertEquals(0, status.getChanged().size()); |
| assertEquals(0, status.getConflicting().size()); |
| assertEquals(0, status.getMissing().size()); |
| assertCollectionEquals(Arrays.asList("a.txt"), status.getModified()); |
| assertEquals(0, status.getRemoved().size()); |
| assertEquals(0, status.getUntracked().size()); |
| |
| git.commit().setMessage("make a commit").call(); |
| measure("After commit"); |
| status = git.status().call(); |
| measure("After status after commit"); |
| |
| assertEquals(0, status.getAdded().size()); |
| assertEquals(0, status.getChanged().size()); |
| assertEquals(0, status.getConflicting().size()); |
| assertEquals(0, status.getMissing().size()); |
| assertCollectionEquals(Arrays.asList("a.txt"), status.getModified()); |
| assertEquals(0, status.getRemoved().size()); |
| assertEquals(0, status.getUntracked().size()); |
| |
| git.reset().setMode(ResetType.HARD).call(); |
| measure("After reset --hard"); |
| assertEquals( |
| "[a.txt, mode:100644, length:-865782272, sha1:59b3282f8f59f22d953df956ad3511bf2dc660fd]", |
| indexState(LENGTH | CONTENT_ID)); |
| |
| status = git.status().call(); |
| measure("Status after hard reset"); |
| |
| assertEquals(0, status.getAdded().size()); |
| assertEquals(0, status.getChanged().size()); |
| assertEquals(0, status.getConflicting().size()); |
| assertEquals(0, status.getMissing().size()); |
| assertEquals(0, status.getModified().size()); |
| assertEquals(0, status.getRemoved().size()); |
| assertEquals(0, status.getUntracked().size()); |
| } |
| |
| private static void assertCollectionEquals(Collection<?> asList, |
| Collection<?> added) { |
| assertEquals(asList.toString(), added.toString()); |
| } |
| |
| } |