123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251 |
- /*
- * 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");
- RandomAccessFile rf = new RandomAccessFile(file, "rw");
- rf.setLength(4429185024L);
- rf.close();
- 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
- rf = new RandomAccessFile(file, "rw");
- rf.write(0);
- rf.close();
-
- 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
- rf = new RandomAccessFile(file, "rw");
- rf.write('a');
- rf.close();
-
- 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
- rf = new RandomAccessFile(file, "rw");
- rf.setLength(134217728L);
- rf.write(0);
- rf.close();
-
- 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
- rf = new RandomAccessFile(file, "rw");
- rf.write('a');
- rf.close();
-
- 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
- rf = new RandomAccessFile(file, "rw");
- rf.setLength(3429185024L);
- rf.write(0);
- rf.close();
-
- 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
- rf = new RandomAccessFile(file, "rw");
- rf.write('a');
- rf.close();
-
- 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());
- }
-
- }
|