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1   /*
2    * Copyright (C) 2008, Imran M Yousuf <imyousuf@smartitengineering.com>
3    * Copyright (C) 2008, Marek Zawirski <marek.zawirski@gmail.com>
4    * Copyright (C) 2009, Matthias Sohn <matthias.sohn@sap.com> and others
5    *
6    * This program and the accompanying materials are made available under the
7    * terms of the Eclipse Distribution License v. 1.0 which is available at
8    * https://www.eclipse.org/org/documents/edl-v10.php.
9    *
10   * SPDX-License-Identifier: BSD-3-Clause
11   */
12  
13  package org.eclipse.jgit.internal.storage.file;
14  
15  import static org.junit.Assert.assertEquals;
16  import static org.junit.Assert.assertTrue;
17  
18  import java.io.File;
19  
20  import org.eclipse.jgit.errors.MissingObjectException;
21  import org.eclipse.jgit.junit.JGitTestUtil;
22  import org.eclipse.jgit.lib.ObjectId;
23  import org.junit.Test;
24  
25  public class PackIndexV2Test extends PackIndexTestCase {
26  	@Override
27  	public File getFileForPack34be9032() {
28  		return JGitTestUtil.getTestResourceFile(
29  				"pack-34be9032ac282b11fa9babdc2b2a93ca996c9c2f.idxV2");
30  	}
31  
32  	@Override
33  	public File getFileForPackdf2982f28() {
34  		return JGitTestUtil.getTestResourceFile(
35  				"pack-df2982f284bbabb6bdb59ee3fcc6eb0983e20371.idxV2");
36  	}
37  
38  	@Override
39  	public File getFileForBadFanoutTable() {
40  		return JGitTestUtil.getTestResourceFile("pack-bad-fanout-table.idxV2");
41  	}
42  
43  	/**
44  	 * Verify CRC32 indexing.
45  	 *
46  	 * @throws UnsupportedOperationException
47  	 * @throws MissingObjectException
48  	 */
49  	@Override
50  	@Test
51  	public void testCRC32() throws MissingObjectException,
52  			UnsupportedOperationException {
53  		assertTrue(smallIdx.hasCRC32Support());
54  		assertEquals(0x00000000C2B64258L, smallIdx.findCRC32(ObjectId
55  				.fromString("4b825dc642cb6eb9a060e54bf8d69288fbee4904")));
56  		assertEquals(0x0000000072AD57C2L, smallIdx.findCRC32(ObjectId
57  				.fromString("540a36d136cf413e4b064c2b0e0a4db60f77feab")));
58  		assertEquals(0x00000000FF10A479L, smallIdx.findCRC32(ObjectId
59  				.fromString("5b6e7c66c276e7610d4a73c70ec1a1f7c1003259")));
60  		assertEquals(0x0000000034B27DDCL, smallIdx.findCRC32(ObjectId
61  				.fromString("6ff87c4664981e4397625791c8ea3bbb5f2279a3")));
62  		assertEquals(0x000000004743F1E4L, smallIdx.findCRC32(ObjectId
63  				.fromString("82c6b885ff600be425b4ea96dee75dca255b69e7")));
64  		assertEquals(0x00000000640B358BL, smallIdx.findCRC32(ObjectId
65  				.fromString("902d5476fa249b7abc9d84c611577a81381f0327")));
66  		assertEquals(0x000000002A17CB5EL, smallIdx.findCRC32(ObjectId
67  				.fromString("aabf2ffaec9b497f0950352b3e582d73035c2035")));
68  		assertEquals(0x000000000B3B5BA6L, smallIdx.findCRC32(ObjectId
69  				.fromString("c59759f143fb1fe21c197981df75a7ee00290799")));
70  	}
71  }