org.eclipse.jgit.test/tst/org/eclipse/jgit/internal/storage/file/PackIndexV2Test.java

/*
 * Copyright (C) 2008, Imran M Yousuf <imyousuf@smartitengineering.com>
 * Copyright (C) 2008, Marek Zawirski <marek.zawirski@gmail.com>
 * Copyright (C) 2009, 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.internal.storage.file;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;

import java.io.File;

import org.eclipse.jgit.errors.MissingObjectException;
import org.eclipse.jgit.junit.JGitTestUtil;
import org.eclipse.jgit.lib.ObjectId;
import org.junit.Test;

public class PackIndexV2Test extends PackIndexTestCase {
	@Override
	public File getFileForPack34be9032() {
		return JGitTestUtil.getTestResourceFile(
				"pack-34be9032ac282b11fa9babdc2b2a93ca996c9c2f.idxV2");
	}

	@Override
	public File getFileForPackdf2982f28() {
		return JGitTestUtil.getTestResourceFile(
				"pack-df2982f284bbabb6bdb59ee3fcc6eb0983e20371.idxV2");
	}

	/**
	 * Verify CRC32 indexing.
	 *
	 * @throws UnsupportedOperationException
	 * @throws MissingObjectException
	 */
	@Override
	@Test
	public void testCRC32() throws MissingObjectException,
			UnsupportedOperationException {
		assertTrue(smallIdx.hasCRC32Support());
		assertEquals(0x00000000C2B64258L, smallIdx.findCRC32(ObjectId
				.fromString("4b825dc642cb6eb9a060e54bf8d69288fbee4904")));
		assertEquals(0x0000000072AD57C2L, smallIdx.findCRC32(ObjectId
				.fromString("540a36d136cf413e4b064c2b0e0a4db60f77feab")));
		assertEquals(0x00000000FF10A479L, smallIdx.findCRC32(ObjectId
				.fromString("5b6e7c66c276e7610d4a73c70ec1a1f7c1003259")));
		assertEquals(0x0000000034B27DDCL, smallIdx.findCRC32(ObjectId
				.fromString("6ff87c4664981e4397625791c8ea3bbb5f2279a3")));
		assertEquals(0x000000004743F1E4L, smallIdx.findCRC32(ObjectId
				.fromString("82c6b885ff600be425b4ea96dee75dca255b69e7")));
		assertEquals(0x00000000640B358BL, smallIdx.findCRC32(ObjectId
				.fromString("902d5476fa249b7abc9d84c611577a81381f0327")));
		assertEquals(0x000000002A17CB5EL, smallIdx.findCRC32(ObjectId
				.fromString("aabf2ffaec9b497f0950352b3e582d73035c2035")));
		assertEquals(0x000000000B3B5BA6L, smallIdx.findCRC32(ObjectId
				.fromString("c59759f143fb1fe21c197981df75a7ee00290799")));
	}
}