org.eclipse.jgit.test/tst/org/eclipse/jgit/lib/T0004_PackReader.java

/*
 * Copyright (C) 2008-2009, Google Inc.
 * Copyright (C) 2008, Imran M Yousuf <imyousuf@smartitengineering.com>
 * Copyright (C) 2007, Robin Rosenberg <robin.rosenberg@dewire.com>
 * Copyright (C) 2006-2008, Shawn O. Pearce <spearce@spearce.org>
 * 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
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 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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 */

package org.eclipse.jgit.lib;

import java.io.File;
import java.io.IOException;

import org.eclipse.jgit.util.JGitTestUtil;

public class T0004_PackReader extends SampleDataRepositoryTestCase {
	private static final String PACK_NAME = "pack-34be9032ac282b11fa9babdc2b2a93ca996c9c2f";
	private static final File TEST_PACK = JGitTestUtil.getTestResourceFile(PACK_NAME + ".pack");
	private static final File TEST_IDX = JGitTestUtil.getTestResourceFile(PACK_NAME + ".idx");

	public void test003_lookupCompressedObject() throws IOException {
		final PackFile pr;
		final ObjectId id;
		final PackedObjectLoader or;

		id = ObjectId.fromString("902d5476fa249b7abc9d84c611577a81381f0327");
		pr = new PackFile(TEST_IDX, TEST_PACK);
		or = pr.get(new WindowCursor(), id);
		assertNotNull(or);
		assertEquals(Constants.OBJ_TREE, or.getType());
		assertEquals(35, or.getSize());
		assertEquals(7738, or.getDataOffset());
		pr.close();
	}

	public void test004_lookupDeltifiedObject() throws IOException {
		final ObjectId id;
		final ObjectLoader or;

		id = ObjectId.fromString("5b6e7c66c276e7610d4a73c70ec1a1f7c1003259");
		or = db.openObject(id);
		assertNotNull(or);
		assertTrue(or instanceof PackedObjectLoader);
		assertEquals(Constants.OBJ_BLOB, or.getType());
		assertEquals(18009, or.getSize());
		assertEquals(537, ((PackedObjectLoader) or).getDataOffset());
	}
}