T0004_PackReaderTest.java example

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/*
 * 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
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 *   disclaimer in the documentation and/or other materials provided
 *   with the distribution.
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 * - 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,
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package org.eclipse.jgit.internal.storage.file;

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

import java.io.IOException;

import org.eclipse.jgit.lib.Constants;
import org.eclipse.jgit.lib.ObjectId;
import org.eclipse.jgit.lib.ObjectLoader;
import org.eclipse.jgit.test.resources.SampleDataRepositoryTestCase;
import org.junit.Test;

public class T0004_PackReaderTest extends SampleDataRepositoryTestCase {
	private static final String PACK_NAME = "34be9032ac282b11fa9babdc2b2a93ca996c9c2f";

	@Test
	public void test003_lookupCompressedObject() throws IOException {
		final ObjectId id;
		final ObjectLoader or;

		PackFile pr = null;
		for (PackFile p : db.getObjectDatabase().getPacks()) {
			if (PACK_NAME.equals(p.getPackName())) {
				pr = p;
				break;
			}
		}
		assertNotNull("have pack-" + PACK_NAME, pr);

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

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

		id = ObjectId.fromString("5b6e7c66c276e7610d4a73c70ec1a1f7c1003259");
		or = db.open(id);
		assertNotNull(or);
		assertEquals(Constants.OBJ_BLOB, or.getType());
		assertEquals(18009, or.getSize());
	}
}