| /* |
| * Copyright (C) 2011, Google Inc. |
| * 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.storage.dht; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertTrue; |
| |
| import java.io.IOException; |
| import java.util.Arrays; |
| import java.util.zip.Deflater; |
| |
| import org.eclipse.jgit.lib.Constants; |
| import org.eclipse.jgit.lib.ObjectId; |
| import org.eclipse.jgit.lib.ObjectInserter; |
| import org.eclipse.jgit.lib.ObjectLoader; |
| import org.eclipse.jgit.lib.ObjectReader; |
| import org.eclipse.jgit.lib.ObjectStream; |
| import org.eclipse.jgit.lib.Repository; |
| import org.eclipse.jgit.storage.dht.spi.memory.MemoryDatabase; |
| import org.eclipse.jgit.util.IO; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| public class LargeNonDeltaObjectTest { |
| private MemoryDatabase db; |
| |
| @Before |
| public void setUpDatabase() { |
| db = new MemoryDatabase(); |
| } |
| |
| @SuppressWarnings("unchecked") |
| @Test |
| public void testInsertRead() throws IOException { |
| DhtInserterOptions insopt = new DhtInserterOptions(); |
| insopt.setChunkSize(128); |
| insopt.setCompression(Deflater.NO_COMPRESSION); |
| |
| Repository repo = new DhtRepositoryBuilder() // |
| .setDatabase(db) // |
| .setInserterOptions(insopt) // |
| .setRepositoryName("test.git") // |
| .setMustExist(false) // |
| .build(); |
| repo.create(true); |
| |
| byte[] data = new byte[insopt.getChunkSize() * 3]; |
| Arrays.fill(data, (byte) 0x42); |
| |
| ObjectInserter ins = repo.newObjectInserter(); |
| ObjectId id = ins.insert(Constants.OBJ_BLOB, data); |
| ins.flush(); |
| ins.release(); |
| |
| ObjectReader reader = repo.newObjectReader(); |
| ObjectLoader ldr = reader.open(id); |
| assertEquals(Constants.OBJ_BLOB, ldr.getType()); |
| assertEquals(data.length, ldr.getSize()); |
| assertTrue(ldr.isLarge()); |
| |
| byte[] dst = new byte[data.length]; |
| ObjectStream in = ldr.openStream(); |
| IO.readFully(in, dst, 0, dst.length); |
| assertTrue(Arrays.equals(data, dst)); |
| in.close(); |
| |
| // Reading should still work, even though initial chunk is gone. |
| dst = new byte[data.length]; |
| in = ldr.openStream(); |
| IO.readFully(in, dst, 0, dst.length); |
| assertTrue(Arrays.equals(data, dst)); |
| in.close(); |
| |
| reader.release(); |
| } |
| } |