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- /*
- * 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();
- }
- }
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