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/*
* Copyright (C) 2023, Google LLC and others.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Distribution License v. 1.0 which is available at
* https://www.eclipse.org/org/documents/edl-v10.php.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
package org.eclipse.jgit.internal.storage.dfs;
import static org.eclipse.jgit.lib.ConfigConstants.CONFIG_KEY_MIN_BYTES_OBJ_SIZE_INDEX;
import static org.eclipse.jgit.lib.ConfigConstants.CONFIG_PACK_SECTION;
import static org.junit.Assert.assertEquals;
import java.io.IOException;
import org.eclipse.jgit.internal.storage.dfs.DfsObjDatabase.PackList;
import org.eclipse.jgit.lib.Constants;
import org.eclipse.jgit.lib.NullProgressMonitor;
import org.eclipse.jgit.lib.ObjectId;
import org.eclipse.jgit.lib.ObjectInserter;
import org.eclipse.jgit.transport.InMemoryPack;
import org.eclipse.jgit.transport.PackParser;
import org.junit.Before;
import org.junit.Test;
public class DfsPackParserTest {
private InMemoryRepository repo;
@Before
public void setUp() throws Exception {
DfsRepositoryDescription desc = new DfsRepositoryDescription("test");
repo = new InMemoryRepository(desc);
repo.getConfig().setInt(CONFIG_PACK_SECTION, null,
CONFIG_KEY_MIN_BYTES_OBJ_SIZE_INDEX, 0);
}
@Test
public void parse_writeObjSizeIdx() throws IOException {
InMemoryPack pack = new InMemoryPack();
// Sha1 of the blob "a"
ObjectId blobA = ObjectId
.fromString("2e65efe2a145dda7ee51d1741299f848e5bf752e");
pack.header(2);
pack.write(Constants.OBJ_BLOB << 4 | 1);
pack.deflate(new byte[] { 'a' });
pack.write(Constants.OBJ_REF_DELTA << 4 | 4);
pack.copyRaw(blobA);
pack.deflate(new byte[] { 0x1, 0x1, 0x1, 'b' });
pack.digest();
try (ObjectInserter ins = repo.newObjectInserter()) {
PackParser parser = ins.newPackParser(pack.toInputStream());
parser.parse(NullProgressMonitor.INSTANCE,
NullProgressMonitor.INSTANCE);
ins.flush();
}
repo.getObjectDatabase().getReaderOptions().setUseObjectSizeIndex(true);
DfsReader reader = repo.getObjectDatabase().newReader();
PackList packList = repo.getObjectDatabase().getPackList();
assertEquals(1, packList.packs.length);
assertEquals(1, packList.packs[0].getIndexedObjectSize(reader,
packList.packs[0].findIdxPosition(reader, blobA)));
}
}
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