/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jclouds.glacier.util;
import static org.assertj.core.api.Assertions.assertThat;
import static org.jclouds.glacier.util.TestUtils.MiB;
import static org.jclouds.glacier.util.TestUtils.buildData;
import java.io.IOException;
import org.jclouds.io.payloads.ByteSourcePayload;
import org.testng.annotations.Test;
import com.google.common.collect.ImmutableMap;
import com.google.common.collect.ImmutableMap.Builder;
import com.google.common.hash.HashCode;
@Test(groups = "unit", testName = "TreeHasherTest")
public class TreeHashTest {
@Test
public void testTreeHasherWith1MBPayload() throws IOException {
TreeHash th = TreeHash.buildTreeHashFromPayload(new ByteSourcePayload(buildData(1 * MiB)));
assertThat(th.getLinearHash())
.isEqualTo(HashCode.fromString("9bc1b2a288b26af7257a36277ae3816a7d4f16e89c1e7e77d0a5c48bad62b360"));
assertThat(th.getTreeHash())
.isEqualTo(HashCode.fromString("9bc1b2a288b26af7257a36277ae3816a7d4f16e89c1e7e77d0a5c48bad62b360"));
}
@Test
public void testTreeHasherWith2MBPayload() throws IOException {
TreeHash th = TreeHash.buildTreeHashFromPayload(new ByteSourcePayload(buildData(2 * MiB)));
assertThat(th.getLinearHash())
.isEqualTo(HashCode.fromString("5256ec18f11624025905d057d6befb03d77b243511ac5f77ed5e0221ce6d84b5"));
assertThat(th.getTreeHash())
.isEqualTo(HashCode.fromString("560c2c9333c719cb00cfdffee3ba293db17f58743cdd1f7e4055373ae6300afa"));
}
@Test
public void testTreeHasherWith3MBPayload() throws IOException {
TreeHash th = TreeHash.buildTreeHashFromPayload(new ByteSourcePayload(buildData(3 * MiB)));
assertThat(th.getLinearHash())
.isEqualTo(HashCode.fromString("6f850bc94ae6f7de14297c01616c36d712d22864497b28a63b81d776b035e656"));
assertThat(th.getTreeHash())
.isEqualTo(HashCode.fromString("70239f4f2ead7561f69d48b956b547edef52a1280a93c262c0b582190be7db17"));
}
@Test
public void testTreeHasherWithMoreThan3MBPayload() throws IOException {
TreeHash th = TreeHash.buildTreeHashFromPayload(new ByteSourcePayload(buildData(3 * MiB + 512 * 1024)));
assertThat(th.getLinearHash())
.isEqualTo(HashCode.fromString("34c8bdd269f89a091cf17d5d23503940e0abf61c4b6544e42854b9af437f31bb"));
assertThat(th.getTreeHash())
.isEqualTo(HashCode.fromString("daede4eb580f914dacd5e0bdf7015c937fd615c1e6c6552d25cb04a8b7219828"));
}
@Test
public void testBuildTreeHashFromMap() throws IOException {
Builder<Integer, HashCode> map = ImmutableMap.<Integer, HashCode>builder();
map.put(2, HashCode.fromString("9bc1b2a288b26af7257a36277ae3816a7d4f16e89c1e7e77d0a5c48bad62b360"));
map.put(1, HashCode.fromString("9bc1b2a288b26af7257a36277ae3816a7d4f16e89c1e7e77d0a5c48bad62b360"));
HashCode treehash = TreeHash.buildTreeHashFromMap(map.build());
assertThat(treehash).isEqualTo(HashCode.fromString("560c2c9333c719cb00cfdffee3ba293db17f58743cdd1f7e4055373ae6300afa"));
}
}