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*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
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package org.elasticsearch.cluster.routing.operation.hash.murmur3;
import com.carrotsearch.randomizedtesting.generators.RandomInts;
import com.carrotsearch.randomizedtesting.generators.RandomStrings;
import com.google.common.hash.HashFunction;
import com.google.common.hash.Hashing;
import org.elasticsearch.test.ElasticsearchTestCase;
public class Murmur3HashFunctionTests extends ElasticsearchTestCase {
public void test() {
// Make sure that we agree with guava
Murmur3HashFunction murmur3 = new Murmur3HashFunction();
HashFunction guavaMurmur3 = Hashing.murmur3_32();
for (int i = 0; i < 100; ++i) {
final String id = RandomStrings.randomRealisticUnicodeOfCodepointLength(getRandom(), RandomInts.randomIntBetween(getRandom(), 1, 20));
//final String id = "0";
final int hash1 = guavaMurmur3.newHasher().putUnencodedChars(id).hash().asInt();
final int hash2 = murmur3.hash(id);
assertEquals(hash1, hash2);
}
}
}