/*
* Licensed to Elasticsearch under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Elasticsearch 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.elasticsearch.cluster.routing.operation.hash.murmur3;
import org.elasticsearch.cluster.routing.Murmur3HashFunction;
import org.elasticsearch.test.ESTestCase;
public class Murmur3HashFunctionTests extends ESTestCase {
public void testKnownValues() {
assertHash(0x5a0cb7c3, "hell");
assertHash(0xd7c31989, "hello");
assertHash(0x22ab2984, "hello w");
assertHash(0xdf0ca123, "hello wo");
assertHash(0xe7744d61, "hello wor");
assertHash(0xe07db09c, "The quick brown fox jumps over the lazy dog");
assertHash(0x4e63d2ad, "The quick brown fox jumps over the lazy cog");
}
private static void assertHash(int expected, String stringInput) {
assertEquals(expected, Murmur3HashFunction.hash(stringInput));
}
}