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* 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.common;
import com.carrotsearch.hppc.ObjectLongHashMap;
import org.elasticsearch.common.io.stream.BytesStreamOutput;
import org.elasticsearch.common.io.stream.StreamInput;
import org.elasticsearch.test.ESTestCase;
import java.io.IOException;
public class FieldMemoryStatsTests extends ESTestCase {
public void testSerialize() throws IOException {
FieldMemoryStats stats = randomFieldMemoryStats();
BytesStreamOutput out = new BytesStreamOutput();
stats.writeTo(out);
StreamInput input = out.bytes().streamInput();
FieldMemoryStats read = new FieldMemoryStats(input);
assertEquals(-1, input.read());
assertEquals(stats, read);
}
public void testHashCodeEquals() {
FieldMemoryStats stats = randomFieldMemoryStats();
assertEquals(stats, stats);
assertEquals(stats.hashCode(), stats.hashCode());
ObjectLongHashMap<String> map1 = new ObjectLongHashMap<>();
map1.put("bar", 1);
FieldMemoryStats stats1 = new FieldMemoryStats(map1);
ObjectLongHashMap<String> map2 = new ObjectLongHashMap<>();
map2.put("foo", 2);
FieldMemoryStats stats2 = new FieldMemoryStats(map2);
ObjectLongHashMap<String> map3 = new ObjectLongHashMap<>();
map3.put("foo", 2);
map3.put("bar", 1);
FieldMemoryStats stats3 = new FieldMemoryStats(map3);
ObjectLongHashMap<String> map4 = new ObjectLongHashMap<>();
map4.put("foo", 2);
map4.put("bar", 1);
FieldMemoryStats stats4 = new FieldMemoryStats(map4);
assertNotEquals(stats1, stats2);
assertNotEquals(stats1, stats3);
assertNotEquals(stats2, stats3);
assertEquals(stats4, stats3);
stats1.add(stats2);
assertEquals(stats1, stats3);
assertEquals(stats1, stats4);
assertEquals(stats1.hashCode(), stats3.hashCode());
}
public void testAdd() {
ObjectLongHashMap<String> map1 = new ObjectLongHashMap<>();
map1.put("bar", 1);
FieldMemoryStats stats1 = new FieldMemoryStats(map1);
ObjectLongHashMap<String> map2 = new ObjectLongHashMap<>();
map2.put("foo", 2);
FieldMemoryStats stats2 = new FieldMemoryStats(map2);
ObjectLongHashMap<String> map3 = new ObjectLongHashMap<>();
map3.put("bar", 1);
FieldMemoryStats stats3 = new FieldMemoryStats(map3);
stats3.add(stats1);
ObjectLongHashMap<String> map4 = new ObjectLongHashMap<>();
map4.put("foo", 2);
map4.put("bar", 2);
FieldMemoryStats stats4 = new FieldMemoryStats(map4);
assertNotEquals(stats3, stats4);
stats3.add(stats2);
assertEquals(stats3, stats4);
}
public static FieldMemoryStats randomFieldMemoryStats() {
ObjectLongHashMap<String> map = new ObjectLongHashMap<>();
int keys = randomIntBetween(1, 1000);
for (int i = 0; i < keys; i++) {
map.put(randomRealisticUnicodeOfCodepointLengthBetween(1, 10), randomNonNegativeLong());
}
return new FieldMemoryStats(map);
}
}