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EcMutableMapGetTest.java
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EcMutableMapGetTest.java
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/*
* Copyright (c) 2024 Goldman Sachs and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* and Eclipse Distribution License v. 1.0 which accompany this distribution.
* The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
* and the Eclipse Distribution License is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*/
package org.eclipse.collections.impl.jmh.map;
import java.util.Random;
import java.util.concurrent.TimeUnit;
import org.apache.commons.lang3.RandomStringUtils;
import org.eclipse.collections.api.map.MutableMap;
import org.eclipse.collections.impl.jmh.runner.AbstractJMHTestRunner;
import org.eclipse.collections.impl.map.mutable.UnifiedMap;
import org.openjdk.jmh.annotations.Benchmark;
import org.openjdk.jmh.annotations.BenchmarkMode;
import org.openjdk.jmh.annotations.Fork;
import org.openjdk.jmh.annotations.Measurement;
import org.openjdk.jmh.annotations.Mode;
import org.openjdk.jmh.annotations.OutputTimeUnit;
import org.openjdk.jmh.annotations.Param;
import org.openjdk.jmh.annotations.Scope;
import org.openjdk.jmh.annotations.Setup;
import org.openjdk.jmh.annotations.State;
import org.openjdk.jmh.annotations.Warmup;
@State(Scope.Thread)
@BenchmarkMode(Mode.Throughput)
@OutputTimeUnit(TimeUnit.SECONDS)
@Fork(2)
@Warmup(iterations = 10, time = 2)
@Measurement(iterations = 10, time = 2)
public class EcMutableMapGetTest
{
private static final int RANDOM_COUNT = 9;
@Param({"250000", "500000", "750000", "1000000", "1250000", "1500000", "1750000", "2000000", "2250000", "2500000", "2750000", "3000000",
"3250000", "3500000", "3750000", "4000000", "4250000", "4500000", "4750000", "5000000", "5250000", "5500000", "5750000", "6000000",
"6250000", "6500000", "6750000", "7000000", "7250000", "7500000", "7750000", "8000000", "8250000", "8500000", "8750000", "9000000",
"9250000", "9500000", "9750000", "10000000"})
public int size;
private String[] elements;
private MutableMap<String, String> ecMap;
@Setup
public void setUp()
{
this.elements = new String[this.size];
this.ecMap = UnifiedMap.newMap(this.size);
Random random = new Random(123456789012345L);
for (int i = 0; i < this.size; i++)
{
String element = RandomStringUtils.random(RANDOM_COUNT, 0, 0, false, true, null, random);
this.elements[i] = element;
this.ecMap.put(element, "dummy");
}
}
@Benchmark
public void get()
{
int localSize = this.size;
String[] localElements = this.elements;
MutableMap<String, String> localEcMap = this.ecMap;
for (int i = 0; i < localSize; i++)
{
if (localEcMap.get(localElements[i]) == null)
{
throw new AssertionError(i);
}
}
}
}