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Introduces a JMH-based set of benchmarks same as #69
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src/jmh/java/com/nulabinc/zxcvbn/RandomPasswordMeasureBenchmark.java
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package com.nulabinc.zxcvbn; | ||
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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; | ||
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import java.io.IOException; | ||
import java.util.Random; | ||
import java.util.concurrent.TimeUnit; | ||
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@BenchmarkMode(Mode.AverageTime) | ||
@OutputTimeUnit(TimeUnit.MILLISECONDS) | ||
@State(Scope.Thread) | ||
@Warmup(iterations = 2) | ||
@Measurement(iterations = 3) | ||
@Fork(1) | ||
public class RandomPasswordMeasureBenchmark { | ||
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@Param({"8", "32", "128", "512", "1024"}) | ||
private int passwordLength; | ||
private String password; | ||
Zxcvbn zxcvbn; | ||
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@Setup | ||
public void setup() throws IOException { | ||
zxcvbn = new ZxcvbnBuilder() | ||
.dictionaries(StandardDictionaries.loadAllDictionaries()) | ||
.keyboards(StandardKeyboards.loadAllKeyboards()) | ||
.build(); | ||
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Random random = new Random(42); | ||
StringBuilder sb = new StringBuilder(passwordLength); | ||
for (int i = 0; i < passwordLength; i++) { | ||
char c = (char) (random.nextInt() % Character.MAX_VALUE); | ||
sb.append(c); | ||
} | ||
password = sb.toString(); | ||
} | ||
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@Benchmark | ||
public Strength measure() { | ||
return zxcvbn.measure(password); | ||
} | ||
} |