ResultFileNameTest.java

/*
 * Copyright (c) 2005, 2013, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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package org.openjdk.jmh.it.result;

import org.junit.Assert;
import org.junit.Test;
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.Scope;
import org.openjdk.jmh.annotations.State;
import org.openjdk.jmh.annotations.Warmup;
import org.openjdk.jmh.it.Fixtures;
import org.openjdk.jmh.runner.Runner;
import org.openjdk.jmh.runner.RunnerException;
import org.openjdk.jmh.runner.options.Options;
import org.openjdk.jmh.runner.options.OptionsBuilder;

import java.io.File;
import java.io.IOException;
import java.util.concurrent.TimeUnit;

/**
 * Tests if harness favors the iteration count annotations.
 */
@State(Scope.Thread)
public class ResultFileNameTest {

    @Benchmark
    @BenchmarkMode(Mode.All)
    @Warmup(iterations = 0)
    @Measurement(iterations = 1, time = 1, timeUnit = TimeUnit.MILLISECONDS)
    @Fork(1)
    public void test() {
        Fixtures.work();
    }

    @Test
    public void testLower() throws RunnerException, IOException {
        doWith("jmh" + this.getClass().getSimpleName().toLowerCase() + ".result");
    }

    @Test
    public void testUpper() throws RunnerException, IOException {
        doWith("JMH" + this.getClass().getSimpleName().toUpperCase() + ".RESULT");
    }

    @Test
    public void testMixed() throws RunnerException, IOException {
        doWith("jmh" + this.getClass().getSimpleName() + ".result");
    }

    public void doWith(String name) throws RunnerException, IOException {
        name = System.getProperty("java.io.tmpdir") + File.separator + name;
        Options opts = new OptionsBuilder()
                .include(Fixtures.getTestMask(this.getClass()))
                .shouldFailOnError(true)
                .result(name)
                .build();
        new Runner(opts).run();

        File file = new File(name);
        Assert.assertTrue(file.exists());
        file.delete();
    }

}