org.omnaest.utils.time.DurationCaptureTest.java Source code

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Here is the source code for org.omnaest.utils.time.DurationCaptureTest.java

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/*******************************************************************************
 * Copyright 2011 Danny Kunz
 * 
 * Licensed 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.omnaest.utils.time;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;

import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.concurrent.TimeUnit;

import org.apache.commons.lang3.SerializationUtils;
import org.junit.Before;
import org.junit.Test;
import org.omnaest.utils.xml.JAXBXMLHelper;

public class DurationCaptureTest {

    @Before
    public void setUp() throws Exception {
    }

    @Test
    public void testXMLSerialization() throws InterruptedException {
        DurationCapture durationCapture = new DurationCapture().startTimeMeasurement();
        DurationCapture cloneObject = JAXBXMLHelper.cloneObject(durationCapture);
        Thread.sleep(10);
        assertTrue(cloneObject.stopTimeMeasurement().getDurationInMilliseconds() > 0);
    }

    @Test
    public void testObjectSerialization() throws InterruptedException {
        DurationCapture durationCapture = new DurationCapture().startTimeMeasurement();
        DurationCapture cloneObject = SerializationUtils.clone(durationCapture);
        Thread.sleep(10);
        final long durationInMilliseconds = cloneObject.stopTimeMeasurement().getDurationInMilliseconds();
        //System.out.println( durationInMilliseconds );
        //System.out.println( durationCapture );
        assertTrue(durationInMilliseconds > 0);
    }

    @Test
    public void testTimeMeasurement() {
        //
        DurationCapture durationCapture = DurationCapture.newInstance();

        //
        durationCapture.startTimeMeasurement();

        List<String> tempStringList = new ArrayList<String>();
        for (int ii = 0; ii < 10000000 && durationCapture.getInterimTimeInMilliseconds() < 100; ii++) {
            //
            durationCapture.startTimeMeasurement("Interval1");
            tempStringList.add("value1" + ii);
            durationCapture.stopTimeMeasurement("Interval1");

            //
            durationCapture.startTimeMeasurement("Interval2");
            tempStringList.add("value2" + ii);
            durationCapture.stopTimeMeasurement("Interval2");

            //
            durationCapture.startTimeMeasurement("Interval999");
            tempStringList.add("value3" + ii);
            durationCapture.stopTimeMeasurement("Interval999");
        }
        durationCapture.stopTimeMeasurement();

        //
        long duration = durationCapture.getDurationInMilliseconds();
        assertTrue(duration > 0);

        //
        long duration2 = durationCapture.getDuration(TimeUnit.MICROSECONDS);
        assertEquals(duration, duration2 / 1000);

        //
        Map<Object, Long> intervalKeyToDurationMap = durationCapture
                .getIntervalKeyToDurationMap(TimeUnit.MICROSECONDS);
        assertEquals(4, intervalKeyToDurationMap.keySet().size());

        //
        //System.out.println( durationCapture.calculateIntervalStatisticLogMessage() );
    }

}