/**
* Copyright 2012-2014 Rafal Lewczuk <rafal.lewczuk@jitlogic.com>
* <p/>
* This is free software. You can redistribute it and/or modify it under the
* terms of the GNU General Public License as published by the Free Software
* Foundation, either version 3 of the License, or (at your option) any later
* version.
* <p/>
* This software 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 for more details.
* <p/>
* You should have received a copy of the GNU General Public License
* along with this software. If not, see <http://www.gnu.org/licenses/>.
*/
package com.jitlogic.zorka.core.test.perfmon;
import com.jitlogic.zorka.core.perfmon.HiccupMeter;
import com.jitlogic.zorka.core.test.support.ZorkaFixture;
import org.junit.Test;
import static org.junit.Assert.*;
public class HiccupMeterUnitTest extends ZorkaFixture {
@Test
public void testSimpleCpuHiccupRun() throws Exception {
HiccupMeter meter = perfmon.cpuHiccup("test", "zorka:name=TestHiccup", "CPU");
meter.cycle(100);
assertEquals(0, meter.getStats().getCalls());
meter.cycle(500);
assertEquals(1, meter.getStats().getCalls());
}
@Test
public void testSimpleCpuHiccupRunAndCheckFirstResult() throws Exception {
HiccupMeter meter = perfmon.cpuHiccup("test", "zorka:name=TestHiccup", "CPU", 1, 1);
meter.cycle(10);
meter.cycle(1000100);
assertEquals(90, meter.getStats().getMaxTimeNs());
}
@Test
public void testSimpleCpuHiccupRunAndCheckResultInUs() throws Exception {
HiccupMeter meter = perfmon.cpuHiccup("test", "zorka:name=TestHiccup", "CPU", 1, 1);
meter.cycle(10);
meter.cycle(1001010);
assertEquals(1, meter.getStats().getMaxTimeUsCLR());
}
@Test
public void testTwoHiccupRuns() throws Exception {
HiccupMeter meter = perfmon.cpuHiccup("test", "zorka:name=TestHiccup", "CPU", 1, 1);
meter.cycle(10);
meter.cycle(1000100);
assertEquals(90, meter.getStats().getMaxTimeNsCLR());
meter.cycle(2001000);
assertEquals(900, meter.getStats().getMaxTimeNsCLR());
}
}