/*
* Copyright (c) 2008-2017, Hazelcast, Inc. All Rights Reserved.
*
* 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 com.hazelcast.internal.diagnostics;
import com.hazelcast.logging.Logger;
import com.hazelcast.spi.properties.HazelcastProperties;
import com.hazelcast.test.HazelcastParallelClassRunner;
import com.hazelcast.test.annotation.QuickTest;
import org.junit.Test;
import org.junit.experimental.categories.Category;
import org.junit.runner.RunWith;
import java.util.Properties;
import static java.util.concurrent.TimeUnit.MICROSECONDS;
@RunWith(HazelcastParallelClassRunner.class)
@Category(QuickTest.class)
public class StoreLatencyPluginResetTest extends AbstractDiagnosticsPluginTest {
@Test
public void test() throws InterruptedException {
Properties props = new Properties();
props.put(StoreLatencyPlugin.PERIOD_SECONDS.getName(), "1");
props.put(StoreLatencyPlugin.RESET_PERIOD_SECONDS.getName(), "2");
HazelcastProperties properties = new HazelcastProperties(props);
StoreLatencyPlugin plugin = new StoreLatencyPlugin(Logger.getLogger(StoreLatencyPlugin.class), properties);
StoreLatencyPlugin.LatencyProbe probe = plugin.newProbe("foo", "queue", "somemethod");
probe.recordValue(MICROSECONDS.toNanos(1));
probe.recordValue(MICROSECONDS.toNanos(2));
probe.recordValue(MICROSECONDS.toNanos(5));
// run for the first time.
plugin.run(logWriter);
assertContains("max(us)=5");
// reset the logWriter so we don't get previous run content.
reset();
// run for the second time;
plugin.run(logWriter);
// now it should still contain the old statistics
assertContains("max(us)=5");
// reset the logWriter so we don't get previous run content.
reset();
// run for the third time; now the stats should be gone
plugin.run(logWriter);
// now it should not contain the old statistics
assertNotContains("max(us)=5");
}
}