/*
* The Alluxio Open Foundation licenses this work under the Apache License, version 2.0
* (the "License"). You may not use this work except in compliance with the License, which is
* available at www.apache.org/licenses/LICENSE-2.0
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
* either express or implied, as more fully set forth in the License.
*
* See the NOTICE file distributed with this work for information regarding copyright ownership.
*/
package alluxio.heartbeat;
import com.google.common.collect.ImmutableList;
import org.junit.Assert;
import org.junit.Test;
/**
* Unit tests for {@link HeartbeatContext}.
*/
public final class HeartbeatContextTest {
@Test
public void allThreadsUseSleepingTimer() {
for (String threadName : HeartbeatContext.getTimerClasses().keySet()) {
Class<? extends HeartbeatTimer> timerClass = HeartbeatContext.getTimerClass(threadName);
Assert.assertTrue(timerClass.isAssignableFrom(SleepingTimer.class));
}
}
@Test
public void canTemporarilySwitchToScheduledTimer() throws Exception {
try (ManuallyScheduleHeartbeat.Resource h =
new ManuallyScheduleHeartbeat.Resource(ImmutableList.of(HeartbeatContext.WORKER_CLIENT))) {
Assert.assertTrue(HeartbeatContext.getTimerClass(HeartbeatContext.WORKER_CLIENT)
.isAssignableFrom(ScheduledTimer.class));
}
Assert.assertTrue(HeartbeatContext.getTimerClass(HeartbeatContext.WORKER_CLIENT)
.isAssignableFrom(SleepingTimer.class));
}
}