/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.drill.exec.store;
import com.google.common.collect.Lists;
import org.apache.drill.common.exceptions.UserException;
import org.apache.drill.common.util.TestTools;
import org.apache.drill.test.DrillTest;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.TestRule;
import java.io.IOException;
import java.util.List;
import static org.hamcrest.core.StringContains.containsString;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertThat;
/**
* Unit testing for {@link TimedRunnable}.
*/
public class TestTimedRunnable extends DrillTest {
private static final org.slf4j.Logger logger = org.slf4j.LoggerFactory.getLogger(TestTimedRunnable.class);
@Rule
public final TestRule TIMEOUT = TestTools.getTimeoutRule(180000); // 3mins
private static class TestTask extends TimedRunnable {
final long sleepTime; // sleep time in ms
public TestTask(final long sleepTime) {
this.sleepTime = sleepTime;
}
@Override
protected Void runInner() throws Exception {
try {
Thread.sleep(sleepTime);
} catch (InterruptedException e) {
throw e;
}
return null;
}
@Override
protected IOException convertToIOException(Exception e) {
return new IOException("Failure while trying to sleep for sometime", e);
}
}
@Test
public void withoutAnyTasksTriggeringTimeout() throws Exception {
List<TimedRunnable<TestTask>> tasks = Lists.newArrayList();
for(int i=0; i<100; i++){
tasks.add(new TestTask(2000));
}
TimedRunnable.run("Execution without triggering timeout", logger, tasks, 16);
}
@Test
public void withTasksExceedingTimeout() throws Exception {
UserException ex = null;
try {
List<TimedRunnable<TestTask>> tasks = Lists.newArrayList();
for (int i = 0; i < 100; i++) {
if ((i & (i + 1)) == 0) {
tasks.add(new TestTask(2000));
} else {
tasks.add(new TestTask(20000));
}
}
TimedRunnable.run("Execution with some tasks triggering timeout", logger, tasks, 16);
} catch (UserException e) {
ex = e;
}
assertNotNull("Expected a UserException", ex);
assertThat(ex.getMessage(),
containsString("Waited for 93750ms, but tasks for 'Execution with some tasks triggering timeout' are not " +
"complete. Total runnable size 100, parallelism 16."));
}
@Test
public void withManyTasks() throws Exception {
List<TimedRunnable<TestTask>> tasks = Lists.newArrayList();
for (int i = 0; i < 150000; i++) {
tasks.add(new TestTask(0));
}
TimedRunnable.run("Execution with lots of tasks", logger, tasks, 16);
}
}