DolphinScheduler/dolphinscheduler-service/src/test/java/queue/PeerTaskInstancePriorityQue...

103 lines
3.7 KiB
Java

/*
* 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 queue;
import org.apache.dolphinscheduler.common.enums.Priority;
import org.apache.dolphinscheduler.dao.entity.TaskInstance;
import org.apache.dolphinscheduler.service.queue.PeerTaskInstancePriorityQueue;
import java.util.concurrent.TimeUnit;
import org.junit.Assert;
import org.junit.Test;
/**
* Task instances priority queue implementation
* All the task instances are in the same process instance.
*/
public class PeerTaskInstancePriorityQueueTest {
@Test
public void testPut() throws Exception {
PeerTaskInstancePriorityQueue queue = new PeerTaskInstancePriorityQueue();
TaskInstance taskInstanceHigPriority = createTaskInstance("high", Priority.HIGH);
TaskInstance taskInstanceMediumPriority = createTaskInstance("high", Priority.MEDIUM);
queue.put(taskInstanceHigPriority);
queue.put(taskInstanceMediumPriority);
Assert.assertEquals(2,queue.size());
}
@Test
public void testPeek() throws Exception {
PeerTaskInstancePriorityQueue queue = getPeerTaskInstancePriorityQueue();
int peekBeforeLength = queue.size();
queue.peek();
Assert.assertEquals(peekBeforeLength,queue.size());
}
@Test
public void testTake() throws Exception {
PeerTaskInstancePriorityQueue queue = getPeerTaskInstancePriorityQueue();
int peekBeforeLength = queue.size();
queue.take();
Assert.assertTrue(queue.size() < peekBeforeLength);
}
@Test
public void testPoll() throws Exception {
PeerTaskInstancePriorityQueue queue = getPeerTaskInstancePriorityQueue();
int peekBeforeLength = queue.size();
queue.poll(1000, TimeUnit.MILLISECONDS);
queue.poll(1000, TimeUnit.MILLISECONDS);
Assert.assertTrue(queue.size() == 0);
System.out.println(System.currentTimeMillis());
queue.poll(1000, TimeUnit.MILLISECONDS);
System.out.println(System.currentTimeMillis());
}
/**
* get queue
*
* @return queue
* @throws Exception
*/
private PeerTaskInstancePriorityQueue getPeerTaskInstancePriorityQueue() throws Exception {
PeerTaskInstancePriorityQueue queue = new PeerTaskInstancePriorityQueue();
TaskInstance taskInstanceHigPriority = createTaskInstance("high", Priority.HIGH);
TaskInstance taskInstanceMediumPriority = createTaskInstance("high", Priority.MEDIUM);
queue.put(taskInstanceHigPriority);
queue.put(taskInstanceMediumPriority);
return queue;
}
/**
* create task instance
*
* @param name name
* @param priority priority
* @return
*/
private TaskInstance createTaskInstance(String name, Priority priority) {
TaskInstance taskInstance = new TaskInstance();
taskInstance.setName(name);
taskInstance.setTaskInstancePriority(priority);
return taskInstance;
}
}