/*
* 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.partition.impl;
import com.hazelcast.test.HazelcastSerialClassRunner;
import com.hazelcast.test.annotation.ParallelTest;
import com.hazelcast.test.annotation.QuickTest;
import org.junit.Test;
import org.junit.experimental.categories.Category;
import org.junit.runner.RunWith;
import java.util.concurrent.TimeUnit;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import static org.mockito.Mockito.mock;
@RunWith(HazelcastSerialClassRunner.class)
@Category({QuickTest.class, ParallelTest.class})
public class MigrationQueueTest {
private final MigrationQueue migrationQueue = new MigrationQueue();
@Test
public void test_migrationTaskCount_incremented() {
migrationQueue.add(mock(MigrationRunnable.class));
assertEquals(1, migrationQueue.migrationTaskCount());
}
@Test
public void test_migrationTaskCount_notDecremented_afterMigrateTaskPolled()
throws InterruptedException {
migrationQueue.add(mock(MigrationManager.MigrateTask.class));
migrationQueue.poll(1, TimeUnit.SECONDS);
assertTrue(migrationQueue.hasMigrationTasks());
}
@Test
public void test_migrateTaskCount_decremented_afterTaskCompleted()
throws InterruptedException {
final MigrationRunnable task = mock(MigrationRunnable.class);
migrationQueue.add(task);
migrationQueue.afterTaskCompletion(task);
assertFalse(migrationQueue.hasMigrationTasks());
}
@Test
public void test_migrateTaskCount_decremented_onClear() {
migrationQueue.add(mock(MigrationManager.MigrateTask.class));
migrationQueue.clear();
assertFalse(migrationQueue.hasMigrationTasks());
}
@Test(expected = IllegalStateException.class)
public void test_migrateTaskCount_notDecremented_belowZero() {
migrationQueue.afterTaskCompletion(mock(MigrationManager.MigrateTask.class));
}
}