| /* |
| * Copyright 2017-present Open Networking Laboratory |
| * |
| * 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 org.onlab.util; |
| |
| import java.util.concurrent.CountDownLatch; |
| import java.util.concurrent.Executor; |
| |
| import org.junit.Test; |
| |
| import static org.junit.Assert.assertEquals; |
| |
| /** |
| * Ordered executor test. |
| */ |
| public class OrderedExecutorTest { |
| |
| @Test |
| public void testSerialExecution() throws Throwable { |
| Executor executor = new OrderedExecutor(SharedExecutors.getPoolThreadExecutor()); |
| CountDownLatch latch = new CountDownLatch(2); |
| executor.execute(latch::countDown); |
| executor.execute(latch::countDown); |
| latch.await(); |
| assertEquals(0, latch.getCount()); |
| } |
| |
| } |