content: /*
   * Copyright 1999-2024 Alibaba Group Holding Ltd.
   *
   * 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.alibaba.csp.sentinel.cluster.flow.statistic.concurrent;
  
  import com.alibaba.csp.sentinel.concurrent.NamedThreadFactory;
  import org.junit.Assert;
  import org.junit.Test;
  
  import java.util.concurrent.CountDownLatch;
  import java.util.concurrent.ExecutorService;
  import java.util.concurrent.Executors;
  
  public class CurrentConcurrencyManagerTest {
      @Test
      public void updateTest() throws InterruptedException {
          CurrentConcurrencyManager.put(113L, 0);
          CurrentConcurrencyManager.put(223L, 0);
          final CountDownLatch countDownLatch = new CountDownLatch(1000);
          ExecutorService pool = Executors.newFixedThreadPool(100,
                  new NamedThreadFactory("CurrentConcurrencyManagerTest", true)
          );
          for (int i = 0; i < 1000; i++) {
              Runnable task = () -> {
                  CurrentConcurrencyManager.addConcurrency(113L, 1);
                  CurrentConcurrencyManager.addConcurrency(223L, 2);
                  countDownLatch.countDown();
              };
              pool.execute(task);
          }
          countDownLatch.await();
          pool.shutdown();
          Assert.assertEquals(1000, CurrentConcurrencyManager.get(113L).get());
          Assert.assertEquals(2000, CurrentConcurrencyManager.get(223L).get());
      }
  }
  