content: /*
   * Copyright 1999-2018 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.nacos.naming.core.v2.client.impl;
  
  import com.alibaba.nacos.naming.misc.ClientConfig;
  import org.junit.jupiter.api.BeforeEach;
  import org.junit.jupiter.api.Test;
  
  import java.util.concurrent.TimeUnit;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertTrue;
  
  class ConnectionBasedClientTest {
      
      private final String connectionId = System.currentTimeMillis() + "_127.0.0.1_80";
      
      private final boolean isNative = false;
      
      private ConnectionBasedClient connectionBasedClient;
      
      @BeforeEach
      void setUp() throws Exception {
          connectionBasedClient = new ConnectionBasedClient(connectionId, isNative, null);
      }
      
      @Test
      void testIsEphemeral() {
          assertTrue(connectionBasedClient.isEphemeral());
      }
      
      @Test
      void testIsExpire() {
          connectionBasedClient.setLastRenewTime();
          long mustExpireTime = connectionBasedClient.getLastRenewTime() + 2 * ClientConfig.getInstance().getClientExpiredTime();
          assertTrue(connectionBasedClient.isExpire(mustExpireTime));
      }
      
      @Test
      void testRecalculateRevision() {
          assertEquals(0, connectionBasedClient.getRevision());
          connectionBasedClient.recalculateRevision();
          assertEquals(1, connectionBasedClient.getRevision());
      }
      
      @Test
      void testRecalculateRevisionAsync() throws InterruptedException {
          assertEquals(0, connectionBasedClient.getRevision());
          for (int i = 0; i < 10; i++) {
              Thread thread = new Thread(() -> {
                  for (int j = 0; j < 10; j++) {
                      connectionBasedClient.recalculateRevision();
                  }
              });
              thread.start();
          }
          TimeUnit.SECONDS.sleep(1);
          assertEquals(100, connectionBasedClient.getRevision());
      }
  }
  