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.csp.sentinel.dashboard.discovery;
  
  import static org.junit.Assert.*;
  
  import org.junit.Test;
  
  import com.alibaba.csp.sentinel.dashboard.config.DashboardConfig;
  
  /**
   * @author Jason Joo
   */
  public class MachineInfoTest {
  
      @Test
      public void testHealthyAndDead() {
          System.setProperty(DashboardConfig.CONFIG_UNHEALTHY_MACHINE_MILLIS, "60000");
          System.setProperty(DashboardConfig.CONFIG_AUTO_REMOVE_MACHINE_MILLIS, "600000");
          DashboardConfig.clearCache();
          MachineInfo machineInfo = new MachineInfo();
          machineInfo.setHeartbeatVersion(1);
          machineInfo.setLastHeartbeat(System.currentTimeMillis() - 10000);
          assertTrue(machineInfo.isHealthy());
          assertFalse(machineInfo.isDead());
  
          machineInfo.setLastHeartbeat(System.currentTimeMillis() - 100000);
          assertFalse(machineInfo.isHealthy());
          assertFalse(machineInfo.isDead());
  
          machineInfo.setLastHeartbeat(System.currentTimeMillis() - 1000000);
          assertFalse(machineInfo.isHealthy());
          assertTrue(machineInfo.isDead());
      }
  }
  