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.core.distributed.distro;
  
  import com.alibaba.nacos.common.event.ServerConfigChangeEvent;
  import com.alibaba.nacos.common.notify.NotifyCenter;
  import com.alibaba.nacos.sys.env.EnvUtil;
  import org.junit.jupiter.api.BeforeEach;
  import org.junit.jupiter.api.Test;
  import org.springframework.mock.env.MockEnvironment;
  
  import java.lang.reflect.Constructor;
  import java.util.concurrent.TimeUnit;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  
  class DistroConfigTest {
      
      private DistroConfig distroConfig;
      
      private long syncDelayMillis = 2000L;
      
      private long syncTimeoutMillis = 2000L;
      
      private long syncRetryDelayMillis = 4000L;
      
      private long verifyIntervalMillis = 6000L;
      
      private long verifyTimeoutMillis = 500L;
      
      private long loadDataRetryDelayMillis = 80000L;
      
      @BeforeEach
      void setUp() {
          EnvUtil.setEnvironment(new MockEnvironment());
          distroConfig = DistroConfig.getInstance();
      }
      
      @Test
      void testSetSyncDelayMillis() {
          distroConfig.setSyncDelayMillis(syncDelayMillis);
          assertEquals(syncDelayMillis, distroConfig.getSyncDelayMillis());
      }
      
      @Test
      void testSetSyncRetryDelayMillis() {
          distroConfig.setSyncRetryDelayMillis(syncRetryDelayMillis);
          assertEquals(syncRetryDelayMillis, distroConfig.getSyncRetryDelayMillis());
      }
      
      @Test
      void testSetVerifyIntervalMillis() {
          distroConfig.setVerifyIntervalMillis(verifyIntervalMillis);
          assertEquals(verifyIntervalMillis, distroConfig.getVerifyIntervalMillis());
      }
      
      @Test
      void testSetLoadDataRetryDelayMillis() {
          distroConfig.setLoadDataRetryDelayMillis(loadDataRetryDelayMillis);
          assertEquals(loadDataRetryDelayMillis, distroConfig.getLoadDataRetryDelayMillis());
      }
      
      @Test
      void testUpgradeConfig() throws InterruptedException {
          assertEquals(DistroConstants.DEFAULT_DATA_SYNC_DELAY_MILLISECONDS, distroConfig.getSyncDelayMillis());
          MockEnvironment environment = new MockEnvironment();
          environment.setProperty(DistroConstants.DATA_SYNC_DELAY_MILLISECONDS, String.valueOf(syncDelayMillis));
          EnvUtil.setEnvironment(environment);
          NotifyCenter.publishEvent(ServerConfigChangeEvent.newEvent());
          TimeUnit.SECONDS.sleep(1);
          assertEquals(syncDelayMillis, distroConfig.getSyncDelayMillis());
      }
      
      @Test
      void testInitConfigFormEnv() throws ReflectiveOperationException {
          MockEnvironment environment = new MockEnvironment();
          EnvUtil.setEnvironment(environment);
          environment.setProperty(DistroConstants.DATA_SYNC_DELAY_MILLISECONDS, String.valueOf(syncDelayMillis));
          environment.setProperty(DistroConstants.DATA_SYNC_TIMEOUT_MILLISECONDS, String.valueOf(syncTimeoutMillis));
          environment.setProperty(DistroConstants.DATA_SYNC_RETRY_DELAY_MILLISECONDS, String.valueOf(syncRetryDelayMillis));
          environment.setProperty(DistroConstants.DATA_VERIFY_INTERVAL_MILLISECONDS, String.valueOf(verifyIntervalMillis));
          environment.setProperty(DistroConstants.DATA_VERIFY_TIMEOUT_MILLISECONDS, String.valueOf(verifyTimeoutMillis));
          environment.setProperty(DistroConstants.DATA_LOAD_RETRY_DELAY_MILLISECONDS, String.valueOf(loadDataRetryDelayMillis));
          
          Constructor<DistroConfig> declaredConstructor = DistroConfig.class.getDeclaredConstructor();
          declaredConstructor.setAccessible(true);
          DistroConfig distroConfig = declaredConstructor.newInstance();
          
          assertEquals(distroConfig.getSyncDelayMillis(), syncDelayMillis);
          assertEquals(distroConfig.getSyncTimeoutMillis(), syncTimeoutMillis);
          assertEquals(distroConfig.getSyncRetryDelayMillis(), syncRetryDelayMillis);
          assertEquals(distroConfig.getVerifyIntervalMillis(), verifyIntervalMillis);
          assertEquals(distroConfig.getVerifyTimeoutMillis(), verifyTimeoutMillis);
          assertEquals(distroConfig.getLoadDataRetryDelayMillis(), loadDataRetryDelayMillis);
          
      }
  }
  