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.config.server.service;
  
  import com.alibaba.nacos.config.server.utils.GroupKey2;
  import com.alibaba.nacos.sys.env.EnvUtil;
  import org.junit.jupiter.api.AfterEach;
  import org.junit.jupiter.api.BeforeEach;
  import org.junit.jupiter.api.Test;
  import org.junit.jupiter.api.extension.ExtendWith;
  import org.mockito.MockedStatic;
  import org.mockito.Mockito;
  import org.springframework.test.context.junit.jupiter.SpringExtension;
  import org.springframework.test.context.web.WebAppConfiguration;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertFalse;
  import static org.junit.jupiter.api.Assertions.assertTrue;
  
  @ExtendWith(SpringExtension.class)
  @WebAppConfiguration
  class ClientTrackServiceTest {
      
      MockedStatic<EnvUtil> envUtilMockedStatic;
      
      @BeforeEach
      void before() {
          ClientTrackService.clientRecords.clear();
          envUtilMockedStatic = Mockito.mockStatic(EnvUtil.class);
          envUtilMockedStatic.when(() -> EnvUtil.getProperty("nacos.config.cache.type", "nacos"))
                  .thenReturn("nacos");
      }
      
      @AfterEach
      void after() {
          envUtilMockedStatic.close();
      }
      
      @Test
      void testTrackClientMd5() {
          String clientIp = "1.1.1.1";
          String dataId = "com.taobao.session.xml";
          String group = "online";
          String groupKey = GroupKey2.getKey(dataId, group);
          String md5 = "xxxxxxxxxxxxx";
          String content = "test";
          
          ConfigCacheService.updateMd5(groupKey, md5, content, System.currentTimeMillis(), "");
          
          ClientTrackService.trackClientMd5(clientIp, groupKey, md5);
          ClientTrackService.trackClientMd5(clientIp, groupKey, md5);
          
          assertTrue(ClientTrackService.isClientUptodate(clientIp).get(groupKey));
          assertEquals(1, ClientTrackService.subscribeClientCount());
          assertEquals(1, ClientTrackService.subscriberCount());
          
          //服务端数据更新
          ConfigCacheService.updateMd5(groupKey, md5 + "111", content, System.currentTimeMillis(), "");
          assertFalse(ClientTrackService.isClientUptodate(clientIp).get(groupKey));
      }
      
  }
  