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.controller;
  
  import com.alibaba.nacos.common.utils.JacksonUtils;
  import com.alibaba.nacos.config.server.constant.Constants;
  import com.alibaba.nacos.config.server.model.SampleResult;
  import com.alibaba.nacos.config.server.remote.ConfigChangeListenContext;
  import com.alibaba.nacos.config.server.service.LongPollingService;
  import com.alibaba.nacos.config.server.service.dump.DumpService;
  import com.alibaba.nacos.config.server.utils.GroupKey2;
  import com.alibaba.nacos.core.remote.Connection;
  import com.alibaba.nacos.core.remote.ConnectionManager;
  import com.alibaba.nacos.core.remote.ConnectionMeta;
  import com.alibaba.nacos.core.remote.grpc.GrpcConnection;
  import com.alibaba.nacos.sys.env.EnvUtil;
  import org.junit.jupiter.api.BeforeEach;
  import org.junit.jupiter.api.Test;
  import org.junit.jupiter.api.extension.ExtendWith;
  import org.mockito.InjectMocks;
  import org.mockito.Mock;
  import org.springframework.core.env.StandardEnvironment;
  import org.springframework.mock.web.MockServletContext;
  import org.springframework.test.context.ContextConfiguration;
  import org.springframework.test.context.junit.jupiter.SpringExtension;
  import org.springframework.test.context.web.WebAppConfiguration;
  import org.springframework.test.util.ReflectionTestUtils;
  import org.springframework.test.web.servlet.MockMvc;
  import org.springframework.test.web.servlet.request.MockHttpServletRequestBuilder;
  import org.springframework.test.web.servlet.request.MockMvcRequestBuilders;
  import org.springframework.test.web.servlet.setup.MockMvcBuilders;
  
  import jakarta.servlet.ServletContext;
  import java.util.ArrayList;
  import java.util.HashMap;
  import java.util.HashSet;
  import java.util.List;
  import java.util.Map;
  import java.util.Set;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.mockito.Mockito.when;
  
  @ExtendWith(SpringExtension.class)
  @ContextConfiguration(classes = MockServletContext.class)
  @WebAppConfiguration
  class CommunicationControllerTest {
      
      @InjectMocks
      CommunicationController communicationController;
      
      @Mock
      DumpService dumpService;
      
      @Mock
      LongPollingService longPollingService;
      
      @Mock
      ConfigChangeListenContext configChangeListenContext;
      
      @Mock
      ConnectionManager connectionManager;
      
      private MockMvc mockMvc;
      
      @Mock
      private ServletContext servletContext;
      
      @BeforeEach
      void setUp() {
          EnvUtil.setEnvironment(new StandardEnvironment());
          when(servletContext.getContextPath()).thenReturn("/nacos");
          ReflectionTestUtils.setField(communicationController, "longPollingService", longPollingService);
          ReflectionTestUtils.setField(communicationController, "configChangeListenContext", configChangeListenContext);
          ReflectionTestUtils.setField(communicationController, "connectionManager", connectionManager);
          mockMvc = MockMvcBuilders.standaloneSetup(communicationController).build();
      }
      
      @Test
      void testGetSubClientConfig1x() throws Exception {
          
          SampleResult result = new SampleResult();
          Map<String, String> lisentersGroupkeyStatus = new HashMap<>();
          lisentersGroupkeyStatus.put("test", "test");
          result.setLisentersGroupkeyStatus(lisentersGroupkeyStatus);
          when(longPollingService.getCollectSubscribleInfo("test", "test", "test")).thenReturn(result);
          
          MockHttpServletRequestBuilder builder = MockMvcRequestBuilders.get(Constants.COMMUNICATION_CONTROLLER_PATH + "/configWatchers")
                  .param("dataId", "test").param("group", "test").param("tenant", "test");
          String actualValue = mockMvc.perform(builder).andReturn().getResponse().getContentAsString();
          assertEquals("{\"test\":\"test\"}", JacksonUtils.toObj(actualValue).get("lisentersGroupkeyStatus").toString());
      }
      
      @Test
      void testGetSubClientConfig2x() throws Exception {
          
          SampleResult result = new SampleResult();
          result.setLisentersGroupkeyStatus(new HashMap<>());
          when(longPollingService.getCollectSubscribleInfo("test", "test", "test")).thenReturn(result);
          String groupKey = GroupKey2.getKey("test", "test", "test");
          Set<String> listenersClients = new HashSet<>();
          String connectionId = "127.0.0.1";
          listenersClients.add(connectionId);
          when(configChangeListenContext.getListeners(groupKey)).thenReturn(listenersClients);
          ConnectionMeta connectionMeta = new ConnectionMeta(connectionId, connectionId, connectionId, 8888, 9848, "GRPC", "", "",
                  new HashMap<>());
          Connection client = new GrpcConnection(connectionMeta, null, null);
          when(connectionManager.getConnection(connectionId)).thenReturn(client);
          when(configChangeListenContext.getListenKeyMd5(connectionId, groupKey)).thenReturn("md5");
          
          MockHttpServletRequestBuilder builder = MockMvcRequestBuilders.get(Constants.COMMUNICATION_CONTROLLER_PATH + "/configWatchers")
                  .param("dataId", "test").param("group", "test").param("tenant", "test");
          String actualValue = mockMvc.perform(builder).andReturn().getResponse().getContentAsString();
          assertEquals("{\"127.0.0.1\":\"md5\"}", JacksonUtils.toObj(actualValue).get("lisentersGroupkeyStatus").toString());
      }
      
      @Test
      void testGetSubClientConfigByIp() throws Exception {
          
          String ip = "127.0.0.1";
          SampleResult result = new SampleResult();
          result.setLisentersGroupkeyStatus(new HashMap<>());
          when(longPollingService.getCollectSubscribleInfoByIp(ip)).thenReturn(result);
          ConnectionMeta connectionMeta = new ConnectionMeta(ip, ip, ip, 8888, 9848, "GRPC", "", "", new HashMap<>());
          Connection connection = new GrpcConnection(connectionMeta, null, null);
          List<Connection> connectionList = new ArrayList<>();
          connectionList.add(connection);
          when(connectionManager.getConnectionByIp(ip)).thenReturn(connectionList);
          Map<String, String> map = new HashMap<>();
          map.put("test", "test");
          when(configChangeListenContext.getListenKeys(ip)).thenReturn(map);
          
          MockHttpServletRequestBuilder builder = MockMvcRequestBuilders.get(Constants.COMMUNICATION_CONTROLLER_PATH + "/watcherConfigs")
                  .param("ip", ip);
          String actualValue = mockMvc.perform(builder).andReturn().getResponse().getContentAsString();
          assertEquals("{\"test\":\"test\"}", JacksonUtils.toObj(actualValue).get("lisentersGroupkeyStatus").toString());
          
      }
  }
  