content: /*
   *  Copyright 1999-2021 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.controller;
  
  import com.alibaba.nacos.api.ability.ServerAbilities;
  import com.alibaba.nacos.api.exception.NacosException;
  import com.alibaba.nacos.api.remote.ability.ServerRemoteAbility;
  import com.alibaba.nacos.api.remote.response.ServerLoaderInfoResponse;
  import com.alibaba.nacos.core.cluster.Member;
  import com.alibaba.nacos.core.cluster.ServerMemberManager;
  import com.alibaba.nacos.core.cluster.remote.ClusterRpcClientProxy;
  import com.alibaba.nacos.core.remote.Connection;
  import com.alibaba.nacos.core.remote.ConnectionManager;
  import com.alibaba.nacos.core.remote.core.ServerLoaderInfoRequestHandler;
  import com.alibaba.nacos.core.remote.core.ServerReloaderRequestHandler;
  import com.alibaba.nacos.sys.env.EnvUtil;
  import org.junit.jupiter.api.Test;
  import org.junit.jupiter.api.extension.ExtendWith;
  import org.mockito.InjectMocks;
  import org.mockito.Mock;
  import org.mockito.Mockito;
  import org.mockito.junit.jupiter.MockitoExtension;
  import org.springframework.http.ResponseEntity;
  import org.springframework.mock.env.MockEnvironment;
  import org.springframework.mock.web.MockHttpServletRequest;
  
  import java.util.Collections;
  import java.util.HashMap;
  import java.util.Map;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  
  /**
   * {@link ServerLoaderController} unit test.
   *
   * @author chenglu
   * @date 2021-07-07 23:10
   */
  @ExtendWith(MockitoExtension.class)
  class ServerLoaderControllerTest {
      
      @InjectMocks
      private ServerLoaderController serverLoaderController;
      
      @Mock
      private ConnectionManager connectionManager;
      
      @Mock
      private ServerMemberManager serverMemberManager;
      
      @Mock
      private ClusterRpcClientProxy clusterRpcClientProxy;
      
      @Mock
      private ServerReloaderRequestHandler serverReloaderRequestHandler;
      
      @Mock
      private ServerLoaderInfoRequestHandler serverLoaderInfoRequestHandler;
      
      @Test
      void testCurrentClients() {
          Mockito.when(connectionManager.currentClients()).thenReturn(new HashMap<>());
          
          ResponseEntity<Map<String, Connection>> result = serverLoaderController.currentClients();
          assertEquals(0, result.getBody().size());
      }
      
      @Test
      void testReloadCount() {
          ResponseEntity<String> result = serverLoaderController.reloadCount(1, "1.1.1.1");
          assertEquals("success", result.getBody());
      }
      
      @Test
      void testSmartReload() throws NacosException {
          EnvUtil.setEnvironment(new MockEnvironment());
          Member member = new Member();
          member.setIp("1.1.1.1");
          member.setPort(8848);
          ServerAbilities serverAbilities = new ServerAbilities();
          ServerRemoteAbility serverRemoteAbility = new ServerRemoteAbility();
          serverRemoteAbility.setSupportRemoteConnection(true);
          serverAbilities.setRemoteAbility(serverRemoteAbility);
          member.setAbilities(serverAbilities);
          Mockito.when(serverMemberManager.allMembersWithoutSelf()).thenReturn(Collections.singletonList(member));
          
          Map<String, String> metrics = new HashMap<>();
          metrics.put("conCount", "1");
          metrics.put("sdkConCount", "1");
          ServerLoaderInfoResponse serverLoaderInfoResponse = new ServerLoaderInfoResponse();
          serverLoaderInfoResponse.setLoaderMetrics(metrics);
          Mockito.when(serverLoaderInfoRequestHandler.handle(Mockito.any(), Mockito.any())).thenReturn(serverLoaderInfoResponse);
          
          Mockito.when(serverMemberManager.getSelf()).thenReturn(member);
          
          MockHttpServletRequest httpServletRequest = new MockHttpServletRequest();
          ResponseEntity<String> result = serverLoaderController.smartReload(httpServletRequest, "1", null);
          
          assertEquals("Ok", result.getBody());
          
      }
      
      @Test
      void testReloadSingle() {
          ResponseEntity<String> result = serverLoaderController.reloadSingle("111", "1.1.1.1");
          assertEquals("success", result.getBody());
      }
      
      @Test
      void testLoaderMetrics() throws NacosException {
          EnvUtil.setEnvironment(new MockEnvironment());
          Member member = new Member();
          member.setIp("1.1.1.1");
          member.setPort(8848);
          ServerAbilities serverAbilities = new ServerAbilities();
          ServerRemoteAbility serverRemoteAbility = new ServerRemoteAbility();
          serverRemoteAbility.setSupportRemoteConnection(true);
          serverAbilities.setRemoteAbility(serverRemoteAbility);
          member.setAbilities(serverAbilities);
          Mockito.when(serverMemberManager.allMembersWithoutSelf()).thenReturn(Collections.singletonList(member));
          
          Map<String, String> metrics = new HashMap<>();
          metrics.put("conCount", "1");
          ServerLoaderInfoResponse serverLoaderInfoResponse = new ServerLoaderInfoResponse();
          serverLoaderInfoResponse.setLoaderMetrics(metrics);
          Mockito.when(serverLoaderInfoRequestHandler.handle(Mockito.any(), Mockito.any())).thenReturn(serverLoaderInfoResponse);
          
          Mockito.when(serverMemberManager.getSelf()).thenReturn(member);
          
          ResponseEntity<Map<String, Object>> result = serverLoaderController.loaderMetrics();
          assertEquals(9, result.getBody().size());
      }
  }
  