content: /*
   * Copyright 1999-2022 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.client.ability;
  
  import com.alibaba.nacos.api.ability.constant.AbilityKey;
  import com.alibaba.nacos.api.ability.constant.AbilityStatus;
  import com.alibaba.nacos.api.exception.NacosException;
  import com.alibaba.nacos.api.remote.RequestCallBack;
  import com.alibaba.nacos.api.remote.RequestFuture;
  import com.alibaba.nacos.api.remote.request.Request;
  import com.alibaba.nacos.api.remote.response.Response;
  import com.alibaba.nacos.client.naming.remote.TestConnection;
  import com.alibaba.nacos.common.remote.ConnectionType;
  import com.alibaba.nacos.common.remote.client.Connection;
  import com.alibaba.nacos.common.remote.client.RpcClient;
  import com.alibaba.nacos.common.remote.client.RpcClientConfig;
  import com.alibaba.nacos.common.remote.client.ServerListFactory;
  import com.alibaba.nacos.common.remote.client.ServerRequestHandler;
  import org.junit.jupiter.api.AfterEach;
  import org.junit.jupiter.api.Test;
  
  import java.util.HashMap;
  import java.util.List;
  import java.util.Map;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertNull;
  
  class AbilityTest {
      
      private RpcClient rpcClient;
      
      private Connection connection;
      
      @Test
      void testReceive() throws Exception {
          rpcClient = new RpcClient(new RpcClientConfig() {
              @Override
              public String name() {
                  return "test";
              }
              
              @Override
              public int retryTimes() {
                  return 1;
              }
              
              @Override
              public long timeOutMills() {
                  return 3000L;
              }
              
              @Override
              public long connectionKeepAlive() {
                  return 5000L;
              }
              
              @Override
              public int healthCheckRetryTimes() {
                  return 1;
              }
              
              @Override
              public long healthCheckTimeOut() {
                  return 3000L;
              }
              
              @Override
              public Map<String, String> labels() {
                  return new HashMap<>();
              }
          }) {
              
              @Override
              public ConnectionType getConnectionType() {
                  return null;
              }
              
              @Override
              public int rpcPortOffset() {
                  return 0;
              }
              
              @Override
              public Connection connectToServer(ServerInfo serverInfo) throws Exception {
                  connection = new Connection(new RpcClient.ServerInfo()) {
                      
                      {
                          super.abilityTable = new HashMap<>();
                          super.abilityTable.put(AbilityKey.SERVER_FUZZY_WATCH.getName(), true);
                          super.abilityTable.put(AbilityKey.SERVER_DISTRIBUTED_LOCK.getName(), false);
                      }
                      
                      @Override
                      public Response request(Request request, long timeoutMills) throws NacosException {
                          return null;
                      }
                      
                      @Override
                      public RequestFuture requestFuture(Request request) throws NacosException {
                          return null;
                      }
                      
                      @Override
                      public void asyncRequest(Request request, RequestCallBack requestCallBack) throws NacosException {
                      
                      }
                      
                      @Override
                      public void close() {
                      
                      }
                  };
                  ;
                  return connection;
              }
          };
          rpcClient.start();
          // test not ready
          assertNull(rpcClient.getConnectionAbility(AbilityKey.SERVER_FUZZY_WATCH));
          
          // test ready
          rpcClient.serverListFactory(new ServerListFactory() {
              
              @Override
              public String genNextServer() {
                  return "localhost:8848";
              }
              
              @Override
              public String getCurrentServer() {
                  return "localhost:8848";
              }
              
              @Override
              public List<String> getServerList() {
                  return null;
              }
          });
          rpcClient.start();
          // if connect successfully
          assertEquals(AbilityStatus.SUPPORTED, rpcClient.getConnectionAbility(AbilityKey.SERVER_FUZZY_WATCH));
          assertEquals(AbilityStatus.NOT_SUPPORTED, rpcClient.getConnectionAbility(AbilityKey.SERVER_DISTRIBUTED_LOCK));
      }
      
      @AfterEach
      void testServerRequestAbility() {
          //test support
          ServerRequestHandler serverRequestHandler = (request, connection) -> {
              assertEquals(AbilityStatus.SUPPORTED, connection.getConnectionAbility(AbilityKey.SERVER_FUZZY_WATCH));
              assertEquals(AbilityStatus.NOT_SUPPORTED, connection.getConnectionAbility(AbilityKey.SERVER_DISTRIBUTED_LOCK));
              return new Response() {
              };
          };
          serverRequestHandler.requestReply(null, connection);
          
          // test no ability table
          serverRequestHandler = (request, connection) -> {
              assertEquals(AbilityStatus.UNKNOWN, connection.getConnectionAbility(AbilityKey.SERVER_FUZZY_WATCH));
              return new Response() {
              };
          };
          serverRequestHandler.requestReply(null, new TestConnection(new RpcClient.ServerInfo()));
      }
      
  }
  