content: /*
   * Copyright 1999-2023 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.address.mock;
  
  import com.alibaba.nacos.api.exception.NacosException;
  import com.alibaba.nacos.client.address.ServerListProvider;
  import com.alibaba.nacos.client.env.NacosClientProperties;
  import com.alibaba.nacos.common.http.client.NacosRestTemplate;
  
  import java.util.Collections;
  import java.util.List;
  
  public class MockServerListProvider implements ServerListProvider {
      
      private NacosClientProperties properties;
      
      @Override
      public void init(NacosClientProperties properties, NacosRestTemplate nacosRestTemplate) throws NacosException {
          this.properties = properties;
          nacosRestTemplate.getInterceptors();
      }
      
      @Override
      public List<String> getServerList() {
          if (properties.containsKey("EmptyList")) {
              return Collections.emptyList();
          }
          return Collections.singletonList("mock-server-list");
      }
      
      @Override
      public int getOrder() {
          return Integer.MIN_VALUE;
      }
      
      @Override
      public boolean match(NacosClientProperties properties) {
          return properties.containsKey("MockTest");
      }
      
      @Override
      public void shutdown() throws NacosException {
      }
      
      @Override
      public String getServerName() {
          if (isReturnMock()) {
              return "MockServerName";
          }
          return ServerListProvider.super.getServerName();
      }
      
      @Override
      public String getNamespace() {
          if (isReturnMock()) {
              return "MockNamespace";
          }
          return ServerListProvider.super.getNamespace();
      }
      
      @Override
      public String getContextPath() {
          if (isReturnMock()) {
              return "MockContextPath";
          }
          return ServerListProvider.super.getContextPath();
      }
      
      @Override
      public boolean isFixed() {
          if (isReturnMock()) {
              return true;
          }
          return ServerListProvider.super.isFixed();
      }
      
      @Override
      public String getAddressSource() {
          if (isReturnMock()) {
              return "MockAddressSource";
          }
          return ServerListProvider.super.getAddressSource();
      }
      
      private boolean isReturnMock() {
          return properties.getBoolean("ReturnMock", false);
      }
  }
  