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;
  
  import com.alibaba.nacos.api.PropertyKeyConst;
  import com.alibaba.nacos.api.common.Constants;
  import com.alibaba.nacos.api.exception.NacosException;
  import com.alibaba.nacos.client.env.NacosClientProperties;
  import com.alibaba.nacos.common.http.client.NacosRestTemplate;
  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.Mock;
  import org.mockito.junit.jupiter.MockitoExtension;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertFalse;
  import static org.junit.jupiter.api.Assertions.assertThrows;
  import static org.junit.jupiter.api.Assertions.assertTrue;
  import static org.mockito.Mockito.verify;
  
  @ExtendWith(MockitoExtension.class)
  class AbstractServerListManagerTest {
      
      @Mock
      NacosRestTemplate restTemplate;
      
      NacosClientProperties properties;
      
      AbstractServerListManager serverListManager;
      
      @BeforeEach
      void setUp() {
          properties = NacosClientProperties.PROTOTYPE.derive();
      }
      
      @AfterEach
      void tearDown() throws NacosException {
          if (null != serverListManager) {
              serverListManager.shutdown();
          }
      }
      
      @Test
      void testConstructorWithNamespace() {
          serverListManager = new MockServerListManager(properties, "test-namespace");
          assertFalse(properties.containsKey(PropertyKeyConst.NAMESPACE));
          assertFalse(properties.containsKey(Constants.CLIENT_MODULE_TYPE));
          assertTrue(serverListManager.getProperties().containsKey(PropertyKeyConst.NAMESPACE));
          assertEquals("testModule", serverListManager.getProperties().getProperty(Constants.CLIENT_MODULE_TYPE));
      }
      
      @Test
      void testConstructorWithoutNamespace() {
          serverListManager = new MockServerListManager(properties);
          assertFalse(properties.containsKey(PropertyKeyConst.NAMESPACE));
          assertFalse(properties.containsKey(Constants.CLIENT_MODULE_TYPE));
          assertFalse(serverListManager.getProperties().containsKey(PropertyKeyConst.NAMESPACE));
          assertEquals("testModule", serverListManager.getProperties().getProperty(Constants.CLIENT_MODULE_TYPE));
      }
      
      @Test
      void testStartWithoutProvider() {
          serverListManager = new MockServerListManager(properties);
          assertThrows(NacosException.class, () -> serverListManager.start());
      }
      
      @Test
      void testGetServerList() throws NacosException {
          properties.setProperty("MockTest", "true");
          serverListManager = new MockServerListManager(properties);
          serverListManager.start();
          // Mock provider will call this method in init.
          verify(restTemplate).getInterceptors();
          assertEquals(1, serverListManager.getServerList().size());
          assertEquals("mock-server-list", serverListManager.getServerList().get(0));
      }
      
      @Test
      void testGetServerNameDefault() throws NacosException {
          properties.setProperty("MockTest", "true");
          serverListManager = new MockServerListManager(properties);
          serverListManager.start();
          assertEquals("testModule-", serverListManager.getServerName());
      }
      
      @Test
      void testGetServerName() throws NacosException {
          properties.setProperty("MockTest", "true");
          properties.setProperty("ReturnMock", "true");
          serverListManager = new MockServerListManager(properties);
          serverListManager.start();
          assertEquals("testModule-MockServerName", serverListManager.getServerName());
      }
      
      @Test
      void testGetContextPathDefault() throws NacosException {
          properties.setProperty("MockTest", "true");
          serverListManager = new MockServerListManager(properties);
          serverListManager.start();
          assertEquals("nacos", serverListManager.getContextPath());
      }
      
      @Test
      void testGetContextPath() throws NacosException {
          properties.setProperty("MockTest", "true");
          properties.setProperty("ReturnMock", "true");
          serverListManager = new MockServerListManager(properties);
          serverListManager.start();
          assertEquals("MockContextPath", serverListManager.getContextPath());
      }
      
      @Test
      void testGetNamespaceDefault() throws NacosException {
          properties.setProperty("MockTest", "true");
          serverListManager = new MockServerListManager(properties);
          serverListManager.start();
          assertEquals("", serverListManager.getNamespace());
      }
      
      @Test
      void testGetNamespace() throws NacosException {
          properties.setProperty("MockTest", "true");
          properties.setProperty("ReturnMock", "true");
          serverListManager = new MockServerListManager(properties);
          serverListManager.start();
          assertEquals("MockNamespace", serverListManager.getNamespace());
      }
      
      @Test
      void testGetAddressSourceDefault() throws NacosException {
          properties.setProperty("MockTest", "true");
          serverListManager = new MockServerListManager(properties);
          serverListManager.start();
          assertEquals("", serverListManager.getAddressSource());
      }
      
      @Test
      void testGetAddressSource() throws NacosException {
          properties.setProperty("MockTest", "true");
          properties.setProperty("ReturnMock", "true");
          serverListManager = new MockServerListManager(properties);
          serverListManager.start();
          assertEquals("MockAddressSource", serverListManager.getAddressSource());
      }
      
      @Test
      void testIsFixedDefault() throws NacosException {
          properties.setProperty("MockTest", "true");
          serverListManager = new MockServerListManager(properties);
          serverListManager.start();
          assertFalse(serverListManager.isFixed());
      }
      
      @Test
      void testIsFixed() throws NacosException {
          properties.setProperty("MockTest", "true");
          properties.setProperty("ReturnMock", "true");
          serverListManager = new MockServerListManager(properties);
          serverListManager.start();
          assertTrue(serverListManager.isFixed());
      }
      
      private class MockServerListManager extends AbstractServerListManager {
          
          public MockServerListManager(NacosClientProperties properties) {
              super(properties);
          }
          
          public MockServerListManager(NacosClientProperties properties, String namespace) {
              super(properties, namespace);
          }
          
          @Override
          protected String getModuleName() {
              return "testModule";
          }
          
          @Override
          protected NacosRestTemplate getNacosRestTemplate() {
              return restTemplate;
          }
          
          @Override
          public String genNextServer() {
              return "";
          }
          
          @Override
          public String getCurrentServer() {
              return "";
          }
      }
  }