content: /*
   * Copyright 1999-2024 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.service.query.handler;
  
  import com.alibaba.nacos.config.server.model.CacheItem;
  import com.alibaba.nacos.config.server.model.ConfigCacheGray;
  import com.alibaba.nacos.config.server.service.dump.disk.ConfigDiskService;
  import com.alibaba.nacos.config.server.service.dump.disk.ConfigDiskServiceFactory;
  import com.alibaba.nacos.config.server.service.query.model.ConfigQueryChainRequest;
  import com.alibaba.nacos.config.server.service.query.model.ConfigQueryChainResponse;
  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.InjectMocks;
  import org.mockito.Mock;
  import org.mockito.MockedStatic;
  import org.mockito.Mockito;
  import org.mockito.junit.jupiter.MockitoExtension;
  
  import java.io.IOException;
  import java.util.Collections;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.mockito.ArgumentMatchers.any;
  import static org.mockito.ArgumentMatchers.anyString;
  import static org.mockito.Mockito.when;
  
  @ExtendWith(MockitoExtension.class)
  class GrayRuleMatchHandlerTest {
      
      @InjectMocks
      private GrayRuleMatchHandler grayRuleMatchHandler;
      
      private MockedStatic<ConfigChainEntryHandler> configChainEntryHandlerMockedStatic;
      
      private MockedStatic<ConfigDiskServiceFactory> configDiskServiceFactoryMockedStatic;
      
      @Mock
      private CacheItem cacheItem;
      
      @Mock
      private ConfigCacheGray configCacheGray;
      
      @Mock
      private ConfigDiskService configDiskService;
      
      @Mock
      private ConfigQueryHandler nextHandler;
      
      @BeforeEach
      public void setUp() {
          configChainEntryHandlerMockedStatic = Mockito.mockStatic(ConfigChainEntryHandler.class);
          configChainEntryHandlerMockedStatic.when(ConfigChainEntryHandler::getThreadLocalCacheItem)
                  .thenReturn(cacheItem);
          configDiskServiceFactoryMockedStatic = Mockito.mockStatic(ConfigDiskServiceFactory.class);
          configDiskServiceFactoryMockedStatic.when(ConfigDiskServiceFactory::getInstance).thenReturn(configDiskService);
      }
      
      @AfterEach
      public void tearDown() {
          configChainEntryHandlerMockedStatic.close();
          configDiskServiceFactoryMockedStatic.close();
      }
      
      @Test
      public void handleNoGrayRulesShouldPassToNextHandler() throws IOException {
          when(cacheItem.getSortConfigGrays()).thenReturn(Collections.emptyList());
          ConfigQueryChainRequest request = new ConfigQueryChainRequest();
          ConfigQueryChainResponse expectedResponse = new ConfigQueryChainResponse();
          expectedResponse.setResultCode(123); // 假设这是下一个处理器的响应
          
          when(nextHandler.handle(request)).thenReturn(expectedResponse);
          grayRuleMatchHandler.setNextHandler(nextHandler);
          
          ConfigQueryChainResponse response = grayRuleMatchHandler.handle(request);
          
          assertEquals(expectedResponse, response);
      }
      
      @Test
      public void handleNoMatchingGrayRuleShouldPassToNextHandler() throws IOException {
          when(cacheItem.getSortConfigGrays()).thenReturn(Collections.singletonList(configCacheGray));
          when(configCacheGray.match(any())).thenReturn(false);
          ConfigQueryChainRequest request = new ConfigQueryChainRequest();
          ConfigQueryChainResponse expectedResponse = new ConfigQueryChainResponse();
          expectedResponse.setResultCode(123); // 假设这是下一个处理器的响应
          
          when(nextHandler.handle(request)).thenReturn(expectedResponse);
          grayRuleMatchHandler.setNextHandler(nextHandler);
          
          ConfigQueryChainResponse response = grayRuleMatchHandler.handle(request);
          
          assertEquals(expectedResponse, response);
      }
      
      @Test
      public void handleMatchingGrayRuleShouldReturnConfigResponse() throws IOException {
          when(cacheItem.getSortConfigGrays()).thenReturn(Collections.singletonList(configCacheGray));
          when(configCacheGray.match(any())).thenReturn(true);
          when(configCacheGray.getLastModifiedTs()).thenReturn(123456L);
          when(configCacheGray.getMd5()).thenReturn("md5");
          when(configCacheGray.getEncryptedDataKey()).thenReturn("encryptedKey");
          when(configCacheGray.getGrayName()).thenReturn("grayName");
          when(cacheItem.getType()).thenReturn("configType");
          when(configDiskService.getGrayContent(anyString(), anyString(), anyString(), anyString())).thenReturn(
                  "content");
          
          ConfigQueryChainRequest request = new ConfigQueryChainRequest();
          request.setDataId("dataId");
          request.setGroup("group");
          request.setTenant("tenant");
          
          ConfigQueryChainResponse response = grayRuleMatchHandler.handle(request);
          
          assertEquals("content", response.getContent());
          assertEquals("md5", response.getMd5());
          assertEquals(123456L, response.getLastModified());
          assertEquals("encryptedKey", response.getEncryptedDataKey());
          assertEquals("configType", response.getConfigType());
          assertEquals(ConfigQueryChainResponse.ConfigQueryStatus.CONFIG_FOUND_GRAY, response.getStatus());
      }
      
      @Test
      public void testGetName() {
          assertEquals("grayRuleMatchHandler", grayRuleMatchHandler.getName());
      }
  }