content: /*
   * Copyright 1999-$toady.year 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.dump.processor;
  
  import com.alibaba.nacos.api.model.Page;
  import com.alibaba.nacos.common.task.NacosTask;
  import com.alibaba.nacos.common.utils.MD5Utils;
  import com.alibaba.nacos.config.server.model.CacheItem;
  import com.alibaba.nacos.config.server.model.ConfigInfoGrayWrapper;
  import com.alibaba.nacos.config.server.service.ConfigCacheService;
  import com.alibaba.nacos.config.server.service.dump.ExternalDumpService;
  import com.alibaba.nacos.config.server.service.dump.disk.ConfigDiskServiceFactory;
  import com.alibaba.nacos.config.server.service.dump.task.DumpAllGrayTask;
  import com.alibaba.nacos.config.server.service.repository.ConfigInfoGrayPersistService;
  import com.alibaba.nacos.config.server.service.repository.ConfigInfoPersistService;
  import com.alibaba.nacos.config.server.utils.GroupKey2;
  import com.alibaba.nacos.config.server.utils.PropertyUtil;
  import com.alibaba.nacos.persistence.datasource.DataSourceService;
  import com.alibaba.nacos.persistence.datasource.DynamicDataSource;
  import com.alibaba.nacos.plugin.datasource.constants.CommonConstant;
  import com.alibaba.nacos.sys.env.EnvUtil;
  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.MockedStatic;
  import org.mockito.Mockito;
  import org.mockito.junit.jupiter.MockitoExtension;
  
  import java.util.ArrayList;
  import java.util.Arrays;
  import java.util.List;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertFalse;
  import static org.junit.jupiter.api.Assertions.assertTrue;
  import static org.mockito.ArgumentMatchers.anyInt;
  import static org.mockito.ArgumentMatchers.eq;
  import static org.mockito.Mockito.atLeastOnce;
  import static org.mockito.Mockito.mock;
  import static org.mockito.Mockito.never;
  import static org.mockito.Mockito.reset;
  import static org.mockito.Mockito.times;
  import static org.mockito.Mockito.verify;
  import static org.mockito.Mockito.when;
  
  @ExtendWith(MockitoExtension.class)
  class DumpAllGrayProcessorTest {
      
      private static final int PAGE_SIZE = 100;
      
      @Mock
      DynamicDataSource dynamicDataSource;
      
      @Mock
      DataSourceService dataSourceService;
      
      @Mock
      ConfigInfoGrayPersistService configInfoGrayPersistService;
      
      DumpAllProcessor dumpAllProcessor;
      
      DumpAllGrayProcessor dumpAllGrayProcessor;
      
      ExternalDumpService dumpService;
      
      MockedStatic<DynamicDataSource> dynamicDataSourceMockedStatic;
      
      MockedStatic<PropertyUtil> propertyUtilMockedStatic;
      
      @Mock
      ConfigInfoPersistService configInfoPersistService;
      
      MockedStatic<EnvUtil> envUtilMockedStatic;
      
      private String mockMem = "tmpmocklimitfile.txt";
      
      @BeforeEach
      void init() throws Exception {
          dynamicDataSourceMockedStatic = Mockito.mockStatic(DynamicDataSource.class);
          envUtilMockedStatic = Mockito.mockStatic(EnvUtil.class);
          propertyUtilMockedStatic = Mockito.mockStatic(PropertyUtil.class);
          propertyUtilMockedStatic.when(PropertyUtil::getAllDumpPageSize).thenReturn(100);
          dumpAllGrayProcessor = new DumpAllGrayProcessor(configInfoGrayPersistService);
          when(EnvUtil.getNacosHome()).thenReturn(System.getProperty("user.home"));
          when(EnvUtil.getProperty(eq(CommonConstant.NACOS_PLUGIN_DATASOURCE_LOG), eq(Boolean.class),
                  eq(false))).thenReturn(false);
          dynamicDataSourceMockedStatic.when(DynamicDataSource::getInstance).thenReturn(dynamicDataSource);
          
          when(dynamicDataSource.getDataSource()).thenReturn(dataSourceService);
          
          dumpService = new ExternalDumpService(configInfoPersistService, null, null, configInfoGrayPersistService, null,
                  null);
          
          dumpAllProcessor = new DumpAllProcessor(configInfoPersistService);
          envUtilMockedStatic.when(() -> EnvUtil.getProperty(eq("memory_limit_file_path"),
                  eq("/sys/fs/cgroup/memory/memory.limit_in_bytes"))).thenReturn(mockMem);
          
      }
      
      @AfterEach
      void after() {
          dynamicDataSourceMockedStatic.close();
          envUtilMockedStatic.close();
          propertyUtilMockedStatic.close();
      }
      
      @Test
      void testProcessWithInvalidTaskType() {
          NacosTask invalidTask = mock(NacosTask.class);
          
          boolean result = dumpAllGrayProcessor.process(invalidTask);
          
          assertFalse(result);
          verify(configInfoGrayPersistService, never()).configInfoGrayCount();
      }
      
      @Test
      void testProcessWithValidTaskType() throws Exception {
          final DumpAllGrayTask validTask = mock(DumpAllGrayTask.class);
          List<ConfigInfoGrayWrapper> configList = new ArrayList<>();
          configList.add(createGrayWrapper("dataId-1", "group-1"));
          
          Page<ConfigInfoGrayWrapper> page = new Page<>();
          when(configInfoGrayPersistService.configInfoGrayCount()).thenReturn(1);
          when(configInfoGrayPersistService.findAllConfigInfoGrayForDumpAll(anyInt(), anyInt())).thenReturn(page);
          
          boolean result = dumpAllGrayProcessor.process(validTask);
          
          assertTrue(result);
          verify(configInfoGrayPersistService, times(1)).configInfoGrayCount();
          verify(configInfoGrayPersistService, times(1)).findAllConfigInfoGrayForDumpAll(anyInt(), anyInt());
      }
      
      @Test
      void testPaginationLogic() {
          int totalConfigs = PAGE_SIZE * 2 + 50;
          int expectedPage = (int) Math.ceil(totalConfigs * 1.0 / PAGE_SIZE);
          System.out.println("totalConfigs: " + totalConfigs + " , expectedPage: " + expectedPage);
          reset(configInfoGrayPersistService);
          when(configInfoGrayPersistService.configInfoGrayCount()).thenReturn(totalConfigs);
          
          Page<ConfigInfoGrayWrapper> pageOne = new Page<>();
          when(configInfoGrayPersistService.findAllConfigInfoGrayForDumpAll(eq(1), anyInt())).thenReturn(pageOne);
          
          DumpAllGrayTask task = mock(DumpAllGrayTask.class);
          boolean result = dumpAllGrayProcessor.process(task);
          
          assertTrue(result);
          verify(configInfoGrayPersistService, atLeastOnce()).findAllConfigInfoGrayForDumpAll(anyInt(), anyInt());
      }
      
      @Test
      void testInteractionWithConfigCacheService() {
          DumpAllGrayTask task = mock(DumpAllGrayTask.class);
          Page<ConfigInfoGrayWrapper> page = new Page<>();
          when(configInfoGrayPersistService.configInfoGrayCount()).thenReturn(1);
          when(configInfoGrayPersistService.findAllConfigInfoGrayForDumpAll(anyInt(), anyInt())).thenReturn(page);
          boolean result = dumpAllGrayProcessor.process(task);
          assertTrue(result);
      }
      
      /**
       * test dump all for all check task.
       */
      @Test
      void testDumpAllGrayOnCheckAll() throws Exception {
          ConfigInfoGrayWrapper configInfoGrayWrapper1 = createGrayWrapper("data-1", "group-1");
          ConfigInfoGrayWrapper configInfoGrayWrapper2 = createGrayWrapper("data-2", "group-2");
          long timestamp = System.currentTimeMillis();
          configInfoGrayWrapper1.setLastModified(timestamp);
          configInfoGrayWrapper2.setLastModified(timestamp);
          
          Page<ConfigInfoGrayWrapper> page = new Page<>();
          page.setTotalCount(2);
          page.setPagesAvailable(2);
          page.setPageNumber(1);
          List<ConfigInfoGrayWrapper> list = Arrays.asList(configInfoGrayWrapper1, configInfoGrayWrapper2);
          page.setPageItems(list);
          
          Mockito.when(configInfoGrayPersistService.configInfoGrayCount()).thenReturn(2);
          Mockito.when(configInfoGrayPersistService.findAllConfigInfoGrayForDumpAll(anyInt(), anyInt())).thenReturn(page);
          
          final String md51 = MD5Utils.md5Hex(configInfoGrayWrapper1.getContent(), "UTF-8");
          final String md52 = MD5Utils.md5Hex(configInfoGrayWrapper2.getContent(), "UTF-8");
          long latterTimestamp = timestamp + 999;
          long earlierTimestamp = timestamp - 999;
          String encryptedDataKey = "testEncryptedDataKey";
          
          String dataId1 = configInfoGrayWrapper1.getDataId();
          String group1 = configInfoGrayWrapper1.getGroup();
          String grayName1 = configInfoGrayWrapper1.getGrayName();
          String grayRule1 = configInfoGrayWrapper1.getGrayRule();
          String tenant1 = configInfoGrayWrapper1.getTenant();
          String content1 = configInfoGrayWrapper1.getContent();
          
          String dataId2 = configInfoGrayWrapper2.getDataId();
          String group2 = configInfoGrayWrapper2.getGroup();
          String grayName2 = configInfoGrayWrapper2.getGrayName();
          String grayRule2 = configInfoGrayWrapper2.getGrayRule();
          String tenant2 = configInfoGrayWrapper2.getTenant();
          String content2 = configInfoGrayWrapper2.getContent();
          
          ConfigCacheService.dumpGray(dataId1, group1, tenant1, grayName1, grayRule1, content1, latterTimestamp,
                  encryptedDataKey);
          ConfigCacheService.dumpGray(dataId2, group2, tenant2, grayName2, grayRule2, content2, earlierTimestamp,
                  encryptedDataKey);
          
          DumpAllGrayTask dumpAllTask = new DumpAllGrayTask();
          boolean process = dumpAllGrayProcessor.process(dumpAllTask);
          
          assertTrue(process);
          
          CacheItem contentCache1 = ConfigCacheService.getContentCache(
                  GroupKey2.getKey(configInfoGrayWrapper1.getDataId(), configInfoGrayWrapper1.getGroup(),
                          configInfoGrayWrapper1.getTenant()));
          assertEquals(md51, contentCache1.getConfigCacheGray().get(grayName1).getMd5());
          assertEquals(latterTimestamp, contentCache1.getConfigCacheGray().get(grayName1).getLastModifiedTs());
          
          String contentFromDisk1 = ConfigDiskServiceFactory.getInstance()
                  .getGrayContent(configInfoGrayWrapper1.getDataId(), configInfoGrayWrapper1.getGroup(),
                          configInfoGrayWrapper1.getTenant(), configInfoGrayWrapper1.getGrayName());
          assertEquals(configInfoGrayWrapper1.getContent(), contentFromDisk1);
          
          CacheItem contentCache2 = ConfigCacheService.getContentCache(
                  GroupKey2.getKey(configInfoGrayWrapper2.getDataId(), configInfoGrayWrapper2.getGroup(),
                          configInfoGrayWrapper2.getTenant()));
          assertEquals(md52, contentCache2.getConfigCacheGray().get(grayName2).getMd5());
          assertEquals(configInfoGrayWrapper2.getLastModified(),
                  contentCache2.getConfigCacheGray().get(grayName2).getLastModifiedTs());
          
          String contentFromDisk2 = ConfigDiskServiceFactory.getInstance()
                  .getGrayContent(configInfoGrayWrapper2.getDataId(), configInfoGrayWrapper2.getGroup(),
                          configInfoGrayWrapper2.getTenant(), configInfoGrayWrapper2.getGrayName());
          assertEquals(configInfoGrayWrapper2.getContent(), contentFromDisk2);
      }
      
      private ConfigInfoGrayWrapper createGrayWrapper(String dataId, String group) {
          ConfigInfoGrayWrapper wrapper = new ConfigInfoGrayWrapper();
          wrapper.setDataId(dataId);
          wrapper.setGroup(group);
          wrapper.setTenant("tenant");
          wrapper.setGrayName("gray-" + dataId);
          String grayRule = "{\"type\":\"beta\",\"version\":\"1.0.0\",\"expr\":\"0 0/5 * * * ?\",\"priority\":1}";
          wrapper.setGrayRule(grayRule);
          wrapper.setContent("content");
          wrapper.setLastModified(System.currentTimeMillis());
          wrapper.setEncryptedDataKey("enc-key");
          wrapper.setMd5(MD5Utils.md5Hex(wrapper.getContent(), "UTF-8"));
          return wrapper;
      }
  }