content: /*
   * Copyright 1999-2020 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.naming.push.v2.task;
  
  import com.alibaba.nacos.api.naming.pojo.ServiceInfo;
  import com.alibaba.nacos.naming.core.v2.client.Client;
  import com.alibaba.nacos.naming.core.v2.client.manager.ClientManager;
  import com.alibaba.nacos.naming.core.v2.index.ClientServiceIndexesManager;
  import com.alibaba.nacos.naming.core.v2.index.ServiceStorage;
  import com.alibaba.nacos.naming.core.v2.metadata.NamingMetadataManager;
  import com.alibaba.nacos.naming.core.v2.pojo.Service;
  import com.alibaba.nacos.naming.monitor.MetricsMonitor;
  import com.alibaba.nacos.naming.pojo.Subscriber;
  import com.alibaba.nacos.naming.push.v2.NoRequiredRetryException;
  import com.alibaba.nacos.sys.env.EnvUtil;
  import com.alibaba.nacos.sys.utils.ApplicationUtils;
  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 org.mockito.junit.jupiter.MockitoSettings;
  import org.mockito.quality.Strictness;
  import org.springframework.context.ConfigurableApplicationContext;
  import org.springframework.mock.env.MockEnvironment;
  
  import java.util.Collections;
  import java.util.Optional;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.mockito.ArgumentMatchers.any;
  import static org.mockito.ArgumentMatchers.eq;
  import static org.mockito.Mockito.never;
  import static org.mockito.Mockito.verify;
  import static org.mockito.Mockito.when;
  
  @MockitoSettings(strictness = Strictness.LENIENT)
  @ExtendWith(MockitoExtension.class)
  class PushExecuteTaskTest {
      
      private final Service service = Service.newService("N", "G", "S");
      
      private final String clientId = "testClient";
      
      private final FixturePushExecutor pushExecutor = new FixturePushExecutor();
      
      @Mock
      private PushDelayTaskExecuteEngine delayTaskExecuteEngine;
      
      @Mock
      private ClientManager clientManager;
      
      @Mock
      private ClientServiceIndexesManager indexesManager;
      
      @Mock
      private ServiceStorage serviceStorage;
      
      @Mock
      private NamingMetadataManager metadataManager;
      
      @Mock
      private ConfigurableApplicationContext context;
      
      @Mock
      private Client client;
      
      @Mock
      private Subscriber subscriber;
      
      @BeforeEach
      void setUp() {
          EnvUtil.setEnvironment(new MockEnvironment());
          MetricsMonitor.resetAll();
          when(indexesManager.getAllClientsSubscribeService(service)).thenReturn(Collections.singletonList(clientId));
          when(clientManager.getClient(clientId)).thenReturn(client);
          when(client.getSubscriber(service)).thenReturn(subscriber);
          when(serviceStorage.getPushData(service)).thenReturn(new ServiceInfo("G@@S"));
          when(delayTaskExecuteEngine.getClientManager()).thenReturn(clientManager);
          when(delayTaskExecuteEngine.getIndexesManager()).thenReturn(indexesManager);
          when(delayTaskExecuteEngine.getPushExecutor()).thenReturn(pushExecutor);
          when(delayTaskExecuteEngine.getServiceStorage()).thenReturn(serviceStorage);
          when(delayTaskExecuteEngine.getMetadataManager()).thenReturn(metadataManager);
          when(metadataManager.getServiceMetadata(service)).thenReturn(Optional.empty());
          ApplicationUtils.injectContext(context);
      }
      
      @Test
      void testRunSuccessForPushAll() {
          PushDelayTask delayTask = new PushDelayTask(service, 0L);
          PushExecuteTask executeTask = new PushExecuteTask(service, delayTaskExecuteEngine, delayTask);
          executeTask.run();
          assertEquals(1, MetricsMonitor.getTotalPushMonitor().get());
      }
      
      @Test
      void testRunSuccessForPushSingle() {
          PushDelayTask delayTask = new PushDelayTask(service, 0L, clientId);
          PushExecuteTask executeTask = new PushExecuteTask(service, delayTaskExecuteEngine, delayTask);
          executeTask.run();
          assertEquals(1, MetricsMonitor.getTotalPushMonitor().get());
      }
      
      @Test
      void testRunFailedWithHandleException() {
          PushDelayTask delayTask = new PushDelayTask(service, 0L);
          PushExecuteTask executeTask = new PushExecuteTask(service, delayTaskExecuteEngine, delayTask);
          when(delayTaskExecuteEngine.getServiceStorage()).thenThrow(new RuntimeException());
          executeTask.run();
          assertEquals(0, MetricsMonitor.getFailedPushMonitor().get());
          verify(delayTaskExecuteEngine).addTask(eq(service), any(PushDelayTask.class));
      }
      
      @Test
      void testRunFailedWithNoRetry() {
          PushDelayTask delayTask = new PushDelayTask(service, 0L);
          PushExecuteTask executeTask = new PushExecuteTask(service, delayTaskExecuteEngine, delayTask);
          pushExecutor.setShouldSuccess(false);
          pushExecutor.setFailedException(new NoRequiredRetryException());
          executeTask.run();
          assertEquals(1, MetricsMonitor.getFailedPushMonitor().get());
          verify(delayTaskExecuteEngine, never()).addTask(eq(service), any(PushDelayTask.class));
      }
      
      @Test
      void testRunFailedWithRetry() {
          PushDelayTask delayTask = new PushDelayTask(service, 0L);
          PushExecuteTask executeTask = new PushExecuteTask(service, delayTaskExecuteEngine, delayTask);
          pushExecutor.setShouldSuccess(false);
          pushExecutor.setFailedException(new RuntimeException());
          executeTask.run();
          assertEquals(1, MetricsMonitor.getFailedPushMonitor().get());
          verify(delayTaskExecuteEngine).addTask(eq(service), any(PushDelayTask.class));
      }
  }
  