content: /*
   * Copyright 1999-2025 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.lock.remote.grpc;
  
  import com.alibaba.nacos.api.ability.constant.AbilityKey;
  import com.alibaba.nacos.api.ability.constant.AbilityStatus;
  import com.alibaba.nacos.api.exception.NacosException;
  import com.alibaba.nacos.api.exception.runtime.NacosRuntimeException;
  import com.alibaba.nacos.api.lock.remote.AbstractLockRequest;
  import com.alibaba.nacos.api.lock.remote.response.LockOperationResponse;
  import com.alibaba.nacos.api.remote.response.ErrorResponse;
  import com.alibaba.nacos.api.remote.response.ServerCheckResponse;
  import com.alibaba.nacos.client.env.NacosClientProperties;
  import com.alibaba.nacos.client.lock.core.NLockFactory;
  import com.alibaba.nacos.client.security.SecurityProxy;
  import com.alibaba.nacos.common.remote.client.RpcClient;
  import com.alibaba.nacos.common.remote.client.ServerListFactory;
  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 java.lang.reflect.Field;
  import java.util.HashMap;
  import java.util.Map;
  
  import static org.junit.jupiter.api.Assertions.assertThrows;
  import static org.junit.jupiter.api.Assertions.assertTrue;
  import static org.mockito.ArgumentMatchers.any;
  import static org.mockito.Mockito.when;
  
  @ExtendWith(MockitoExtension.class)
  class LockGrpcClientTest {
      
      @Mock
      private RpcClient rpcClient;
      
      @Mock
      private SecurityProxy securityProxy;
      
      @Mock
      private ServerListFactory serverListFactory;
      
      private LockGrpcClient lockGrpcClient;
      
      @BeforeEach
      void setUp() throws NacosException, NoSuchFieldException, IllegalAccessException {
          lockGrpcClient = new LockGrpcClient(NacosClientProperties.PROTOTYPE, serverListFactory, securityProxy);
          Field rpcClientField = LockGrpcClient.class.getDeclaredField("rpcClient");
          rpcClientField.setAccessible(true);
          rpcClientField.set(lockGrpcClient, rpcClient);
      }
      
      @AfterEach
      void tearDown() throws NacosException {
          lockGrpcClient.shutdown();
      }
      
      private void mockRequest() {
          Map<String, String> context = new HashMap<>();
          when(securityProxy.getIdentityContext(any())).thenReturn(context);
          when(rpcClient.getConnectionAbility(AbilityKey.SERVER_DISTRIBUTED_LOCK)).thenReturn(AbilityStatus.SUPPORTED);
      }
      
      @Test
      void lockNotSupportedFeature() {
          when(rpcClient.getConnectionAbility(AbilityKey.SERVER_DISTRIBUTED_LOCK)).thenReturn(AbilityStatus.NOT_SUPPORTED);
          assertThrows(NacosRuntimeException.class, () -> lockGrpcClient.lock(NLockFactory.getLock("test", -1L)));
      }
      
      @Test
      void lockWithNacosException() throws NacosException {
          mockRequest();
          when(rpcClient.request(any(AbstractLockRequest.class))).thenThrow(new NacosException(NacosException.SERVER_ERROR, "test"));
          assertThrows(NacosException.class, () -> lockGrpcClient.lock(NLockFactory.getLock("test", -1L)), "test");
      }
      
      @Test
      void lockWithOtherException() throws NacosException {
          mockRequest();
          when(rpcClient.request(any(AbstractLockRequest.class))).thenThrow(new RuntimeException("test"));
          assertThrows(NacosException.class, () -> lockGrpcClient.lock(NLockFactory.getLock("test", -1L)), "Request nacos server failed: test");
      }
      
      @Test
      void lockWithUnexpectedResponse() throws NacosException {
          mockRequest();
          when(rpcClient.request(any(AbstractLockRequest.class))).thenReturn(new ServerCheckResponse());
          assertThrows(NacosException.class, () -> lockGrpcClient.lock(NLockFactory.getLock("test", -1L)), "Server return invalid response");
      }
      
      @Test
      void lockFailed() throws NacosException {
          mockRequest();
          when(rpcClient.request(any(AbstractLockRequest.class))).thenReturn(ErrorResponse.build(500, "test fail code"));
          assertThrows(NacosException.class, () -> lockGrpcClient.lock(NLockFactory.getLock("test", -1L)), "test fail code");
      }
      
      @Test
      void lockSuccess() throws NacosException {
          mockRequest();
          when(rpcClient.request(any(AbstractLockRequest.class))).thenReturn(new LockOperationResponse(true));
          assertTrue(lockGrpcClient.lock(NLockFactory.getLock("test", -1L)));
      }
      
      @Test
      void unLockNotSupportedFeature() {
          when(rpcClient.getConnectionAbility(AbilityKey.SERVER_DISTRIBUTED_LOCK)).thenReturn(AbilityStatus.NOT_SUPPORTED);
          assertThrows(NacosRuntimeException.class, () -> lockGrpcClient.unLock(NLockFactory.getLock("test", -1L)));
      }
      
      @Test
      void unlockSuccess() throws NacosException {
          mockRequest();
          when(rpcClient.request(any(AbstractLockRequest.class))).thenReturn(new LockOperationResponse(true));
          assertTrue(lockGrpcClient.unLock(NLockFactory.getLock("test", -1L)));
      }
  }