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.common.remote.exception;
  
  import org.junit.jupiter.api.Test;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertNull;
  
  class RemoteExceptionTest {
      
      @Test
      void testConnectionAlreadyClosedException() {
          ConnectionAlreadyClosedException exception = new ConnectionAlreadyClosedException("test message");
          
          assertEquals(600, exception.getErrCode());
          assertEquals("errCode: 600, errMsg: test message ", exception.getMessage());
          assertNull(exception.getCause());
          
          exception = new ConnectionAlreadyClosedException();
          
          assertEquals(600, exception.getErrCode());
          assertNull(exception.getMessage());
          assertNull(exception.getCause());
          
          RuntimeException caused = new RuntimeException("test cause");
          exception = new ConnectionAlreadyClosedException(caused);
          assertEquals(600, exception.getErrCode());
          assertEquals(caused, exception.getCause());
          assertEquals("java.lang.RuntimeException: test cause", exception.getMessage());
      }
      
      @Test
      void testConnectionBusyException() {
          String msg = "Connection is busy";
          ConnectionBusyException exception = new ConnectionBusyException(msg);
          
          assertEquals(601, exception.getErrCode());
          assertEquals("errCode: 601, errMsg: " + msg + " ", exception.getMessage());
          assertNull(exception.getCause());
          
          RuntimeException caused = new RuntimeException("test cause");
          exception = new ConnectionBusyException(caused);
          
          assertEquals(601, exception.getErrCode());
          assertEquals(caused, exception.getCause());
      }
  }