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.utils;
  
  import com.alibaba.nacos.api.exception.runtime.NacosRuntimeException;
  import org.junit.jupiter.api.BeforeEach;
  import org.junit.jupiter.api.Test;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertTrue;
  
  class ExceptionUtilTest {
      
      NacosRuntimeException nacosRuntimeException;
      
      @BeforeEach
      void setUp() {
          RuntimeException caused = new RuntimeException("I'm caused exception.");
          nacosRuntimeException = new NacosRuntimeException(500, "Test", caused);
          
      }
      
      @Test
      void testGetAllExceptionMsg() {
          String msg = ExceptionUtil.getAllExceptionMsg(nacosRuntimeException);
          assertEquals("caused: errCode: 500, errMsg: Test ;caused: I'm caused exception.;", msg);
      }
      
      @Test
      void testGetCause() {
          assertEquals("I'm caused exception.", ExceptionUtil.getCause(nacosRuntimeException).getMessage());
          NacosRuntimeException nreWithoutCaused = new NacosRuntimeException(500);
          assertEquals(nreWithoutCaused, ExceptionUtil.getCause(nreWithoutCaused));
      }
      
      @Test
      void testGetStackTrace() {
          assertEquals("", ExceptionUtil.getStackTrace(null));
          String stackTrace = ExceptionUtil.getStackTrace(nacosRuntimeException);
          assertTrue(
                  stackTrace.contains("com.alibaba.nacos.api.exception.runtime.NacosRuntimeException: errCode: 500, errMsg: Test"));
          assertTrue(stackTrace.contains("at"));
          assertTrue(stackTrace.contains("Caused by: java.lang.RuntimeException: I'm caused exception."));
      }
  }