content: /*
   * Licensed to the Apache Software Foundation (ASF) under one or more
   * contributor license agreements. See the NOTICE file distributed with
   * this work for additional information regarding copyright ownership.
   * The ASF licenses this file to You 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 org.apache.kafka.server.fault;
  
  import org.apache.kafka.common.utils.Exit;
  import org.apache.kafka.common.utils.Exit.Procedure;
  
  import org.junit.jupiter.api.Test;
  
  import java.util.concurrent.atomic.AtomicBoolean;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertFalse;
  import static org.junit.jupiter.api.Assertions.assertNull;
  import static org.junit.jupiter.api.Assertions.assertTrue;
  
  public final class ProcessTerminatingFaultHandlerTest {
      private static Procedure terminatingProcedure(AtomicBoolean called) {
          return (statusCode, message) -> {
              assertEquals(1, statusCode);
              assertNull(message);
              called.set(true);
          };
      }
  
      @Test
      public void testExitIsCalled() {
          AtomicBoolean exitCalled = new AtomicBoolean(false);
          Exit.setExitProcedure(terminatingProcedure(exitCalled));
  
          AtomicBoolean actionCalled = new AtomicBoolean(false);
          Runnable action = () -> {
              assertFalse(exitCalled.get());
              actionCalled.set(true);
          };
  
          try {
              new ProcessTerminatingFaultHandler.Builder()
                  .setShouldHalt(false)
                  .setAction(action)
                  .build()
                  .handleFault("", null);
          } finally {
              Exit.resetExitProcedure();
          }
  
          assertTrue(exitCalled.get());
          assertTrue(actionCalled.get());
      }
  
      @Test
      public void testHaltIsCalled() {
          AtomicBoolean haltCalled = new AtomicBoolean(false);
          Exit.setHaltProcedure(terminatingProcedure(haltCalled));
  
          AtomicBoolean actionCalled = new AtomicBoolean(false);
          Runnable action = () -> {
              assertFalse(haltCalled.get());
              actionCalled.set(true);
          };
  
          try {
              new ProcessTerminatingFaultHandler.Builder()
                  .setAction(action)
                  .build()
                  .handleFault("", null);
          } finally {
              Exit.resetHaltProcedure();
          }
  
          assertTrue(haltCalled.get());
          assertTrue(actionCalled.get());
      }
  }
  