code: /*
   * Copyright (c) 2016-present, RxJava Contributors.
   *
   * 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 io.reactivex.rxjava3.internal.operators.observable;
  
  import static org.mockito.Mockito.*;
  
  import org.junit.*;
  
  import io.reactivex.rxjava3.core.*;
  import io.reactivex.rxjava3.functions.Action;
  import io.reactivex.rxjava3.internal.util.ExceptionHelper;
  import io.reactivex.rxjava3.testsupport.TestHelper;
  
  public class ObservableFinallyTest extends RxJavaTest {
  
      private Action aAction0;
      private Observer<String> observer;
  
      // mocking has to be unchecked, unfortunately
      @Before
      public void before() {
          aAction0 = mock(Action.class);
          observer = TestHelper.mockObserver();
      }
  
      private void checkActionCalled(Observable<String> input) {
          input.doAfterTerminate(aAction0).subscribe(observer);
          try {
              verify(aAction0, times(1)).run();
          } catch (Throwable e) {
              throw ExceptionHelper.wrapOrThrow(e);
          }
      }
  
      @Test
      public void finallyCalledOnComplete() {
          checkActionCalled(Observable.fromArray("1", "2", "3"));
      }
  
      @Test
      public void finallyCalledOnError() {
          checkActionCalled(Observable.<String> error(new RuntimeException("expected")));
      }
  }
  