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.maybe;
  
  import static org.junit.Assert.*;
  
  import java.util.concurrent.TimeoutException;
  
  import org.junit.Test;
  
  import io.reactivex.rxjava3.annotations.NonNull;
  import io.reactivex.rxjava3.core.*;
  import io.reactivex.rxjava3.disposables.Disposable;
  import io.reactivex.rxjava3.exceptions.TestException;
  import io.reactivex.rxjava3.functions.Function;
  import io.reactivex.rxjava3.observers.TestObserver;
  import io.reactivex.rxjava3.plugins.RxJavaPlugins;
  import io.reactivex.rxjava3.processors.PublishProcessor;
  import io.reactivex.rxjava3.testsupport.*;
  
  public class MaybeTimeoutPublisherTest extends RxJavaTest {
  
      @Test
      public void mainError() {
          PublishProcessor<Integer> pp1 = PublishProcessor.create();
          PublishProcessor<Integer> pp2 = PublishProcessor.create();
  
          TestObserver<Integer> to = pp1.singleElement().timeout(pp2).test();
  
          assertTrue(pp1.hasSubscribers());
          assertTrue(pp2.hasSubscribers());
  
          pp1.onError(new TestException());
  
          assertFalse(pp1.hasSubscribers());
          assertFalse(pp2.hasSubscribers());
  
          to.assertFailure(TestException.class);
      }
  
      @Test
      public void otherError() {
          PublishProcessor<Integer> pp1 = PublishProcessor.create();
          PublishProcessor<Integer> pp2 = PublishProcessor.create();
  
          TestObserver<Integer> to = pp1.singleElement().timeout(pp2).test();
  
          assertTrue(pp1.hasSubscribers());
          assertTrue(pp2.hasSubscribers());
  
          pp2.onError(new TestException());
  
          assertFalse(pp1.hasSubscribers());
          assertFalse(pp2.hasSubscribers());
  
          to.assertFailure(TestException.class);
      }
  
      @Test
      public void fallbackError() {
          PublishProcessor<Integer> pp1 = PublishProcessor.create();
          PublishProcessor<Integer> pp2 = PublishProcessor.create();
  
          TestObserver<Integer> to = pp1.singleElement().timeout(pp2, Maybe.<Integer>error(new TestException())).test();
  
          assertTrue(pp1.hasSubscribers());
          assertTrue(pp2.hasSubscribers());
  
          pp2.onNext(1);
          pp2.onComplete();
  
          assertFalse(pp1.hasSubscribers());
          assertFalse(pp2.hasSubscribers());
  
          to.assertFailure(TestException.class);
      }
  
      @Test
      public void fallbackComplete() {
          PublishProcessor<Integer> pp1 = PublishProcessor.create();
          PublishProcessor<Integer> pp2 = PublishProcessor.create();
  
          TestObserver<Integer> to = pp1.singleElement().timeout(pp2, Maybe.<Integer>empty()).test();
  
          assertTrue(pp1.hasSubscribers());
          assertTrue(pp2.hasSubscribers());
  
          pp2.onNext(1);
          pp2.onComplete();
  
          assertFalse(pp1.hasSubscribers());
          assertFalse(pp2.hasSubscribers());
  
          to.assertResult();
      }
  
      @Test
      public void mainComplete() {
          PublishProcessor<Integer> pp1 = PublishProcessor.create();
          PublishProcessor<Integer> pp2 = PublishProcessor.create();
  
          TestObserver<Integer> to = pp1.singleElement().timeout(pp2).test();
  
          assertTrue(pp1.hasSubscribers());
          assertTrue(pp2.hasSubscribers());
  
          pp1.onComplete();
  
          assertFalse(pp1.hasSubscribers());
          assertFalse(pp2.hasSubscribers());
  
          to.assertResult();
      }
  
      @Test
      public void otherComplete() {
          PublishProcessor<Integer> pp1 = PublishProcessor.create();
          PublishProcessor<Integer> pp2 = PublishProcessor.create();
  
          TestObserver<Integer> to = pp1.singleElement().timeout(pp2).test();
  
          assertTrue(pp1.hasSubscribers());
          assertTrue(pp2.hasSubscribers());
  
          pp2.onComplete();
  
          assertFalse(pp1.hasSubscribers());
          assertFalse(pp2.hasSubscribers());
  
          to.assertFailure(TimeoutException.class);
      }
  
      @Test
      public void dispose() {
          PublishProcessor<Integer> pp1 = PublishProcessor.create();
          PublishProcessor<Integer> pp2 = PublishProcessor.create();
  
          TestHelper.checkDisposed(pp1.singleElement().timeout(pp2));
      }
  
      @Test
      public void dispose2() {
          PublishProcessor<Integer> pp1 = PublishProcessor.create();
          PublishProcessor<Integer> pp2 = PublishProcessor.create();
  
          TestHelper.checkDisposed(pp1.singleElement().timeout(pp2, Maybe.just(1)));
      }
  
      @Test
      public void onErrorRace() {
          for (int i = 0; i < TestHelper.RACE_DEFAULT_LOOPS; i++) {
              TestHelper.trackPluginErrors();
              try {
                  final PublishProcessor<Integer> pp1 = PublishProcessor.create();
                  final PublishProcessor<Integer> pp2 = PublishProcessor.create();
  
                  TestObserver<Integer> to = pp1.singleElement().timeout(pp2).test();
  
                  final TestException ex = new TestException();
  
                  Runnable r1 = new Runnable() {
                      @Override
                      public void run() {
                          pp1.onError(ex);
                      }
                  };
                  Runnable r2 = new Runnable() {
                      @Override
                      public void run() {
                          pp2.onError(ex);
                      }
                  };
  
                  TestHelper.race(r1, r2);
  
                  to.assertFailure(TestException.class);
              } finally {
                  RxJavaPlugins.reset();
              }
          }
      }
  
      @Test
      public void onCompleteRace() {
          for (int i = 0; i < TestHelper.RACE_DEFAULT_LOOPS; i++) {
              final PublishProcessor<Integer> pp1 = PublishProcessor.create();
              final PublishProcessor<Integer> pp2 = PublishProcessor.create();
  
              TestObserverEx<Integer> to = pp1.singleElement().timeout(pp2).to(TestHelper.<Integer>testConsumer());
  
              Runnable r1 = new Runnable() {
                  @Override
                  public void run() {
                      pp1.onComplete();
                  }
              };
              Runnable r2 = new Runnable() {
                  @Override
                  public void run() {
                      pp2.onComplete();
                  }
              };
  
              TestHelper.race(r1, r2);
  
              to.assertSubscribed().assertNoValues();
  
              if (to.errors().size() != 0) {
                  to.assertError(TimeoutException.class).assertNotComplete();
              } else {
                  to.assertNoErrors().assertComplete();
              }
          }
      }
  
      @Test
      public void badSourceOther() {
          TestHelper.checkBadSourceFlowable(new Function<Flowable<Integer>, Object>() {
              @Override
              public Object apply(Flowable<Integer> f) throws Exception {
                  return Maybe.never().timeout(f, Maybe.just(1));
              }
          }, false, null, 1, 1);
      }
  
      @Test
      public void mainSuccessAfterOtherSignal() {
          PublishProcessor<Integer> pp = PublishProcessor.create();
  
          new Maybe<Integer>() {
              @Override
              protected void subscribeActual(@NonNull MaybeObserver<? super Integer> observer) {
                  observer.onSubscribe(Disposable.empty());
                  pp.onNext(2);
                  observer.onSuccess(1);
              }
          }
          .timeout(pp)
          .test()
          .assertFailure(TimeoutException.class);
      }
  
      @Test
      public void mainSuccess() {
          Maybe.just(1)
          .timeout(Flowable.never())
          .test()
          .assertResult(1);
      }
  }
  