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.subscribers;
  
  import static org.junit.Assert.*;
  
  import org.junit.Test;
  import org.reactivestreams.Subscriber;
  
  import io.reactivex.rxjava3.core.*;
  import io.reactivex.rxjava3.disposables.*;
  import io.reactivex.rxjava3.exceptions.TestException;
  import io.reactivex.rxjava3.functions.Function;
  import io.reactivex.rxjava3.internal.subscriptions.BooleanSubscription;
  import io.reactivex.rxjava3.subscribers.TestSubscriber;
  import io.reactivex.rxjava3.testsupport.TestHelper;
  
  public class SubscriberResourceWrapperTest extends RxJavaTest {
  
      TestSubscriber<Integer> ts = new TestSubscriber<>();
  
      SubscriberResourceWrapper<Integer> s = new SubscriberResourceWrapper<>(ts);
  
      @Test
      public void cancel() {
          BooleanSubscription bs = new BooleanSubscription();
          Disposable d = Disposable.empty();
  
          s.setResource(d);
  
          s.onSubscribe(bs);
  
          assertFalse(d.isDisposed());
          assertFalse(s.isDisposed());
  
          ts.cancel();
  
          assertTrue(bs.isCancelled());
          assertTrue(d.isDisposed());
          assertTrue(s.isDisposed());
      }
  
      @Test
      public void error() {
          BooleanSubscription bs = new BooleanSubscription();
          Disposable d = Disposable.empty();
  
          s.setResource(d);
  
          s.onSubscribe(bs);
  
          s.onError(new TestException());
  
          assertTrue(d.isDisposed());
          assertFalse(bs.isCancelled());
  
          ts.assertFailure(TestException.class);
      }
  
      @Test
      public void complete() {
          BooleanSubscription bs = new BooleanSubscription();
          Disposable d = Disposable.empty();
  
          s.setResource(d);
  
          s.onSubscribe(bs);
  
          s.onComplete();
  
          assertTrue(d.isDisposed());
          assertFalse(bs.isCancelled());
  
          ts.assertResult();
      }
  
      @Test
      public void doubleOnSubscribe() {
          TestHelper.checkDoubleOnSubscribeFlowable(new Function<Flowable<Object>, Flowable<Object>>() {
              @Override
              public Flowable<Object> apply(Flowable<Object> f) throws Exception {
                  return f.lift(new FlowableOperator<Object, Object>() {
                      @Override
                      public Subscriber<? super Object> apply(
                              Subscriber<? super Object> s) throws Exception {
                          return new SubscriberResourceWrapper<>(s);
                      }
                  });
              }
          });
      }
  
      @Test
      public void badRequest() {
          TestHelper.assertBadRequestReported(Flowable.never().lift(new FlowableOperator<Object, Object>() {
              @Override
              public Subscriber<? super Object> apply(
                      Subscriber<? super Object> s) throws Exception {
                  return new SubscriberResourceWrapper<>(s);
              }
          }));
      }
  }
  