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Example 56 with Observer

use of io.reactivex.rxjava3.core.Observer in project RxJava by ReactiveX.

the class TestObserverExTest method completeDelegateThrows.

@Test
public void completeDelegateThrows() {
    TestObserverEx<Integer> to = new TestObserverEx<>(new Observer<Integer>() {

        @Override
        public void onSubscribe(Disposable d) {
        }

        @Override
        public void onNext(Integer value) {
        }

        @Override
        public void onError(Throwable e) {
            throw new TestException();
        }

        @Override
        public void onComplete() {
            throw new TestException();
        }
    });
    to.onSubscribe(Disposable.empty());
    try {
        to.onComplete();
        throw new RuntimeException("Should have thrown!");
    } catch (TestException ex) {
        to.assertTerminated();
    }
}
Also used : ScalarDisposable(io.reactivex.rxjava3.internal.operators.observable.ObservableScalarXMap.ScalarDisposable) Disposable(io.reactivex.rxjava3.disposables.Disposable) TestException(io.reactivex.rxjava3.exceptions.TestException) RxJavaTest(io.reactivex.rxjava3.core.RxJavaTest) Test(org.junit.Test)

Example 57 with Observer

use of io.reactivex.rxjava3.core.Observer in project RxJava by ReactiveX.

the class JavadocWording method flowableDocRefersToFlowableTypes.

@Test
public void flowableDocRefersToFlowableTypes() throws Exception {
    List<RxMethod> list = BaseTypeParser.parse(TestHelper.findSource("Flowable"), "Flowable");
    assertFalse(list.isEmpty());
    StringBuilder e = new StringBuilder();
    for (RxMethod m : list) {
        int jdx;
        if (m.javadoc != null) {
            jdx = 0;
            for (; ; ) {
                int idx = m.javadoc.indexOf("onSuccess", jdx);
                if (idx >= 0) {
                    if (!m.signature.contains("Maybe") && !m.signature.contains("MaybeSource") && !m.signature.contains("Single") && !m.signature.contains("SingleSource")) {
                        e.append("java.lang.RuntimeException: Flowable doc mentions onSuccess\r\n at io.reactivex.rxjava3.core.").append("Flowable.method(Flowable.java:").append(m.javadocLine + lineNumber(m.javadoc, idx) - 1).append(")\r\n\r\n");
                    }
                    jdx = idx + 6;
                } else {
                    break;
                }
            }
            jdx = 0;
            for (; ; ) {
                int idx = m.javadoc.indexOf(" Observer", jdx);
                if (idx >= 0) {
                    if (!m.signature.contains("ObservableSource") && !m.signature.contains("Observable")) {
                        e.append("java.lang.RuntimeException: Flowable doc mentions Observer but not using Observable\r\n at io.reactivex.rxjava3.core.").append("Flowable.method(Flowable.java:").append(m.javadocLine + lineNumber(m.javadoc, idx) - 1).append(")\r\n\r\n");
                    }
                    jdx = idx + 6;
                } else {
                    break;
                }
            }
            jdx = 0;
            for (; ; ) {
                int idx = m.javadoc.indexOf(" SingleObserver", jdx);
                if (idx >= 0) {
                    if (!m.signature.contains("SingleSource") && !m.signature.contains("Single")) {
                        e.append("java.lang.RuntimeException: Flowable doc mentions SingleObserver but not using Single\r\n at io.reactivex.rxjava3.core.").append("Flowable.method(Flowable.java:").append(m.javadocLine + lineNumber(m.javadoc, idx) - 1).append(")\r\n\r\n");
                    }
                    jdx = idx + 6;
                } else {
                    break;
                }
            }
            jdx = 0;
            for (; ; ) {
                int idx = m.javadoc.indexOf(" MaybeObserver", jdx);
                if (idx >= 0) {
                    if (!m.signature.contains("MaybeSource") && !m.signature.contains("Maybe")) {
                        e.append("java.lang.RuntimeException: Flowable doc mentions MaybeObserver but not using Maybe\r\n at io.reactivex.rxjava3.core.").append("Flowable.method(Flowable.java:").append(m.javadocLine + lineNumber(m.javadoc, idx) - 1).append(")\r\n\r\n");
                    }
                    jdx = idx + 6;
                } else {
                    break;
                }
            }
            jdx = 0;
            for (; ; ) {
                int idx = m.javadoc.indexOf(" Disposable", jdx);
                if (idx >= 0) {
                    if (!m.signature.contains("Observable") && !m.signature.contains("ObservableSource") && !m.signature.contains("Single") && !m.signature.contains("SingleSource") && !m.signature.contains("Completable") && !m.signature.contains("CompletableSource") && !m.signature.contains("Maybe") && !m.signature.contains("MaybeSource") && !m.signature.contains("Disposable") && !m.signature.contains("void subscribe")) {
                        CharSequence subSequence = m.javadoc.subSequence(idx - 6, idx + 11);
                        if (idx < 6 || !subSequence.equals("{@link Disposable")) {
                            e.append("java.lang.RuntimeException: Flowable doc mentions Disposable but not using Flowable\r\n at io.reactivex.rxjava3.core.").append("Flowable.method(Flowable.java:").append(m.javadocLine + lineNumber(m.javadoc, idx) - 1).append(")\r\n\r\n");
                        }
                    }
                    jdx = idx + 6;
                } else {
                    break;
                }
            }
            jdx = 0;
            for (; ; ) {
                int idx = m.javadoc.indexOf("Observable", jdx);
                if (idx >= 0) {
                    if (!m.signature.contains("Observable")) {
                        e.append("java.lang.RuntimeException: Flowable doc mentions Observable but not in the signature\r\n at io.reactivex.rxjava3.core.").append("Flowable.method(Flowable.java:").append(m.javadocLine + lineNumber(m.javadoc, idx) - 1).append(")\r\n\r\n");
                    }
                    jdx = idx + 6;
                } else {
                    break;
                }
            }
            jdx = 0;
            for (; ; ) {
                int idx = m.javadoc.indexOf("ObservableSource", jdx);
                if (idx >= 0) {
                    if (!m.signature.contains("ObservableSource")) {
                        e.append("java.lang.RuntimeException: Flowable doc mentions ObservableSource but not in the signature\r\n at io.reactivex.rxjava3.core.").append("Flowable.method(Flowable.java:").append(m.javadocLine + lineNumber(m.javadoc, idx) - 1).append(")\r\n\r\n");
                    }
                    jdx = idx + 6;
                } else {
                    break;
                }
            }
            checkAtReturnAndSignatureMatch("Flowable", m, e, "Flowable", "Observable", "Maybe", "Single", "Completable", "ConnectableFlowable", "ParallelFlowable", "Disposable", "Iterable", "Stream", "Future", "CompletionStage");
            aOrAn(e, m, "Flowable");
            missingClosingDD(e, m, "Flowable", "io.reactivex.rxjava3.core");
            backpressureMentionedWithoutAnnotation(e, m, "Flowable");
        }
    }
    if (e.length() != 0) {
        System.out.println(e);
        fail(e.toString());
    }
}
Also used : RxMethod(io.reactivex.rxjava3.validators.BaseTypeParser.RxMethod) Test(org.junit.Test)

Example 58 with Observer

use of io.reactivex.rxjava3.core.Observer in project RxJava by ReactiveX.

the class JavadocWording method parallelFlowableDocRefersToCorrectTypes.

@Test
public void parallelFlowableDocRefersToCorrectTypes() throws Exception {
    List<RxMethod> list = BaseTypeParser.parse(TestHelper.findSource("ParallelFlowable", "io.reactivex.rxjava3.parallel"), "ParallelFlowable");
    assertFalse(list.isEmpty());
    StringBuilder e = new StringBuilder();
    for (RxMethod m : list) {
        int jdx;
        if (m.javadoc != null) {
            jdx = 0;
            for (; ; ) {
                int idx = m.javadoc.indexOf("onSuccess", jdx);
                if (idx >= 0) {
                    if (!m.signature.contains("Maybe") && !m.signature.contains("MaybeSource") && !m.signature.contains("Single") && !m.signature.contains("SingleSource")) {
                        e.append("java.lang.RuntimeException: Flowable doc mentions onSuccess\r\n at io.reactivex.rxjava3.core.").append("Flowable.method(Flowable.java:").append(m.javadocLine + lineNumber(m.javadoc, idx) - 1).append(")\r\n\r\n");
                    }
                    jdx = idx + 6;
                } else {
                    break;
                }
            }
            jdx = 0;
            for (; ; ) {
                int idx = m.javadoc.indexOf(" Observer", jdx);
                if (idx >= 0) {
                    if (!m.signature.contains("ObservableSource") && !m.signature.contains("Observable")) {
                        e.append("java.lang.RuntimeException: Flowable doc mentions Observer but not using Observable\r\n at io.reactivex.rxjava3.core.").append("Flowable.method(Flowable.java:").append(m.javadocLine + lineNumber(m.javadoc, idx) - 1).append(")\r\n\r\n");
                    }
                    jdx = idx + 6;
                } else {
                    break;
                }
            }
            jdx = 0;
            for (; ; ) {
                int idx = m.javadoc.indexOf(" SingleObserver", jdx);
                if (idx >= 0) {
                    if (!m.signature.contains("SingleSource") && !m.signature.contains("Single")) {
                        e.append("java.lang.RuntimeException: Flowable doc mentions SingleObserver but not using Single\r\n at io.reactivex.rxjava3.core.").append("Flowable.method(Flowable.java:").append(m.javadocLine + lineNumber(m.javadoc, idx) - 1).append(")\r\n\r\n");
                    }
                    jdx = idx + 6;
                } else {
                    break;
                }
            }
            jdx = 0;
            for (; ; ) {
                int idx = m.javadoc.indexOf(" MaybeObserver", jdx);
                if (idx >= 0) {
                    if (!m.signature.contains("MaybeSource") && !m.signature.contains("Maybe")) {
                        e.append("java.lang.RuntimeException: Flowable doc mentions MaybeObserver but not using Maybe\r\n at io.reactivex.rxjava3.core.").append("Flowable.method(Flowable.java:").append(m.javadocLine + lineNumber(m.javadoc, idx) - 1).append(")\r\n\r\n");
                    }
                    jdx = idx + 6;
                } else {
                    break;
                }
            }
            jdx = 0;
            for (; ; ) {
                int idx = m.javadoc.indexOf(" Disposable", jdx);
                if (idx >= 0) {
                    if (!m.signature.contains("Observable") && !m.signature.contains("ObservableSource") && !m.signature.contains("Single") && !m.signature.contains("SingleSource") && !m.signature.contains("Completable") && !m.signature.contains("CompletableSource") && !m.signature.contains("Maybe") && !m.signature.contains("MaybeSource") && !m.signature.contains("Disposable")) {
                        CharSequence subSequence = m.javadoc.subSequence(idx - 6, idx + 11);
                        if (idx < 6 || !subSequence.equals("{@link Disposable")) {
                            e.append("java.lang.RuntimeException: Flowable doc mentions Disposable but not using Flowable\r\n at io.reactivex.rxjava3.core.").append("Flowable.method(Flowable.java:").append(m.javadocLine + lineNumber(m.javadoc, idx) - 1).append(")\r\n\r\n");
                        }
                    }
                    jdx = idx + 6;
                } else {
                    break;
                }
            }
            jdx = 0;
            for (; ; ) {
                int idx = m.javadoc.indexOf("Observable", jdx);
                if (idx >= 0) {
                    if (!m.signature.contains("Observable")) {
                        e.append("java.lang.RuntimeException: Flowable doc mentions Observable but not in the signature\r\n at io.reactivex.rxjava3.core.").append("Flowable.method(Flowable.java:").append(m.javadocLine + lineNumber(m.javadoc, idx) - 1).append(")\r\n\r\n");
                    }
                    jdx = idx + 6;
                } else {
                    break;
                }
            }
            jdx = 0;
            for (; ; ) {
                int idx = m.javadoc.indexOf("ObservableSource", jdx);
                if (idx >= 0) {
                    if (!m.signature.contains("ObservableSource")) {
                        e.append("java.lang.RuntimeException: Flowable doc mentions ObservableSource but not in the signature\r\n at io.reactivex.rxjava3.core.").append("Flowable.method(Flowable.java:").append(m.javadocLine + lineNumber(m.javadoc, idx) - 1).append(")\r\n\r\n");
                    }
                    jdx = idx + 6;
                } else {
                    break;
                }
            }
            checkAtReturnAndSignatureMatch("ParallelFlowable", m, e, "Flowable", "Observable", "Maybe", "Single", "Completable", "ConnectableFlowable", "ParallelFlowable", "Disposable", "Iterable", "Stream", "Future", "CompletionStage");
            aOrAn(e, m, "ParallelFlowable");
            missingClosingDD(e, m, "ParallelFlowable", "io.reactivex.rxjava3.parallel");
            backpressureMentionedWithoutAnnotation(e, m, "ParallelFlowable");
        }
    }
    if (e.length() != 0) {
        System.out.println(e);
        fail(e.toString());
    }
}
Also used : RxMethod(io.reactivex.rxjava3.validators.BaseTypeParser.RxMethod) Test(org.junit.Test)

Example 59 with Observer

use of io.reactivex.rxjava3.core.Observer in project RxJava by ReactiveX.

the class TestObserverExTest method wrappingMock.

@Test
public void wrappingMock() {
    Observable<Integer> oi = Observable.fromIterable(Arrays.asList(1, 2));
    Observer<Integer> mockSubscriber = TestHelper.mockObserver();
    oi.subscribe(new TestObserverEx<>(mockSubscriber));
    InOrder inOrder = inOrder(mockSubscriber);
    inOrder.verify(mockSubscriber, times(1)).onNext(1);
    inOrder.verify(mockSubscriber, times(1)).onNext(2);
    inOrder.verify(mockSubscriber, times(1)).onComplete();
    inOrder.verifyNoMoreInteractions();
}
Also used : InOrder(org.mockito.InOrder) RxJavaTest(io.reactivex.rxjava3.core.RxJavaTest) Test(org.junit.Test)

Example 60 with Observer

use of io.reactivex.rxjava3.core.Observer in project RxJava by ReactiveX.

the class ExceptionsTest method stackOverflowWouldOccur.

@Test
public void stackOverflowWouldOccur() {
    final PublishSubject<Integer> a = PublishSubject.create();
    final PublishSubject<Integer> b = PublishSubject.create();
    final int MAX_STACK_DEPTH = 800;
    final AtomicInteger depth = new AtomicInteger();
    a.subscribe(new Observer<Integer>() {

        @Override
        public void onSubscribe(Disposable d) {
        }

        @Override
        public void onComplete() {
        }

        @Override
        public void onError(Throwable e) {
            e.printStackTrace();
        }

        @Override
        public void onNext(Integer n) {
            b.onNext(n + 1);
        }
    });
    b.subscribe(new Observer<Integer>() {

        @Override
        public void onSubscribe(Disposable d) {
        // TODO Auto-generated method stub
        }

        @Override
        public void onComplete() {
        }

        @Override
        public void onError(Throwable e) {
            e.printStackTrace();
        }

        @Override
        public void onNext(Integer n) {
            if (depth.get() < MAX_STACK_DEPTH) {
                depth.set(Thread.currentThread().getStackTrace().length);
                a.onNext(n + 1);
            }
        }
    });
    a.onNext(1);
    assertTrue(depth.get() >= MAX_STACK_DEPTH);
}
Also used : AtomicInteger(java.util.concurrent.atomic.AtomicInteger) Disposable(io.reactivex.rxjava3.disposables.Disposable) AtomicInteger(java.util.concurrent.atomic.AtomicInteger) Test(org.junit.Test)

Aggregations

Test (org.junit.Test)139 TestException (io.reactivex.rxjava3.exceptions.TestException)88 InOrder (org.mockito.InOrder)75 Observable (io.reactivex.rxjava3.core.Observable)49 Disposable (io.reactivex.rxjava3.disposables.Disposable)49 TestObserver (io.reactivex.rxjava3.observers.TestObserver)37 IOException (java.io.IOException)29 Observer (io.reactivex.rxjava3.core.Observer)23 TestScheduler (io.reactivex.rxjava3.schedulers.TestScheduler)22 AtomicInteger (java.util.concurrent.atomic.AtomicInteger)17 RxJavaTest (io.reactivex.rxjava3.core.RxJavaTest)11 Function (io.reactivex.rxjava3.functions.Function)10 SequentialDisposable (io.reactivex.rxjava3.internal.disposables.SequentialDisposable)6 ConnectableObservable (io.reactivex.rxjava3.observables.ConnectableObservable)6 AtomicReference (java.util.concurrent.atomic.AtomicReference)6 io.reactivex.rxjava3.core (io.reactivex.rxjava3.core)5 BooleanSubscription (io.reactivex.rxjava3.internal.subscriptions.BooleanSubscription)5 io.reactivex.rxjava3.subjects (io.reactivex.rxjava3.subjects)5 RxMethod (io.reactivex.rxjava3.validators.BaseTypeParser.RxMethod)5 InvocationOnMock (org.mockito.invocation.InvocationOnMock)5