Examples with TestObserver io.reactivex.observers.TestObserver used on opensource projects

Example 51 with TestObserver

use of io.reactivex.observers.TestObserver in project rxjava2-jdbc by davidmoten.

the class NonBlockingPoolTest method testPoolFactoryWhenFailsThenRecovers.

@Test
public void testPoolFactoryWhenFailsThenRecovers() {
    AtomicReference<Throwable> ex = new AtomicReference<>();
    Consumer<? super Throwable> handler = RxJavaPlugins.getErrorHandler();
    RxJavaPlugins.setErrorHandler(t -> ex.set(t));
    try {
        TestScheduler s = new TestScheduler();
        AtomicInteger c = new AtomicInteger();
        NonBlockingPool<Integer> pool = NonBlockingPool.factory(() -> {
            if (c.getAndIncrement() == 0) {
                throw new TestException();
            } else {
                return c.get();
            }
        }).maxSize(// 
        1).scheduler(// 
        s).createRetryInterval(10, // 
        TimeUnit.SECONDS).build();
        TestObserver<Integer> ts = // 
        pool.member().map(// 
        m -> m.value()).test().assertNotTerminated().assertNoValues();
        s.triggerActions();
        assertTrue(ex.get() instanceof UndeliverableException);
        assertTrue(((UndeliverableException) ex.get()).getCause() instanceof TestException);
        s.advanceTimeBy(10, TimeUnit.SECONDS);
        s.triggerActions();
        ts.assertComplete();
        ts.assertValue(2);
    } finally {
        RxJavaPlugins.setErrorHandler(handler);
    }
}

Example 52 with TestObserver

use of io.reactivex.observers.TestObserver in project quran_android by quran.

the class RecentPageModelTest method testUpdateLatestPageWithSlowRecents.

@Test
public void testUpdateLatestPageWithSlowRecents() {
    final TestScheduler testScheduler = new TestScheduler();
    RecentPageModel recentPageModel = new RecentPageModel(bookmarksAdapter) {

        @Override
        Single<List<RecentPage>> getRecentPagesObservable() {
            // testScheduler simulates the passing of 5 seconds (the timer time).
            return Single.timer(5, TimeUnit.SECONDS, testScheduler).map(aLong -> SAMPLE_RECENT_PAGES).subscribeOn(Schedulers.trampoline());
        }
    };
    TestObserver<Integer> testObserver = new TestObserver<>();
    recentPageModel.getLatestPageObservable().take(2).subscribe(testObserver);
    // write before the mock data from getRecentPagesObservable comes back
    recentPageModel.updateLatestPage(51);
    // now let's pretend the recent page came back - we expect that this page should be ignored.
    testScheduler.advanceTimeBy(5, TimeUnit.SECONDS);
    // and that another page afterwards was written
    recentPageModel.updateLatestPage(23);
    testObserver.awaitTerminalEvent();
    testObserver.assertValues(51, 23);
}

Example 53 with TestObserver

use of io.reactivex.observers.TestObserver in project quran_android by quran.

the class TranslationManagerPresenterTest method getRemoteTranslationListObservableIssue.

@Test
public void getRemoteTranslationListObservableIssue() throws Exception {
    MockResponse mockResponse = new MockResponse();
    mockResponse.setResponseCode(500);
    this.mockWebServer.enqueue(mockResponse);
    TestObserver<TranslationList> testObserver = new TestObserver<>();
    this.translationManager.getRemoteTranslationListObservable().subscribe(testObserver);
    testObserver.awaitTerminalEvent();
    testObserver.assertNoValues();
    testObserver.assertError(IOException.class);
}

Example 54 with TestObserver

use of io.reactivex.observers.TestObserver in project quran_android by quran.

the class BookmarkImportExportModelTest method testReadInvalidBookmarks.

@Test
public void testReadInvalidBookmarks() {
    TestObserver<BookmarkData> testObserver = new TestObserver<>();
    Buffer source = new Buffer();
    source.writeUtf8(")");
    bookmarkImportExportModel.readBookmarks(source).subscribe(testObserver);
    testObserver.awaitTerminalEvent();
    testObserver.assertValueCount(0);
    testObserver.assertError(IOException.class);
}

Example 55 with TestObserver

use of io.reactivex.observers.TestObserver in project tutorials by eugenp.

the class ExceptionHandlingTest method givenSubscriberAndError_whenChangeStateOnError_thenErrorThrown.

@Test
public void givenSubscriberAndError_whenChangeStateOnError_thenErrorThrown() {
    TestObserver<String> testObserver = new TestObserver<>();
    final AtomicBoolean state = new AtomicBoolean(false);
    Observable.<String>error(UNKNOWN_ERROR).doOnError(throwable -> state.set(true)).subscribe(testObserver);
    testObserver.assertError(UNKNOWN_ERROR);
    testObserver.assertNotComplete();
    testObserver.assertNoValues();
    assertTrue("state should be changed", state.get());
}