Examples with NoOpCancelable com.amplifyframework.core.async.NoOpCancelable used on opensource projects

Example 1 with NoOpCancelable

use of com.amplifyframework.core.async.NoOpCancelable in project amplify-android by aws-amplify.

the class SubscriptionProcessorTest method arrangeStartedSubscriptions.

private static void arrangeStartedSubscriptions(AppSync appSync, List<ModelSchema> modelSchemas, SubscriptionType[] subscriptionTypes) {
    Answer<Cancelable> answer = invocation -> {
        final int startConsumerIndex = 1;
        Consumer<String> onStart = invocation.getArgument(startConsumerIndex);
        onStart.accept(RandomString.string());
        return new NoOpCancelable();
    };
    arrangeSubscriptions(appSync, answer, modelSchemas, subscriptionTypes);
}

Example 2 with NoOpCancelable

use of com.amplifyframework.core.async.NoOpCancelable in project amplify-android by aws-amplify.

the class SubscriptionProcessorTest method appSyncInvokedWhenSubscriptionsStarted.

/**
 * When {@link SubscriptionProcessor#startSubscriptions()} is invoked,
 * the {@link AppSync} client receives subscription requests.
 */
@Test
public void appSyncInvokedWhenSubscriptionsStarted() {
    // For every Class-SubscriptionType pairing, use a CountDownLatch
    // to tell whether or not we've "seen" a subscription event for it.
    Map<Pair<ModelSchema, SubscriptionType>, CountDownLatch> seen = new HashMap<>();
    // Build a stream of such pairs.
    Observable.fromIterable(modelSchemas).flatMap(modelSchema -> Observable.fromArray(SubscriptionType.values()).map(value -> Pair.create(modelSchema, value))).blockingForEach(pair -> {
        // For each one, store a latch. Add a mocking behavior to count down
        // the latch when the subscription API is hit, for that class and subscription type.
        CountDownLatch latch = new CountDownLatch(1);
        seen.put(Pair.create(pair.first, pair.second), latch);
        Answer<Cancelable> answer = invocation -> {
            latch.countDown();
            return new NoOpCancelable();
        };
        arrangeSubscription(appSync, answer, pair.first, pair.second);
    });
    // Act: start some subscriptions.
    try {
        subscriptionProcessor.startSubscriptions();
    } catch (DataStoreException exception) {
    // startSubscriptions throws this exception if it doesn't receive the start_ack messages after a time out.
    // This test doesn't mock those start_ack messages, so this expection is expected.  That's okay though -
    // we just want to verify that the subscriptions were requested.
    }
    // Make sure that all of the subscriptions have been
    Observable.fromIterable(seen.entrySet()).blockingForEach(entry -> {
        CountDownLatch latch = entry.getValue();
        assertTrue(latch.await(OPERATION_TIMEOUT_MS, TimeUnit.MILLISECONDS));
    });
}

Example 3 with NoOpCancelable

use of com.amplifyframework.core.async.NoOpCancelable in project amplify-android by aws-amplify.

the class RxAdaptersTest method singleFiresErrorWhenErrorEmitted.

/**
 * The {@link Single} returned by
 * {@link CancelableBehaviors#toSingle(CancelableBehaviors.ResultEmitter)}
 * will dispatch an error when the {@link CancelableBehaviors.ResultEmitter}'s error consumer is
 * invoked.
 */
@Test
public void singleFiresErrorWhenErrorEmitted() {
    Throwable expected = new Throwable(RandomString.string());
    CancelableBehaviors.toSingle((onResult, onError) -> {
        onError.accept(expected);
        return new NoOpCancelable();
    }).test().assertError(expected).assertNoValues();
}

Example 4 with NoOpCancelable

use of com.amplifyframework.core.async.NoOpCancelable in project amplify-android by aws-amplify.

the class RxAdaptersTest method singleFiresResultWhenEmitted.

/**
 * The {@link Single} returned by
 * {@link CancelableBehaviors#toSingle(CancelableBehaviors.ResultEmitter)}
 * will dispatch a result when the {@link CancelableBehaviors.ResultEmitter}'s value consumer
 * is invoked.
 */
@Test
public void singleFiresResultWhenEmitted() {
    String result = RandomString.string();
    CancelableBehaviors.toSingle((onResult, onError) -> {
        onResult.accept(result);
        return new NoOpCancelable();
    }).test().assertValue(result).assertComplete();
}

Example 5 with NoOpCancelable

use of com.amplifyframework.core.async.NoOpCancelable in project amplify-android by aws-amplify.

the class RxAdaptersTest method observableFiresValuesAndCompletesWhenEmitterDoes.

/**
 * The {@link Observable} returned by
 * {@link CancelableBehaviors#toObservable(CancelableBehaviors.StreamEmitter)}
 * will contain a stream of values corresponding to those that have been passed via the emitter's
 * item consumer. When the emitters' completion action is invoked, the Observable completes.
 */
@Test
public void observableFiresValuesAndCompletesWhenEmitterDoes() {
    String first = RandomString.string();
    String second = RandomString.string();
    CancelableBehaviors.toObservable((onStart, onItem, onError, onComplete) -> {
        onStart.accept(RandomString.string());
        onItem.accept(first);
        onItem.accept(second);
        onComplete.call();
        return new NoOpCancelable();
    }).test().assertValues(first, second).assertComplete().assertNoErrors();
}