Java Code Examples for rx.observers.TestSubscriber#getCompletions()

The following examples show how to use rx.observers.TestSubscriber#getCompletions() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: BackPressureTest.java    From azure-cosmosdb-java with MIT License 5 votes vote down vote up 
@Test(groups = { "long" }, timeOut = TIMEOUT)
public void readFeed() throws Exception {
    FeedOptions options = new FeedOptions();
    options.setMaxItemCount(1);
    Observable<FeedResponse<Document>> queryObservable = client
        .readDocuments(getCollectionLink(), options);

    client.httpRequests.clear();

    TestSubscriber subscriber = new TestSubscriber(1);
    queryObservable.observeOn(Schedulers.io(), 1).subscribe(subscriber);
    int sleepTimeInMillis = 10000; // 10 seconds

    int i = 0;
    // use a test subscriber and request for more result and sleep in between
    while (subscriber.getCompletions() == 0 && subscriber.getOnErrorEvents().isEmpty()) {
        TimeUnit.MILLISECONDS.sleep(sleepTimeInMillis);
        sleepTimeInMillis /= 2;

        if (sleepTimeInMillis > 1000) {
            // validate that only one item is returned to subscriber in each iteration
            assertThat(subscriber.getValueCount() - i).isEqualTo(1);
        }
        // validate that only one item is returned to subscriber in each iteration
        // validate that the difference between the number of requests to backend
        // and the number of returned results is always less than a fixed threshold
        assertThat(client.httpRequests.size() - subscriber.getOnNextEvents().size())
            .isLessThanOrEqualTo(RxRingBuffer.SIZE + THRESHOLD);

        subscriber.requestMore(1);
        i++;
    }

    subscriber.assertNoErrors();
    subscriber.assertCompleted();
    assertThat(subscriber.getOnNextEvents()).hasSize(createdDocuments.size());
}
Example 2
Source File: BackPressureTest.java    From azure-cosmosdb-java with MIT License 5 votes vote down vote up 
@Test(groups = { "long" }, timeOut = TIMEOUT)
public void query() throws Exception {
    FeedOptions options = new FeedOptions();
    options.setMaxItemCount(1);
    Observable<FeedResponse<Document>> queryObservable = client
            .queryDocuments(getCollectionLink(), "SELECT * from r", options);

    client.httpRequests.clear();

    TestSubscriber subscriber = new TestSubscriber(1);
    queryObservable.observeOn(Schedulers.io(), 1).subscribe(subscriber);
    int sleepTimeInMillis = 10000;

    int i = 0;
    // use a test subscriber and request for more result and sleep in between
    while(subscriber.getCompletions() == 0 && subscriber.getOnErrorEvents().isEmpty()) {
        TimeUnit.MILLISECONDS.sleep(sleepTimeInMillis);
        sleepTimeInMillis /= 2;

        if (sleepTimeInMillis > 1000) {
            // validate that only one item is returned to subscriber in each iteration
            assertThat(subscriber.getValueCount() - i).isEqualTo(1);
        }
        // validate that the difference between the number of requests to backend
        // and the number of returned results is always less than a fixed threshold
        assertThat(client.httpRequests.size() - subscriber.getValueCount())
                .isLessThanOrEqualTo(RxRingBuffer.SIZE + THRESHOLD);

        subscriber.requestMore(1);
        i++;
    }

    subscriber.assertNoErrors();
    subscriber.assertCompleted();

    assertThat(subscriber.getOnNextEvents()).hasSize(createdDocuments.size());
}