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

Example 16 with Cancelable

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

the class SQLiteStorageAdapterObserveQueryTest method querySavedDataWithStringPredicates.

/**
 * Test querying the saved item in the SQLite database with
 * predicate conditions.
 *
 * @throws DataStoreException   On unexpected failure manipulating items in/out of DataStore
 * @throws InterruptedException On unexpected failure manipulating items in/out of DataStore
 */
@Test
public void querySavedDataWithStringPredicates() throws DataStoreException, InterruptedException {
    final List<Post> savedModels = new ArrayList<>();
    BlogOwner blogOwner = BlogOwner.builder().name("Test Dummy").build();
    adapter.save(blogOwner);
    Blog blog = Blog.builder().name("Blogging for Dummies").owner(blogOwner).build();
    adapter.save(blog);
    final int numModels = 10;
    for (int counter = 0; counter < numModels; counter++) {
        final Post post = Post.builder().title(counter + "-title").status(PostStatus.INACTIVE).rating(counter).blog(blog).build();
        adapter.save(post);
        savedModels.add(post);
    }
    CountDownLatch latch = new CountDownLatch(1);
    Consumer<Cancelable> observationStarted = NoOpConsumer.create();
    Consumer<DataStoreQuerySnapshot<Post>> onQuerySnapshot = value -> {
        assertTrue(value.getItems().contains(savedModels.get(4)));
        assertTrue(value.getItems().contains(savedModels.get(7)));
        assertFalse(value.getItems().contains(savedModels.get(9)));
        latch.countDown();
    };
    Consumer<DataStoreException> onObservationError = NoOpConsumer.create();
    Action onObservationComplete = NoOpAction.create();
    adapter.observeQuery(Post.class, new ObserveQueryOptions(Post.TITLE.beginsWith("4").or(Post.TITLE.beginsWith("7")).or(Post.TITLE.beginsWith("9")).and(not(Post.TITLE.gt(8))), null), observationStarted, onQuerySnapshot, onObservationError, onObservationComplete);
    assertTrue(latch.await(15, TimeUnit.SECONDS));
}

Example 17 with Cancelable

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

the class SQLiteStorageAdapterObserveQueryTest method queryWithOrderByRelatedModel.

/**
 * Test query with order by.  Validate that a list of Blog can be sorted by the names of BlogOwners.
 *
 * @throws DataStoreException On failure to arrange items into store, or from the query action itself.
 * @throws InterruptedException InterruptedException.
 */
@Test
public void queryWithOrderByRelatedModel() throws DataStoreException, InterruptedException {
    // Expect: Create BlogOwners and their respective blogs
    List<String> names = Arrays.asList("Joe", "Bob", "Dan", "Jane");
    List<Blog> blogs = new ArrayList<>();
    CountDownLatch latch = new CountDownLatch(1);
    for (String name : names) {
        BlogOwner owner = BlogOwner.builder().name(name).build();
        adapter.save(owner);
        Blog blog = Blog.builder().name("").owner(owner).build();
        adapter.save(blog);
        blogs.add(blog);
    }
    List<Blog> sorted = new ArrayList<>(blogs);
    Collections.sort(sorted, Comparator.comparing(blog -> blog.getOwner().getName()));
    Consumer<Cancelable> observationStarted = NoOpConsumer.create();
    Consumer<DataStoreQuerySnapshot<Blog>> onQuerySnapshot = value -> {
        assertEquals(sorted, value.getItems());
        latch.countDown();
    };
    Consumer<DataStoreException> onObservationError = NoOpConsumer.create();
    Action onObservationComplete = NoOpAction.create();
    List<QuerySortBy> sortBy = new ArrayList<>();
    sortBy.add(BlogOwner.NAME.ascending());
    // Act: Query Blogs sorted by owner's name
    adapter.observeQuery(Blog.class, new ObserveQueryOptions(null, sortBy), observationStarted, onQuerySnapshot, onObservationError, onObservationComplete);
    // assert
    assertTrue(latch.await(30, TimeUnit.SECONDS));
}

Example 18 with Cancelable

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

the class SQLiteStorageAdapterObserveQueryTest method querySavedDataWithMultipleItems.

/**
 * Test querying the saved item in the SQLite database with observeQuery.
 *
 * @throws DataStoreException   On unexpected failure manipulating items in/out of DataStore
 * @throws InterruptedException On unexpected failure manipulating items in/out of DataStore
 */
@Test
public void querySavedDataWithMultipleItems() throws DataStoreException, InterruptedException {
    CountDownLatch latch = new CountDownLatch(1);
    final List<BlogOwner> savedModels = new ArrayList<>();
    final int numModels = 10;
    for (int counter = 0; counter < numModels; counter++) {
        final BlogOwner blogOwner = BlogOwner.builder().name("namePrefix:" + counter).build();
        adapter.save(blogOwner);
        savedModels.add(blogOwner);
    }
    Consumer<Cancelable> observationStarted = NoOpConsumer.create();
    Consumer<DataStoreQuerySnapshot<BlogOwner>> onQuerySnapshot = value -> {
        for (BlogOwner blogOwner : savedModels) {
            assertTrue(value.getItems().contains(blogOwner));
        }
        latch.countDown();
    };
    Consumer<DataStoreException> onObservationError = NoOpConsumer.create();
    Action onObservationComplete = NoOpAction.create();
    adapter.observeQuery(BlogOwner.class, new ObserveQueryOptions(null, null), observationStarted, onQuerySnapshot, onObservationError, onObservationComplete);
    assertTrue(latch.await(1, TimeUnit.SECONDS));
}

Example 19 with Cancelable

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

the class SubscriptionProcessorTest method arrangeDataEmittingSubscription.

@SuppressWarnings("SameParameterValue")
private static <T extends Model> void arrangeDataEmittingSubscription(AppSync appSync, ModelSchema modelSchema, SubscriptionType subscriptionType, GraphQLResponse<ModelWithMetadata<T>> response) throws DataStoreException {
    Answer<Cancelable> answer = invocation -> {
        final int startConsumerIndex = 1;
        Consumer<String> onStart = invocation.getArgument(startConsumerIndex);
        onStart.accept(RandomString.string());
        final int dataConsumerIndex = 2;
        Consumer<GraphQLResponse<ModelWithMetadata<T>>> onData = invocation.getArgument(dataConsumerIndex);
        onData.accept(response);
        return new NoOpCancelable();
    };
    arrangeSubscription(appSync, answer, modelSchema, subscriptionType);
}

Example 20 with Cancelable

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

the class AWSS3StorageDownloadTest method testDownloadFileIsCancelable.

/**
 * Tests that file download operation can be canceled while the
 * transfer hasn't completed yet.
 *
 * @throws Exception if download is not canceled successfully
 *                   before timeout
 */
@Ignore("Contains tests that hang, or hang the suite overall.")
@SuppressWarnings("unchecked")
public void testDownloadFileIsCancelable() throws Exception {
    final CountDownLatch canceled = new CountDownLatch(1);
    final AtomicReference<Cancelable> opContainer = new AtomicReference<>();
    final AtomicReference<Throwable> errorContainer = new AtomicReference<>();
    // Listen to Hub events for cancel
    SubscriptionToken cancelToken = Amplify.Hub.subscribe(HubChannel.STORAGE, hubEvent -> {
        if (StorageChannelEventName.DOWNLOAD_STATE.toString().equals(hubEvent.getName())) {
            HubEvent<String> stateEvent = (HubEvent<String>) hubEvent;
            TransferState state = TransferState.getState(stateEvent.getData());
            if (TransferState.CANCELED.equals(state)) {
                canceled.countDown();
            }
        }
    });
    subscriptions.add(cancelToken);
    // Begin downloading a large file
    StorageDownloadFileOperation<?> op = storageCategory.downloadFile(LARGE_FILE_NAME, downloadFile, options, progress -> {
        if (progress.getCurrentBytes() > 0 && canceled.getCount() > 0) {
            opContainer.get().cancel();
        }
    }, result -> errorContainer.set(new RuntimeException("Download completed without canceling.")), errorContainer::set);
    opContainer.set(op);
    // Assert that the required conditions have been met
    assertTrue(canceled.await(EXTENDED_TIMEOUT_MS, TimeUnit.MILLISECONDS));
    assertNull(errorContainer.get());
}