Examples with ObserveQueryOptions com.amplifyframework.core.model.query.ObserveQueryOptions used on opensource projects

Example 21 with ObserveQueryOptions

use of com.amplifyframework.core.model.query.ObserveQueryOptions in project amplify-android by aws-amplify.

the class ObserveQueryExecutorTest method observeQueryCancelsTheOperationOnQueryError.

/**
 * testing cancel on observe query.
 * @throws DataStoreException DataStoreException
 */
@Test
public void observeQueryCancelsTheOperationOnQueryError() throws DataStoreException {
    Consumer<DataStoreQuerySnapshot<BlogOwner>> onQuerySnapshot = NoOpConsumer.create();
    Consumer<DataStoreException> onObservationError = NoOpConsumer.create();
    Action onObservationComplete = NoOpAction.create();
    SQLCommandProcessor sqlCommandProcessor = mock(SQLCommandProcessor.class);
    when(sqlCommandProcessor.rawQuery(any())).thenThrow(new DataStoreException("test", "test"));
    SqlQueryProcessor sqlQueryProcessor = new SqlQueryProcessor(sqlCommandProcessor, mock(SQLiteCommandFactory.class), mock(SchemaRegistry.class));
    Subject<StorageItemChange<? extends Model>> subject = PublishSubject.<StorageItemChange<? extends Model>>create().toSerialized();
    ExecutorService threadPool = Executors.newFixedThreadPool(Runtime.getRuntime().availableProcessors() * 5);
    ObserveQueryExecutor<BlogOwner> observeQueryExecutor = new ObserveQueryExecutor<>(subject, sqlQueryProcessor, threadPool, mock(SyncStatus.class), new ModelSorter<>(), DataStoreConfiguration.defaults());
    Consumer<Cancelable> observationStarted = value -> {
        value.cancel();
        Assert.assertTrue(observeQueryExecutor.getIsCancelled());
        assertEquals(0, observeQueryExecutor.getCompleteMap().size());
        assertEquals(0, observeQueryExecutor.getChangeList().size());
        subject.test().assertNoErrors().isDisposed();
    };
    observeQueryExecutor.observeQuery(BlogOwner.class, new ObserveQueryOptions(null, null), observationStarted, onQuerySnapshot, onObservationError, onObservationComplete);
}

Example 22 with ObserveQueryOptions

use of com.amplifyframework.core.model.query.ObserveQueryOptions in project amplify-android by aws-amplify.

the class ObserveQueryExecutorTest method observeQueryReturnsRecordsBasedOnMaxRecords.

/**
 * observe Query Returns Records Based On Max Records.
 * @throws InterruptedException InterruptedException
 * @throws DataStoreException DataStoreException
 * @throws AmplifyException AmplifyException
 */
@Test
public void observeQueryReturnsRecordsBasedOnMaxRecords() throws InterruptedException, AmplifyException {
    CountDownLatch latch = new CountDownLatch(1);
    CountDownLatch changeLatch = new CountDownLatch(3);
    AtomicInteger count = new AtomicInteger();
    BlogOwner blogOwner = BlogOwner.builder().name("Alan Turing").build();
    List<BlogOwner> datastoreResultList = new ArrayList<>();
    int maxRecords = 2;
    datastoreResultList.add(blogOwner);
    Consumer<Cancelable> observationStarted = NoOpConsumer.create();
    SyncStatus mockSyncStatus = mock(SyncStatus.class);
    when(mockSyncStatus.get(any(), any())).thenReturn(false).thenReturn(true).thenReturn(true);
    Subject<StorageItemChange<? extends Model>> subject = PublishSubject.<StorageItemChange<? extends Model>>create().toSerialized();
    Consumer<DataStoreQuerySnapshot<BlogOwner>> onQuerySnapshot = value -> {
        if (count.get() == 0) {
            Assert.assertTrue(value.getItems().contains(blogOwner));
            latch.countDown();
        } else if (count.get() == 1) {
            Assert.assertEquals(3, value.getItems().size());
            Assert.assertTrue(value.getIsSynced());
            changeLatch.countDown();
        } else if (count.get() == 2) {
            Assert.assertEquals(4, value.getItems().size());
            changeLatch.countDown();
        } else {
            Assert.assertEquals(5, value.getItems().size());
            changeLatch.countDown();
        }
        count.getAndIncrement();
    };
    Consumer<DataStoreException> onObservationError = NoOpConsumer.create();
    Action onObservationComplete = NoOpAction.create();
    SqlQueryProcessor mockSqlQueryProcessor = mock(SqlQueryProcessor.class);
    when(mockSqlQueryProcessor.queryOfflineData(eq(BlogOwner.class), any(), any())).thenReturn(datastoreResultList);
    when(mockSqlQueryProcessor.modelExists(any(), any())).thenReturn(true);
    ExecutorService threadPool = Executors.newFixedThreadPool(Runtime.getRuntime().availableProcessors() * 5);
    ObserveQueryExecutor<BlogOwner> observeQueryExecutor = new ObserveQueryExecutor<>(subject, mockSqlQueryProcessor, threadPool, mockSyncStatus, new ModelSorter<>(), maxRecords, maxRecords);
    observeQueryExecutor.observeQuery(BlogOwner.class, new ObserveQueryOptions(null, null), observationStarted, onQuerySnapshot, onObservationError, onObservationComplete);
    Assert.assertTrue(latch.await(1, TimeUnit.SECONDS));
    for (int i = 0; i < 5; i++) {
        BlogOwner itemChange = BlogOwner.builder().name("Alan Turing" + i).build();
        subject.onNext(StorageItemChange.<BlogOwner>builder().changeId(UUID.randomUUID().toString()).initiator(StorageItemChange.Initiator.SYNC_ENGINE).item(itemChange).patchItem(SerializedModel.create(itemChange, ModelSchema.fromModelClass(BlogOwner.class))).modelSchema(ModelSchema.fromModelClass(BlogOwner.class)).predicate(QueryPredicates.all()).type(StorageItemChange.Type.UPDATE).build());
    }
    Assert.assertTrue(changeLatch.await(7, TimeUnit.SECONDS));
}

Example 23 with ObserveQueryOptions

use of com.amplifyframework.core.model.query.ObserveQueryOptions in project amplify-android by aws-amplify.

the class RxDataStoreBindingTest method observeQueryFailsWhenCategoryBehaviorDoes.

/**
 * The Rx binding for the DataStore's observeQuery behavior is an Observable. It should
 * fail with an exception when the DataStore observe method calls back its error consumer.
 * @throws InterruptedException If interrupted while test observer is awaiting terminal event
 */
@Test
public void observeQueryFailsWhenCategoryBehaviorDoes() throws InterruptedException {
    // Arrange for observer() to callback failure
    DataStoreException expectedFailure = new DataStoreException("Expected", "Failure");
    doAnswer(invocation -> {
        // 0 = clazz, 1 = options, 2 = start consumer, 3 = item consumer, 4 = failure consumer, 5 = onComplete
        final int positionOfOnStart = 3;
        Consumer<Cancelable> onStart = invocation.getArgument(positionOfOnStart);
        onStart.accept(new NoOpCancelable());
        final int positionOfOnFailure = 4;
        Consumer<DataStoreException> onFailure = invocation.getArgument(positionOfOnFailure);
        onFailure.accept(expectedFailure);
        // "void"
        return null;
    }).when(delegate).observeQuery(eq(Model.class), any(), anyConsumer(), anyConsumer(), anyConsumer(), anyAction());
    // Act: observe the DataStore via Rx binding
    TestObserver<DataStoreQuerySnapshot<Model>> observer = rxDataStore.observeQuery(Model.class, new ObserveQueryOptions()).test();
    // Assert: failure is propagated
    observer.await(TIMEOUT_SECONDS, TimeUnit.SECONDS);
    observer.assertError(expectedFailure);
    verify(delegate).observeQuery(eq(Model.class), any(), anyConsumer(), anyConsumer(), anyConsumer(), anyAction());
}