Examples with StreamingSideInputPGBKParDoFn org.apache.beam.runners.dataflow.worker.PartialGroupByKeyParDoFns.StreamingSideInputPGBKParDoFn used on opensource projects

Example 1 with StreamingSideInputPGBKParDoFn

use of org.apache.beam.runners.dataflow.worker.PartialGroupByKeyParDoFns.StreamingSideInputPGBKParDoFn in project beam by apache.

the class PartialGroupByKeyParDoFnsTest method testCreateWithCombinerAndStreamingSideInputs.

@Test
public void testCreateWithCombinerAndStreamingSideInputs() throws Exception {
    StreamingOptions options = PipelineOptionsFactory.as(StreamingOptions.class);
    options.setStreaming(true);
    Coder keyCoder = StringUtf8Coder.of();
    Coder valueCoder = BigEndianIntegerCoder.of();
    KvCoder<String, Integer> kvCoder = KvCoder.of(keyCoder, valueCoder);
    TestOutputReceiver receiver = new TestOutputReceiver(new ElementByteSizeObservableCoder(WindowedValue.getValueOnlyCoder(kvCoder)), counterSet, NameContextsForTests.nameContextForTest());
    when(mockSideInputReader.isEmpty()).thenReturn(false);
    when(mockStreamingStepContext.stateInternals()).thenReturn((StateInternals) mockStateInternals);
    when(mockStateInternals.state(Matchers.<StateNamespace>any(), Matchers.<StateTag>any())).thenReturn(mockState);
    when(mockState.read()).thenReturn(Maps.newHashMap());
    ParDoFn pgbk = PartialGroupByKeyParDoFns.create(options, kvCoder, AppliedCombineFn.withInputCoder(Sum.ofIntegers(), CoderRegistry.createDefault(), kvCoder, ImmutableList.<PCollectionView<?>>of(), WindowingStrategy.globalDefault()), mockSideInputReader, receiver, mockStreamingStepContext);
    assertTrue(pgbk instanceof StreamingSideInputPGBKParDoFn);
}

Example 2 with StreamingSideInputPGBKParDoFn

use of org.apache.beam.runners.dataflow.worker.PartialGroupByKeyParDoFns.StreamingSideInputPGBKParDoFn in project beam by apache.

the class PartialGroupByKeyParDoFnsTest method testPartialGroupByKeyWithCombinerAndSideInputs.

@Test
public void testPartialGroupByKeyWithCombinerAndSideInputs() throws Exception {
    Coder keyCoder = StringUtf8Coder.of();
    Coder valueCoder = BigEndianIntegerCoder.of();
    TestOutputReceiver receiver = new TestOutputReceiver(new ElementByteSizeObservableCoder(WindowedValue.getValueOnlyCoder(KvCoder.of(keyCoder, valueCoder))), counterSet, NameContextsForTests.nameContextForTest());
    Combiner<WindowedValue<String>, Integer, Integer, Integer> combineFn = new TestCombiner();
    ParDoFn pgbkParDoFn = new StreamingSideInputPGBKParDoFn(GroupingTables.combining(new WindowingCoderGroupingKeyCreator(keyCoder), PairInfo.create(), combineFn, new CoderSizeEstimator(WindowedValue.getValueOnlyCoder(keyCoder)), new CoderSizeEstimator(valueCoder)), receiver, mockSideInputFetcher);
    Set<BoundedWindow> readyWindows = ImmutableSet.<BoundedWindow>of(GlobalWindow.INSTANCE);
    when(mockSideInputFetcher.getReadyWindows()).thenReturn(readyWindows);
    when(mockSideInputFetcher.prefetchElements(readyWindows)).thenReturn(ImmutableList.of(elemsBag));
    when(elemsBag.read()).thenReturn(ImmutableList.of(WindowedValue.valueInGlobalWindow(KV.of("hi", 4)), WindowedValue.valueInGlobalWindow(KV.of("there", 5))));
    when(mockSideInputFetcher.storeIfBlocked(Matchers.<WindowedValue<KV<String, Integer>>>any())).thenReturn(false, false, false, true);
    pgbkParDoFn.startBundle(receiver);
    pgbkParDoFn.processElement(WindowedValue.valueInGlobalWindow(KV.of("hi", 6)));
    pgbkParDoFn.processElement(WindowedValue.valueInGlobalWindow(KV.of("joe", 7)));
    pgbkParDoFn.processElement(WindowedValue.valueInGlobalWindow(KV.of("there", 8)));
    pgbkParDoFn.processElement(WindowedValue.valueInGlobalWindow(KV.of("hi", 9)));
    pgbkParDoFn.finishBundle();
    assertThat(receiver.outputElems, IsIterableContainingInAnyOrder.<Object>containsInAnyOrder(WindowedValue.valueInGlobalWindow(KV.of("hi", 10)), WindowedValue.valueInGlobalWindow(KV.of("there", 13)), WindowedValue.valueInGlobalWindow(KV.of("joe", 7))));
    // Exact counter values depend on size of encoded data.  If encoding
    // changes, then these expected counters should change to match.
    CounterUpdateExtractor<?> updateExtractor = Mockito.mock(CounterUpdateExtractor.class);
    counterSet.extractUpdates(false, updateExtractor);
    verify(updateExtractor).longSum(getObjectCounterName("test_receiver_out"), false, 3L);
    verify(updateExtractor).longMean(getMeanByteCounterName("test_receiver_out"), false, LongCounterMean.ZERO.addValue(25L, 3));
    verifyNoMoreInteractions(updateExtractor);
}