Examples with WindowPane org.apache.samza.operators.windows.WindowPane used on opensource projects

Example 26 with WindowPane

use of org.apache.samza.operators.windows.WindowPane in project samza by apache.

the class TestWindowOperator method testTumblingAggregatingWindowsDiscardingMode.

@Test
public void testTumblingAggregatingWindowsDiscardingMode() throws Exception {
    when(this.context.getTaskContext().getStore("jobName-jobId-window-w1")).thenReturn(new TestInMemoryStore<>(new TimeSeriesKeySerde(new IntegerSerde()), new IntegerSerde()));
    OperatorSpecGraph sgb = this.getAggregateTumblingWindowStreamGraph(AccumulationMode.DISCARDING, Duration.ofSeconds(1), Triggers.repeat(Triggers.count(2))).getOperatorSpecGraph();
    List<WindowPane<Integer, Integer>> windowPanes = new ArrayList<>();
    TestClock testClock = new TestClock();
    StreamOperatorTask task = new StreamOperatorTask(sgb, testClock);
    task.init(this.context);
    MessageCollector messageCollector = envelope -> windowPanes.add((WindowPane<Integer, Integer>) envelope.getMessage());
    integers.forEach(n -> task.processAsync(new IntegerEnvelope(n), messageCollector, taskCoordinator, taskCallback));
    testClock.advanceTime(Duration.ofSeconds(1));
    task.window(messageCollector, taskCoordinator);
    Assert.assertEquals(windowPanes.size(), 5);
    Assert.assertEquals(windowPanes.get(0).getMessage(), new Integer(2));
    Assert.assertEquals(windowPanes.get(1).getMessage(), new Integer(2));
    Assert.assertEquals(windowPanes.get(2).getMessage(), new Integer(2));
    Assert.assertEquals(windowPanes.get(3).getMessage(), new Integer(2));
    Assert.assertEquals(windowPanes.get(4).getMessage(), new Integer(1));
}