use of org.apache.samza.testUtils.TestClock in project samza by apache.
the class TestWindowOperator method testNonKeyedTumblingWindowsDiscardingMode.
@Test
public void testNonKeyedTumblingWindowsDiscardingMode() throws Exception {
StreamApplication sgb = new TumblingWindowStreamApplication(AccumulationMode.DISCARDING, Duration.ofSeconds(1), Triggers.repeat(Triggers.count(1000)));
List<WindowPane<Integer, Collection<IntegerEnvelope>>> windowPanes = new ArrayList<>();
TestClock testClock = new TestClock();
StreamOperatorTask task = new StreamOperatorTask(sgb, runner, testClock);
task.init(config, taskContext);
MessageCollector messageCollector = envelope -> windowPanes.add((WindowPane<Integer, Collection<IntegerEnvelope>>) envelope.getMessage());
Assert.assertEquals(windowPanes.size(), 0);
integers.forEach(n -> task.process(new IntegerEnvelope(n), messageCollector, taskCoordinator));
Assert.assertEquals(windowPanes.size(), 0);
testClock.advanceTime(Duration.ofSeconds(1));
Assert.assertEquals(windowPanes.size(), 0);
task.window(messageCollector, taskCoordinator);
Assert.assertEquals(windowPanes.size(), 1);
Assert.assertEquals((windowPanes.get(0).getMessage()).size(), 9);
}
use of org.apache.samza.testUtils.TestClock in project samza by apache.
the class TestWindowOperator method testCancelationOfRepeatingNestedTriggers.
@Test
public void testCancelationOfRepeatingNestedTriggers() throws Exception {
StreamApplication sgb = new KeyedTumblingWindowStreamApplication(AccumulationMode.ACCUMULATING, Duration.ofSeconds(1), Triggers.repeat(Triggers.any(Triggers.count(2), Triggers.timeSinceFirstMessage(Duration.ofMillis(500)))));
List<WindowPane<Integer, Collection<IntegerEnvelope>>> windowPanes = new ArrayList<>();
MessageCollector messageCollector = envelope -> windowPanes.add((WindowPane<Integer, Collection<IntegerEnvelope>>) envelope.getMessage());
TestClock testClock = new TestClock();
StreamOperatorTask task = new StreamOperatorTask(sgb, runner, testClock);
task.init(config, taskContext);
task.process(new IntegerEnvelope(1), messageCollector, taskCoordinator);
task.process(new IntegerEnvelope(1), messageCollector, taskCoordinator);
//assert that the count trigger fired
Assert.assertEquals(windowPanes.size(), 1);
//advance the timer to enable the potential triggering of the inner timeSinceFirstMessage trigger
task.process(new IntegerEnvelope(1), messageCollector, taskCoordinator);
testClock.advanceTime(Duration.ofMillis(500));
//assert that the triggering of the count trigger cancelled the inner timeSinceFirstMessage trigger
task.window(messageCollector, taskCoordinator);
Assert.assertEquals(windowPanes.size(), 2);
task.process(new IntegerEnvelope(1), messageCollector, taskCoordinator);
task.process(new IntegerEnvelope(1), messageCollector, taskCoordinator);
Assert.assertEquals(windowPanes.size(), 3);
task.process(new IntegerEnvelope(1), messageCollector, taskCoordinator);
//advance timer by 500 more millis to enable the default trigger
testClock.advanceTime(Duration.ofMillis(500));
task.window(messageCollector, taskCoordinator);
//assert that the default trigger fired
Assert.assertEquals(windowPanes.size(), 4);
}
use of org.apache.samza.testUtils.TestClock in project samza by apache.
the class TestWindowOperator method testSessionWindowsAccumulatingMode.
@Test
public void testSessionWindowsAccumulatingMode() throws Exception {
StreamApplication sgb = new KeyedSessionWindowStreamApplication(AccumulationMode.DISCARDING, Duration.ofMillis(500));
TestClock testClock = new TestClock();
StreamOperatorTask task = new StreamOperatorTask(sgb, runner, testClock);
List<WindowPane<Integer, Collection<IntegerEnvelope>>> windowPanes = new ArrayList<>();
MessageCollector messageCollector = envelope -> windowPanes.add((WindowPane<Integer, Collection<IntegerEnvelope>>) envelope.getMessage());
task.init(config, taskContext);
task.process(new IntegerEnvelope(1), messageCollector, taskCoordinator);
task.process(new IntegerEnvelope(1), messageCollector, taskCoordinator);
testClock.advanceTime(Duration.ofSeconds(1));
task.process(new IntegerEnvelope(2), messageCollector, taskCoordinator);
task.process(new IntegerEnvelope(2), messageCollector, taskCoordinator);
task.process(new IntegerEnvelope(2), messageCollector, taskCoordinator);
task.process(new IntegerEnvelope(2), messageCollector, taskCoordinator);
testClock.advanceTime(Duration.ofSeconds(1));
task.window(messageCollector, taskCoordinator);
Assert.assertEquals(windowPanes.size(), 2);
Assert.assertEquals((windowPanes.get(0).getMessage()).size(), 2);
Assert.assertEquals(windowPanes.get(0).getKey().getKey(), new Integer(1));
Assert.assertEquals(windowPanes.get(1).getKey().getKey(), new Integer(2));
Assert.assertEquals((windowPanes.get(0).getMessage()).size(), 2);
Assert.assertEquals((windowPanes.get(1).getMessage()).size(), 4);
}
use of org.apache.samza.testUtils.TestClock in project samza by apache.
the class TestWindowOperator method testCancellationOfOnceTrigger.
@Test
public void testCancellationOfOnceTrigger() throws Exception {
StreamApplication sgb = new KeyedTumblingWindowStreamApplication(AccumulationMode.ACCUMULATING, Duration.ofSeconds(1), Triggers.count(2));
TestClock testClock = new TestClock();
StreamOperatorTask task = new StreamOperatorTask(sgb, runner, testClock);
task.init(config, taskContext);
List<WindowPane<Integer, Collection<IntegerEnvelope>>> windowPanes = new ArrayList<>();
MessageCollector messageCollector = envelope -> windowPanes.add((WindowPane<Integer, Collection<IntegerEnvelope>>) envelope.getMessage());
task.process(new IntegerEnvelope(1), messageCollector, taskCoordinator);
task.process(new IntegerEnvelope(1), messageCollector, taskCoordinator);
Assert.assertEquals(windowPanes.size(), 1);
Assert.assertEquals(windowPanes.get(0).getKey().getPaneId(), "0");
Assert.assertEquals(windowPanes.get(0).getKey().getKey(), new Integer(1));
Assert.assertEquals(windowPanes.get(0).getFiringType(), FiringType.EARLY);
task.process(new IntegerEnvelope(1), messageCollector, taskCoordinator);
task.process(new IntegerEnvelope(1), messageCollector, taskCoordinator);
task.process(new IntegerEnvelope(1), messageCollector, taskCoordinator);
Assert.assertEquals(windowPanes.size(), 1);
testClock.advanceTime(Duration.ofSeconds(1));
task.window(messageCollector, taskCoordinator);
Assert.assertEquals(windowPanes.size(), 2);
Assert.assertEquals(windowPanes.get(0).getKey().getPaneId(), "0");
Assert.assertEquals(windowPanes.get(1).getKey().getPaneId(), "0");
Assert.assertEquals(windowPanes.get(1).getFiringType(), FiringType.DEFAULT);
task.process(new IntegerEnvelope(3), messageCollector, taskCoordinator);
testClock.advanceTime(Duration.ofSeconds(1));
task.window(messageCollector, taskCoordinator);
Assert.assertEquals(windowPanes.size(), 3);
Assert.assertEquals(windowPanes.get(2).getKey().getKey(), new Integer(3));
Assert.assertEquals(windowPanes.get(2).getKey().getPaneId(), "1000");
Assert.assertEquals(windowPanes.get(2).getFiringType(), FiringType.DEFAULT);
Assert.assertEquals((windowPanes.get(2).getMessage()).size(), 1);
}
use of org.apache.samza.testUtils.TestClock in project samza by apache.
the class TestWindowOperator method testCancellationOfAnyTrigger.
@Test
public void testCancellationOfAnyTrigger() throws Exception {
StreamApplication sgb = new KeyedTumblingWindowStreamApplication(AccumulationMode.ACCUMULATING, Duration.ofSeconds(1), Triggers.any(Triggers.count(2), Triggers.timeSinceFirstMessage(Duration.ofMillis(500))));
TestClock testClock = new TestClock();
StreamOperatorTask task = new StreamOperatorTask(sgb, runner, testClock);
task.init(config, taskContext);
List<WindowPane<Integer, Collection<IntegerEnvelope>>> windowPanes = new ArrayList<>();
MessageCollector messageCollector = envelope -> windowPanes.add((WindowPane<Integer, Collection<IntegerEnvelope>>) envelope.getMessage());
task.process(new IntegerEnvelope(1), messageCollector, taskCoordinator);
task.process(new IntegerEnvelope(1), messageCollector, taskCoordinator);
//assert that the count trigger fired
Assert.assertEquals(windowPanes.size(), 1);
//advance the timer to enable the triggering of the inner timeSinceFirstMessage trigger
testClock.advanceTime(Duration.ofMillis(500));
//assert that the triggering of the count trigger cancelled the inner timeSinceFirstMessage trigger
Assert.assertEquals(windowPanes.size(), 1);
task.process(new IntegerEnvelope(1), messageCollector, taskCoordinator);
task.process(new IntegerEnvelope(1), messageCollector, taskCoordinator);
task.process(new IntegerEnvelope(1), messageCollector, taskCoordinator);
//advance timer by 500 more millis to enable the default trigger
testClock.advanceTime(Duration.ofMillis(500));
task.window(messageCollector, taskCoordinator);
//assert that the default trigger fired
Assert.assertEquals(windowPanes.size(), 2);
Assert.assertEquals(windowPanes.get(1).getFiringType(), FiringType.DEFAULT);
Assert.assertEquals(windowPanes.get(1).getKey().getKey(), new Integer(1));
Assert.assertEquals(windowPanes.get(1).getKey().getPaneId(), "0");
Assert.assertEquals((windowPanes.get(1).getMessage()).size(), 5);
task.process(new IntegerEnvelope(1), messageCollector, taskCoordinator);
//advance timer by 500 millis to enable the inner timeSinceFirstMessage trigger
testClock.advanceTime(Duration.ofMillis(500));
task.window(messageCollector, taskCoordinator);
Assert.assertEquals(windowPanes.size(), 3);
Assert.assertEquals(windowPanes.get(2).getFiringType(), FiringType.EARLY);
Assert.assertEquals(windowPanes.get(2).getKey().getKey(), new Integer(1));
Assert.assertEquals(windowPanes.get(2).getKey().getPaneId(), "1000");
//advance timer by > 500 millis to enable the default trigger
testClock.advanceTime(Duration.ofMillis(900));
task.window(messageCollector, taskCoordinator);
Assert.assertEquals(windowPanes.size(), 4);
Assert.assertEquals(windowPanes.get(3).getFiringType(), FiringType.DEFAULT);
Assert.assertEquals(windowPanes.get(3).getKey().getKey(), new Integer(1));
Assert.assertEquals(windowPanes.get(3).getKey().getPaneId(), "1000");
}
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