Examples with ManualClock org.apache.flink.util.clock.ManualClock used on opensource projects

Example 36 with ManualClock

use of org.apache.flink.util.clock.ManualClock in project flink by apache.

the class CheckpointRequestDeciderTest method testTiming.

private void testTiming(CheckpointTriggerRequest request, TriggerExpectation expectation) {
    final long pause = 10;
    final ManualClock clock = new ManualClock();
    final CheckpointRequestDecider decider = new CheckpointRequestDecider(1, NO_OP, clock, pause, () -> 0, () -> 0, Integer.MAX_VALUE);
    final long lastCompletionMs = clock.relativeTimeMillis();
    final boolean isTriggering = false;
    switch(expectation) {
        case IMMEDIATELY:
            assertTrue(decider.chooseRequestToExecute(request, isTriggering, lastCompletionMs).isPresent());
            break;
        case AFTER_PAUSE:
            assertFalse(decider.chooseRequestToExecute(request, isTriggering, lastCompletionMs).isPresent());
            clock.advanceTime(pause, MILLISECONDS);
            assertTrue(decider.chooseQueuedRequestToExecute(isTriggering, lastCompletionMs).isPresent());
            break;
        case DROPPED:
            assertFalse(decider.chooseRequestToExecute(request, isTriggering, lastCompletionMs).isPresent());
            assertFailed(request, MINIMUM_TIME_BETWEEN_CHECKPOINTS);
            break;
        default:
            throw new IllegalArgumentException("unknown expectation: " + expectation);
    }
}

Example 37 with ManualClock

use of org.apache.flink.util.clock.ManualClock in project flink by apache.

the class TimerGaugeTest method testGetWithoutUpdate.

@Test
public void testGetWithoutUpdate() {
    ManualClock clock = new ManualClock(42_000_000);
    TimerGauge gauge = new TimerGauge(clock);
    gauge.markStart();
    clock.advanceTime(SLEEP, TimeUnit.MILLISECONDS);
    assertThat(gauge.getValue(), is(0L));
    gauge.markEnd();
    assertThat(gauge.getValue(), is(0L));
    assertThat(gauge.getMaxSingleMeasurement(), is(0L));
}

Example 38 with ManualClock

use of org.apache.flink.util.clock.ManualClock in project flink by apache.

the class TimerGaugeTest method testUpdateWithoutMarkingEnd.

@Test
public void testUpdateWithoutMarkingEnd() {
    ManualClock clock = new ManualClock(42_000_000);
    TimerGauge gauge = new TimerGauge(clock);
    gauge.markStart();
    clock.advanceTime(SLEEP, TimeUnit.MILLISECONDS);
    gauge.update();
    assertThat(gauge.getValue(), greaterThanOrEqualTo(SLEEP / View.UPDATE_INTERVAL_SECONDS));
    assertThat(gauge.getMaxSingleMeasurement(), is(SLEEP));
    // keep the measurement going for another update
    clock.advanceTime(SLEEP, TimeUnit.MILLISECONDS);
    gauge.update();
    assertThat(gauge.getValue(), greaterThanOrEqualTo(SLEEP / View.UPDATE_INTERVAL_SECONDS));
    // max single measurement is now spanning two updates
    assertThat(gauge.getMaxSingleMeasurement(), is(SLEEP * 2));
}

Example 39 with ManualClock

use of org.apache.flink.util.clock.ManualClock in project flink by apache.

the class TimerGaugeTest method testBasicUsage.

@Test
public void testBasicUsage() {
    ManualClock clock = new ManualClock(42_000_000);
    TimerGauge gauge = new TimerGauge(clock);
    gauge.update();
    assertThat(gauge.getValue(), is(0L));
    assertThat(gauge.getMaxSingleMeasurement(), is(0L));
    gauge.markStart();
    clock.advanceTime(SLEEP, TimeUnit.MILLISECONDS);
    gauge.markEnd();
    gauge.update();
    assertThat(gauge.getValue(), greaterThanOrEqualTo(SLEEP / View.UPDATE_INTERVAL_SECONDS));
    assertThat(gauge.getMaxSingleMeasurement(), is(SLEEP));
    // Check that the getMaxSingleMeasurement can go down after an update
    gauge.markStart();
    clock.advanceTime(SLEEP / 2, TimeUnit.MILLISECONDS);
    gauge.markEnd();
    gauge.update();
    assertThat(gauge.getMaxSingleMeasurement(), is(SLEEP / 2));
}

Example 40 with ManualClock

use of org.apache.flink.util.clock.ManualClock in project flink by apache.

the class DeploymentStateTimeMetricsTest method testGetCurrentTime_notResetOnSecondaryDeployment.

@Test
void testGetCurrentTime_notResetOnSecondaryDeployment() {
    final ManualClock clock = new ManualClock(Duration.ofMillis(5).toNanos());
    final DeploymentStateTimeMetrics metrics = new DeploymentStateTimeMetrics(JobType.BATCH, settings, clock);
    final ExecutionAttemptID id1 = new ExecutionAttemptID();
    final ExecutionAttemptID id2 = new ExecutionAttemptID();
    metrics.onStateUpdate(id1, ExecutionState.CREATED, ExecutionState.SCHEDULED);
    metrics.onStateUpdate(id2, ExecutionState.CREATED, ExecutionState.SCHEDULED);
    metrics.onStateUpdate(id1, ExecutionState.SCHEDULED, ExecutionState.DEPLOYING);
    clock.advanceTime(Duration.ofMillis(5));
    metrics.onStateUpdate(id2, ExecutionState.SCHEDULED, ExecutionState.DEPLOYING);
    clock.advanceTime(Duration.ofMillis(5));
    assertThat(metrics.getCurrentTime()).isEqualTo(10L);
}