Examples with TAG_ON_COMPLETE_EMPTY reactor.core.publisher.FluxMetrics.TAG_ON_COMPLETE_EMPTY used on opensource projects

Example 1 with TAG_ON_COMPLETE_EMPTY

use of reactor.core.publisher.FluxMetrics.TAG_ON_COMPLETE_EMPTY in project reactor-core by reactor.

the class FluxMetricsFuseableTest method completeEmptyAsyncFusion.

@Test
public void completeEmptyAsyncFusion() {
    Flux<Integer> source = Flux.range(1, 10).filter(i -> i > 100).onBackpressureBuffer();
    StepVerifier.create(new FluxMetricsFuseable<>(source)).expectFusion(Fuseable.ASYNC).verifyComplete();
    Timer stcCompleteCounter = registry.find(REACTOR_DEFAULT_NAME + METER_FLOW_DURATION).tags(Tags.of(TAG_ON_COMPLETE)).timer();
    Timer stcCompleteEmptyCounter = registry.find(REACTOR_DEFAULT_NAME + METER_FLOW_DURATION).tags(Tags.of(TAG_ON_COMPLETE_EMPTY)).timer();
    assertThat(stcCompleteCounter).as("complete with element").isNull();
    assertThat(stcCompleteEmptyCounter).as("complete without any element").isNotNull().satisfies(timer -> assertThat(timer.count()).as("timer count").isOne());
}