Examples with RequestStatsCollector com.hotels.styx.server.RequestStatsCollector used on opensource projects

Example 1 with RequestStatsCollector

use of com.hotels.styx.server.RequestStatsCollector in project styx by ExpediaGroup.

the class HttpPipelineHandlerTest method updatesRequestsOngoingCountOnChannelReadEvent.

@Test
public void updatesRequestsOngoingCountOnChannelReadEvent() throws Exception {
    MeterRegistry registry = new MicrometerRegistry(new SimpleMeterRegistry());
    HttpPipelineHandler pipelineHandler = handlerWithMocks(doNotRespondHandler).responseEnhancer(DO_NOT_MODIFY_RESPONSE).progressListener(new RequestStatsCollector(new CentralisedMetrics(registry))).build();
    ChannelHandlerContext ctx = mockCtx();
    pipelineHandler.channelActive(ctx);
    pipelineHandler.channelRead0(ctx, get("/foo").build());
    assertThat(requestOutstandingValue(registry), is(1.0));
}

Example 2 with RequestStatsCollector

use of com.hotels.styx.server.RequestStatsCollector in project styx by ExpediaGroup.

the class HttpPipelineHandlerTest method decrementsRequestsOngoingOnExceptionCaught.

@Test
public void decrementsRequestsOngoingOnExceptionCaught() throws Exception {
    MeterRegistry registry = new MicrometerRegistry(new SimpleMeterRegistry());
    HttpPipelineHandler adapter = handlerWithMocks(doNotRespondHandler).progressListener(new RequestStatsCollector(new CentralisedMetrics(registry))).build();
    ChannelHandlerContext ctx = mockCtx();
    adapter.channelActive(ctx);
    LiveHttpRequest request = get("/foo").build();
    adapter.channelRead0(ctx, request);
    assertThat(requestOutstandingValue(registry), is(1.0));
    adapter.exceptionCaught(ctx, new Throwable("Exception"));
    assertThat(requestOutstandingValue(registry), is(0.0));
    adapter.channelInactive(ctx);
    assertThat(requestOutstandingValue(registry), is(0.0));
    verify(responseEnhancer).enhance(any(LiveHttpResponse.Transformer.class), eq(request));
}

Example 3 with RequestStatsCollector

use of com.hotels.styx.server.RequestStatsCollector in project styx by ExpediaGroup.

the class HttpPipelineHandlerTest method decrementsRequestsOngoingCountOnChannelInactiveWhenRequestIsOngoing.

@Test
public void decrementsRequestsOngoingCountOnChannelInactiveWhenRequestIsOngoing() throws Exception {
    MeterRegistry registry = new MicrometerRegistry(new SimpleMeterRegistry());
    HttpPipelineHandler adapter = handlerWithMocks(doNotRespondHandler).responseEnhancer(DO_NOT_MODIFY_RESPONSE).progressListener(new RequestStatsCollector(new CentralisedMetrics(registry))).build();
    ChannelHandlerContext ctx = mockCtx();
    adapter.channelActive(ctx);
    adapter.channelRead0(ctx, get("/foo").build());
    assertThat(requestOutstandingValue(registry), is(1.0));
    adapter.channelInactive(ctx);
    assertThat(requestOutstandingValue(registry), is(0.0));
}