| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.camel.component.microprofile.metrics.event.notifier.exchange; |
| |
| import org.apache.camel.CamelContext; |
| import org.apache.camel.CamelExecutionException; |
| import org.apache.camel.Exchange; |
| import org.apache.camel.RoutesBuilder; |
| import org.apache.camel.builder.RouteBuilder; |
| import org.apache.camel.component.microprofile.metrics.MicroProfileMetricsTestSupport; |
| import org.apache.camel.component.microprofile.metrics.gauge.AtomicIntegerGauge; |
| import org.apache.camel.component.mock.MockEndpoint; |
| import org.apache.camel.support.ExpressionAdapter; |
| import org.eclipse.microprofile.metrics.Counter; |
| import org.eclipse.microprofile.metrics.Tag; |
| import org.eclipse.microprofile.metrics.Timer; |
| import org.junit.Test; |
| |
| import static org.apache.camel.component.microprofile.metrics.MicroProfileMetricsConstants.CAMEL_CONTEXT_METRIC_NAME; |
| import static org.apache.camel.component.microprofile.metrics.MicroProfileMetricsConstants.CAMEL_CONTEXT_TAG; |
| import static org.apache.camel.component.microprofile.metrics.MicroProfileMetricsConstants.EXCHANGES_COMPLETED_METRIC_NAME; |
| import static org.apache.camel.component.microprofile.metrics.MicroProfileMetricsConstants.EXCHANGES_EXTERNAL_REDELIVERIES_METRIC_NAME; |
| import static org.apache.camel.component.microprofile.metrics.MicroProfileMetricsConstants.EXCHANGES_FAILED_METRIC_NAME; |
| import static org.apache.camel.component.microprofile.metrics.MicroProfileMetricsConstants.EXCHANGES_FAILURES_HANDLED_METRIC_NAME; |
| import static org.apache.camel.component.microprofile.metrics.MicroProfileMetricsConstants.EXCHANGES_INFLIGHT_METRIC_NAME; |
| import static org.apache.camel.component.microprofile.metrics.MicroProfileMetricsConstants.EXCHANGES_TOTAL_METRIC_NAME; |
| import static org.apache.camel.component.microprofile.metrics.MicroProfileMetricsConstants.PROCESSING_METRICS_SUFFIX; |
| |
| public class MicroProfileMetricsExchangeEventNotifierTest extends MicroProfileMetricsTestSupport { |
| |
| @Test |
| public void testMicroProfileMetricsEventNotifier() { |
| int count = 10; |
| Long delay = 50L; |
| |
| MockEndpoint mockEndpoint = getMockEndpoint("mock:result"); |
| mockEndpoint.returnReplyBody(new ExpressionAdapter() { |
| @Override |
| public Object evaluate(Exchange exchange) { |
| try { |
| Thread.sleep(50L); |
| return exchange.getIn().getBody(); |
| } catch (InterruptedException e) { |
| Thread.currentThread().interrupt(); |
| throw new CamelExecutionException(e.getMessage(), exchange, e); |
| } |
| } |
| }); |
| mockEndpoint.expectedMessageCount(count); |
| |
| for (int i = 0; i < count; i++) { |
| try { |
| template.sendBody("direct:start", i); |
| } catch (Exception e) { |
| // Expected |
| } |
| } |
| |
| Timer timer = getTimer("mock://result" + PROCESSING_METRICS_SUFFIX); |
| assertEquals(5, timer.getCount()); |
| assertTrue(timer.getSnapshot().getMean() > delay.doubleValue()); |
| |
| Tag[] tags = new Tag[] {new Tag(CAMEL_CONTEXT_TAG, context.getName())}; |
| |
| Counter exchangesCompleted = getCounter(CAMEL_CONTEXT_METRIC_NAME + EXCHANGES_COMPLETED_METRIC_NAME, tags); |
| assertEquals(count, exchangesCompleted.getCount()); |
| |
| Counter exchangesFailed = getCounter(CAMEL_CONTEXT_METRIC_NAME + EXCHANGES_FAILED_METRIC_NAME, tags); |
| assertEquals(0, exchangesFailed.getCount()); |
| |
| Counter exchangesTotal = getCounter(CAMEL_CONTEXT_METRIC_NAME + EXCHANGES_TOTAL_METRIC_NAME, tags); |
| assertEquals(count, exchangesTotal.getCount()); |
| |
| AtomicIntegerGauge exchangesInflight = getAtomicIntegerGauge(CAMEL_CONTEXT_METRIC_NAME + EXCHANGES_INFLIGHT_METRIC_NAME, tags); |
| assertEquals(0, exchangesInflight.getValue().intValue()); |
| |
| Counter externalRedeliveries = getCounter(CAMEL_CONTEXT_METRIC_NAME + EXCHANGES_EXTERNAL_REDELIVERIES_METRIC_NAME, tags); |
| assertEquals(0, externalRedeliveries.getCount()); |
| |
| Counter failuresHandled = getCounter(CAMEL_CONTEXT_METRIC_NAME + EXCHANGES_FAILURES_HANDLED_METRIC_NAME, tags); |
| assertEquals(5, failuresHandled.getCount()); |
| } |
| |
| @Override |
| protected CamelContext createCamelContext() throws Exception { |
| MicroProfileMetricsExchangeEventNotifier eventNotifier = new MicroProfileMetricsExchangeEventNotifier(); |
| eventNotifier.setNamingStrategy((exchange, endpoint) -> endpoint.getEndpointUri()); |
| eventNotifier.setMetricRegistry(metricRegistry); |
| |
| CamelContext camelContext = super.createCamelContext(); |
| camelContext.getManagementStrategy().addEventNotifier(eventNotifier); |
| return camelContext; |
| } |
| |
| @Override |
| protected RoutesBuilder createRouteBuilder() throws Exception { |
| return new RouteBuilder() { |
| @Override |
| public void configure() throws Exception { |
| onException(IllegalStateException.class) |
| .handled(true); |
| |
| from("direct:start").routeId("test") |
| .process(exchange -> { |
| Integer count = exchange.getIn().getBody(Integer.class); |
| |
| IllegalStateException foo = new IllegalStateException("Invalid count"); |
| if (count % 2 == 0) { |
| throw foo; |
| } |
| }) |
| .to("mock:result"); |
| } |
| }; |
| } |
| } |