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The following commit(s) were added to refs/heads/main by this push: new d2e10b0 (chores) Added a test for the Aggregator EIP (#126) d2e10b0 is described below commit d2e10b073404bcea178b029fe2097c13c51b83c1 Author: Otavio Rodolfo Piske <orpi...@users.noreply.github.com> AuthorDate: Thu Sep 14 14:02:48 2023 +0200 (chores) Added a test for the Aggregator EIP (#126) --- .../apache/camel/itest/jmh/eip/AggregatorTest.java | 141 +++++++++++++++++++++ 1 file changed, 141 insertions(+) diff --git a/tests/camel-jmh/src/test/java/org/apache/camel/itest/jmh/eip/AggregatorTest.java b/tests/camel-jmh/src/test/java/org/apache/camel/itest/jmh/eip/AggregatorTest.java new file mode 100644 index 0000000..05f7607 --- /dev/null +++ b/tests/camel-jmh/src/test/java/org/apache/camel/itest/jmh/eip/AggregatorTest.java @@ -0,0 +1,141 @@ +/* + * 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.itest.jmh.eip; + +import java.util.concurrent.TimeUnit; + +import org.apache.camel.CamelContext; +import org.apache.camel.ConsumerTemplate; +import org.apache.camel.Endpoint; +import org.apache.camel.ProducerTemplate; +import org.apache.camel.builder.RouteBuilder; +import org.apache.camel.impl.DefaultCamelContext; +import org.apache.camel.processor.aggregate.GroupedExchangeAggregationStrategy; +import org.junit.jupiter.api.Test; +import org.openjdk.jmh.annotations.Benchmark; +import org.openjdk.jmh.annotations.BenchmarkMode; +import org.openjdk.jmh.annotations.Level; +import org.openjdk.jmh.annotations.Mode; +import org.openjdk.jmh.annotations.OutputTimeUnit; +import org.openjdk.jmh.annotations.Param; +import org.openjdk.jmh.annotations.Scope; +import org.openjdk.jmh.annotations.Setup; +import org.openjdk.jmh.annotations.State; +import org.openjdk.jmh.annotations.Threads; +import org.openjdk.jmh.infra.Blackhole; +import org.openjdk.jmh.results.format.ResultFormatType; +import org.openjdk.jmh.runner.Runner; +import org.openjdk.jmh.runner.options.Options; +import org.openjdk.jmh.runner.options.OptionsBuilder; + +/** + * This tests a content-based-router when using a text body for the routing decision. This is suitable for most cases when + * a large machine with too many cores is not available (as it limits to a maximum of 4 consumers + 4 producers). + */ +public class AggregatorTest { + private static String DATA = "HELLO"; + + @Test + public void launchBenchmark() throws Exception { + Options opt = new OptionsBuilder() + // Specify which benchmarks to run. + // You can be more specific if you'd like to run only one benchmark per test. + .include(this.getClass().getName() + ".*") + // Set the following options as needed + .measurementIterations(10) + .warmupIterations(5) + .forks(1) + .resultFormat(ResultFormatType.JSON) + .result(this.getClass().getSimpleName() + ".jmh.json") + .build(); + + new Runner(opt).run(); + } + + // The JMH samples are the best documentation for how to use it + // http://hg.openjdk.java.net/code-tools/jmh/file/tip/jmh-samples/src/main/java/org/openjdk/jmh/samples/ + @State(Scope.Benchmark) + public static class BenchmarkState { + @Param({"1", "2", "4"}) + int batchSize; + + CamelContext context; + ProducerTemplate producerTemplate; + ConsumerTemplate consumerTemplate; + + Endpoint endpoint; + Endpoint consumerEndpoint; + + @Setup(Level.Trial) + public void initialize() throws Exception { + context = new DefaultCamelContext(); + + producerTemplate = context.createProducerTemplate(); + consumerTemplate = context.createConsumerTemplate(); + + endpoint = context.getEndpoint("disruptor:test"); + consumerEndpoint = context.getEndpoint("direct:result"); + + context.addRoutes(new RouteBuilder() { + @Override + public void configure() { + fromF("disruptor:test") + .aggregate(constant(true), new GroupedExchangeAggregationStrategy()) + .completionSize(batchSize) + .to(consumerEndpoint); + } + }); + + context.start(); + } + } + + private static void doSend(Blackhole bh, BenchmarkState state) { + for (int i = 0; i < state.batchSize; i++) { + state.producerTemplate.sendBody(state.endpoint, DATA); + } + + bh.consume(state.consumerTemplate.receive(state.consumerEndpoint)); + } + + @OutputTimeUnit(TimeUnit.MICROSECONDS) + @BenchmarkMode(Mode.AverageTime) + @Benchmark + public void send_1(Blackhole bh, BenchmarkState state) { + doSend(bh, state); + } + + + + @OutputTimeUnit(TimeUnit.MICROSECONDS) + @BenchmarkMode(Mode.AverageTime) + @Benchmark + @Threads(2) + public void send_2(Blackhole bh, BenchmarkState state) { + doSend(bh, state); + } + + + @OutputTimeUnit(TimeUnit.MICROSECONDS) + @BenchmarkMode(Mode.AverageTime) + @Benchmark + @Threads(4) + public void send_4(Blackhole bh, BenchmarkState state) { + doSend(bh, state); + } +}