| /* |
| * 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.ignite.internal.metrics.exporters; |
| |
| import static org.apache.ignite.internal.testframework.matchers.CompletableFutureMatcher.willCompleteSuccessfully; |
| import static org.hamcrest.MatcherAssert.assertThat; |
| import static org.junit.jupiter.api.Assertions.assertEquals; |
| import static org.junit.jupiter.api.Assertions.assertTrue; |
| |
| import java.io.ByteArrayOutputStream; |
| import java.io.OutputStream; |
| import java.util.concurrent.locks.LockSupport; |
| import org.apache.ignite.internal.configuration.testframework.ConfigurationExtension; |
| import org.apache.ignite.internal.configuration.testframework.InjectConfiguration; |
| import org.apache.ignite.internal.metrics.MetricManager; |
| import org.apache.ignite.internal.metrics.configuration.MetricConfiguration; |
| import org.apache.ignite.internal.testframework.BaseIgniteAbstractTest; |
| import org.junit.jupiter.api.Test; |
| import org.junit.jupiter.api.extension.ExtendWith; |
| |
| /** |
| * Integration test for metrics' exporters loading. |
| */ |
| @ExtendWith(ConfigurationExtension.class) |
| public class ItMetricExportersLoadingTest extends BaseIgniteAbstractTest { |
| @InjectConfiguration( |
| value = "mock.exporters = {" |
| + "testPull = {exporterName = testPull}," |
| + "testPush = {exporterName = testPush, period = 100}," |
| + "}", |
| polymorphicExtensions = { |
| TestPushMetricsExporterConfigurationSchema.class, |
| TestPullMetricsExporterConfigurationSchema.class |
| } |
| ) |
| private MetricConfiguration metricConfiguration; |
| |
| @Test |
| public void test() throws Exception { |
| MetricManager metricManager = new MetricManager(); |
| |
| metricManager.configure(metricConfiguration); |
| |
| TestMetricsSource src = new TestMetricsSource("TestMetricsSource"); |
| |
| metricManager.registerSource(src); |
| |
| metricManager.enable(src.name()); |
| |
| try (OutputStream pullOutputStream = new ByteArrayOutputStream(); |
| OutputStream pushOutputStream = new ByteArrayOutputStream()) { |
| TestPullMetricExporter.setOutputStream(pullOutputStream); |
| |
| TestPushMetricExporter.setOutputStream(pushOutputStream); |
| |
| assertEquals(0, pullOutputStream.toString().length()); |
| |
| assertEquals(0, pushOutputStream.toString().length()); |
| |
| assertThat(metricManager.startAsync(), willCompleteSuccessfully()); |
| |
| src.inc(); |
| |
| waitForOutput(pushOutputStream, "TestMetricsSource:\nMetric:1"); |
| assertTrue(pushOutputStream.toString().contains("TestMetricsSource:\nMetric:1")); |
| |
| TestPullMetricExporter.requestMetrics(); |
| |
| waitForOutput(pullOutputStream, "TestMetricsSource:\nMetric:1"); |
| assertTrue(pullOutputStream.toString().contains("TestMetricsSource:\nMetric:1")); |
| |
| assertThat(metricManager.stopAsync(), willCompleteSuccessfully()); |
| } |
| } |
| |
| private void waitForOutput(OutputStream outputStream, String content) { |
| while (!outputStream.toString().contains(content)) { |
| LockSupport.parkNanos(100_000_000); |
| } |
| } |
| } |