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[WFLY-19351] Add Micrometer test to verify that applications with sha…
…red metrics names are not merged when exported Add test with multiple war deployments Add test with ear with multiple war subdeployments Rework how Prometheus metrics are retrieved and handled Add test to verify that metrics with identical names are exported separately
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59 changes: 59 additions & 0 deletions
59
.../src/test/java/org/wildfly/test/integration/observability/container/PrometheusMetric.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,59 @@ | ||
| /* | ||
| * Copyright The WildFly Authors | ||
| * SPDX-License-Identifier: Apache-2.0 | ||
| */ | ||
| package org.wildfly.test.integration.observability.container; | ||
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| import java.util.Collections; | ||
| import java.util.Map; | ||
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| public class PrometheusMetric { | ||
| private final String key; | ||
| private final Map<String, String> tags; | ||
| private final String value; | ||
| private final String type; | ||
| private final String help; | ||
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| public PrometheusMetric(String key, | ||
| Map<String, String> tags, | ||
| String value, | ||
| String type, | ||
| String help) { | ||
| this.key = key; | ||
| this.tags = Collections.unmodifiableMap(tags); | ||
| this.value = value; | ||
| this.type = type; | ||
| this.help = help; | ||
| } | ||
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| public String getKey() { | ||
| return key; | ||
| } | ||
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| public Map<String, String> getTags() { | ||
| return tags; | ||
| } | ||
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| public String getValue() { | ||
| return value; | ||
| } | ||
|
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| public String getType() { | ||
| return type; | ||
| } | ||
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| public String getHelp() { | ||
| return help; | ||
| } | ||
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| @Override | ||
| public String toString() { | ||
| return "PrometheusMetric{" + | ||
| "key='" + key + '\'' + | ||
| ", tags=" + tags + | ||
| ", value='" + value + '\'' + | ||
| ", type='" + type + '\'' + | ||
| ", help='" + help + '\'' + | ||
| '}'; | ||
| } | ||
| } |
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48 changes: 48 additions & 0 deletions
48
.../org/wildfly/test/integration/observability/micrometer/multiple/BaseMultipleTestCase.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,48 @@ | ||
| /* | ||
| * Copyright The WildFly Authors | ||
| * SPDX-License-Identifier: Apache-2.0 | ||
| */ | ||
| package org.wildfly.test.integration.observability.micrometer.multiple; | ||
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| import java.net.URI; | ||
| import java.net.URISyntaxException; | ||
| import java.util.List; | ||
| import java.util.stream.Collectors; | ||
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| import jakarta.ws.rs.client.Client; | ||
| import jakarta.ws.rs.client.ClientBuilder; | ||
| import jakarta.ws.rs.client.WebTarget; | ||
| import org.jboss.as.test.shared.util.AssumeTestGroupUtil; | ||
| import org.jetbrains.annotations.NotNull; | ||
| import org.junit.Assert; | ||
| import org.junit.BeforeClass; | ||
| import org.wildfly.test.integration.observability.container.PrometheusMetric; | ||
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| public abstract class BaseMultipleTestCase { | ||
| protected static final String SERVICE_ONE = "service-one"; | ||
| protected static final String SERVICE_TWO = "service-two"; | ||
| protected static final int REQUEST_COUNT = 5; | ||
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| // The @ServerSetup(MicrometerSetupTask.class) requires Docker to be available. | ||
| // Otherwise the org.wildfly.extension.micrometer.registry.NoOpRegistry is installed which will result in 0 counters, | ||
| // and cause the test fail seemingly intermittently on machines with broken Docker setup. | ||
| @BeforeClass | ||
| public static void checkForDocker() { | ||
| AssumeTestGroupUtil.assumeDockerAvailable(); | ||
| } | ||
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| protected void makeRequests(URI service) throws URISyntaxException { | ||
| try (Client client = ClientBuilder.newClient()) { | ||
| WebTarget target = client.target(service); | ||
| for (int i = 0; i < REQUEST_COUNT; i++) { | ||
| Assert.assertEquals(200, target.request().get().getStatus()); | ||
| } | ||
| } | ||
| } | ||
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| protected @NotNull List<PrometheusMetric> getMetricsByName(List<PrometheusMetric> metrics, String key) { | ||
| return metrics.stream() | ||
| .filter(m -> m.getKey().equals(key)) | ||
| .collect(Collectors.toList()); | ||
| } | ||
| } |
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