/
SamplerSpiTest.java
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/
SamplerSpiTest.java
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/*
* Copyright (c) 2023 Contributors to the Eclipse Foundation
*
* See the NOTICE file(s) distributed with this work for additional
* information regarding copyright ownership.
*
* Licensed 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.eclipse.microprofile.telemetry.tracing.tck.spi;
import static org.testng.Assert.assertFalse;
import static org.testng.Assert.assertTrue;
import org.eclipse.microprofile.telemetry.tracing.tck.TestLibraries;
import org.jboss.arquillian.container.test.api.Deployment;
import org.jboss.arquillian.testng.Arquillian;
import org.jboss.shrinkwrap.api.ShrinkWrap;
import org.jboss.shrinkwrap.api.asset.EmptyAsset;
import org.jboss.shrinkwrap.api.asset.StringAsset;
import org.jboss.shrinkwrap.api.spec.WebArchive;
import org.testng.annotations.Test;
import io.opentelemetry.api.trace.Span;
import io.opentelemetry.api.trace.Tracer;
import io.opentelemetry.sdk.autoconfigure.spi.traces.ConfigurableSamplerProvider;
import jakarta.inject.Inject;
public class SamplerSpiTest extends Arquillian {
@Inject
private Tracer tracer;
@Deployment
public static WebArchive createDeployment() {
return ShrinkWrap.create(WebArchive.class)
.addClasses(TestSampler.class, TestSamplerProvider.class)
.addAsServiceProvider(ConfigurableSamplerProvider.class, TestSamplerProvider.class)
.addAsLibrary(TestLibraries.AWAITILITY_LIB)
.addAsResource(
new StringAsset("otel.sdk.disabled=false\notel.traces.sampler=" + TestSamplerProvider.NAME),
"META-INF/microprofile-config.properties")
.addAsManifestResource(EmptyAsset.INSTANCE, "beans.xml");
}
@Test
public void testSampler() {
// Span 1 does not set SAMPLE_ME, so it should not be sampled
Span span1 = tracer.spanBuilder("span1").startSpan();
try {
assertFalse(span1.isRecording());
assertFalse(span1.getSpanContext().isSampled());
} finally {
span1.end();
}
Span span2 = tracer.spanBuilder("span2").setAttribute(TestSampler.SAMPLE_ME, true).startSpan();
try {
// assertTrue(span2.isRecording());
assertTrue(span2.getSpanContext().isSampled());
} finally {
span2.end();
}
}
}