opentelemetry-java-instrume.../smoke-tests/src/test/groovy/io/opentelemetry/smoketest/SpringBootWithSamplingSmoke...

51 lines
1.5 KiB
Groovy

/*
* Copyright The OpenTelemetry Authors
* SPDX-License-Identifier: Apache-2.0
*/
package io.opentelemetry.smoketest
import io.opentelemetry.proto.collector.trace.v1.ExportTraceServiceRequest
import spock.lang.IgnoreIf
@IgnoreIf({ os.windows })
class SpringBootWithSamplingSmokeTest extends SmokeTest {
static final double SAMPLER_PROBABILITY = 0.2
static final int NUM_TRIES = 1000
static final int ALLOWED_DEVIATION = 0.1 * NUM_TRIES
protected String getTargetImage(String jdk) {
"ghcr.io/open-telemetry/java-test-containers:smoke-springboot-jdk$jdk-20210218.577304949"
}
@Override
protected Map<String, String> getExtraEnv() {
return [
"OTEL_TRACES_SAMPLER": "parentbased_traceidratio",
"OTEL_TRACES_SAMPLER_ARG": String.valueOf(SAMPLER_PROBABILITY),
]
}
def "spring boot with probability sampling enabled on JDK #jdk"(int jdk) {
setup:
startTarget(jdk)
when:
for (int i = 1; i <= NUM_TRIES; i++) {
client().get("/greeting").aggregate().join()
}
Collection<ExportTraceServiceRequest> traces = waitForTraces()
then:
// since sampling is enabled, not really expecting to receive NUM_TRIES spans
Math.abs(countSpansByName(traces, 'WebController.greeting') - (SAMPLER_PROBABILITY * NUM_TRIES)) <= ALLOWED_DEVIATION
Math.abs(countSpansByName(traces, '/greeting') - (SAMPLER_PROBABILITY * NUM_TRIES)) <= ALLOWED_DEVIATION
cleanup:
stopTarget()
where:
jdk << [8, 11, 15]
}
}