103 lines
3.0 KiB
Groovy
103 lines
3.0 KiB
Groovy
/*
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* Copyright 2020, OpenTelemetry Authors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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import io.opentelemetry.auto.test.AgentTestRunner
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import io.opentelemetry.sdk.trace.data.SpanData
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import java.util.concurrent.ArrayBlockingQueue
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import java.util.concurrent.CompletableFuture
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import java.util.concurrent.ThreadPoolExecutor
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import java.util.concurrent.TimeUnit
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import java.util.function.Function
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import java.util.function.Supplier
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import static io.opentelemetry.auto.test.utils.TraceUtils.runUnderTrace
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/**
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* Note: ideally this should live with the rest of ExecutorInstrumentationTest,
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* but this code needs java8 so we put it here for now.
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*/
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class CompletableFutureTest extends AgentTestRunner {
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def "CompletableFuture test"() {
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setup:
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def pool = new ThreadPoolExecutor(1, 1, 1000, TimeUnit.NANOSECONDS, new ArrayBlockingQueue<Runnable>(1))
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def differentPool = new ThreadPoolExecutor(1, 1, 1000, TimeUnit.NANOSECONDS, new ArrayBlockingQueue<Runnable>(1))
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def supplier = new Supplier<String>() {
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@Override
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String get() {
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TEST_TRACER.spanBuilder("supplier").startSpan().end()
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sleep(1000)
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return "a"
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}
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}
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def function = new Function<String, String>() {
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@Override
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String apply(String s) {
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TEST_TRACER.spanBuilder("function").startSpan().end()
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return s + "c"
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}
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}
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def result = new Supplier<String>() {
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@Override
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String get() {
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runUnderTrace("parent") {
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return CompletableFuture.supplyAsync(supplier, pool)
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.thenCompose({ s -> CompletableFuture.supplyAsync(new AppendingSupplier(s), differentPool) })
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.thenApply(function)
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.get()
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}
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}
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}.get()
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TEST_WRITER.waitForTraces(1)
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List<SpanData> trace = TEST_WRITER.traces[0]
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expect:
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result == "abc"
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TEST_WRITER.traces.size() == 1
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trace.size() == 4
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trace.get(0).name == "parent"
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trace.get(1).name == "supplier"
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trace.get(1).parentSpanId == trace.get(0).spanId
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trace.get(2).name == "appendingSupplier"
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trace.get(2).parentSpanId == trace.get(0).spanId
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trace.get(3).name == "function"
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trace.get(3).parentSpanId == trace.get(0).spanId
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cleanup:
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pool?.shutdown()
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differentPool?.shutdown()
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}
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class AppendingSupplier implements Supplier<String> {
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String letter
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AppendingSupplier(String letter) {
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this.letter = letter
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}
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@Override
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String get() {
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TEST_TRACER.spanBuilder("appendingSupplier").startSpan().end()
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return letter + "b"
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}
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}
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}
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