mirror of
https://github.com/open-telemetry/opentelemetry-go.git
synced 2024-12-20 19:52:56 +02:00
4883cb119d
* Remove InstallNewPipeline/NewExportPipeline funcs * Rename stdout NewExporter to New * Rename prometheus NewExporter func to New * Rename Jaeger exporter NewRawExporter func to New * Rename zipkin exporter NewRawExporter func to New * Rename otlp exporter creation funcs * Rename processortest exporter creation funcs * Update PR number in changelog * Fix spelling error * Rename remaining NewUnstartedExporter in otlp * Remove unused testing file
117 lines
3.2 KiB
Go
117 lines
3.2 KiB
Go
// Copyright The 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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package otlptracetest
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import (
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"context"
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"errors"
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"sync"
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"testing"
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"time"
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"go.opentelemetry.io/otel/exporters/otlp/otlptrace"
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)
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func RunExporterShutdownTest(t *testing.T, factory func() otlptrace.Client) {
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t.Run("testClientStopHonorsTimeout", func(t *testing.T) {
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testClientStopHonorsTimeout(t, factory())
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})
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t.Run("testClientStopHonorsCancel", func(t *testing.T) {
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testClientStopHonorsCancel(t, factory())
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})
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t.Run("testClientStopNoError", func(t *testing.T) {
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testClientStopNoError(t, factory())
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})
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t.Run("testClientStopManyTimes", func(t *testing.T) {
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testClientStopManyTimes(t, factory())
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})
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}
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func initializeExporter(t *testing.T, client otlptrace.Client) *otlptrace.Exporter {
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ctx, cancel := context.WithTimeout(context.Background(), 1*time.Minute)
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defer cancel()
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e, err := otlptrace.New(ctx, client)
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if err != nil {
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t.Fatalf("failed to create exporter")
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}
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return e
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}
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func testClientStopHonorsTimeout(t *testing.T, client otlptrace.Client) {
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e := initializeExporter(t, client)
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innerCtx, innerCancel := context.WithTimeout(context.Background(), time.Microsecond)
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<-innerCtx.Done()
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if err := e.Shutdown(innerCtx); err == nil {
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t.Error("expected context DeadlineExceeded error, got nil")
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} else if !errors.Is(err, context.DeadlineExceeded) {
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t.Errorf("expected context DeadlineExceeded error, got %v", err)
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}
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innerCancel()
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}
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func testClientStopHonorsCancel(t *testing.T, client otlptrace.Client) {
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e := initializeExporter(t, client)
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ctx, innerCancel := context.WithCancel(context.Background())
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innerCancel()
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if err := e.Shutdown(ctx); err == nil {
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t.Error("expected context canceled error, got nil")
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} else if !errors.Is(err, context.Canceled) {
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t.Errorf("expected context canceled error, got %v", err)
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}
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}
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func testClientStopNoError(t *testing.T, client otlptrace.Client) {
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ctx, cancel := context.WithTimeout(context.Background(), 1*time.Minute)
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defer cancel()
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e := initializeExporter(t, client)
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if err := e.Shutdown(ctx); err != nil {
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t.Errorf("shutdown errored: expected nil, got %v", err)
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}
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}
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func testClientStopManyTimes(t *testing.T, client otlptrace.Client) {
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ctx, cancel := context.WithTimeout(context.Background(), 1*time.Minute)
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defer cancel()
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e := initializeExporter(t, client)
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ch := make(chan struct{})
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wg := sync.WaitGroup{}
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const num int = 20
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wg.Add(num)
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errs := make([]error, num)
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for i := 0; i < num; i++ {
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go func(idx int) {
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defer wg.Done()
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<-ch
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errs[idx] = e.Shutdown(ctx)
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}(i)
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}
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close(ch)
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wg.Wait()
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for _, err := range errs {
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if err != nil {
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t.Fatalf("failed to shutdown exporter: %v", err)
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}
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}
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}
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