mirror of
https://github.com/open-telemetry/opentelemetry-go.git
synced 2025-01-03 22:52:30 +02:00
115 lines
2.2 KiB
Go
115 lines
2.2 KiB
Go
// Copyright The OpenTelemetry Authors
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// SPDX-License-Identifier: Apache-2.0
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package tracetest
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import (
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"context"
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"sync"
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"testing"
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"github.com/stretchr/testify/assert"
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sdktrace "go.opentelemetry.io/otel/sdk/trace"
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)
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type rwSpan struct {
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sdktrace.ReadWriteSpan
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}
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func TestSpanRecorderOnStartAppends(t *testing.T) {
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s0, s1 := new(rwSpan), new(rwSpan)
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ctx := context.Background()
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sr := new(SpanRecorder)
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assert.Len(t, sr.started, 0)
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sr.OnStart(ctx, s0)
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assert.Len(t, sr.started, 1)
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sr.OnStart(ctx, s1)
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assert.Len(t, sr.started, 2)
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// Ensure order correct.
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started := sr.Started()
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assert.Same(t, s0, started[0])
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assert.Same(t, s1, started[1])
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}
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type roSpan struct {
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sdktrace.ReadOnlySpan
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}
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func TestSpanRecorderOnEndAppends(t *testing.T) {
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s0, s1 := new(roSpan), new(roSpan)
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sr := new(SpanRecorder)
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assert.Len(t, sr.ended, 0)
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sr.OnEnd(s0)
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assert.Len(t, sr.ended, 1)
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sr.OnEnd(s1)
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assert.Len(t, sr.ended, 2)
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// Ensure order correct.
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ended := sr.Ended()
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assert.Same(t, s0, ended[0])
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assert.Same(t, s1, ended[1])
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}
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func TestSpanRecorderShutdownNoError(t *testing.T) {
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ctx := context.Background()
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assert.NoError(t, new(SpanRecorder).Shutdown(ctx))
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var c context.CancelFunc
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ctx, c = context.WithCancel(ctx)
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c()
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assert.NoError(t, new(SpanRecorder).Shutdown(ctx))
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}
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func TestSpanRecorderForceFlushNoError(t *testing.T) {
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ctx := context.Background()
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assert.NoError(t, new(SpanRecorder).ForceFlush(ctx))
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var c context.CancelFunc
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ctx, c = context.WithCancel(ctx)
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c()
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assert.NoError(t, new(SpanRecorder).ForceFlush(ctx))
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}
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func runConcurrently(funcs ...func()) {
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var wg sync.WaitGroup
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for _, f := range funcs {
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wg.Add(1)
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go func(f func()) {
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f()
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wg.Done()
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}(f)
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}
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wg.Wait()
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}
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func TestEndingConcurrentSafe(t *testing.T) {
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sr := NewSpanRecorder()
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runConcurrently(
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func() { sr.OnEnd(new(roSpan)) },
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func() { sr.OnEnd(new(roSpan)) },
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func() { sr.Ended() },
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)
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assert.Len(t, sr.Ended(), 2)
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}
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func TestStartingConcurrentSafe(t *testing.T) {
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sr := NewSpanRecorder()
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ctx := context.Background()
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runConcurrently(
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func() { sr.OnStart(ctx, new(rwSpan)) },
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func() { sr.OnStart(ctx, new(rwSpan)) },
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func() { sr.Started() },
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)
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assert.Len(t, sr.Started(), 2)
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}
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