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feat: add benchmarks and use stdout tracer in examples
Signed-off-by: yakumioto <[email protected]>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,129 @@ | ||
| /* | ||
| * Copyright (c) 2024 yakumioto <[email protected]> | ||
| * All rights reserved. | ||
| */ | ||
|
|
||
| package otelslog | ||
|
|
||
| import ( | ||
| "bytes" | ||
| "context" | ||
| "log/slog" | ||
| "testing" | ||
|
|
||
| "go.opentelemetry.io/otel" | ||
| "go.opentelemetry.io/otel/sdk/trace" | ||
| "go.opentelemetry.io/otel/sdk/trace/tracetest" | ||
| ) | ||
|
|
||
| func setUpBenchmarkTracer() { | ||
| exporter := tracetest.NewInMemoryExporter() | ||
| traceProvider := trace.NewTracerProvider(trace.WithSyncer(exporter)) | ||
| otel.SetTracerProvider(traceProvider) | ||
| } | ||
|
|
||
| func BenchmarkTextSlog(b *testing.B) { | ||
| buf := bytes.NewBuffer(nil) | ||
| slog.SetDefault(slog.New( | ||
| slog.NewTextHandler(buf, nil), | ||
| ), | ||
| ) | ||
| setUpBenchmarkTracer() | ||
| ctx := context.Background() | ||
| b.ResetTimer() | ||
|
|
||
| for i := 0; i < b.N; i++ { | ||
| tracer := otel.Tracer("benchmark") | ||
| _, span := tracer.Start(ctx, "benchmark") | ||
| defer span.End() | ||
| slog.InfoContext(ctx, "hello, world") | ||
| } | ||
| } | ||
|
|
||
| func BenchmarkJSONSlog(b *testing.B) { | ||
| buf := bytes.NewBuffer(nil) | ||
| slog.SetDefault(slog.New( | ||
| slog.NewJSONHandler(buf, nil), | ||
| ), | ||
| ) | ||
|
|
||
| setUpBenchmarkTracer() | ||
| ctx := context.Background() | ||
| b.ResetTimer() | ||
|
|
||
| for i := 0; i < b.N; i++ { | ||
| tracer := otel.Tracer("benchmark") | ||
| _, span := tracer.Start(ctx, "benchmark") | ||
| defer span.End() | ||
| slog.InfoContext(ctx, "hello, world") | ||
| } | ||
| } | ||
|
|
||
| func BenchmarkJSONOtelSlogWithAttr(b *testing.B) { | ||
| buf := bytes.NewBuffer(nil) | ||
| slog.SetDefault(slog.New( | ||
| NewHandler( | ||
| slog.NewJSONHandler(buf, nil), | ||
| ), | ||
| )) | ||
| setUpBenchmarkTracer() | ||
| ctx := context.Background() | ||
| b.ResetTimer() | ||
|
|
||
| for i := 0; i < b.N; i++ { | ||
| span := NewSpanContext("span") | ||
| defer span.End() | ||
| slog.InfoContext(ctx, "hello, world", "trace", span) | ||
| } | ||
| } | ||
| func BenchmarkTextOtelSlogWithAttr(b *testing.B) { | ||
| buf := bytes.NewBuffer(nil) | ||
| slog.SetDefault(slog.New( | ||
| NewHandler( | ||
| slog.NewTextHandler(buf, nil), | ||
| ), | ||
| )) | ||
| setUpBenchmarkTracer() | ||
| ctx := context.Background() | ||
| b.ResetTimer() | ||
|
|
||
| for i := 0; i < b.N; i++ { | ||
| span := NewSpanContext("span") | ||
| defer span.End() | ||
| slog.InfoContext(ctx, "hello, world", "trace", span) | ||
| } | ||
| } | ||
| func BenchmarkJSONOtelSlogWithContext(b *testing.B) { | ||
| buf := bytes.NewBuffer(nil) | ||
| slog.SetDefault(slog.New( | ||
| NewHandler( | ||
| slog.NewJSONHandler(buf, nil), | ||
| ), | ||
| )) | ||
| setUpBenchmarkTracer() | ||
| ctx := context.Background() | ||
| b.ResetTimer() | ||
|
|
||
| for i := 0; i < b.N; i++ { | ||
| spanCtx := NewMustSpanContextWithContext(ctx, "span") | ||
| defer spanCtx.Done() | ||
| slog.InfoContext(spanCtx, "hello, world") | ||
| } | ||
| } | ||
| func BenchmarkTextOtelSlogWithContext(b *testing.B) { | ||
| buf := bytes.NewBuffer(nil) | ||
| slog.SetDefault(slog.New( | ||
| NewHandler( | ||
| slog.NewTextHandler(buf, nil), | ||
| ), | ||
| )) | ||
| setUpBenchmarkTracer() | ||
| ctx := context.Background() | ||
| b.ResetTimer() | ||
|
|
||
| for i := 0; i < b.N; i++ { | ||
| spanCtx := NewMustSpanContextWithContext(ctx, "span") | ||
| defer spanCtx.Done() | ||
| slog.InfoContext(spanCtx, "hello, world") | ||
| } | ||
| } |
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