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opentelemetry-go/propagation/trace_context_benchmark_test.go
Punya Biswal 3bce9c97f8
Add Keys() method to propagation.TextMapCarrier (#1544)
...and propagation.HeaderCarrier to adapt http.Header to this interface.

Co-authored-by: Tyler Yahn <MrAlias@users.noreply.github.com>
2021-02-17 08:04:49 -08:00

97 lines
2.8 KiB
Go

// Copyright The OpenTelemetry Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package propagation_test
import (
"context"
"net/http"
"testing"
"go.opentelemetry.io/otel/oteltest"
"go.opentelemetry.io/otel/propagation"
"go.opentelemetry.io/otel/trace"
)
func BenchmarkInject(b *testing.B) {
var t propagation.TraceContext
injectSubBenchmarks(b, func(ctx context.Context, b *testing.B) {
req, _ := http.NewRequest("GET", "http://example.com", nil)
b.ResetTimer()
for i := 0; i < b.N; i++ {
t.Inject(ctx, propagation.HeaderCarrier(req.Header))
}
})
}
func injectSubBenchmarks(b *testing.B, fn func(context.Context, *testing.B)) {
b.Run("SampledSpanContext", func(b *testing.B) {
spanID, _ := trace.SpanIDFromHex("00f067aa0ba902b7")
traceID, _ := trace.TraceIDFromHex("4bf92f3577b34da6a3ce929d0e0e4736")
mockTracer := oteltest.DefaultTracer()
b.ReportAllocs()
sc := trace.SpanContext{
TraceID: traceID,
SpanID: spanID,
TraceFlags: trace.FlagsSampled,
}
ctx := trace.ContextWithRemoteSpanContext(context.Background(), sc)
ctx, _ = mockTracer.Start(ctx, "inject")
fn(ctx, b)
})
b.Run("WithoutSpanContext", func(b *testing.B) {
b.ReportAllocs()
ctx := context.Background()
fn(ctx, b)
})
}
func BenchmarkExtract(b *testing.B) {
extractSubBenchmarks(b, func(b *testing.B, req *http.Request) {
var propagator propagation.TraceContext
ctx := context.Background()
b.ResetTimer()
for i := 0; i < b.N; i++ {
propagator.Extract(ctx, propagation.HeaderCarrier(req.Header))
}
})
}
func extractSubBenchmarks(b *testing.B, fn func(*testing.B, *http.Request)) {
b.Run("Sampled", func(b *testing.B) {
req, _ := http.NewRequest("GET", "http://example.com", nil)
req.Header.Set("traceparent", "00-4bf92f3577b34da6a3ce929d0e0e4736-00f067aa0ba902b7-01")
b.ReportAllocs()
fn(b, req)
})
b.Run("BogusVersion", func(b *testing.B) {
req, _ := http.NewRequest("GET", "http://example.com", nil)
req.Header.Set("traceparent", "qw-00000000000000000000000000000000-0000000000000000-01")
b.ReportAllocs()
fn(b, req)
})
b.Run("FutureAdditionalData", func(b *testing.B) {
req, _ := http.NewRequest("GET", "http://example.com", nil)
req.Header.Set("traceparent", "02-4bf92f3577b34da6a3ce929d0e0e4736-00f067aa0ba902b7-09-XYZxsf09")
b.ReportAllocs()
fn(b, req)
})
}