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opentelemetry-go/propagation/http_trace_context_propagator_benchmark_test.go
rghetia 15bfc5bb12
Namespace import path under "/otel" (#274)
Also fixes example module paths so that they use the vanity URL instead
of the github URL.

[Closes #184]
2019-11-01 11:40:29 -07:00

87 lines
2.2 KiB
Go

package propagation
import (
"context"
"net/http"
"testing"
"go.opentelemetry.io/otel/api/core"
"go.opentelemetry.io/otel/api/trace"
mocktrace "go.opentelemetry.io/otel/internal/trace"
)
func BenchmarkInject(b *testing.B) {
var t HTTPTraceContextPropagator
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, req.Header)
}
})
}
func injectSubBenchmarks(b *testing.B, fn func(context.Context, *testing.B)) {
b.Run("SampledSpanContext", func(b *testing.B) {
var id uint64
spanID, _ := core.SpanIDFromHex("00f067aa0ba902b7")
traceID, _ := core.TraceIDFromHex("4bf92f3577b34da6a3ce929d0e0e4736")
mockTracer := &mocktrace.MockTracer{
Sampled: false,
StartSpanID: &id,
}
b.ReportAllocs()
sc := core.SpanContext{
TraceID: traceID,
SpanID: spanID,
TraceFlags: core.TraceFlagsSampled,
}
ctx := context.Background()
ctx, _ = mockTracer.Start(ctx, "inject", trace.ChildOf(sc))
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 HTTPTraceContextPropagator
ctx := context.Background()
b.ResetTimer()
for i := 0; i < b.N; i++ {
propagator.Extract(ctx, 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)
})
}