mirror of https://github.com/grpc/grpc-go.git
153 lines
3.4 KiB
Go
153 lines
3.4 KiB
Go
/*
|
|
*
|
|
* Copyright 2017 gRPC 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 primitives_test
|
|
|
|
import (
|
|
"context"
|
|
"testing"
|
|
"time"
|
|
)
|
|
|
|
const defaultTestTimeout = 10 * time.Second
|
|
|
|
func BenchmarkCancelContextErrNoErr(b *testing.B) {
|
|
ctx, cancel := context.WithCancel(context.Background())
|
|
for i := 0; i < b.N; i++ {
|
|
if err := ctx.Err(); err != nil {
|
|
b.Fatal("error")
|
|
}
|
|
}
|
|
cancel()
|
|
}
|
|
|
|
func BenchmarkCancelContextErrGotErr(b *testing.B) {
|
|
ctx, cancel := context.WithCancel(context.Background())
|
|
cancel()
|
|
for i := 0; i < b.N; i++ {
|
|
if err := ctx.Err(); err == nil {
|
|
b.Fatal("error")
|
|
}
|
|
}
|
|
}
|
|
|
|
func BenchmarkCancelContextChannelNoErr(b *testing.B) {
|
|
ctx, cancel := context.WithCancel(context.Background())
|
|
for i := 0; i < b.N; i++ {
|
|
select {
|
|
case <-ctx.Done():
|
|
b.Fatal("error: ctx.Done():", ctx.Err())
|
|
default:
|
|
}
|
|
}
|
|
cancel()
|
|
}
|
|
|
|
func BenchmarkCancelContextChannelGotErr(b *testing.B) {
|
|
ctx, cancel := context.WithCancel(context.Background())
|
|
cancel()
|
|
for i := 0; i < b.N; i++ {
|
|
select {
|
|
case <-ctx.Done():
|
|
if err := ctx.Err(); err == nil {
|
|
b.Fatal("error")
|
|
}
|
|
default:
|
|
b.Fatal("error: !ctx.Done()")
|
|
}
|
|
}
|
|
}
|
|
|
|
func BenchmarkTimerContextErrNoErr(b *testing.B) {
|
|
ctx, cancel := context.WithTimeout(context.Background(), defaultTestTimeout)
|
|
for i := 0; i < b.N; i++ {
|
|
if err := ctx.Err(); err != nil {
|
|
b.Fatal("error")
|
|
}
|
|
}
|
|
cancel()
|
|
}
|
|
|
|
func BenchmarkTimerContextErrGotErr(b *testing.B) {
|
|
ctx, cancel := context.WithTimeout(context.Background(), time.Microsecond)
|
|
cancel()
|
|
for i := 0; i < b.N; i++ {
|
|
if err := ctx.Err(); err == nil {
|
|
b.Fatal("error")
|
|
}
|
|
}
|
|
}
|
|
|
|
func BenchmarkTimerContextChannelNoErr(b *testing.B) {
|
|
ctx, cancel := context.WithTimeout(context.Background(), defaultTestTimeout)
|
|
for i := 0; i < b.N; i++ {
|
|
select {
|
|
case <-ctx.Done():
|
|
b.Fatal("error: ctx.Done():", ctx.Err())
|
|
default:
|
|
}
|
|
}
|
|
cancel()
|
|
}
|
|
|
|
func BenchmarkTimerContextChannelGotErr(b *testing.B) {
|
|
ctx, cancel := context.WithTimeout(context.Background(), time.Microsecond)
|
|
cancel()
|
|
for i := 0; i < b.N; i++ {
|
|
select {
|
|
case <-ctx.Done():
|
|
if err := ctx.Err(); err == nil {
|
|
b.Fatal("error")
|
|
}
|
|
default:
|
|
b.Fatal("error: !ctx.Done()")
|
|
}
|
|
}
|
|
}
|
|
|
|
type ctxKey struct{}
|
|
|
|
func newContextWithLocalKey(parent context.Context) context.Context {
|
|
return context.WithValue(parent, ctxKey{}, nil)
|
|
}
|
|
|
|
var ck = ctxKey{}
|
|
|
|
func newContextWithGlobalKey(parent context.Context) context.Context {
|
|
return context.WithValue(parent, ck, nil)
|
|
}
|
|
|
|
func BenchmarkContextWithValue(b *testing.B) {
|
|
benches := []struct {
|
|
name string
|
|
f func(context.Context) context.Context
|
|
}{
|
|
{"newContextWithLocalKey", newContextWithLocalKey},
|
|
{"newContextWithGlobalKey", newContextWithGlobalKey},
|
|
}
|
|
|
|
pCtx := context.Background()
|
|
for _, bench := range benches {
|
|
b.Run(bench.name, func(b *testing.B) {
|
|
for j := 0; j < b.N; j++ {
|
|
bench.f(pCtx)
|
|
}
|
|
})
|
|
}
|
|
}
|