33 lines
524 B
Go
33 lines
524 B
Go
|
package main
|
||
|
|
|
||
|
|
import (
|
||
|
|
"testing"
|
||
|
|
"unsafe"
|
||
|
|
)
|
||
|
|
|
||
|
|
// go test -bench=. -benchmem comparison_test.go
|
||
|
|
|
||
|
|
func Convert(data []byte) string {
|
||
|
|
if len(data) == 0 {
|
||
|
|
return ""
|
||
|
|
}
|
||
|
|
|
||
|
|
return unsafe.String(unsafe.SliceData(data), len(data))
|
||
|
|
}
|
||
|
|
|
||
|
|
var Result string
|
||
|
|
|
||
|
|
func BenchmarkConvertion(b *testing.B) {
|
||
|
|
slice := []byte("Hello world!!!")
|
||
|
|
for i := 0; i < b.N; i++ {
|
||
|
|
Result = string(slice)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func BenchmarkUnsafeConvertion(b *testing.B) {
|
||
|
|
slice := []byte("Hello world!!!")
|
||
|
|
for i := 0; i < b.N; i++ {
|
||
|
|
Result = Convert(slice)
|
||
|
|
}
|
||
|
|
}
|