gistfile1.go

package main

import "fmt"
import "testing"
import "math/rand"
import "time"

func StrCmp(n string) bool {
    return n == ""
}

func LenCmp(n string) bool {
    return len(n) == 0
}

func BenchmarkStrCmp(b *testing.B) {
    str := "Sometimes Empty"
    for i := 0; i < b.N; i++ {
        _ = StrCmp(str[0:randInt(0, len(str))])
    }
}

func BenchmarkLenCmp(b *testing.B) {
    str := "Sometimes Empty"
    for i := 0; i < b.N; i++ {
        _ = LenCmp(str[0:randInt(0, len(str))])
    }
}

func randInt(min int, max int) int {
    return min + rand.Intn(max-min)
}

func main() {
    rand.Seed(time.Now().UTC().UnixNano())
    fmt.Println(testing.Benchmark(BenchmarkStrCmp))
    fmt.Println(testing.Benchmark(BenchmarkLenCmp))
}