gocommon/pkg/internal/util/time_test.go

package util

import (
	"fmt"
	"testing"
	"time"
)

func TestSubTimeToSeconds(t *testing.T) {
	now := time.Now()
	time.Sleep(time.Microsecond * 100)
	t.Log(SubTimeToSeconds(now, time.Now()))
}

/**
BenchmarkStringFmt-12            8401734               158 ns/op              48 B/op          3 allocs/op
BenchmarkStringConn-12          69749120                19.0 ns/op             0 B/op          0 allocs/op
*/
func BenchmarkStringFmt(b *testing.B) {
	str1 := "11111"
	str2 := "22222"
	for i := 0; i < b.N; i++ {
		fmt.Sprintf("%s%s", str1, str2)
	}
}

func BenchmarkStringConn(b *testing.B) {
	str1 := "11111"
	str2 := "22222"
	for i := 0; i < b.N; i++ {
		_ = str1 + str2
	}
}