1

pkg/cryptohelper/md5helper/md5helper.go

@@ -0,0 +1,17 @@
+package md5helper
+
+import (
+	"crypto/md5"
+	"encoding/hex"
+)
+
+// MD5 md5加密
+func MD5(input string) string {
+	cc := md5.Sum([]byte(input))
+	return hex.EncodeToString(cc[:])
+}
+
+// MD52 md52次
+func MD52(input string) string {
+	return MD5(MD5(input))
+}

pkg/cryptohelper/md5helper/md5helper_test.go

@@ -0,0 +1,55 @@
+package md5helper
+
+import (
+	"crypto/md5"
+	"encoding/hex"
+	"fmt"
+	"testing"
+)
+
+func TestMD52(t *testing.T) {
+	got := MD52("Qq123456")
+	fmt.Println(got)
+}
+
+func TestMD5(t *testing.T) {
+	got := []byte("Qq123456")
+	s := md5.New()
+	s.Write(got)
+	fmt.Println(hex.EncodeToString(s.Sum(nil)))
+
+	cc := md5.Sum(got)
+	fmt.Println(hex.EncodeToString(cc[:]))
+
+	fmt.Printf("%x\n", md5.Sum(got))
+
+}
+
+// go test -bench=_QE_ -benchmem -run=^$
+func Benchmark_QE_1(b *testing.B) {
+	for i := 0; i < b.N; i++ {
+		input := `Qq123456`
+		s := md5.New()
+		s.Write([]byte(input))
+		hex.EncodeToString(s.Sum(nil))
+	}
+}
+
+func Benchmark_QE_2(b *testing.B) {
+	for i := 0; i < b.N; i++ {
+		input := `Qq123456`
+		cc := md5.Sum([]byte(input))
+		hex.EncodeToString(cc[:])
+	}
+}
+
+func Benchmark_QE_3(b *testing.B) {
+	for i := 0; i < b.N; i++ {
+		input := `Qq123456`
+		fmt.Sprintf("%x\n", md5.Sum([]byte(input)))
+	}
+}
+
+// Benchmark_QE_1-6         6354160               189.8 ns/op            48 B/op          2 allocs/op
+// Benchmark_QE_2-6         7352328               162.9 ns/op            32 B/op          1 allocs/op
+// Benchmark_QE_3-6         3007480               396.9 ns/op            80 B/op          3 allocs/op