From 2d67d31f902b2e3a8032c179ce957ab61635d898 Mon Sep 17 00:00:00 2001
From: John Guo <john@johng.cn>
Date: Wed, 13 Jan 2021 23:38:10 +0800
Subject: [PATCH] improve benckmark for package grand

---
 util/grand/grand_z_bench_test.go | 25 ++++++++++++++++---------
 1 file changed, 16 insertions(+), 9 deletions(-)

diff --git a/util/grand/grand_z_bench_test.go b/util/grand/grand_z_bench_test.go
index fc3a165ca..dc2361c28 100644
--- a/util/grand/grand_z_bench_test.go
+++ b/util/grand/grand_z_bench_test.go
@@ -9,11 +9,12 @@
 package grand_test
 
 import (
-	"crypto/rand"
-	"encoding/binary"
-	"testing"
+	cryptoRand "crypto/rand"
+	mathRand "math/rand"
 
+	"encoding/binary"
 	"github.com/gogf/gf/util/grand"
+	"testing"
 )
 
 var (
@@ -23,15 +24,21 @@ var (
 	strForStr      = "我爱GoFrame"
 )
 
-func Benchmark_Rand_Buffer4(b *testing.B) {
+func Benchmark_Math_Rand_Int(b *testing.B) {
 	for i := 0; i < b.N; i++ {
-		rand.Read(randBuffer4)
+		mathRand.Int()
 	}
 }
 
-func Benchmark_Rand_Buffer1024(b *testing.B) {
+func Benchmark_CryptoRand_Buffer4(b *testing.B) {
 	for i := 0; i < b.N; i++ {
-		rand.Read(randBuffer1024)
+		cryptoRand.Read(randBuffer4)
+	}
+}
+
+func Benchmark_CryptoRand_Buffer1024(b *testing.B) {
+	for i := 0; i < b.N; i++ {
+		cryptoRand.Read(randBuffer1024)
 	}
 }
 
@@ -101,9 +108,9 @@ func Benchmark_Uint32Converting(b *testing.B) {
 	}
 }
 
-func Benchmark_Buffer(b *testing.B) {
+func Benchmark_CryptoRand_Buffer(b *testing.B) {
 	for i := 0; i < b.N; i++ {
-		if _, err := rand.Read(buffer); err == nil {
+		if _, err := cryptoRand.Read(buffer); err == nil {
 			binary.LittleEndian.Uint64(buffer)
 		}
 	}