fix range initialize

Author: furusax0621

internal/getters/date.go

@@ -42,9 +42,7 @@ type RandomDateInRange struct {
 }
 
 func (r *RandomDateInRange) Value() interface{} {
-	rand.Seed(time.Now().UnixNano())
-	var randomSeconds int64
-	randomSeconds = rand.Int63n(oneYear) + rand.Int63n(100)
+	randomSeconds := rand.Int63n(oneYear) + rand.Int63n(100)
 	d := time.Now().Add(-1 * time.Duration(randomSeconds) * time.Second)
 	return d
 }

internal/getters/datetime.go

@@ -7,14 +7,14 @@ import (
 )
 
 type RandomDateTimeInRange struct {
+	name      string
 	min       string
 	max       string
 	allowNull bool
 }
 
 // Value returns a random time.Time in the range specified by the New method
 func (r *RandomDateTimeInRange) Value() interface{} {
-	rand.Seed(time.Now().UnixNano())
 	randomSeconds := rand.Int63n(oneYear)
 	d := time.Now().Add(-1 * time.Duration(randomSeconds) * time.Second)
 	return d
@@ -32,15 +32,15 @@ func (r *RandomDateTimeInRange) Quote() string {
 }
 
 // NewRandomDateTimeInRange returns a new random date in the specified range
-func NewRandomDateTimeInRange(name string, min, max string, allowNull bool) *RandomDateInRange {
+func NewRandomDateTimeInRange(name string, min, max string, allowNull bool) *RandomDateTimeInRange {
 	if min == "" {
 		t := time.Now().Add(-1 * time.Duration(oneYear) * time.Second)
-		min = t.Format("2006-01-02")
+		min = t.Format("2006-01-02 15:03:04")
 	}
-	return &RandomDateInRange{name, min, max, allowNull}
+	return &RandomDateTimeInRange{name, min, max, allowNull}
 }
 
 // NewRandomDateTime returns a new random datetime between Now() and Now() - 1 year
-func NewRandomDateTime(name string, allowNull bool) *RandomDateInRange {
-	return &RandomDateInRange{name, "", "", allowNull}
+func NewRandomDateTime(name string, allowNull bool) *RandomDateTimeInRange {
+	return &RandomDateTimeInRange{name, "", "", allowNull}
 }

internal/getters/getters.go

@@ -1,5 +1,10 @@
 package getters
 
+import (
+	"math/rand"
+	"time"
+)
+
 // All types defined here satisfy the Getter interface
 // type Getter interface {
 // 	   Value()  interface{}
@@ -12,3 +17,7 @@ const (
 	oneYear      = int64(60 * 60 * 24 * 365)
 	NULL         = "NULL"
 )
+
+func init() {
+	rand.Seed(time.Now().UnixMicro())
+}