Pass Time structure into timestamp update functions. (#625)

Closes #624

executors.go

@@ -2,6 +2,7 @@ package pop
 
 import (
 	"reflect"
+	"time"
 
 	"github.com/gobuffalo/pop/v5/associations"
 	"github.com/gobuffalo/pop/v5/columns"
@@ -234,8 +235,9 @@ func (c *Connection) Create(model interface{}, excludeColumns ...string) error {
 				cols.Remove(excludeColumns...)
 			}
 
-			m.touchCreatedAt()
-			m.touchUpdatedAt()
+			now := nowFunc().Truncate(time.Microsecond)
+			m.setUpdatedAt(now)
+			m.setCreatedAt(now)
 
 			if err = c.Dialect.Create(c.Store, m, cols); err != nil {
 				return err
@@ -357,7 +359,8 @@ func (c *Connection) Update(model interface{}, excludeColumns ...string) error {
 				cols.Remove(excludeColumns...)
 			}
 
-			m.touchUpdatedAt()
+			now := nowFunc().Truncate(time.Microsecond)
+			m.setUpdatedAt(now)
 
 			if err = c.Dialect.Update(c.Store, m, cols); err != nil {
 				return err
@@ -401,7 +404,8 @@ func (c *Connection) UpdateColumns(model interface{}, columnNames ...string) err
 			}
 			cols.Remove("id", "created_at")
 
-			m.touchUpdatedAt()
+			now := nowFunc().Truncate(time.Microsecond)
+			m.setUpdatedAt(now)
 
 			if err = c.Dialect.Update(c.Store, m, cols); err != nil {
 				return err

model.go

@@ -190,10 +190,9 @@ func (m *Model) setID(i interface{}) {
 	}
 }
 
-func (m *Model) touchCreatedAt() {
+func (m *Model) setCreatedAt(now time.Time) {
 	fbn, err := m.fieldByName("CreatedAt")
 	if err == nil {
-		now := nowFunc().Truncate(time.Microsecond)
 		v := fbn.Interface()
 		if !IsZeroOfUnderlyingType(v) {
 			// Do not override already set CreatedAt
@@ -208,10 +207,9 @@ func (m *Model) touchCreatedAt() {
 	}
 }
 
-func (m *Model) touchUpdatedAt() {
+func (m *Model) setUpdatedAt(now time.Time) {
 	fbn, err := m.fieldByName("UpdatedAt")
 	if err == nil {
-		now := nowFunc().Truncate(time.Microsecond)
 		v := fbn.Interface()
 		switch v.(type) {
 		case int, int64:

model_test.go

@@ -122,11 +122,9 @@ func Test_Touch_Time_Timestamp(t *testing.T) {
 
 	// Override time.Now()
 	t0, _ := time.Parse(time.RFC3339, "2019-07-14T00:00:00Z")
-	nowFunc = func() time.Time { return t0 }
-	defer func() { nowFunc = time.Now }()
 
-	m.touchCreatedAt()
-	m.touchUpdatedAt()
+	m.setCreatedAt(t0)
+	m.setUpdatedAt(t0)
 	v := m.Value.(*TimeTimestamp)
 	r.Equal(t0, v.CreatedAt)
 	r.Equal(t0, v.UpdatedAt)
@@ -137,14 +135,12 @@ func Test_Touch_Time_Timestamp_With_Existing_Value(t *testing.T) {
 
 	// Override time.Now()
 	t0, _ := time.Parse(time.RFC3339, "2019-07-14T00:00:00Z")
-	nowFunc = func() time.Time { return t0 }
-	defer func() { nowFunc = time.Now }()
 
 	createdAt := nowFunc().Add(-36 * time.Hour)
 
 	m := NewModel(&TimeTimestamp{CreatedAt: createdAt}, context.Background())
-	m.touchCreatedAt()
-	m.touchUpdatedAt()
+	m.setCreatedAt(t0)
+	m.setUpdatedAt(t0)
 	v := m.Value.(*TimeTimestamp)
 	r.Equal(createdAt, v.CreatedAt)
 	r.Equal(t0, v.UpdatedAt)
@@ -157,11 +153,9 @@ func Test_Touch_Unix_Timestamp(t *testing.T) {
 
 	// Override time.Now()
 	t0, _ := time.Parse(time.RFC3339, "2019-07-14T00:00:00Z")
-	nowFunc = func() time.Time { return t0 }
-	defer func() { nowFunc = time.Now }()
 
-	m.touchCreatedAt()
-	m.touchUpdatedAt()
+	m.setCreatedAt(t0)
+	m.setUpdatedAt(t0)
 	v := m.Value.(*UnixTimestamp)
 	r.Equal(int(t0.Unix()), v.CreatedAt)
 	r.Equal(int(t0.Unix()), v.UpdatedAt)
@@ -172,14 +166,12 @@ func Test_Touch_Unix_Timestamp_With_Existing_Value(t *testing.T) {
 
 	// Override time.Now()
 	t0, _ := time.Parse(time.RFC3339, "2019-07-14T00:00:00Z")
-	nowFunc = func() time.Time { return t0 }
-	defer func() { nowFunc = time.Now }()
 
 	createdAt := int(time.Now().Add(-36 * time.Hour).Unix())
 
 	m := NewModel(&UnixTimestamp{CreatedAt: createdAt}, context.Background())
-	m.touchCreatedAt()
-	m.touchUpdatedAt()
+	m.setCreatedAt(t0)
+	m.setUpdatedAt(t0)
 	v := m.Value.(*UnixTimestamp)
 	r.Equal(createdAt, v.CreatedAt)
 	r.Equal(int(t0.Unix()), v.UpdatedAt)