update tests

gorm_test.go

@@ -1471,34 +1471,34 @@ func TestSqlNullValue(t *testing.T) {
 }
 
 func TestTransaction(t *testing.T) {
-	d := db.Begin()
+	tx := db.Begin()
 	u := User{Name: "transcation"}
-	if err := d.Save(&u).Error; err != nil {
+	if err := tx.Save(&u).Error; err != nil {
 		t.Errorf("No error should raise, but got", err)
 	}
 
-	if err := d.First(&User{}, "name = ?", "transcation").Error; err != nil {
+	if err := tx.First(&User{}, "name = ?", "transcation").Error; err != nil {
 		t.Errorf("Should find saved record, but got", err)
 	}
 
-	d.Rollback()
+	tx.Rollback()
 
-	if err := d.First(&User{}, "name = ?", "transcation").Error; err == nil {
+	if err := tx.First(&User{}, "name = ?", "transcation").Error; err == nil {
 		t.Errorf("Should not find record after rollback")
 	}
 
-	d2 := db.Begin()
+	tx2 := db.Begin()
 	u2 := User{Name: "transcation-2"}
-	if err := d2.Save(&u2).Error; err != nil {
+	if err := tx2.Save(&u2).Error; err != nil {
 		t.Errorf("No error should raise, but got", err)
 	}
-	d2.Update("age", 90)
+	tx2.Update("age", 90)
 
-	if err := d2.First(&User{}, "name = ?", "transcation-2").Error; err != nil {
+	if err := tx2.First(&User{}, "name = ?", "transcation-2").Error; err != nil {
 		t.Errorf("Should find saved record, but got", err)
 	}
 
-	d2.Commit()
+	tx2.Commit()
 
 	if err := db.First(&User{}, "name = ?", "transcation-2").Error; err != nil {
 		t.Errorf("Should be able to find committed record")