res = DB.FirstOrCreate(&user, "name = ?", user.Name)
	if res.Error != nil || res.RowsAffected != 0 {
		t.Fatalf("first or create rows affect err:%v rows:%d", res.Error, res.RowsAffected)
	}
}

func TestCreateWithAutoIncrementCompositeKey(t *testing.T) {
	type CompositeKeyProduct struct {
		ProductID    int `gorm:"primaryKey;autoIncrement:true;"` // primary key
		LanguageCode int `gorm:"primaryKey;"`                    // primary key