t.Errorf("%v: expect: %v, got %v after time round", utils.FileWithLineNum(), expect.(time.Time), curTime)
				}
			} else if fmt.Sprint(got) != fmt.Sprint(expect) {
				t.Errorf("%v: expect: %#v, got %#v", utils.FileWithLineNum(), expect, got)
			}
		}

		if fmt.Sprint(got) == fmt.Sprint(expect) {
			return
		}

		if reflect.Indirect(reflect.ValueOf(got)).IsValid() != reflect.Indirect(reflect.ValueOf(expect)).IsValid() {

		// nested transaction
		if !db.DisableNestedTransaction {
			err = db.SavePoint(fmt.Sprintf("sp%p", fc)).Error
			if err != nil {
				return
			}
			defer func() {
				// Make sure to rollback when panic, Block error or Commit error
				if panicked || err != nil {
					db.RollbackTo(fmt.Sprintf("sp%p", fc))
				}
			}()
		}
		err = fc(db.Session(&Session{NewDB: db.clone == 1}))
	} else {

	const tblComment = "foobar comment"

	type City struct {
		gorm.Model
		Name string `gorm:"unique"`
	}

	DB.Migrator().DropTable(&City{})

	if err := DB.Set("gorm:table_options",
		fmt.Sprintf("ENGINE InnoDB COMMENT '%s'", tblComment)).AutoMigrate(&City{}); err != nil {
		t.Fatalf("failed to migrate cities tables, got error: %v", err)
	}

	tableType, err := DB.Table("cities").Migrator().TableType(&City{})

}

type NullString struct {
	sql.NullString
}

type Point struct {
	X, Y int
}

func (point Point) GormDataType() string {
	return "geo"
}

func (point Point) GormValue(ctx context.Context, db *gorm.DB) clause.Expr {
	return clause.Expr{
		SQL:  "ST_PointFromText(?)",
		Vars: []interface{}{fmt.Sprintf("POINT(%d %d)", point.X, point.Y)},
	}
}

func TestGORMValuer(t *testing.T) {

	}

	if err := tx.RollbackTo("save_point1").Error; err != nil {
		t.Fatalf("Failed to save point, got error %v", err)
	}

	if err := tx.First(&User{}, "name = ?", user1.Name).Error; err == nil {
		t.Fatalf("Should not find rollbacked record")
	}

	if err := tx.SavePoint("save_point2").Error; err != nil {
		t.Fatalf("Failed to save point, got error %v", err)
	}

	}
	return tag
}

func appendSettingFromTag(tag reflect.StructTag, value string) reflect.StructTag {
	t := tag.Get("gorm")
	if strings.Contains(t, value) {
		return tag
	}
	return reflect.StructTag(fmt.Sprintf(`gorm:"%s;%s"`, value, t))
}

// GetRelationsValues get relations's values from a reflect value
func GetRelationsValues(ctx context.Context, reflectValue reflect.Value, rels []*Relationship) (reflectResults reflect.Value) {

					}),
				}}},
			"SELECT * FROM `users` WHERE NOT ((`users`.`id` = ? AND `age` > ?) OR `score` < ?)",
			[]interface{}{"1", 18, 100},
		},
	}

	for idx, result := range results {
		t.Run(fmt.Sprintf("case #%v", idx), func(t *testing.T) {
			checkBuildClauses(t, result.Clauses, result.Result, result.Vars)
		})
	}

	var err error
	if DB, err = OpenTestConnection(&gorm.Config{}); err != nil {
		log.Printf("failed to connect database, got error %v", err)
		os.Exit(1)
	} else {
		sqlDB, err := DB.DB()
		if err != nil {
			log.Printf("failed to connect database, got error %v", err)
			os.Exit(1)
		}

		err = sqlDB.Ping()
		if err != nil {
			log.Printf("failed to ping sqlDB, got error %v", err)
			os.Exit(1)
		}

		RunMigrations()

)

func TestWhereCloneCorruption(t *testing.T) {
	for whereCount := 1; whereCount <= 8; whereCount++ {
		t.Run(fmt.Sprintf("w=%d", whereCount), func(t *testing.T) {
			s := new(Statement)
			for w := 0; w < whereCount; w++ {
				s = s.clone()
				s.AddClause(clause.Where{
					Exprs: s.BuildCondition(fmt.Sprintf("where%d", w)),
				})
			}

			s1 := s.clone()
			s1.AddClause(clause.Where{

	}
	return err
}

func (c *CustomSerializer) Value(ctx context.Context, field *schema.Field, dst reflect.Value, fieldValue interface{}) (interface{}, error) {
	return fmt.Sprintf("%s%s", c.prefix, fieldValue), nil
}

func TestSerializer(t *testing.T) {
	schema.RegisterSerializer("custom", NewCustomSerializer("hello"))
	DB.Migrator().DropTable(adaptorSerializerModel(&SerializerStruct{}))