}

	ct, err = findColumnType(&UniqueTest{}, "name")
	if err != nil {
		t.Fatalf("findColumnType err:%v", err)
	}

	value, ok = ct.DefaultValue()
	AssertEqual(t, "", value)
	AssertEqual(t, false, ok)
}

func findColumnType(dest interface{}, columnName string) (
	foundColumn gorm.ColumnType, err error,
) {
	columnTypes, err := DB.Migrator().ColumnTypes(dest)
	if err != nil {