}
	AssertEqual(t, true, DB.Migrator().HasConstraint(&CurrentTimestampTest{}, "uni_current_timestamp_tests_time_at"))
	AssertEqual(t, false, DB.Migrator().HasIndex(&CurrentTimestampTest{}, "time_at"))
	AssertEqual(t, false, DB.Migrator().HasIndex(&CurrentTimestampTest{}, "time_at_2"))
}

func TestUniqueColumn(t *testing.T) {
	if DB.Dialector.Name() != "mysql" {
		return
	}

	type UniqueTest struct {