if ct.LengthValue.Valid {
		return ct.LengthValue.Int64, true
	}
	return ct.SQLColumnType.Length()
}

// DecimalSize returns the scale and precision of a decimal type.
func (ct ColumnType) DecimalSize() (precision int64, scale int64, ok bool) {
	if ct.DecimalSizeValue.Valid {
		return ct.DecimalSizeValue.Int64, ct.ScaleValue.Int64, true
	}
	return ct.SQLColumnType.DecimalSize()
}

}

// Schema returns the schema of the table.
func (ct TableType) Schema() string {
	return ct.SchemaValue
}

// Name returns the name of the table.
func (ct TableType) Name() string {
	return ct.NameValue
}

// Type returns the type of the table.
func (ct TableType) Type() string {
	return ct.TypeValue
}

// Comment returns the comment of current table.
func (ct TableType) Comment() (comment string, ok bool) {

func TestContainsRune(t *testing.T) {
	for _, ct := range ContainsRuneTests {
		if ContainsRune(ct.b, ct.r) != ct.expected {
			t.Errorf("ContainsRune(%q, %q) = %v, want %v",
				ct.b, ct.r, !ct.expected, ct.expected)
		}
	}
}

func TestContainsFunc(t *testing.T) {
	for _, ct := range ContainsRuneTests {
		if ContainsFunc(ct.b, func(r rune) bool {
			return ct.r == r
		}) != ct.expected {

		if c.AfterExpression != nil {
			builder.WriteByte(' ')
			c.AfterExpression.Build(builder)
		}
	}
}

const (
	PrimaryKey   string = "~~~py~~~" // primary key
	CurrentTable string = "~~~ct~~~" // current table
	Associations string = "~~~as~~~" // associations
)

var (
	currentTable  = Table{Name: CurrentTable}
	PrimaryColumn = Column{Table: CurrentTable, Name: PrimaryKey}
)

-A ISTIO_OUTPUT -p udp --dport 53 -m owner --uid-owner 1337 -j CT --zone 1
-A ISTIO_OUTPUT -p udp --sport 15053 -m owner --uid-owner 1337 -j CT --zone 2
-A ISTIO_OUTPUT -p udp --dport 53 -m owner --gid-owner 1337 -j CT --zone 1
-A ISTIO_OUTPUT -p udp --sport 15053 -m owner --gid-owner 1337 -j CT --zone 2
-A ISTIO_OUTPUT -p udp --dport 53 -j CT --zone 2
-A PREROUTING -p udp --sport 53 -j CT --zone 1

    val request2 = server.takeRequest()
    assertThat(request2.method).isEqualTo("GET")
    assertThat(listOf(request1.path, request2.path))
      .containsExactlyInAnyOrder(
        "/lookup?ct&dns=AAABAAABAAAAAAAABmdvb2dsZQNjb20AAAEAAQ",
        "/lookup?ct&dns=AAABAAABAAAAAAAABmdvb2dsZQNjb20AABwAAQ",
      )
  }

  @Test
  fun failure() {
    server.enqueue(
      dnsResponse(

COMMIT
* raw
-N ISTIO_OUTPUT
-N ISTIO_PRERT
-A PREROUTING -j ISTIO_PRERT
-A OUTPUT -j ISTIO_OUTPUT
-A ISTIO_OUTPUT -p udp -m mark --mark 0x539/0xfff -m udp --dport 53 -j CT --zone 1
-A ISTIO_PRERT -p udp -m mark ! --mark 0x539/0xfff -m udp --sport 53 -j CT --zone 1
COMMIT
* mangle
-N ISTIO_PRERT
-N ISTIO_OUTPUT
-A PREROUTING -j ISTIO_PRERT
-A OUTPUT -j ISTIO_OUTPUT

COMMIT
* raw
-N ISTIO_OUTPUT
-N ISTIO_PRERT
-A PREROUTING -j ISTIO_PRERT
-A OUTPUT -j ISTIO_OUTPUT
-A ISTIO_OUTPUT -p udp -m mark --mark 0x539/0xfff -m udp --dport 53 -j CT --zone 1
-A ISTIO_PRERT -p udp -m mark ! --mark 0x539/0xfff -m udp --sport 53 -j CT --zone 1

COMMIT
* raw
-N ISTIO_OUTPUT
-N ISTIO_PRERT
-A PREROUTING -j ISTIO_PRERT
-A OUTPUT -j ISTIO_OUTPUT
-A ISTIO_OUTPUT -p udp -m mark --mark 0x539/0xfff -m udp --dport 53 -j CT --zone 1
-A ISTIO_PRERT -p udp -m mark ! --mark 0x539/0xfff -m udp --sport 53 -j CT --zone 1
COMMIT
* mangle
-N ISTIO_PRERT
-N ISTIO_OUTPUT
-A PREROUTING -j ISTIO_PRERT
-A OUTPUT -j ISTIO_OUTPUT

COMMIT
* raw
-N ISTIO_OUTPUT
-N ISTIO_PRERT
-A PREROUTING -j ISTIO_PRERT
-A OUTPUT -j ISTIO_OUTPUT
-A ISTIO_OUTPUT -p udp -m mark --mark 0x539/0xfff -m udp --dport 53 -j CT --zone 1
-A ISTIO_PRERT -p udp -m mark ! --mark 0x539/0xfff -m udp --sport 53 -j CT --zone 1