Files
quic-go/internal/handshake/session_ticket_test.go
2024-10-11 21:44:30 -07:00

94 lines
3.3 KiB
Go

package handshake
import (
"testing"
"time"
"github.com/quic-go/quic-go/internal/wire"
"github.com/quic-go/quic-go/quicvarint"
"github.com/stretchr/testify/require"
)
func TestMarshalUnmarshal0RTTSessionTicket(t *testing.T) {
ticket := &sessionTicket{
Parameters: &wire.TransportParameters{
InitialMaxStreamDataBidiLocal: 1,
InitialMaxStreamDataBidiRemote: 2,
ActiveConnectionIDLimit: 10,
MaxDatagramFrameSize: 20,
},
RTT: 1337 * time.Microsecond,
}
var t2 sessionTicket
require.NoError(t, t2.Unmarshal(ticket.Marshal(), true))
require.EqualValues(t, 1, t2.Parameters.InitialMaxStreamDataBidiLocal)
require.EqualValues(t, 2, t2.Parameters.InitialMaxStreamDataBidiRemote)
require.EqualValues(t, 10, t2.Parameters.ActiveConnectionIDLimit)
require.EqualValues(t, 20, t2.Parameters.MaxDatagramFrameSize)
require.Equal(t, 1337*time.Microsecond, t2.RTT)
// fails to unmarshal the ticket as a non-0-RTT ticket
require.Error(t, t2.Unmarshal(ticket.Marshal(), false))
require.EqualError(t, t2.Unmarshal(ticket.Marshal(), false), "the session ticket has more bytes than expected")
}
func TestMarshalUnmarshalNon0RTTSessionTicket(t *testing.T) {
ticket := &sessionTicket{
RTT: 1337 * time.Microsecond,
}
var t2 sessionTicket
require.NoError(t, t2.Unmarshal(ticket.Marshal(), false))
require.Nil(t, t2.Parameters)
require.Equal(t, 1337*time.Microsecond, t2.RTT)
// fails to unmarshal the ticket as a 0-RTT ticket
err := t2.Unmarshal(ticket.Marshal(), true)
require.Error(t, err)
require.Contains(t, err.Error(), "unmarshaling transport parameters from session ticket failed")
}
func TestUnmarshalRefusesTooShortTicket(t *testing.T) {
err := (&sessionTicket{}).Unmarshal([]byte{}, true)
require.EqualError(t, err, "failed to read session ticket revision")
err = (&sessionTicket{}).Unmarshal([]byte{}, false)
require.EqualError(t, err, "failed to read session ticket revision")
}
func TestUnmarshalRefusesUnknownRevision(t *testing.T) {
b := quicvarint.Append(nil, 1337)
err := (&sessionTicket{}).Unmarshal(b, true)
require.EqualError(t, err, "unknown session ticket revision: 1337")
err = (&sessionTicket{}).Unmarshal(b, false)
require.EqualError(t, err, "unknown session ticket revision: 1337")
}
func TestUnmarshalRefusesInvalidRTT(t *testing.T) {
b := quicvarint.Append(nil, sessionTicketRevision)
err := (&sessionTicket{}).Unmarshal(b, true)
require.EqualError(t, err, "failed to read RTT")
err = (&sessionTicket{}).Unmarshal(b, false)
require.EqualError(t, err, "failed to read RTT")
}
func TestUnmarshal0RTTRefusesInvalidTransportParameters(t *testing.T) {
b := quicvarint.Append(nil, sessionTicketRevision)
b = append(b, []byte("foobar")...)
err := (&sessionTicket{}).Unmarshal(b, true)
require.Error(t, err)
require.Contains(t, err.Error(), "unmarshaling transport parameters from session ticket failed")
}
func TestUnmarshalNon0RTTRefusesExtraBytes(t *testing.T) {
ticket := &sessionTicket{
Parameters: &wire.TransportParameters{
InitialMaxStreamDataBidiLocal: 1,
InitialMaxStreamDataBidiRemote: 2,
ActiveConnectionIDLimit: 10,
MaxDatagramFrameSize: 20,
},
RTT: 1234 * time.Microsecond,
}
err := (&sessionTicket{}).Unmarshal(ticket.Marshal(), false)
require.Error(t, err)
require.Contains(t, err.Error(), "the session ticket has more bytes than expected")
}