teeworlds-go/go-teeworlds-protocol
1
0
Fork 0
Code Issues Pull requests Actions Packages Projects Releases Wiki Activity

Refactor unpacker and add some more snap tests

Browse source
This commit is contained in:
ChillerDragon 2024-06-25 12:19:51 +08:00
parent 0492ca26ec
commit 94c6798e8b
33 changed files with 616 additions and 67 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

44
chunk7/chunk.go
View file

@ -1,5 +1,11 @@
package chunk7
import (
"fmt"
"github.com/teeworlds-go/go-teeworlds-protocol/packer"
)
const (
chunkFlagVital = 1
chunkFlagResend = 2
@ -49,13 +55,49 @@ func (header *ChunkHeader) Pack() []byte {
return data
}
func (header *ChunkHeader) Unpack(data []byte) {
func (header *ChunkHeader) Unpack(u *packer.Unpacker) error {
data, err := u.GetRaw(2)
if err != nil {
return err
}
flagBits := (data[0] >> 6) & 0x03
header.Flags.Vital = (flagBits & chunkFlagVital) != 0
header.Flags.Resend = (flagBits & chunkFlagResend) != 0
header.Size = (int(data[0]&0x3F) << 6) | (int(data[1]) & 0x3F)
if header.Flags.Vital {
thirdByte, err := u.GetByte()
if err != nil {
return err
}
header.Seq = int((data[1]&0xC0)<<2) | int(thirdByte)
}
return nil
}
// TODO: give this a better name
//
// but it would be nice to have two unpack methods for all structs
//
// Unpack(u *packer.Unpacker)
// UnpackTodoFindAGoodName(data []byte)
//
// See https://github.com/teeworlds-go/go-teeworlds-protocol/issues/5
func (header *ChunkHeader) UnpackRaw(data []byte) error {
if len(data) < 2 {
return fmt.Errorf("size=%d not enough data to read chunk header", len(data))
}
flagBits := (data[0] >> 6) & 0x03
header.Flags.Vital = (flagBits & chunkFlagVital) != 0
header.Flags.Resend = (flagBits & chunkFlagResend) != 0
header.Size = (int(data[0]&0x3F) << 6) | (int(data[1]) & 0x3F)
if header.Flags.Vital {
if len(data) < 3 {
return fmt.Errorf("size=%d not enough data to read vital chunk header", len(data))
}
header.Seq = int((data[1]&0xC0)<<2) | int(data[2])
}
return nil
}

6
chunk7/chunk_test.go
View file

@ -12,7 +12,7 @@ func TestBrokenNonVitalHeader(t *testing.T) {
header := ChunkHeader{}
// {0x40, 0x3a, 0x01}
header.Unpack([]byte{0x3a, 0x01})
header.UnpackRaw([]byte{0x3a, 0x01})
want := ChunkHeader{
Flags: ChunkFlags{
@ -33,7 +33,7 @@ func TestVitalHeaderMapChange(t *testing.T) {
// verified with libtw2 wireshark dissector
header := ChunkHeader{}
header.Unpack([]byte{0x40, 0x3a, 0x01})
header.UnpackRaw([]byte{0x40, 0x3a, 0x01})
want := ChunkHeader{
Flags: ChunkFlags{
@ -51,7 +51,7 @@ func TestVitalHeaderMapChange(t *testing.T) {
func TestVitalHeader(t *testing.T) {
header := ChunkHeader{}
header.Unpack([]byte{0x40, 0x10, 0x0a})
header.UnpackRaw([]byte{0x40, 0x10, 0x0a})
want := ChunkHeader{
Flags: ChunkFlags{
Vital: true,

3
chunk7/splitter.go
View file

@ -11,7 +11,8 @@ func UnpackChunks(data []byte) []Chunk {
for i < payloadSize {
chunk := Chunk{}
chunk.Header.Unpack(data[i:])
// TODO: can we use ChunkHeader.Unpack(u) here to simplify the code?
chunk.Header.UnpackRaw(data[i:])
i += 2 // header
if chunk.Header.Flags.Vital {
i++

2
messages7/cl_say.go
View file

@ -43,7 +43,7 @@ func (msg *ClSay) Pack() []byte {
func (msg *ClSay) Unpack(u *packer.Unpacker) error {
msg.Mode = network7.ChatMode(u.GetInt())
msg.TargetId = u.GetInt()
msg.Message = u.GetString()
msg.Message, _ = u.GetString()
return nil
}

16
messages7/cl_start_info.go
View file

@ -77,15 +77,15 @@ func (msg *ClStartInfo) Pack() []byte {
}
func (msg *ClStartInfo) Unpack(u *packer.Unpacker) error {
msg.Name = u.GetString()
msg.Clan = u.GetString()
msg.Name, _ = u.GetString()
msg.Clan, _ = u.GetString()
msg.Country = u.GetInt()
msg.Body = u.GetString()
msg.Marking = u.GetString()
msg.Decoration = u.GetString()
msg.Hands = u.GetString()
msg.Feet = u.GetString()
msg.Eyes = u.GetString()
msg.Body, _ = u.GetString()
msg.Marking, _ = u.GetString()
msg.Decoration, _ = u.GetString()
msg.Hands, _ = u.GetString()
msg.Feet, _ = u.GetString()
msg.Eyes, _ = u.GetString()
msg.CustomColorBody = u.GetInt() != 0
msg.CustomColorMarking = u.GetInt() != 0
msg.CustomColorDecoration = u.GetInt() != 0

2
messages7/ctrl_close.go
View file

@ -37,7 +37,7 @@ func (msg *CtrlClose) Pack() []byte {
func (msg *CtrlClose) Unpack(u *packer.Unpacker) error {
// TODO: sanitize
msg.Reason = u.GetString()
msg.Reason, _ = u.GetString()
return nil
}

4
messages7/info.go
View file

@ -59,8 +59,8 @@ func (msg *Info) Pack() []byte {
}
func (msg *Info) Unpack(u *packer.Unpacker) error {
msg.Version = u.GetString()
msg.Password = u.GetString()
msg.Version, _ = u.GetString()
msg.Password, _ = u.GetString()
msg.ClientVersion = u.GetInt()
return nil
}

2
messages7/map_change.go
View file

@ -47,7 +47,7 @@ func (msg *MapChange) Pack() []byte {
}
func (msg *MapChange) Unpack(u *packer.Unpacker) error {
msg.Name = u.GetString()
msg.Name, _ = u.GetString()
msg.Crc = u.GetInt()
msg.Size = u.GetInt()
msg.NumResponseChunksPerRequest = u.GetInt()

2
messages7/maplist_entry_add.go
View file

@ -37,7 +37,7 @@ func (msg *MaplistEntryAdd) Pack() []byte {
}
func (msg *MaplistEntryAdd) Unpack(u *packer.Unpacker) error {
msg.MapName = u.GetString()
msg.MapName, _ = u.GetString()
return nil
}

2
messages7/maplist_entry_rem.go
View file

@ -37,7 +37,7 @@ func (msg *MaplistEntryRem) Pack() []byte {
}
func (msg *MaplistEntryRem) Unpack(u *packer.Unpacker) error {
msg.MapName = u.GetString()
msg.MapName, _ = u.GetString()
return nil
}

2
messages7/rcon_auth.go
View file

@ -37,7 +37,7 @@ func (msg *RconAuth) Pack() []byte {
}
func (msg *RconAuth) Unpack(u *packer.Unpacker) error {
msg.Password = u.GetString()
msg.Password, _ = u.GetString()
return nil
}

2
messages7/rcon_cmd.go
View file

@ -37,7 +37,7 @@ func (msg *RconCmd) Pack() []byte {
}
func (msg *RconCmd) Unpack(u *packer.Unpacker) error {
msg.Command = u.GetString()
msg.Command, _ = u.GetString()
return nil
}

6
messages7/rcon_cmd_add.go
View file

@ -41,9 +41,9 @@ func (msg *RconCmdAdd) Pack() []byte {
}
func (msg *RconCmdAdd) Unpack(u *packer.Unpacker) error {
msg.Name = u.GetString()
msg.Help = u.GetString()
msg.Params = u.GetString()
msg.Name, _ = u.GetString()
msg.Help, _ = u.GetString()
msg.Params, _ = u.GetString()
return nil
}

2
messages7/rcon_cmd_rem.go
View file

@ -37,7 +37,7 @@ func (msg *RconCmdRem) Pack() []byte {
}
func (msg *RconCmdRem) Unpack(u *packer.Unpacker) error {
msg.Name = u.GetString()
msg.Name, _ = u.GetString()
return nil
}

2
messages7/rcon_line.go
View file

@ -37,7 +37,7 @@ func (msg *RconLine) Pack() []byte {
}
func (msg *RconLine) Unpack(u *packer.Unpacker) error {
msg.Line = u.GetString()
msg.Line, _ = u.GetString()
return nil
}

10
messages7/server_info.go
View file

@ -57,11 +57,11 @@ func (msg *ServerInfo) Pack() []byte {
}
func (msg *ServerInfo) Unpack(u *packer.Unpacker) error {
msg.Version = u.GetString()
msg.Name = u.GetString()
msg.Hostname = u.GetString()
msg.MapName = u.GetString()
msg.GameType = u.GetString()
msg.Version, _ = u.GetString()
msg.Name, _ = u.GetString()
msg.Hostname, _ = u.GetString()
msg.MapName, _ = u.GetString()
msg.GameType, _ = u.GetString()
msg.Flags = u.GetInt()
msg.SkillLevel = u.GetInt()
msg.PlayerCount = u.GetInt()

2
messages7/sv_broadcast.go
View file

@ -33,7 +33,7 @@ func (msg *SvBroadcast) Pack() []byte {
}
func (msg *SvBroadcast) Unpack(u *packer.Unpacker) error {
msg.Message = u.GetString()
msg.Message, _ = u.GetString()
return nil
}

2
messages7/sv_chat.go
View file

@ -46,7 +46,7 @@ func (msg *SvChat) Unpack(u *packer.Unpacker) error {
msg.Mode = network7.ChatMode(u.GetInt())
msg.ClientId = u.GetInt()
msg.TargetId = u.GetInt()
msg.Message = u.GetString()
msg.Message, _ = u.GetString()
return nil
}

16
messages7/sv_client_info.go
View file

@ -86,15 +86,15 @@ func (info *SvClientInfo) Unpack(u *packer.Unpacker) error {
info.ClientId = u.GetInt()
info.Local = u.GetInt() != 0
info.Team = u.GetInt()
info.Name = u.GetString()
info.Clan = u.GetString()
info.Name, _ = u.GetString()
info.Clan, _ = u.GetString()
info.Country = u.GetInt()
info.Body = u.GetString()
info.Marking = u.GetString()
info.Decoration = u.GetString()
info.Hands = u.GetString()
info.Feet = u.GetString()
info.Eyes = u.GetString()
info.Body, _ = u.GetString()
info.Marking, _ = u.GetString()
info.Decoration, _ = u.GetString()
info.Hands, _ = u.GetString()
info.Feet, _ = u.GetString()
info.Eyes, _ = u.GetString()
info.CustomColorBody = u.GetInt() != 0
info.CustomColorMarking = u.GetInt() != 0
info.CustomColorDecoration = u.GetInt() != 0

3
messages7/sv_emoticon.go
View file

@ -11,6 +11,7 @@ import (
type SvEmoticon struct {
ChunkHeader *chunk7.ChunkHeader
ClientId int
Emoticon network7.Emote
}
@ -32,11 +33,13 @@ func (msg *SvEmoticon) Vital() bool {
func (msg *SvEmoticon) Pack() []byte {
return slices.Concat(
packer.PackInt(msg.ClientId),
packer.PackInt(int(msg.Emoticon)),
)
}
func (msg *SvEmoticon) Unpack(u *packer.Unpacker) error {
msg.ClientId = u.GetInt()
msg.Emoticon = network7.Emote(u.GetInt())
return nil

88
messages7/sv_emoticon_test.go Normal file
View file

@ -0,0 +1,88 @@
package messages7_test
import (
"testing"
"github.com/teeworlds-go/go-teeworlds-protocol/internal/testutils/require"
"github.com/teeworlds-go/go-teeworlds-protocol/messages7"
"github.com/teeworlds-go/go-teeworlds-protocol/network7"
"github.com/teeworlds-go/go-teeworlds-protocol/packer"
"github.com/teeworlds-go/go-teeworlds-protocol/protocol7"
)
func TestFullPacket(t *testing.T) {
packet := protocol7.Packet{}
packet.Messages = append(
packet.Messages,
&messages7.SvEmoticon{
ClientId: 0,
Emoticon: network7.EmoteGhost,
},
)
{
// if this test breaks because the session tokens are actually used
// this is not necessarily a bad thing
session := &protocol7.Session{
ServerToken: [4]byte{0x55, 0x55, 0x55, 0x55},
ClientToken: [4]byte{0xfa, 0xfa, 0xfa, 0xfa},
}
want := []byte{0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x40, 0x03, 0x01, 0x14, 0x00, 0x07}
got := packet.Pack(session)
require.Equal(t, want, got)
}
}
func TestSvEmoticonStandalone(t *testing.T) {
// simple pack
emoticon := &messages7.SvEmoticon{
ClientId: 0,
Emoticon: network7.EmoteExclamation,
}
{
want := []byte{0x00, 0x01}
got := emoticon.Pack()
require.Equal(t, want, got)
}
// repack
u := &packer.Unpacker{}
u.Reset(emoticon.Pack())
emoticon.Unpack(u)
{
want := network7.EmoteExclamation
got := emoticon.Emoticon
require.Equal(t, want, got)
}
}
func TestSvEmoticonStandaloneCrazyGirlEdition(t *testing.T) {
// simple pack
emoticon := &messages7.SvEmoticon{
ClientId: -99999,
Emoticon: 999,
}
{
want := []byte{222, 154, 12, 167, 15}
got := emoticon.Pack()
require.Equal(t, want, got)
}
// repack
u := &packer.Unpacker{}
u.Reset(emoticon.Pack())
emoticon.Unpack(u)
{
want := network7.Emote(999)
got := emoticon.Emoticon
require.Equal(t, want, got)
}
}

2
messages7/sv_motd.go
View file

@ -33,7 +33,7 @@ func (msg *SvMotd) Pack() []byte {
}
func (msg *SvMotd) Unpack(u *packer.Unpacker) error {
msg.Message = u.GetString()
msg.Message, _ = u.GetString()
return nil
}

2
messages7/sv_vote_option_add.go
View file

@ -37,7 +37,7 @@ func (msg *SvVoteOptionAdd) Pack() []byte {
}
func (msg *SvVoteOptionAdd) Unpack(u *packer.Unpacker) error {
msg.Description = u.GetString()
msg.Description, _ = u.GetString()
return nil
}

2
messages7/sv_vote_option_list_add.go
View file

@ -52,7 +52,7 @@ func (msg *SvVoteOptionListAdd) Unpack(u *packer.Unpacker) error {
msg.NumOptions = u.GetInt()
msg.Descriptions = make([]string, msg.NumOptions)
for i := 0; i < msg.NumOptions; i++ {
msg.Descriptions[i] = u.GetString()
msg.Descriptions[i], _ = u.GetString()
}
return nil

37
messages7/sv_vote_option_list_add_test.go Normal file
View file

@ -0,0 +1,37 @@
package messages7_test
import (
"testing"
"github.com/teeworlds-go/go-teeworlds-protocol/chunk7"
"github.com/teeworlds-go/go-teeworlds-protocol/internal/testutils/require"
"github.com/teeworlds-go/go-teeworlds-protocol/messages7"
"github.com/teeworlds-go/go-teeworlds-protocol/network7"
"github.com/teeworlds-go/go-teeworlds-protocol/packer"
)
func TestVoteListAdd(t *testing.T) {
// unpack
fullChunk := []byte{0x40, 0x06, 0x06, 0x18, 0x01, 0x66, 0x6f, 0x6f, 0x00}
u := &packer.Unpacker{}
u.Reset(fullChunk)
header := &chunk7.ChunkHeader{}
header.Unpack(u)
msg, sys, err := u.GetMsgAndSys()
require.NoError(t, err)
require.Equal(t, network7.MsgGameSvVoteOptionListAdd, msg)
require.Equal(t, false, sys)
listAdd := &messages7.SvVoteOptionListAdd{ChunkHeader: header}
listAdd.Unpack(u)
require.Equal(t, 1, listAdd.NumOptions)
require.Equal(t, 1, len(listAdd.Descriptions))
require.Equal(t, "foo", listAdd.Descriptions[0])
require.Equal(t, 0, u.RemainingSize())
// pack
require.Equal(t, []byte{1, 'f', 'o', 'o', 0x00}, listAdd.Pack())
}

2
messages7/sv_vote_option_remove.go
View file

@ -37,7 +37,7 @@ func (msg *SvVoteOptionRemove) Pack() []byte {
}
func (msg *SvVoteOptionRemove) Unpack(u *packer.Unpacker) error {
msg.Description = u.GetString()
msg.Description, _ = u.GetString()
return nil
}

4
messages7/sv_vote_set.go
View file

@ -48,8 +48,8 @@ func (msg *SvVoteSet) Unpack(u *packer.Unpacker) error {
msg.ClientId = u.GetInt()
msg.Type = network7.Vote(u.GetInt())
msg.Timeout = u.GetInt()
msg.Description = u.GetString()
msg.Reason = u.GetString()
msg.Description, _ = u.GetString()
msg.Reason, _ = u.GetString()
return nil
}

79
object7/laser_test.go Normal file
View file

@ -0,0 +1,79 @@
package object7_test
import (
"testing"
"github.com/teeworlds-go/go-teeworlds-protocol/internal/testutils/require"
"github.com/teeworlds-go/go-teeworlds-protocol/network7"
"github.com/teeworlds-go/go-teeworlds-protocol/object7"
"github.com/teeworlds-go/go-teeworlds-protocol/packer"
)
func TestLaserStandalone(t *testing.T) {
// simple pack
laser := &object7.Laser{
ItemId: 1,
X: 200,
Y: 301,
FromX: 20,
FromY: 40,
StartTick: 7812,
}
{
// this is not verified against anything
want := []byte{3, 1, 136, 3, 173, 4, 20, 40, 132, 122}
got := laser.Pack()
require.Equal(t, want, got)
}
// repack
u := &packer.Unpacker{}
u.Reset(laser.Pack())
typeId := u.GetInt()
require.Equal(t, network7.ObjLaser, typeId)
itemId := u.GetInt()
require.Equal(t, 1, itemId)
laser.Unpack(u)
require.Equal(t, 200, laser.X)
require.Equal(t, 301, laser.Y)
require.Equal(t, 20, laser.FromX)
require.Equal(t, 40, laser.FromY)
require.Equal(t, 7812, laser.StartTick)
}
func TestLaserStandaloneAllZeros(t *testing.T) {
// simple pack
laser := &object7.Laser{
ItemId: 0,
X: 0,
Y: 0,
FromX: 0,
FromY: 0,
StartTick: 0,
}
{
want := []byte{0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}
got := laser.Pack()
require.Equal(t, want, got)
}
// repack
u := &packer.Unpacker{}
u.Reset(laser.Pack())
typeId := u.GetInt()
require.Equal(t, network7.ObjLaser, typeId)
itemId := u.GetInt()
require.Equal(t, 0, itemId)
laser.Unpack(u)
{
want := 0
got := laser.X
require.Equal(t, want, got)
}
}

6
object7/snap_object.go
View file

@ -1,8 +1,6 @@
package object7
import (
"log"
"github.com/teeworlds-go/go-teeworlds-protocol/network7"
"github.com/teeworlds-go/go-teeworlds-protocol/packer"
)
@ -61,8 +59,8 @@ func NewObject(typeId int, itemId int) SnapObject {
return &Damage{ItemId: itemId}
}
// TODO: remove this is just for debugging
log.Fatalf("unknown item type %d\n", typeId)
// TODO: add this panic and remove it again once all tests pass
// log.Panicf("unknown item type %d\n", typeId)
unknown := &Unknown{
ItemId: itemId,

47
packer/packer.go
View file

@ -1,6 +1,8 @@
package packer
import (
"errors"
"fmt"
"slices"
)
@ -20,10 +22,33 @@ func (u *Unpacker) byte() byte {
}
// consume one byte
func (u *Unpacker) getByte() byte {
func (u *Unpacker) GetByte() (byte, error) {
if u.RemainingSize() < 1 {
return 0x00, errors.New("GetByte not enough data")
}
b := u.data[u.idx]
u.idx++
return b
return b, nil
}
func (u *Unpacker) GetMsgAndSys() (msgId int, system bool, err error) {
msg := u.GetInt()
sys := msg&1 != 0
msg >>= 1
return msg, sys, nil
}
func (u *Unpacker) GetRaw(size int) ([]byte, error) {
if size < 0 {
return nil, fmt.Errorf("GetRaw called with negative size %d", size)
}
end := u.idx + size
if end > u.Size() {
return nil, fmt.Errorf("GetRaw can not read size %d not enough data", size)
}
b := u.data[u.idx:end]
u.idx += size
return b, nil
}
func (u *Unpacker) Data() []byte {
@ -50,13 +75,16 @@ const (
SanitizeSkipWhitespaces = 4
)
func (u *Unpacker) GetStringSanitized(sanitizeType int) string {
func (u *Unpacker) GetStringSanitized(sanitizeType int) (string, error) {
bytes := []byte{}
skipping := sanitizeType&SanitizeSkipWhitespaces != 0
for {
b := u.getByte()
b, err := u.GetByte()
if err != nil {
return "", err
}
if b == 0x00 {
break
}
@ -81,10 +109,10 @@ func (u *Unpacker) GetStringSanitized(sanitizeType int) string {
bytes = append(bytes, b)
}
return string(bytes)
return string(bytes), nil
}
func (u *Unpacker) GetString() string {
func (u *Unpacker) GetString() (string, error) {
return u.GetStringSanitized(Sanitize)
}
@ -197,3 +225,10 @@ func UnpackInt(data []byte) int {
res ^= -sign
return res
}
func UnpackMsgAndSys(data []byte) (msgId int, system bool) {
msg := UnpackInt(data)
sys := msg&1 != 0
msg >>= 1
return msg, sys
}

16
packer/packer_state_test.go
View file

@ -68,12 +68,12 @@ func TestUnpackClientInfo(t *testing.T) {
{
// name
want := "gopher"
got := u.GetString()
got, _ := u.GetString()
require.Equal(t, want, got)
// clan
want = ""
got = u.GetString()
got, _ = u.GetString()
require.Equal(t, want, got)
}
@ -87,7 +87,7 @@ func TestUnpackClientInfo(t *testing.T) {
{
// body
want := "greensward"
got := u.GetString()
got, _ := u.GetString()
require.Equal(t, want, got)
}
}
@ -120,7 +120,7 @@ func TestUnpackString(t *testing.T) {
u.Reset([]byte{'f', 'o', 'o', 0x00})
want := "foo"
got := u.GetString()
got, _ := u.GetString()
require.Equal(t, want, got)
}
@ -129,11 +129,11 @@ func TestUnpackTwoStrings(t *testing.T) {
u.Reset([]byte{'f', 'o', 'o', 0x00, 'b', 'a', 'r', 0x00})
want := "foo"
got := u.GetString()
got, _ := u.GetString()
require.Equal(t, want, got)
want = "bar"
got = u.GetString()
got, _ = u.GetString()
require.Equal(t, want, got)
}
@ -156,11 +156,11 @@ func TestUnpackMixed(t *testing.T) {
// strings
{
want := "foo"
got := u.GetString()
got, _ := u.GetString()
require.Equal(t, want, got)
want = "bar"
got = u.GetString()
got, _ = u.GetString()
require.Equal(t, want, got)
}

266
snapshot7/full_ddnet_server_test.go Normal file
View file

@ -0,0 +1,266 @@
package snapshot7_test
import (
"fmt"
"testing"
"github.com/teeworlds-go/go-teeworlds-protocol/internal/testutils/require"
"github.com/teeworlds-go/go-teeworlds-protocol/protocol7"
)
// --------------------------------
// snap single
// --------------------------------
func TestDDNetFullServerSnapSingle(t *testing.T) {
// vanilla client connected to almost full ddnet rus server
// dumped with tcpdump
// libtw2 dissector details
// this is the n-th snapshot that is a snap single the prior snapshots were partials snaps
//
// User Datagram Protocol, Src Port: 8316, Dst Port: 51479
// Teeworlds 0.7 Protocol packet
// Teeworlds 0.7 Protocol chunk: sys.snap_single
// Header (non-vital)
// Message: sys.snap_single
// Tick: 11271652
// Delta tick: 22
// Crc: 1032529567
// Data (114 bytes)
dump := []byte{
0x10, 0x04, 0x01, 0x1f, 0x5a, 0x5e, 0xd8,
0x28, 0x15, 0xa6, 0x6c, 0xfb, 0x4a, 0xd3, 0xd6, 0xd3, 0xe0, 0x54, 0x85, 0x09, 0x72, 0xc4,
0x0d, 0x2e, 0xb6, 0xe9, 0x2f, 0xbc, 0xfd, 0xb9, 0x5d, 0xd0, 0x35, 0x5d, 0x5e, 0xcf, 0xb5, 0x35,
0xeb, 0x92, 0xe8, 0xbe, 0xbb, 0x9f, 0xd1, 0x7f, 0x17, 0x24, 0x2d, 0xb8, 0xfa, 0x7f, 0x5f, 0xf5,
0x38, 0x7b, 0x7a, 0xc1, 0x47, 0x73, 0xeb, 0x4a, 0xd0, 0x62, 0x02, 0x17, 0x6d, 0xd9, 0xe2, 0x58,
0x57, 0x68, 0xc9, 0xe6, 0x35, 0xf9, 0x0a, 0xd3, 0xd6, 0x7b, 0xf6, 0x5d, 0x90, 0xb4, 0x10, 0xfa,
0x9a, 0x7c, 0x85, 0x69, 0xeb, 0xbf, 0xe1, 0x2b, 0x4d, 0x5b, 0xef, 0x1e, 0x4f, 0xea, 0x85, 0xe2,
0x06,
}
conn := protocol7.Session{}
packet := protocol7.Packet{}
err := packet.Unpack(dump)
require.NoError(t, err)
conn.Ack = packet.Header.Ack
repack := packet.Pack(&conn)
require.Equal(t, dump, repack)
}
func TestSvEmoticonAndSnapSingle(t *testing.T) {
// Teeworlds 0.7 Protocol packet
// Teeworlds 0.7 Protocol chunk: game.sv_emoticon
// Header (vital: 234)
// Message: game.sv_emoticon
// Client id: 39
// Emoticon: exclamation
// Teeworlds 0.7 Protocol chunk: sys.snap_single
// Header (non-vital)
// Message: sys.snap_single
// Tick: 11271828
// Delta tick: 24
// Crc: 1021386082
// Data (190 bytes)
dump := []byte{
0x10, 0x05, 0x02, 0x1f, 0x5a, 0x5e,
0xd8, 0x4a, 0x16, 0xd4, 0x0d, 0x2f, 0x0b, 0x2d, 0xfc, 0x4d, 0x19, 0xae, 0xd4, 0xb4, 0xf5, 0x10,
0x9f, 0xa1, 0x48, 0x8b, 0x2b, 0xbb, 0xd1, 0x15, 0x48, 0x5a, 0xce, 0x52, 0xed, 0xef, 0x97, 0x58,
0xef, 0xa2, 0x29, 0x6d, 0x82, 0xb7, 0x6b, 0xb6, 0x91, 0x1a, 0x1b, 0x4e, 0x72, 0xbb, 0x1d, 0x7d,
0xcf, 0x71, 0x04, 0x55, 0x09, 0x5f, 0x21, 0xfe, 0x2e, 0x48, 0x5a, 0xb8, 0xa8, 0xff, 0x87, 0x42,
0x26, 0x55, 0xa2, 0x9e, 0xeb, 0x22, 0x2d, 0x37, 0xc6, 0xb0, 0xa4, 0x33, 0x9e, 0x96, 0x1b, 0x0b,
0xfc, 0xab, 0xaa, 0x87, 0x37, 0x5c, 0xa9, 0x69, 0xeb, 0x19, 0x92, 0xe8, 0x3b, 0x56, 0x3e, 0x0b,
0x5b, 0x80, 0x73, 0xea, 0xb4, 0x50, 0xaa, 0x54, 0x6f, 0x49, 0xa2, 0x0b, 0xac, 0x38, 0x15, 0x3c,
0x66, 0x71, 0xc4, 0x5d, 0x90, 0xb4, 0x80, 0xd7, 0x03, 0x60, 0x53, 0x14, 0xa7, 0x5e, 0xf8, 0x90,
0xa7, 0x17, 0x3c, 0xa1, 0x17, 0xbe, 0x2e, 0x54, 0xa0, 0xde, 0x0f, 0xe4, 0x2d, 0xe8, 0xcc, 0x44,
0xc2, 0x2f, 0x85, 0x36, 0x7f, 0x17, 0x24, 0x2d, 0x84, 0xfe, 0x9f, 0x25, 0x52, 0xaf, 0x57, 0xdc,
0x00,
}
conn := protocol7.Session{}
packet := protocol7.Packet{}
err := packet.Unpack(dump)
require.NoError(t, err)
conn.Ack = packet.Header.Ack
repack := packet.Pack(&conn)
fmt.Printf("repack: %x\n", repack)
fmt.Printf("dump: %x\n", dump)
require.Equal(t, dump, repack)
}
// --------------------------------
// multi part snaps
// --------------------------------
func TestVoteOptionListAddPlusTwoSnaps(t *testing.T) {
// vanilla client connected to almost full ddnet rus server
// dumped with tcpdump
//
// these are two consecutive packets
// - packet1: vote_list, snap (part 1/2)
// - packet2: snap (part 2/2)
// Teeworlds 0.7 Protocol packet
// Teeworlds 0.7 Protocol chunk: game.sv_vote_option_list_add
// Teeworlds 0.7 Protocol chunk: sys.snap
// Header (non-vital)
// Message: sys.snap
// Tick: 11271610
// Delta tick: 11271611
// Num parts: 2
// Part: 0
// Crc: 986678629
// Data (900 bytes)
dumpVoteListAndPart1 := []byte{
0x10, 0x04, 0x02, 0x1f, 0x5a, 0x5e,
0xd8, 0x5a, 0xd9, 0x55, 0x86, 0xd8, 0xb5, 0xf6, 0x35, 0x1c, 0x0d, 0xe7, 0x8a, 0xc3, 0xda, 0x35,
0xab, 0xf0, 0x03, 0x6b, 0x5b, 0xc2, 0xda, 0x75, 0x8e, 0x86, 0x52, 0x5f, 0x7c, 0x0d, 0x6b, 0xd7,
0x6c, 0x62, 0x97, 0x87, 0x83, 0x13, 0x5c, 0x3b, 0x27, 0xc0, 0x99, 0x2d, 0xe5, 0x04, 0xd6, 0xb6,
0x18, 0xca, 0x59, 0x53, 0xe8, 0x5a, 0x39, 0x81, 0x8e, 0x5c, 0x8b, 0x6b, 0x63, 0x6d, 0x4b, 0x58,
0xf3, 0xc8, 0x32, 0x8e, 0x66, 0xed, 0x9a, 0x69, 0xba, 0x27, 0x47, 0xfb, 0xa4, 0x38, 0xd4, 0xe5,
0x6b, 0x58, 0xbb, 0x66, 0x15, 0x7e, 0x60, 0x6d, 0x4b, 0x58, 0xfb, 0xe2, 0x6b, 0xa0, 0x54, 0x6b,
0x9f, 0x58, 0xbb, 0x66, 0x13, 0xbb, 0x3c, 0x1c, 0x9c, 0xe0, 0x03, 0x5b, 0xe4, 0x4a, 0xb8, 0x12,
0xbc, 0x59, 0xdb, 0x62, 0x28, 0x67, 0x2d, 0x9b, 0xaf, 0x65, 0x8b, 0x5c, 0x09, 0xd7, 0xc2, 0xda,
0x96, 0xb0, 0xd6, 0xda, 0x32, 0x8e, 0x66, 0xed, 0x9a, 0x69, 0xba, 0xa7, 0xd6, 0xae, 0xc3, 0xb9,
0x2f, 0x3e, 0xb1, 0x76, 0xcd, 0x2a, 0xfc, 0xc0, 0xda, 0x96, 0xb0, 0xf6, 0x85, 0xa3, 0xa1, 0xd4,
0x75, 0x5f, 0x58, 0xbb, 0x66, 0x13, 0xbb, 0xfc, 0xff, 0xf4, 0x34, 0x1c, 0x0e, 0x1c, 0x63, 0xda,
0x7a, 0xf7, 0x72, 0x8c, 0x69, 0xeb, 0x45, 0x06, 0x8a, 0x99, 0x56, 0x69, 0x6e, 0x1a, 0xe9, 0x43,
0x2f, 0x56, 0x59, 0xd2, 0xc2, 0x33, 0x0d, 0xc5, 0x33, 0xa9, 0xf8, 0x8e, 0x69, 0xf0, 0x52, 0xc8,
0x11, 0x4f, 0x6a, 0xa0, 0xd0, 0x6f, 0x1a, 0x44, 0xef, 0x1e, 0x06, 0x7c, 0x4b, 0x15, 0x36, 0xe9,
0x4a, 0x5a, 0x78, 0x7e, 0x74, 0x65, 0x28, 0x94, 0xe6, 0x51, 0xaf, 0xb8, 0xfb, 0x49, 0x51, 0x50,
0xb7, 0x42, 0x0d, 0x69, 0xca, 0xa1, 0xd8, 0xd5, 0x9c, 0xa4, 0x18, 0x7d, 0x17, 0x24, 0x2d, 0x3c,
0x5d, 0x29, 0xa6, 0xf9, 0x3e, 0x8c, 0xde, 0x57, 0xca, 0xb0, 0xc4, 0x51, 0x52, 0xa9, 0xc1, 0xba,
0xee, 0xb3, 0x9e, 0x4e, 0xa0, 0xd8, 0xc4, 0x74, 0x9d, 0xbc, 0x24, 0x2d, 0x3c, 0xfe, 0x54, 0xe5,
0x6a, 0xd3, 0x90, 0xbb, 0x32, 0x4c, 0x3e, 0xe4, 0xca, 0xa8, 0xf8, 0x26, 0xf2, 0x11, 0xa0, 0xe7,
0x2f, 0xf5, 0xa6, 0x21, 0x75, 0xee, 0xba, 0x57, 0xd2, 0xc2, 0xf3, 0xd9, 0x67, 0xa9, 0xf3, 0xb1,
0x9d, 0xa2, 0x0f, 0x49, 0x2d, 0x0b, 0x47, 0x6a, 0x7c, 0xa5, 0x2b, 0xb5, 0x05, 0x77, 0x8c, 0xf9,
0xc1, 0x87, 0x71, 0xac, 0xbb, 0x1c, 0x24, 0x2d, 0x3c, 0x28, 0x56, 0x3c, 0x3f, 0xba, 0x06, 0xa1,
0xd1, 0x35, 0x98, 0x20, 0x63, 0xfe, 0x26, 0x60, 0x5a, 0x39, 0xe2, 0x07, 0x87, 0x81, 0xe5, 0x96,
0x24, 0xe5, 0x5d, 0x26, 0x69, 0xe1, 0x29, 0x9e, 0xaf, 0x4b, 0x3d, 0x5d, 0xc1, 0x11, 0xb8, 0x1c,
0xc3, 0xd9, 0x86, 0xe3, 0xe8, 0x4a, 0xa6, 0x89, 0xf5, 0x8a, 0x69, 0x10, 0x17, 0xe0, 0xfa, 0xa7,
0x28, 0x69, 0xe1, 0xb9, 0xcc, 0xb6, 0x69, 0xa5, 0xc0, 0xe1, 0x31, 0xce, 0x8a, 0x27, 0x53, 0x98,
0x00, 0x5c, 0xaa, 0xf2, 0x95, 0x8e, 0x89, 0x65, 0xb8, 0x87, 0xaa, 0xdd, 0x75, 0xb9, 0xa4, 0x85,
0x27, 0x9d, 0x2a, 0x4d, 0xc0, 0xd7, 0xd1, 0x77, 0x54, 0xe9, 0x23, 0x85, 0x76, 0xaa, 0xe2, 0xe5,
0x9a, 0x74, 0x9d, 0xc0, 0xb5, 0x05, 0x0d, 0xca, 0x71, 0x88, 0xca, 0x92, 0x16, 0x2d, 0x5c, 0x05,
0xab, 0xb2, 0x0f, 0x43, 0x26, 0x40, 0x9b, 0x87, 0xb4, 0xe0, 0x67, 0x39, 0x34, 0xe1, 0xf9, 0x0f,
0xab, 0x91, 0x9d, 0xae, 0xa4, 0x45, 0xb1, 0x3f, 0x36, 0x7c, 0xc8, 0x15, 0xe9, 0x4a, 0x5a, 0xa0,
0x98, 0x0f, 0x22, 0x63, 0x52, 0xa3, 0x41, 0xf5, 0xfe, 0x22, 0x54, 0x69, 0xd4, 0x95, 0xae, 0xa4,
0x85, 0x10, 0xfb, 0x5b, 0xb4, 0xcd, 0x11, 0xcd, 0x4b, 0x57, 0xd2, 0xc2, 0x42, 0xcc, 0xc7, 0x02,
0x35, 0x6a, 0x68, 0xda, 0x7a, 0x7f, 0xaf, 0x61, 0xf8, 0xf0, 0x74, 0x25, 0x2d, 0x3c, 0x81, 0xfd,
0xed, 0x29, 0x1a, 0x3e, 0xc6, 0x74, 0x25, 0x2d, 0xec, 0x62, 0x3e, 0x76, 0x94, 0xe1, 0x6a, 0x8e,
0xe8, 0xfd, 0x6d, 0x2a, 0xa5, 0x2b, 0x69, 0x61, 0x23, 0xe6, 0x63, 0x83, 0x96, 0xf8, 0xc6, 0xb4,
0xf5, 0xfe, 0x6e, 0x61, 0xf9, 0xd6, 0x67, 0x4c, 0x57, 0xd2, 0xc2, 0x4d, 0xec, 0x4f, 0x02, 0x9f,
0x6d, 0x69, 0xba, 0x92, 0x16, 0x44, 0xcc, 0x87, 0x20, 0x3f, 0xfe, 0xa6, 0xad, 0xf7, 0x67, 0x36,
0x58, 0xa8, 0x94, 0xae, 0xa4, 0x05, 0x53, 0xcc, 0x87, 0x89, 0x9a, 0x5c, 0xd9, 0xb4, 0xf5, 0xfe,
0xfa, 0x4a, 0xe9, 0x4a, 0x5a, 0xe8, 0xc5, 0x7c, 0xf4, 0xa8, 0xd0, 0x95, 0x39, 0x49, 0xef, 0xef,
0x1f, 0xb8, 0x66, 0x95, 0xd2, 0x95, 0xb4, 0xf0, 0x17, 0xf3, 0xf1, 0x47, 0x3f, 0xd0, 0xa4, 0x7a,
0xbd, 0xbf, 0xbc, 0x52, 0xba, 0x92, 0x16, 0x72, 0x81, 0xf9, 0xc8, 0x51, 0x57, 0x7c, 0xd7, 0x35,
0xe8, 0xfd, 0x9d, 0x50, 0xa5, 0xce, 0xd7, 0xa4, 0x2b, 0x69, 0xe1, 0x88, 0xf9, 0x38, 0x68, 0x22,
0xbe, 0x37, 0x6d, 0xbd, 0x3f, 0x7d, 0xa5, 0x74, 0x25, 0x2d, 0xe8, 0xc5, 0x7c, 0xe8, 0x51, 0xa3,
0xe5, 0x54, 0xaf, 0xf7, 0x77, 0x57, 0xa3, 0x0a, 0x95, 0x31, 0x5d, 0x49, 0x0b, 0x77, 0x62, 0x7f,
0x75, 0x9a, 0xd2, 0xa9, 0x43, 0xba, 0x92, 0x16, 0x6a, 0x31, 0x1f, 0x35, 0xaa, 0xb0, 0xc4, 0xf7,
0x7a, 0x7f, 0x53, 0x29, 0xba, 0xdc, 0x07, 0xe9, 0x4a, 0x5a, 0x98, 0x12, 0xf3, 0x31, 0x85, 0x74,
0x39, 0x9b, 0xb6, 0xde, 0x9f, 0x5b, 0x29, 0x5d, 0x49, 0x0b, 0xae, 0xc0, 0xfe, 0xaa, 0x2a, 0xa5,
0x2b, 0x69, 0xa1, 0x4a, 0xcc, 0x47, 0x15, 0xba, 0x5c, 0xf1, 0x4d, 0x5b, 0xef, 0x0f, 0x5f, 0x29,
0x5d, 0x49, 0x0b, 0x78, 0xb1, 0xbf, 0x6f, 0x79, 0xc9, 0xd4, 0x35, 0x91, 0xae, 0xa4, 0x85, 0x6f,
0x62, 0x3e, 0xbe, 0x21, 0x80, 0x4b, 0xf5, 0x7a, 0x7f, 0x1a, 0xa5, 0xb3, 0xb0, 0xa6, 0x2b, 0x69,
0x41, 0x43, 0xcc, 0x87, 0x06, 0xfa, 0xc8, 0xd5, 0x54, 0xa7, 0xf7, 0xe7, 0x53, 0x9a, 0x69, 0x43,
0x69, 0xba, 0x92, 0x16, 0x7c, 0xc4, 0x7c, 0xf8, 0x20, 0x3f, 0xa9, 0xa4, 0x7a, 0xbd, 0x3f, 0xa4,
0x16, 0x0a, 0x64, 0x4b, 0x57, 0xd2, 0x02, 0x22, 0xb0, 0x3f, 0xcf, 0x86, 0x62, 0x06, 0xa6, 0x2b,
0x69, 0xc1, 0x53, 0xcc, 0x87, 0x27, 0xda, 0xf6, 0x21, 0xd3, 0xd6, 0xfb, 0x4b, 0xa8, 0x94, 0xae,
0xa4, 0x85, 0x04, 0x31, 0x1f, 0x09, 0xc8, 0xa9, 0x1f, 0x35, 0xa8, 0xde, 0x1f, 0x5a, 0xa5, 0x74,
0x25, 0x2d, 0xa0, 0x89, 0xf9, 0x40, 0x43, 0x9a, 0x92, 0x54, 0xaf, 0xf7, 0x57, 0x50, 0x29, 0x5d,
0x49, 0x0b, 0x05, 0x62, 0x3e, 0x0a, 0x90, 0x03, 0xc7, 0xbb, 0x06, 0xbd, 0xbf, 0xb9, 0x52, 0xba,
0x92, 0x16, 0x66, 0x31, 0x1f, 0x33, 0x6a, 0x72, 0x65, 0xd3, 0xd6, 0xfb, 0x2b, 0xd7, 0xc2, 0x5f,
0x2a, 0xd2, 0x95, 0xb4, 0x50, 0x16, 0xf3, 0x51, 0x46, 0xb8, 0xae, 0x6c, 0xda, 0x7a, 0x7f, 0x97,
0xda, 0x86, 0x9e, 0x47, 0xe9, 0x4a, 0x5a, 0xb8, 0x24, 0x30, 0x1f, 0x97, 0xd0, 0xc7, 0xd2, 0xf9,
0x5e, 0xef, 0xcf, 0xba, 0x52, 0xba, 0x92, 0x16, 0xac, 0xc5, 0x7c, 0x58, 0xa3, 0x14, 0x8e, 0xb8,
0x06, 0xbd, 0x3f, 0xa3, 0x4a, 0xe9, 0x4a, 0x5a, 0x30, 0x12, 0xd8, 0x5f, 0x77, 0x2d, 0xbe, 0xb6,
0x8f, 0x31, 0x5d, 0x49, 0x0b, 0xdd, 0x62, 0x3e, 0x8a, 0x1b,
}
// User Datagram Protocol, Src Port: 8316, Dst Port: 51479
// Teeworlds 0.7 Protocol packet
// Teeworlds 0.7 Protocol chunk: sys.snap
// Header (non-vital)
// Message: sys.snap
// Tick: 11271610
// Delta tick: 11271611
// Num parts: 2
// Part: 1
// Crc: 986678629
// Data (556 bytes)
dumpPart2 := []byte{
0x10, 0x04, 0x01, 0x1f, 0x5a, 0x5e,
0xd8, 0xc4, 0xb4, 0x38, 0x1c, 0x38, 0xc6, 0xb4, 0xf5, 0xee, 0xe5, 0x18, 0xd3, 0xd6, 0x0b, 0x64,
0xa0, 0x98, 0x69, 0x95, 0xe6, 0x26, 0x8d, 0xe8, 0x46, 0x97, 0x9b, 0x98, 0xea, 0xf5, 0xfe, 0xa6,
0x57, 0x4a, 0x57, 0xd2, 0xc2, 0x74, 0x31, 0x1f, 0xd3, 0x91, 0x1f, 0xc7, 0x98, 0xb6, 0xde, 0x1f,
0x46, 0xa5, 0x74, 0x25, 0x2d, 0x60, 0x88, 0xf9, 0xc0, 0x40, 0x96, 0xb4, 0xf8, 0x5e, 0xef, 0xaf,
0xa8, 0x52, 0xba, 0x92, 0x16, 0x8a, 0xc4, 0x7c, 0x14, 0xa1, 0x42, 0x5f, 0x9b, 0xea, 0xf5, 0xfe,
0xda, 0x4b, 0xa7, 0x7a, 0x57, 0xa4, 0x2b, 0x69, 0xa1, 0x5d, 0xcc, 0x47, 0x3b, 0xfa, 0x4e, 0xea,
0xa8, 0x5e, 0xef, 0x2f, 0xab, 0x52, 0xba, 0x92, 0x16, 0xb2, 0xc4, 0x7c, 0x64, 0xa1, 0x14, 0xbe,
0x31, 0x6d, 0xbd, 0xbf, 0x35, 0x54, 0x5f, 0x75, 0x2d, 0xe9, 0x4a, 0x5a, 0x58, 0xc5, 0x7c, 0xac,
0x68, 0xdb, 0x87, 0x4c, 0x5b, 0xef, 0xaf, 0xd3, 0xb6, 0x25, 0x28, 0x4f, 0x57, 0xd2, 0x42, 0x47,
0xcc, 0x47, 0x07, 0xfd, 0xe0, 0x2b, 0xa8, 0x5e, 0xef, 0x2f, 0x31, 0x2d, 0xdf, 0xb1, 0x4a, 0x57,
0xd2, 0x42, 0xa2, 0x98, 0x8f, 0x44, 0xd4, 0xc4, 0x9f, 0xef, 0xf5, 0xfe, 0x7e, 0x55, 0x4a, 0x57,
0xd2, 0xc2, 0x2f, 0x31, 0x1f, 0xbf, 0x90, 0xa6, 0x24, 0xd5, 0xeb, 0xfd, 0x69, 0xa7, 0x45, 0xd5,
0xaa, 0xd3, 0x95, 0xb4, 0xa0, 0x2d, 0xe6, 0x43, 0x1b, 0x5d, 0xd0, 0x35, 0xbe, 0xd7, 0xfb, 0xdb,
0x9a, 0xa6, 0x2b, 0xa5, 0x00, 0xd3, 0x95, 0xb4, 0xb0, 0x55, 0xcc, 0xc7, 0x56, 0xa4, 0x6b, 0xb9,
0x06, 0xd5, 0xfb, 0xbb, 0x58, 0x1b, 0x55, 0xd8, 0xd2, 0x74, 0x25, 0x2d, 0x5c, 0x14, 0xf3, 0x71,
0x11, 0xa9, 0x70, 0x8c, 0x69, 0xeb, 0xfd, 0x2d, 0x0b, 0x0b, 0x45, 0xba, 0x2c, 0x5d, 0x49, 0x0b,
0xcb, 0x04, 0xe6, 0x63, 0x19, 0x6a, 0xf1, 0x15, 0x7c, 0xaf, 0xf7, 0x77, 0xbd, 0x52, 0xba, 0x92,
0x16, 0xae, 0x8b, 0xf9, 0xb8, 0x8e, 0x50, 0x4d, 0xd3, 0xb4, 0xf5, 0xfe, 0x3e, 0x55, 0x4a, 0x57,
0xd2, 0xc2, 0x27, 0x31, 0x1f, 0x9f, 0xd0, 0x44, 0xbe, 0xce, 0xf7, 0x7a, 0x7f, 0xad, 0x2b, 0xa5,
0x2b, 0x69, 0xa1, 0xb5, 0x98, 0x8f, 0xd6, 0xe8, 0x82, 0xdf, 0xa8, 0x5e, 0xef, 0xef, 0x6b, 0x2a,
0xa5, 0x2b, 0x69, 0xe1, 0x6b, 0xc4, 0x7c, 0x7c, 0x0d, 0xca, 0xa0, 0x46, 0x75, 0x7a, 0x7f, 0xea,
0xaa, 0x94, 0xae, 0xa4, 0x05, 0x75, 0x89, 0xf9, 0x50, 0x17, 0xda, 0xa6, 0x0a, 0xaa, 0xd3, 0xfb,
0xd3, 0xa1, 0x6d, 0x28, 0xb3, 0x2c, 0x5d, 0x49, 0x0b, 0x3a, 0x08, 0xd1, 0xdf, 0xb4, 0x84, 0x95,
0x4a, 0xa5, 0x74, 0x25, 0x2d, 0x4c, 0x8b, 0x98, 0x8f, 0x69, 0x41, 0x5d, 0xb9, 0x5a, 0x83, 0xea,
0xf5, 0x5c, 0x57, 0x71, 0x8c, 0x69, 0xeb, 0x4d, 0x3a, 0x7e, 0xd0, 0xe5, 0x81, 0xe0, 0x1b, 0x9b,
0x95, 0x36, 0xe9, 0x98, 0xd4, 0xe5, 0xeb, 0xf5, 0xd1, 0xbe, 0x0b, 0x92, 0x16, 0x5c, 0x3d, 0x00,
0x36, 0xc5, 0xaf, 0xa4, 0x17, 0x2e, 0xe3, 0x18, 0xd3, 0xd6, 0x53, 0x51, 0xa5, 0xd0, 0xf7, 0x39,
0x8e, 0xe9, 0xd2, 0x99, 0x2b, 0xd5, 0x53, 0x53, 0xa5, 0xb2, 0xef, 0x5d, 0x40, 0xaa, 0xb3, 0x38,
0xde, 0x05, 0x49, 0x0b, 0xa1, 0x07, 0xc0, 0xa6, 0x28, 0xee, 0x1a, 0x3c, 0xd9, 0x3d, 0x3d, 0x1d,
0x68, 0x72, 0x8c, 0x69, 0xeb, 0x7d, 0x86, 0xf8, 0x41, 0xaa, 0x4a, 0x19, 0xe8, 0x57, 0x4a, 0xef,
0x33, 0xc4, 0x0f, 0x52, 0x75, 0x01, 0xa9, 0xce, 0xe2, 0xed, 0xbb, 0x20, 0x69, 0x41, 0x07, 0x3d,
0x00, 0x36, 0x45, 0x68, 0xa7, 0x4a, 0xe4, 0x68, 0xc5, 0x0d,
}
// packet 1
{
conn := protocol7.Session{}
packet := protocol7.Packet{}
err := packet.Unpack(dumpVoteListAndPart1)
require.NoError(t, err)
conn.Ack = packet.Header.Ack
repack := packet.Pack(&conn)
fmt.Printf(" want: %x\n", dumpVoteListAndPart1)
fmt.Printf("repack: %x\n", repack)
require.Equal(t, dumpVoteListAndPart1, repack)
}
// packet 2
{
conn := protocol7.Session{}
packet := protocol7.Packet{}
err := packet.Unpack(dumpPart2)
require.NoError(t, err)
conn.Ack = packet.Header.Ack
repack := packet.Pack(&conn)
require.Equal(t, dumpPart2, repack)
}
// TODO: combine the snap parts together into one full snap
}

2
snapshot7/snapshot_test.go → snapshot7/simple_localhost_test.go
View file

@ -7,7 +7,7 @@ import (
"github.com/teeworlds-go/go-teeworlds-protocol/protocol7"
)
func TestRepackSnapshot(t *testing.T) {
func TestSmallVanillaServerSnapSingle(t *testing.T) {
// snapshot captured with tcpdump
// generated by a vanilla teeworlds 0.7.5 server
// used the go-teeworlds-protocol sample client to connect to the server