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peer_test.go
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package ggpo_test
import (
"bytes"
"math"
"testing"
"time"
"github.com/assemblaj/ggpo/internal/mocks"
"github.com/assemblaj/ggpo/internal/protocol"
"github.com/assemblaj/ggpo/transport"
"github.com/assemblaj/ggpo"
)
func slice2dEqual(a [][]byte, b [][]byte) bool {
if len(a) != len(b) {
return false
}
for i := 0; i < len(a); i++ {
if !bytes.Equal(a[i], b[i]) {
return false
}
}
return true
}
func TestP2PBackendAddPlayer(t *testing.T) {
connection := mocks.NewFakeConnection()
session := mocks.NewFakeSession()
localPort := 6000
remotePort := 6001
remoteIp := "127.2.1.1"
numPlayers := 2
inputSize := 4
p2p := ggpo.NewPeer(&session, localPort, numPlayers, inputSize)
p2p.InitializeConnection(&connection)
player1 := ggpo.NewLocalPlayer(20, 1)
var p1Handle ggpo.PlayerHandle
player2 := ggpo.NewRemotePlayer(20, 2, remoteIp, remotePort)
var p2Handle ggpo.PlayerHandle
err := p2p.AddPlayer(&player1, &p1Handle)
if err != nil {
t.Errorf("There was an error when adding player 1.")
}
err = p2p.AddPlayer(&player2, &p2Handle)
if err != nil {
t.Errorf("There was an error when adding player 2.")
}
}
func TestP2PBackendAddLocalInputError(t *testing.T) {
connection := mocks.NewFakeConnection()
session := mocks.NewFakeSession()
localPort := 6000
remotePort := 6001
remoteIp := "127.2.1.1"
numPlayers := 2
inputSize := 4
p2p := ggpo.NewPeer(&session, localPort, numPlayers, inputSize)
p2p.InitializeConnection(&connection)
player1 := ggpo.NewLocalPlayer(20, 1)
var p1Handle ggpo.PlayerHandle
player2 := ggpo.NewRemotePlayer(20, 2, remoteIp, remotePort)
var p2Handle ggpo.PlayerHandle
err := p2p.AddPlayer(&player1, &p1Handle)
if err != nil {
t.Errorf("There was an error when adding player 1.")
}
err = p2p.AddPlayer(&player2, &p2Handle)
if err != nil {
t.Errorf("There was an error when adding player 2.")
}
inputBytes := []byte{1, 2, 3, 4}
err = p2p.AddLocalInput(p1Handle, inputBytes, len(inputBytes))
if err == nil {
t.Errorf("There should be an error when attempting to add local input while still synchronizing")
}
}
func TestP2PBackendSyncInputError(t *testing.T) {
connection := mocks.NewFakeConnection()
session := mocks.NewFakeSession()
localPort := 6000
remotePort := 6001
remoteIp := "127.2.1.1"
numPlayers := 2
inputSize := 4
p2p := ggpo.NewPeer(&session, localPort, numPlayers, inputSize)
p2p.InitializeConnection(&connection)
player1 := ggpo.NewLocalPlayer(20, 1)
var p1Handle ggpo.PlayerHandle
player2 := ggpo.NewRemotePlayer(20, 2, remoteIp, remotePort)
var p2Handle ggpo.PlayerHandle
err := p2p.AddPlayer(&player1, &p1Handle)
if err != nil {
t.Errorf("There was an error when adding player 1.")
}
err = p2p.AddPlayer(&player2, &p2Handle)
if err != nil {
t.Errorf("There was an error when adding player 2.")
}
var disconnectFlags int
_, err = p2p.SyncInput(&disconnectFlags)
if err == nil {
t.Errorf("There should be an error when attempting to synchrinoze input while still synchronizing")
}
}
func TestP2PBackendIncrementFrame(t *testing.T) {
connection := mocks.NewFakeConnection()
session := mocks.NewFakeSession()
localPort := 6000
remotePort := 6001
remoteIp := "127.2.1.1"
numPlayers := 2
inputSize := 4
p2p := ggpo.NewPeer(&session, localPort, numPlayers, inputSize)
p2p.InitializeConnection(&connection)
player1 := ggpo.NewLocalPlayer(20, 1)
var p1Handle ggpo.PlayerHandle
player2 := ggpo.NewRemotePlayer(20, 2, remoteIp, remotePort)
var p2Handle ggpo.PlayerHandle
err := p2p.AddPlayer(&player1, &p1Handle)
if err != nil {
t.Errorf("There was an error when adding player 1.")
}
err = p2p.AddPlayer(&player2, &p2Handle)
if err != nil {
t.Errorf("There was an error when adding player 2.")
}
err = p2p.AdvanceFrame(ggpo.DefaultChecksum)
if err != nil {
t.Errorf("There was an error when incrementing the frame.")
}
}
func TestP2PBackendSynchronizeInputs(t *testing.T) {
session := mocks.NewFakeSession()
localPort := 6000
remotePort := 6001
remoteIp := "127.2.1.1"
numPlayers := 2
inputSize := 4
p2p := ggpo.NewPeer(&session, localPort, numPlayers, inputSize)
session2 := mocks.NewFakeSession()
p2p2 := ggpo.NewPeer(&session2, remotePort, numPlayers, inputSize)
connection := mocks.NewFakeP2PConnection(&p2p2, localPort, remoteIp)
connection2 := mocks.NewFakeP2PConnection(&p2p, remotePort, remoteIp)
p2p.InitializeConnection(&connection)
p2p2.InitializeConnection(&connection2)
player1 := ggpo.NewLocalPlayer(20, 1)
var p1Handle ggpo.PlayerHandle
player2 := ggpo.NewRemotePlayer(20, 2, remoteIp, remotePort)
var p2Handle ggpo.PlayerHandle
p2p.AddPlayer(&player1, &p1Handle)
p2p.AddPlayer(&player2, &p2Handle)
player1 = ggpo.NewRemotePlayer(20, 1, remoteIp, localPort)
player2 = ggpo.NewLocalPlayer(20, 2)
var p2handle1 ggpo.PlayerHandle
var p2handle2 ggpo.PlayerHandle
p2p2.AddPlayer(&player1, &p2handle1)
p2p2.AddPlayer(&player2, &p2handle2)
inputBytes := []byte{1, 2, 3, 4}
p2p.Idle(0)
p2p2.Idle(0)
err := p2p2.AddLocalInput(p2Handle, inputBytes, len(inputBytes))
if err != nil {
t.Errorf("The backends didn't synchronize")
}
var discconectFlags int
vals, err := p2p2.SyncInput(&discconectFlags)
if err != nil {
t.Errorf("Synchronize Input returned an error ")
}
want := inputBytes
got := vals[1]
if !bytes.Equal(want, got) {
t.Errorf("expected '%v' but got '%v'", want, got)
}
}
func TestP2PBackendCharacterizationAddLocalInput(t *testing.T) {
session := mocks.NewFakeSession()
localPort := 6000
remotePort := 6001
remoteIp := "127.2.1.1"
numPlayers := 2
inputSize := 4
p2p := ggpo.NewPeer(&session, localPort, numPlayers, inputSize)
session2 := mocks.NewFakeSession()
p2p2 := ggpo.NewPeer(&session2, remotePort, numPlayers, inputSize)
connection := mocks.NewFakeP2PConnection(&p2p2, localPort, remoteIp)
connection2 := mocks.NewFakeP2PConnection(&p2p, remotePort, remoteIp)
p2p.InitializeConnection(&connection)
p2p2.InitializeConnection(&connection2)
player1 := ggpo.NewLocalPlayer(20, 1)
var p1Handle ggpo.PlayerHandle
player2 := ggpo.NewRemotePlayer(20, 2, remoteIp, remotePort)
var p2Handle ggpo.PlayerHandle
p2p.AddPlayer(&player1, &p1Handle)
p2p.AddPlayer(&player2, &p2Handle)
player1 = ggpo.NewRemotePlayer(20, 1, remoteIp, localPort)
player2 = ggpo.NewLocalPlayer(20, 2)
var p2handle1 ggpo.PlayerHandle
var p2handle2 ggpo.PlayerHandle
p2p2.AddPlayer(&player1, &p2handle1)
p2p2.AddPlayer(&player2, &p2handle2)
inputBytes := []byte{1, 2, 3, 4}
p2p.Idle(0)
p2p2.Idle(0)
p2p2.AddLocalInput(p2Handle, inputBytes, len(inputBytes))
p2p2.Idle(0)
defer func() {
if r := recover(); r == nil {
t.Errorf("The code did not panic due to an InputQueue error")
}
}()
p2p2.AddLocalInput(p2Handle, inputBytes, len(inputBytes))
}
func TestP2PBackendPoll2PlayersDefault(t *testing.T) {
connection := mocks.NewFakeConnection()
session := mocks.NewFakeSession()
localPort := 6000
remotePort := 6001
remoteIp := "127.2.1.1"
numPlayers := 2
inputSize := 4
p2p := ggpo.NewPeer(&session, localPort, numPlayers, inputSize)
p2p.InitializeConnection(&connection)
player1 := ggpo.NewLocalPlayer(20, 1)
var p1Handle ggpo.PlayerHandle
player2 := ggpo.NewRemotePlayer(20, 2, remoteIp, remotePort)
var p2Handle ggpo.PlayerHandle
p2p.AddPlayer(&player1, &p1Handle)
p2p.AddPlayer(&player2, &p2Handle)
result := p2p.Poll2Players(0)
want := -1
got := result
if want != got {
t.Errorf("expected '%d' but got '%d'", want, got)
}
}
func TestP2PBackendPollNPlayersDefault(t *testing.T) {
connection := mocks.NewFakeConnection()
session := mocks.NewFakeSession()
localPort := 6000
remotePort := 6001
remoteIp := "127.2.1.1"
numPlayers := 3
inputSize := 4
p2p := ggpo.NewPeer(&session, localPort, numPlayers, inputSize)
p2p.InitializeConnection(&connection)
player1 := ggpo.NewLocalPlayer(20, 1)
var p1Handle ggpo.PlayerHandle
player2 := ggpo.NewRemotePlayer(20, 2, remoteIp, remotePort)
player3 := ggpo.NewRemotePlayer(20, 2, remoteIp, remotePort+1)
var p2Handle ggpo.PlayerHandle
var p3Handle ggpo.PlayerHandle
p2p.AddPlayer(&player1, &p1Handle)
p2p.AddPlayer(&player2, &p2Handle)
p2p.AddPlayer(&player3, &p3Handle)
result := p2p.PollNPlayers(0)
want := -1
got := result
if want != got {
t.Errorf("expected '%d' but got '%d'", want, got)
}
}
func TestP2PBackendAddLocalInputMultiple(t *testing.T) {
session := mocks.NewFakeSession()
localPort := 6000
remotePort := 6001
remoteIp := "127.2.1.1"
numPlayers := 2
inputSize := 4
p2p := ggpo.NewPeer(&session, localPort, numPlayers, inputSize)
session2 := mocks.NewFakeSession()
p2p2 := ggpo.NewPeer(&session2, remotePort, numPlayers, inputSize)
connection := mocks.NewFakeP2PConnection(&p2p2, localPort, remoteIp)
connection2 := mocks.NewFakeP2PConnection(&p2p, remotePort, remoteIp)
p2p.InitializeConnection(&connection)
p2p2.InitializeConnection(&connection2)
player1 := ggpo.NewLocalPlayer(20, 1)
var p1Handle ggpo.PlayerHandle
player2 := ggpo.NewRemotePlayer(20, 2, remoteIp, remotePort)
var p2Handle ggpo.PlayerHandle
p2p.AddPlayer(&player1, &p1Handle)
p2p.AddPlayer(&player2, &p2Handle)
player1 = ggpo.NewRemotePlayer(20, 1, remoteIp, localPort)
player2 = ggpo.NewLocalPlayer(20, 2)
var p2handle1 ggpo.PlayerHandle
var p2handle2 ggpo.PlayerHandle
p2p2.AddPlayer(&player1, &p2handle1)
p2p2.AddPlayer(&player2, &p2handle2)
cycles := 20
inputBytes := []byte{1, 2, 3, 4}
for i := 0; i < cycles; i++ {
p2p2.Idle(0)
p2p2.AdvanceFrame(ggpo.DefaultChecksum)
p2p2.AddLocalInput(p2handle2, inputBytes, len(inputBytes))
}
var discconectFlags int
values, err := p2p2.SyncInput(&discconectFlags)
if err != nil {
t.Errorf("Got an error when synchronizing input.")
}
want := inputBytes
got := values[1]
if !bytes.Equal(want, got) {
t.Errorf("expected '%v' but got '%v'", want, got)
}
}
func TestP2PBackendSynchronize(t *testing.T) {
session := mocks.NewFakeSession()
localPort := 6000
remotePort := 6001
remoteIp := "127.2.1.1"
numPlayers := 2
inputSize := 4
p2p := ggpo.NewPeer(&session, localPort, numPlayers, inputSize)
session2 := mocks.NewFakeSession()
p2p2 := ggpo.NewPeer(&session2, remotePort, numPlayers, inputSize)
connection := mocks.NewFakeP2PConnection(&p2p2, localPort, remoteIp)
connection2 := mocks.NewFakeP2PConnection(&p2p, remotePort, remoteIp)
p2p.InitializeConnection(&connection)
p2p2.InitializeConnection(&connection2)
player1 := ggpo.NewLocalPlayer(20, 1)
var p1Handle ggpo.PlayerHandle
player2 := ggpo.NewRemotePlayer(20, 2, remoteIp, remotePort)
var p2Handle ggpo.PlayerHandle
p2p.AddPlayer(&player1, &p1Handle)
p2p.AddPlayer(&player2, &p2Handle)
player1 = ggpo.NewRemotePlayer(20, 1, remoteIp, localPort)
player2 = ggpo.NewLocalPlayer(20, 2)
var p2handle1 ggpo.PlayerHandle
var p2handle2 ggpo.PlayerHandle
p2p2.AddPlayer(&player1, &p2handle1)
p2p2.AddPlayer(&player2, &p2handle2)
inputBytes := []byte{1, 2, 3, 4}
p2p.Idle(0)
p2p2.Idle(0)
err := p2p2.AddLocalInput(p2Handle, inputBytes, len(inputBytes))
if err != nil {
t.Errorf("The backends didn't synchronize")
}
}
func TestP2PBackendFullSession(t *testing.T) {
session := mocks.NewFakeSession()
localPort := 6000
remotePort := 6001
remoteIp := "127.2.1.1"
numPlayers := 2
inputSize := 4
p2p := ggpo.NewPeer(&session, localPort, numPlayers, inputSize)
session2 := mocks.NewFakeSession()
p2p2 := ggpo.NewPeer(&session2, remotePort, numPlayers, inputSize)
connection := mocks.NewFakeP2PConnection(&p2p2, localPort, remoteIp)
connection2 := mocks.NewFakeP2PConnection(&p2p, remotePort, remoteIp)
p2p.InitializeConnection(&connection)
p2p2.InitializeConnection(&connection2)
player1 := ggpo.NewLocalPlayer(20, 1)
var p1Handle ggpo.PlayerHandle
player2 := ggpo.NewRemotePlayer(20, 2, remoteIp, remotePort)
var p2Handle ggpo.PlayerHandle
p2p.AddPlayer(&player1, &p1Handle)
p2p.AddPlayer(&player2, &p2Handle)
player1 = ggpo.NewRemotePlayer(20, 1, remoteIp, localPort)
player2 = ggpo.NewLocalPlayer(20, 2)
var p2handle1 ggpo.PlayerHandle
var p2handle2 ggpo.PlayerHandle
p2p2.AddPlayer(&player1, &p2handle1)
p2p2.AddPlayer(&player2, &p2handle2)
inputBytes := []byte{1, 2, 3, 4}
advance := func() int64 {
return time.Now().Add(time.Millisecond * 2000).UnixMilli()
}
for i := 0; i < protocol.NumSyncPackets; i++ {
p2p.Idle(0, advance)
p2p2.Idle(0, advance)
}
for i := 0; i < 20; i++ {
p2p2.Idle(0)
err := p2p2.AddLocalInput(p2Handle, inputBytes, len(inputBytes))
if err != nil {
t.Errorf(" Error when adding local input to p2, %s", err)
}
p2p2.AdvanceFrame(ggpo.DefaultChecksum)
p2p.Idle(0)
err = p2p.AddLocalInput(p1Handle, inputBytes, len(inputBytes))
if err != nil {
t.Errorf("Error when adding local input to p1, %s", err)
}
p2p.AdvanceFrame(ggpo.DefaultChecksum)
}
var disconnectFlags int
vals, err := p2p.SyncInput(&disconnectFlags)
if err != nil {
t.Errorf("Error when synchronizing input on p1, %s", err)
}
vals2, err2 := p2p2.SyncInput(&disconnectFlags)
if err != nil {
t.Errorf("Error when synchronizing input on p2, %s", err2)
}
if len(vals) != len(vals2) {
t.Errorf("Error, lengths of synchronized input not equal.")
}
for i := 0; i < len(vals); i++ {
if !bytes.Equal(vals[i], vals2[i]) {
t.Errorf("Error, Expected synchronized input to be the same, input %d for p1 is %v, p2 %v",
i+1, vals[i], vals[2])
}
}
err = p2p2.DisconnectPlayer(p2handle1)
if err != nil {
t.Errorf("Disconnecting player caused error %s ", err)
}
err = p2p2.DisconnectPlayer(p2handle2)
if err != nil {
t.Errorf("Disconnecting player caused error %s ", err)
}
err = p2p.DisconnectPlayer(p1Handle)
if err != nil {
t.Errorf("Disconnecting player caused error %s ", err)
}
}
func TestP2PBackendDisconnectPlayerLocal(t *testing.T) {
session := mocks.NewFakeSession()
localPort := 6000
remotePort := 6001
remoteIp := "127.2.1.1"
numPlayers := 2
inputSize := 4
p2p := ggpo.NewPeer(&session, localPort, numPlayers, inputSize)
session2 := mocks.NewFakeSession()
p2p2 := ggpo.NewPeer(&session2, remotePort, numPlayers, inputSize)
connection := mocks.NewFakeP2PConnection(&p2p2, localPort, remoteIp)
connection2 := mocks.NewFakeP2PConnection(&p2p, remotePort, remoteIp)
p2p.InitializeConnection(&connection)
p2p2.InitializeConnection(&connection2)
player1 := ggpo.NewLocalPlayer(20, 1)
var p1Handle ggpo.PlayerHandle
player2 := ggpo.NewRemotePlayer(20, 2, remoteIp, remotePort)
var p2Handle ggpo.PlayerHandle
p2p.AddPlayer(&player1, &p1Handle)
p2p.AddPlayer(&player2, &p2Handle)
player1 = ggpo.NewRemotePlayer(20, 1, remoteIp, localPort)
player2 = ggpo.NewLocalPlayer(20, 2)
var p2handle1 ggpo.PlayerHandle
var p2handle2 ggpo.PlayerHandle
p2p2.AddPlayer(&player1, &p2handle1)
p2p2.AddPlayer(&player2, &p2handle2)
err := p2p2.DisconnectPlayer(p2handle2)
if err != nil {
t.Errorf("Had an error trying to disconnect the local player.")
}
}
func TestP2PBackendDisconnectPlayerRemoteCharacterization(t *testing.T) {
session := mocks.NewFakeSession()
localPort := 6000
remotePort := 6001
remoteIp := "127.2.1.1"
numPlayers := 2
inputSize := 4
p2p := ggpo.NewPeer(&session, localPort, numPlayers, inputSize)
session2 := mocks.NewFakeSession()
p2p2 := ggpo.NewPeer(&session2, remotePort, numPlayers, inputSize)
connection := mocks.NewFakeP2PConnection(&p2p2, localPort, remoteIp)
connection2 := mocks.NewFakeP2PConnection(&p2p, remotePort, remoteIp)
p2p.InitializeConnection(&connection)
p2p2.InitializeConnection(&connection2)
player1 := ggpo.NewLocalPlayer(20, 1)
var p1Handle ggpo.PlayerHandle
player2 := ggpo.NewRemotePlayer(20, 2, remoteIp, remotePort)
var p2Handle ggpo.PlayerHandle
p2p.AddPlayer(&player1, &p1Handle)
p2p.AddPlayer(&player2, &p2Handle)
player1 = ggpo.NewRemotePlayer(20, 1, remoteIp, localPort)
player2 = ggpo.NewLocalPlayer(20, 2)
var p2handle1 ggpo.PlayerHandle
var p2handle2 ggpo.PlayerHandle
p2p2.AddPlayer(&player1, &p2handle1)
p2p2.AddPlayer(&player2, &p2handle2)
defer func() {
if r := recover(); r == nil {
t.Errorf("The code did not panic due attempting to load frames when none had been saved.")
}
}()
p2p2.DisconnectPlayer(p2handle1)
}
func TestP2PBackendDisconnectPlayerError(t *testing.T) {
session := mocks.NewFakeSession()
localPort := 6000
numPlayers := 2
inputSize := 4
p2p := ggpo.NewPeer(&session, localPort, numPlayers, inputSize)
connection := mocks.NewFakeConnection()
p2p.InitializeConnection(&connection)
err := p2p.DisconnectPlayer(ggpo.PlayerHandle(8))
if err == nil {
t.Errorf("The code should have created an error when passing an invalid player handle into DisconnectPlayer")
}
}
func TestP2PBackendMockSynchronize(t *testing.T) {
session := mocks.NewFakeSession()
localPort := 6000
remotePort := 6001
remoteIp := "127.2.1.1"
numPlayers := 2
inputSize := 4
p2p := ggpo.NewPeer(&session, localPort, numPlayers, inputSize)
session2 := mocks.NewFakeSession()
p2p2 := ggpo.NewPeer(&session2, remotePort, numPlayers, inputSize)
connection := mocks.NewFakeP2PConnection(&p2p2, localPort, remoteIp)
connection2 := mocks.NewFakeP2PConnection(&p2p, remotePort, remoteIp)
p2p.InitializeConnection(&connection)
p2p2.InitializeConnection(&connection2)
player1 := ggpo.NewLocalPlayer(20, 1)
var p1Handle ggpo.PlayerHandle
player2 := ggpo.NewRemotePlayer(20, 2, remoteIp, remotePort)
var p2Handle ggpo.PlayerHandle
p2p.AddPlayer(&player1, &p1Handle)
p2p.AddPlayer(&player2, &p2Handle)
player1 = ggpo.NewRemotePlayer(20, 1, remoteIp, localPort)
player2 = ggpo.NewLocalPlayer(20, 2)
var p2handle1 ggpo.PlayerHandle
var p2handle2 ggpo.PlayerHandle
p2p2.AddPlayer(&player1, &p2handle1)
p2p2.AddPlayer(&player2, &p2handle2)
advance := func() int64 {
return time.Now().Add(time.Millisecond * 2000).UnixMilli()
}
var err1, err2 error
for i := 0; i < protocol.NumSyncPackets; i++ {
var disconnectFlags int
p2p.Idle(0, advance)
p2p2.Idle(0, advance)
_, err1 = p2p.SyncInput(&disconnectFlags)
if err1 != nil {
continue
}
_, err2 = p2p2.SyncInput(&disconnectFlags)
if err2 != nil {
continue
}
if err2 == nil && err1 == nil {
break
}
}
if err1 != nil {
t.Errorf("The players (specifically p1) did not synchronize during the sync period.")
}
if err2 != nil {
t.Errorf("The players (specifically p2) did not synchronize during the sync period")
}
}
func TestP2PBackendMoockInputExchangeCharacterization(t *testing.T) {
session := mocks.NewFakeSession()
localPort := 6000
remotePort := 6001
remoteIp := "127.2.1.1"
numPlayers := 2
inputSize := 4
p2p := ggpo.NewPeer(&session, localPort, numPlayers, inputSize)
session2 := mocks.NewFakeSession()
p2p2 := ggpo.NewPeer(&session2, remotePort, numPlayers, inputSize)
connection := mocks.NewFakeP2PConnection(&p2p2, localPort, remoteIp)
connection2 := mocks.NewFakeP2PConnection(&p2p, remotePort, remoteIp)
p2p.InitializeConnection(&connection)
p2p2.InitializeConnection(&connection2)
player1 := ggpo.NewLocalPlayer(20, 1)
var p1Handle ggpo.PlayerHandle
player2 := ggpo.NewRemotePlayer(20, 2, remoteIp, remotePort)
var p2Handle ggpo.PlayerHandle
p2p.AddPlayer(&player1, &p1Handle)
p2p.AddPlayer(&player2, &p2Handle)
player1 = ggpo.NewRemotePlayer(20, 1, remoteIp, localPort)
player2 = ggpo.NewLocalPlayer(20, 2)
var p2handle1 ggpo.PlayerHandle
var p2handle2 ggpo.PlayerHandle
p2p2.AddPlayer(&player1, &p2handle1)
p2p2.AddPlayer(&player2, &p2handle2)
advance := func() int64 {
return time.Now().Add(time.Millisecond * 2000).UnixMilli()
}
for i := 0; i < protocol.NumSyncPackets; i++ {
p2p.Idle(0, advance)
p2p2.Idle(0, advance)
}
input1 := []byte{1, 2, 3, 4}
input2 := []byte{5, 6, 7, 8}
defer func() {
if r := recover(); r == nil {
t.Errorf("The code did not panic.")
}
}()
for i := 0; i < 8; i++ {
p2p.Idle(0, advance)
p2p2.Idle(0, advance)
p2p.AddLocalInput(p1Handle, input1, 4)
p2p2.AddLocalInput(p2handle2, input2, 4)
var disconnectFlags int
p2p2.SyncInput(&disconnectFlags)
p2p.SyncInput(&disconnectFlags)
p2p.AdvanceFrame(ggpo.DefaultChecksum)
p2p2.AdvanceFrame(ggpo.DefaultChecksum)
}
}
func TestP2PBackendMoockInputExchange(t *testing.T) {
session := mocks.NewFakeSession()
localPort := 6000
remotePort := 6001
remoteIp := "127.2.1.1"
numPlayers := 2
inputSize := 4
p2p := ggpo.NewPeer(&session, localPort, numPlayers, inputSize)
session2 := mocks.NewFakeSession()
p2p2 := ggpo.NewPeer(&session2, remotePort, numPlayers, inputSize)
connection := mocks.NewFakeP2PConnection(&p2p2, localPort, remoteIp)
connection2 := mocks.NewFakeP2PConnection(&p2p, remotePort, remoteIp)
p2p.InitializeConnection(&connection)
p2p2.InitializeConnection(&connection2)
player1 := ggpo.NewLocalPlayer(20, 1)
var p1Handle ggpo.PlayerHandle
player2 := ggpo.NewRemotePlayer(20, 2, remoteIp, remotePort)
var p2Handle ggpo.PlayerHandle
p2p.AddPlayer(&player1, &p1Handle)
p2p.AddPlayer(&player2, &p2Handle)
player1 = ggpo.NewRemotePlayer(20, 1, remoteIp, localPort)
player2 = ggpo.NewLocalPlayer(20, 2)
var p2handle1 ggpo.PlayerHandle
var p2handle2 ggpo.PlayerHandle
p2p2.AddPlayer(&player1, &p2handle1)
p2p2.AddPlayer(&player2, &p2handle2)
advance := func() int64 {
return time.Now().Add(time.Millisecond * 2000).UnixMilli()
}
for i := 0; i < protocol.NumSyncPackets; i++ {
p2p.Idle(0, advance)
p2p2.Idle(0, advance)
}
input1 := []byte{1, 2, 3, 4}
input2 := []byte{5, 6, 7, 8}
for i := 0; i < 8; i++ {
p2p.Idle(0, advance)
p2p2.Idle(0, advance)
p2p.AddLocalInput(p1Handle, input1, 4)
p2p2.AddLocalInput(p2handle2, input2, 4)
p2p.AdvanceFrame(ggpo.DefaultChecksum)
p2p2.AdvanceFrame(ggpo.DefaultChecksum)
}
var disconnectFlags int
vals, _ := p2p2.SyncInput(&disconnectFlags)
vals2, _ := p2p.SyncInput(&disconnectFlags)
if len(vals) != len(vals2) {
t.Errorf("Inputs should be synchronized between the 2 inputs")
}
for i := 0; i < len(vals2); i++ {
if !bytes.Equal(vals2[i], vals[i]) {
t.Errorf("Expected %v and %v to be equal", vals2[i], vals[i])
}
}
}
func TestP2PBackendMoockInputExchangeWithTimeout(t *testing.T) {
session := mocks.NewFakeSession()
localPort := 6000
remotePort := 6001
remoteIp := "127.2.1.1"
numPlayers := 2
inputSize := 4
p2p := ggpo.NewPeer(&session, localPort, numPlayers, inputSize)
session2 := mocks.NewFakeSession()
p2p2 := ggpo.NewPeer(&session2, remotePort, numPlayers, inputSize)
connection := mocks.NewFakeP2PConnection(&p2p2, localPort, remoteIp)
connection2 := mocks.NewFakeP2PConnection(&p2p, remotePort, remoteIp)
p2p.InitializeConnection(&connection)
p2p2.InitializeConnection(&connection2)
player1 := ggpo.NewLocalPlayer(20, 1)
var p1Handle ggpo.PlayerHandle
player2 := ggpo.NewRemotePlayer(20, 2, remoteIp, remotePort)
var p2Handle ggpo.PlayerHandle
p2p.AddPlayer(&player1, &p1Handle)
p2p.AddPlayer(&player2, &p2Handle)
player1 = ggpo.NewRemotePlayer(20, 1, remoteIp, localPort)
player2 = ggpo.NewLocalPlayer(20, 2)
var p2handle1 ggpo.PlayerHandle
var p2handle2 ggpo.PlayerHandle
p2p2.AddPlayer(&player1, &p2handle1)
p2p2.AddPlayer(&player2, &p2handle2)
advance := func() int64 {
return time.Now().Add(time.Millisecond * 2000).UnixMilli()
}
for i := 0; i < protocol.NumSyncPackets; i++ {
p2p.Idle(0, advance)
p2p2.Idle(0, advance)
}
input1 := []byte{1, 2, 3, 4}
input2 := []byte{5, 6, 7, 8}
doPollTimeOuts := 90
for i := 0; i < 8; i++ {
p2p.Idle(doPollTimeOuts, advance)
p2p2.Idle(doPollTimeOuts, advance)
p2p.AddLocalInput(p1Handle, input1, 4)
p2p2.AddLocalInput(p2handle2, input2, 4)
p2p.AdvanceFrame(ggpo.DefaultChecksum)
p2p2.AdvanceFrame(ggpo.DefaultChecksum)
}
var disconnectFlags int
vals, _ := p2p2.SyncInput(&disconnectFlags)
vals2, _ := p2p.SyncInput(&disconnectFlags)
if len(vals) != len(vals2) {
t.Errorf("Inputs should be synchronized between the 2 inputs")
}
for i := 0; i < len(vals2); i++ {
if !bytes.Equal(vals2[i], vals[i]) {
t.Errorf("Expected %v and %v to be equal", vals2[i], vals[i])
}
}
}
func TestP2PBackendMoockInputExchangePol2Players(t *testing.T) {
session := mocks.NewFakeSession()
localPort := 6000
remotePort := 6001
remoteIp := "127.2.1.1"
numPlayers := 2
inputSize := 4
p2p := ggpo.NewPeer(&session, localPort, numPlayers, inputSize)
session2 := mocks.NewFakeSession()
p2p2 := ggpo.NewPeer(&session2, remotePort, numPlayers, inputSize)
connection := mocks.NewFakeP2PConnection(&p2p2, localPort, remoteIp)
connection2 := mocks.NewFakeP2PConnection(&p2p, remotePort, remoteIp)
p2p.InitializeConnection(&connection)
p2p2.InitializeConnection(&connection2)
player1 := ggpo.NewLocalPlayer(20, 1)
var p1Handle ggpo.PlayerHandle
player2 := ggpo.NewRemotePlayer(20, 2, remoteIp, remotePort)
var p2Handle ggpo.PlayerHandle
p2p.AddPlayer(&player1, &p1Handle)
p2p.AddPlayer(&player2, &p2Handle)
player1 = ggpo.NewRemotePlayer(20, 1, remoteIp, localPort)
player2 = ggpo.NewLocalPlayer(20, 2)
var p2handle1 ggpo.PlayerHandle
var p2handle2 ggpo.PlayerHandle
p2p2.AddPlayer(&player1, &p2handle1)
p2p2.AddPlayer(&player2, &p2handle2)
advance := func() int64 {
return time.Now().Add(time.Millisecond * 2000).UnixMilli()
}
for i := 0; i < protocol.NumSyncPackets; i++ {
p2p.Idle(0, advance)
p2p2.Idle(0, advance)
}
input1 := []byte{1, 2, 3, 4}
input2 := []byte{5, 6, 7, 8}
doPollTimeOuts := 90
for i := 0; i < 8; i++ {
p2p.Idle(doPollTimeOuts, advance)
p2p2.Idle(doPollTimeOuts, advance)
p2p.AddLocalInput(p1Handle, input1, 4)
p2p2.AddLocalInput(p2handle2, input2, 4)
p2p.AdvanceFrame(ggpo.DefaultChecksum)
p2p2.AdvanceFrame(ggpo.DefaultChecksum)
}
want := 7
got := p2p2.Poll2Players(8)
if want != got {
t.Errorf("wanted %d got %d t", want, got)
}
got = p2p.Poll2Players(8)
if want != got {
t.Errorf("wanted %d got %d ", want, got)
}
}
func TestP2PBackendMoockInputDelay(t *testing.T) {
session := mocks.NewFakeSession()
localPort := 6000
remotePort := 6001
remoteIp := "127.2.1.1"
numPlayers := 2
inputSize := 4
p2p := ggpo.NewPeer(&session, localPort, numPlayers, inputSize)
session2 := mocks.NewFakeSession()
p2p2 := ggpo.NewPeer(&session2, remotePort, numPlayers, inputSize)
connection := mocks.NewFakeP2PConnection(&p2p2, localPort, remoteIp)
connection2 := mocks.NewFakeP2PConnection(&p2p, remotePort, remoteIp)
p2p.InitializeConnection(&connection)
p2p2.InitializeConnection(&connection2)
player1 := ggpo.NewLocalPlayer(20, 1)
var p1Handle ggpo.PlayerHandle
player2 := ggpo.NewRemotePlayer(20, 2, remoteIp, remotePort)
var p2Handle ggpo.PlayerHandle
p2p.AddPlayer(&player1, &p1Handle)
p2p.AddPlayer(&player2, &p2Handle)
player1 = ggpo.NewRemotePlayer(20, 1, remoteIp, localPort)
player2 = ggpo.NewLocalPlayer(20, 2)
var p2handle1 ggpo.PlayerHandle
var p2handle2 ggpo.PlayerHandle
p2p2.AddPlayer(&player1, &p2handle1)
p2p2.AddPlayer(&player2, &p2handle2)
advance := func() int64 {
return time.Now().Add(time.Millisecond * 2000).UnixMilli()
}
for i := 0; i < protocol.NumSyncPackets; i++ {
p2p.Idle(0, advance)
p2p2.Idle(0, advance)
}
p2p.SetFrameDelay(p1Handle, 2)
p2p2.SetFrameDelay(p2handle2, 2)
/*
p2p.SetDisconnectTimeout(3000)
p2p.SetDisconnectNotifyStart(1000)
p2p2.SetDisconnectTimeout(3000)
p2p2.SetDisconnectNotifyStart(1000) */
input1 := []byte{1, 2, 3, 4}
input2 := []byte{5, 6, 7, 8}
doPollTimeOuts := 90
iterations := 6
for i := 0; i < iterations; i++ {
p2p.Idle(doPollTimeOuts, advance)
p2p2.Idle(doPollTimeOuts, advance)
p2p.AddLocalInput(p1Handle, input1, 4)
p2p2.AddLocalInput(p2handle2, input2, 4)
p2p.AdvanceFrame(ggpo.DefaultChecksum)
p2p2.AdvanceFrame(ggpo.DefaultChecksum)
}
got := p2p.Poll2Players(iterations)
want := iterations + 1
if want != got {
t.Errorf("wanted %d got %d ", want, got)
}
}
func TestP2PBackendMoockDisconnectTimeoutCharacterization(t *testing.T) {
session := mocks.NewFakeSession()
localPort := 6000
remotePort := 6001
remoteIp := "127.2.1.1"
numPlayers := 2
inputSize := 4
p2p := ggpo.NewPeer(&session, localPort, numPlayers, inputSize)
session2 := mocks.NewFakeSession()
p2p2 := ggpo.NewPeer(&session2, remotePort, numPlayers, inputSize)
connection := mocks.NewFakeP2PConnection(&p2p2, localPort, remoteIp)
connection2 := mocks.NewFakeP2PConnection(&p2p, remotePort, remoteIp)
p2p.InitializeConnection(&connection)
p2p2.InitializeConnection(&connection2)
player1 := ggpo.NewLocalPlayer(20, 1)
var p1Handle ggpo.PlayerHandle
player2 := ggpo.NewRemotePlayer(20, 2, remoteIp, remotePort)
var p2Handle ggpo.PlayerHandle
p2p.AddPlayer(&player1, &p1Handle)
p2p.AddPlayer(&player2, &p2Handle)
player1 = ggpo.NewRemotePlayer(20, 1, remoteIp, localPort)
player2 = ggpo.NewLocalPlayer(20, 2)
var p2handle1 ggpo.PlayerHandle
var p2handle2 ggpo.PlayerHandle
p2p2.AddPlayer(&player1, &p2handle1)
p2p2.AddPlayer(&player2, &p2handle2)
advance := func() int64 {
return time.Now().Add(time.Millisecond * 2000).UnixMilli()
}
for i := 0; i < protocol.NumSyncPackets; i++ {
p2p.Idle(0, advance)
p2p2.Idle(0, advance)
}
timeout := func() int64 {
return time.Now().Add(time.Millisecond * 3000).UnixMilli()
}
p2p.SetDisconnectTimeout(3000)
// p2p.SetDisconnectNotifyStart(1000)
p2p2.SetDisconnectTimeout(3000)
// p2p2.SetDisconnectNotifyStart(1000) */
doPollTimeOuts := 90
iterations := 6
defer func() {
if r := recover(); r == nil {
t.Errorf("The code did not panic.")
}
}()
for i := 0; i < iterations; i++ {
p2p.Idle(doPollTimeOuts, timeout)
p2p2.Idle(doPollTimeOuts, timeout)
//p2p.AddLocalInput(p1Handle, input1, 4)
//p2p2.AddLocalInput(p2handle2, input2, 4)
//p2p.AdvanceFrame(ggpo.DefaultChecksum)
//p2p2.AdvanceFrame(ggpo.DefaultChecksum)
}
}
func TestP2PBackendMoockDisconnectTimeoutCharacterization2(t *testing.T) {
session := mocks.NewFakeSession()
localPort := 6000
remotePort := 6001
remoteIp := "127.2.1.1"
numPlayers := 2
inputSize := 4
p2p := ggpo.NewPeer(&session, localPort, numPlayers, inputSize)