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@ -36,175 +36,171 @@ func TestRecvDataFromRemote(t *testing.T) {
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for seshType, seshConfig := range seshConfigs {
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seshConfig := seshConfig
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t.Run(seshType, func(t *testing.T) {
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for methodName, method := range encryptionMethods {
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method := method
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t.Run(methodName, func(t *testing.T) {
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var err error
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seshConfig.Obfuscator, err = MakeObfuscator(method, sessionKey)
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if err != nil {
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t.Fatalf("failed to make obfuscator: %v", err)
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}
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t.Run("initial frame", func(t *testing.T) {
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sesh := MakeSession(0, seshConfig)
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obfsBuf := make([]byte, obfsBufLen)
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f := Frame{
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1,
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0,
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0,
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make([]byte, testPayloadLen),
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}
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rand.Read(f.Payload)
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n, err := sesh.obfuscate(&f, obfsBuf, 0)
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assert.NoError(t, err)
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err = sesh.recvDataFromRemote(obfsBuf[:n])
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assert.NoError(t, err)
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stream, err := sesh.Accept()
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assert.NoError(t, err)
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resultPayload := make([]byte, testPayloadLen)
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_, err = stream.Read(resultPayload)
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assert.NoError(t, err)
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assert.EqualValues(t, f.Payload, resultPayload)
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})
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var err error
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seshConfig.Obfuscator, err = MakeObfuscator(EncryptionMethodPlain, sessionKey)
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if err != nil {
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t.Fatalf("failed to make obfuscator: %v", err)
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}
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t.Run("initial frame", func(t *testing.T) {
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sesh := MakeSession(0, seshConfig)
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obfsBuf := make([]byte, obfsBufLen)
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f := Frame{
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1,
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0,
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0,
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make([]byte, testPayloadLen),
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}
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rand.Read(f.Payload)
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n, err := sesh.obfuscate(&f, obfsBuf, 0)
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assert.NoError(t, err)
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err = sesh.recvDataFromRemote(obfsBuf[:n])
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assert.NoError(t, err)
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stream, err := sesh.Accept()
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assert.NoError(t, err)
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resultPayload := make([]byte, testPayloadLen)
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_, err = stream.Read(resultPayload)
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assert.NoError(t, err)
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assert.EqualValues(t, f.Payload, resultPayload)
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})
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t.Run("two frames in order", func(t *testing.T) {
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sesh := MakeSession(0, seshConfig)
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obfsBuf := make([]byte, obfsBufLen)
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f := Frame{
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1,
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0,
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0,
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make([]byte, testPayloadLen),
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}
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rand.Read(f.Payload)
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n, err := sesh.obfuscate(&f, obfsBuf, 0)
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assert.NoError(t, err)
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err = sesh.recvDataFromRemote(obfsBuf[:n])
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assert.NoError(t, err)
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stream, err := sesh.Accept()
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assert.NoError(t, err)
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resultPayload := make([]byte, testPayloadLen)
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_, err = io.ReadFull(stream, resultPayload)
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assert.NoError(t, err)
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assert.EqualValues(t, f.Payload, resultPayload)
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f.Seq += 1
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rand.Read(f.Payload)
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n, err = sesh.obfuscate(&f, obfsBuf, 0)
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assert.NoError(t, err)
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err = sesh.recvDataFromRemote(obfsBuf[:n])
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assert.NoError(t, err)
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_, err = io.ReadFull(stream, resultPayload)
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assert.NoError(t, err)
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assert.EqualValues(t, f.Payload, resultPayload)
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})
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t.Run("two frames in order", func(t *testing.T) {
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sesh := MakeSession(0, seshConfig)
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obfsBuf := make([]byte, obfsBufLen)
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f := Frame{
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1,
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0,
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0,
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make([]byte, testPayloadLen),
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}
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rand.Read(f.Payload)
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n, err := sesh.obfuscate(&f, obfsBuf, 0)
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assert.NoError(t, err)
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err = sesh.recvDataFromRemote(obfsBuf[:n])
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assert.NoError(t, err)
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stream, err := sesh.Accept()
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assert.NoError(t, err)
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resultPayload := make([]byte, testPayloadLen)
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_, err = io.ReadFull(stream, resultPayload)
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assert.NoError(t, err)
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assert.EqualValues(t, f.Payload, resultPayload)
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f.Seq += 1
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rand.Read(f.Payload)
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n, err = sesh.obfuscate(&f, obfsBuf, 0)
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assert.NoError(t, err)
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err = sesh.recvDataFromRemote(obfsBuf[:n])
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assert.NoError(t, err)
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_, err = io.ReadFull(stream, resultPayload)
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assert.NoError(t, err)
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assert.EqualValues(t, f.Payload, resultPayload)
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})
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t.Run("two frames in order", func(t *testing.T) {
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sesh := MakeSession(0, seshConfig)
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obfsBuf := make([]byte, obfsBufLen)
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f := Frame{
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1,
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0,
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0,
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make([]byte, testPayloadLen),
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}
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rand.Read(f.Payload)
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n, err := sesh.obfuscate(&f, obfsBuf, 0)
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assert.NoError(t, err)
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err = sesh.recvDataFromRemote(obfsBuf[:n])
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assert.NoError(t, err)
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stream, err := sesh.Accept()
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assert.NoError(t, err)
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resultPayload := make([]byte, testPayloadLen)
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_, err = io.ReadFull(stream, resultPayload)
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assert.NoError(t, err)
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assert.EqualValues(t, f.Payload, resultPayload)
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f.Seq += 1
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rand.Read(f.Payload)
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n, err = sesh.obfuscate(&f, obfsBuf, 0)
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assert.NoError(t, err)
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err = sesh.recvDataFromRemote(obfsBuf[:n])
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assert.NoError(t, err)
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_, err = io.ReadFull(stream, resultPayload)
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assert.NoError(t, err)
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assert.EqualValues(t, f.Payload, resultPayload)
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})
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t.Run("two frames in order", func(t *testing.T) {
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sesh := MakeSession(0, seshConfig)
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obfsBuf := make([]byte, obfsBufLen)
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f := Frame{
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1,
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0,
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0,
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make([]byte, testPayloadLen),
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}
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rand.Read(f.Payload)
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n, err := sesh.obfuscate(&f, obfsBuf, 0)
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assert.NoError(t, err)
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err = sesh.recvDataFromRemote(obfsBuf[:n])
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assert.NoError(t, err)
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stream, err := sesh.Accept()
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assert.NoError(t, err)
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resultPayload := make([]byte, testPayloadLen)
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_, err = io.ReadFull(stream, resultPayload)
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assert.NoError(t, err)
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assert.EqualValues(t, f.Payload, resultPayload)
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f.Seq += 1
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rand.Read(f.Payload)
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n, err = sesh.obfuscate(&f, obfsBuf, 0)
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assert.NoError(t, err)
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err = sesh.recvDataFromRemote(obfsBuf[:n])
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assert.NoError(t, err)
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_, err = io.ReadFull(stream, resultPayload)
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assert.NoError(t, err)
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assert.EqualValues(t, f.Payload, resultPayload)
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})
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if seshType == "ordered" {
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t.Run("frames out of order", func(t *testing.T) {
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sesh := MakeSession(0, seshConfig)
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obfsBuf := make([]byte, obfsBufLen)
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f := Frame{
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1,
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0,
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0,
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nil,
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}
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// First frame
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seq0 := make([]byte, testPayloadLen)
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rand.Read(seq0)
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f.Seq = 0
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f.Payload = seq0
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n, err := sesh.obfuscate(&f, obfsBuf, 0)
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assert.NoError(t, err)
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err = sesh.recvDataFromRemote(obfsBuf[:n])
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assert.NoError(t, err)
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// Third frame
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seq2 := make([]byte, testPayloadLen)
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rand.Read(seq2)
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f.Seq = 2
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f.Payload = seq2
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n, err = sesh.obfuscate(&f, obfsBuf, 0)
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assert.NoError(t, err)
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err = sesh.recvDataFromRemote(obfsBuf[:n])
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assert.NoError(t, err)
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// Second frame
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seq1 := make([]byte, testPayloadLen)
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rand.Read(seq1)
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f.Seq = 1
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f.Payload = seq1
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n, err = sesh.obfuscate(&f, obfsBuf, 0)
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assert.NoError(t, err)
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err = sesh.recvDataFromRemote(obfsBuf[:n])
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assert.NoError(t, err)
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// Expect things to receive in order
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stream, err := sesh.Accept()
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assert.NoError(t, err)
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resultPayload := make([]byte, testPayloadLen)
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// First
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_, err = io.ReadFull(stream, resultPayload)
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assert.NoError(t, err)
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assert.EqualValues(t, seq0, resultPayload)
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// Second
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_, err = io.ReadFull(stream, resultPayload)
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assert.NoError(t, err)
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assert.EqualValues(t, seq1, resultPayload)
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// Third
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_, err = io.ReadFull(stream, resultPayload)
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assert.NoError(t, err)
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assert.EqualValues(t, seq2, resultPayload)
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})
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if seshType == "ordered" {
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t.Run("frames out of order", func(t *testing.T) {
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sesh := MakeSession(0, seshConfig)
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obfsBuf := make([]byte, obfsBufLen)
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f := Frame{
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1,
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0,
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0,
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nil,
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}
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// First frame
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seq0 := make([]byte, testPayloadLen)
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rand.Read(seq0)
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f.Seq = 0
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f.Payload = seq0
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n, err := sesh.obfuscate(&f, obfsBuf, 0)
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assert.NoError(t, err)
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err = sesh.recvDataFromRemote(obfsBuf[:n])
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assert.NoError(t, err)
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// Third frame
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seq2 := make([]byte, testPayloadLen)
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rand.Read(seq2)
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f.Seq = 2
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f.Payload = seq2
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n, err = sesh.obfuscate(&f, obfsBuf, 0)
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assert.NoError(t, err)
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err = sesh.recvDataFromRemote(obfsBuf[:n])
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assert.NoError(t, err)
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// Second frame
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seq1 := make([]byte, testPayloadLen)
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rand.Read(seq1)
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f.Seq = 1
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f.Payload = seq1
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n, err = sesh.obfuscate(&f, obfsBuf, 0)
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assert.NoError(t, err)
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err = sesh.recvDataFromRemote(obfsBuf[:n])
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assert.NoError(t, err)
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// Expect things to receive in order
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stream, err := sesh.Accept()
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assert.NoError(t, err)
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resultPayload := make([]byte, testPayloadLen)
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// First
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_, err = io.ReadFull(stream, resultPayload)
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assert.NoError(t, err)
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assert.EqualValues(t, seq0, resultPayload)
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// Second
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_, err = io.ReadFull(stream, resultPayload)
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assert.NoError(t, err)
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assert.EqualValues(t, seq1, resultPayload)
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// Third
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_, err = io.ReadFull(stream, resultPayload)
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assert.NoError(t, err)
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assert.EqualValues(t, seq2, resultPayload)
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})
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}
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})
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}
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}
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