lnd.xprv/lnwire/lnwire_test.go

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package lnwire
import (
"bytes"
"encoding/hex"
"github.com/roasbeef/btcd/btcec"
"github.com/roasbeef/btcd/txscript"
"github.com/roasbeef/btcd/wire"
"io/ioutil"
"reflect"
"testing"
)
// Common variables and functions for the message tests
var (
// For debugging, writes to /dev/shm/
// Maybe in the future do it if you do "go test -v"
WRITE_FILE = true
filename = "/dev/shm/serialized.raw"
// preimage: 9a2cbd088763db88dd8ba79e5726daa6aba4aa7e
// echo -n | openssl sha256 | openssl ripemd160 | openssl sha256 | openssl ripemd160
revocationHashBytes, _ = hex.DecodeString("4132b6b48371f7b022a16eacb9b2b0ebee134d41")
revocationHash [20]byte
// preimage: "hello world"
redemptionHashBytes, _ = hex.DecodeString("5b315ebabb0d8c0d94281caa2dfee69a1a00436e")
redemptionHash [20]byte
// preimage: "next hop"
nextHopBytes, _ = hex.DecodeString("94a9ded5a30fc5944cb1e2cbcd980f30616a1440")
nextHop [20]byte
privKeyBytes, _ = hex.DecodeString("9fa1d55217f57019a3c37f49465896b15836f54cb8ef6963870a52926420a2dd")
privKey, pubKey = btcec.PrivKeyFromBytes(btcec.S256(), privKeyBytes)
address = pubKey
// Delivery PkScript
// Privkey: f2c00ead9cbcfec63098dc0a5f152c0165aff40a2ab92feb4e24869a284c32a7
// PKhash: n2fkWVphUzw3zSigzPsv9GuDyg9mohzKpz
deliveryPkScript, _ = hex.DecodeString("76a914e8048c0fb75bdecc91ebfb99c174f4ece29ffbd488ac")
// Change PkScript
// Privkey: 5b18f5049efd9d3aff1fb9a06506c0b809fb71562b6ecd02f6c5b3ab298f3b0f
// PKhash: miky84cHvLuk6jcT6GsSbgHR8d7eZCu9Qc
changePkScript, _ = hex.DecodeString("76a914238ee44bb5c8c1314dd03974a17ec6c406fdcb8388ac")
// echo -n | openssl sha256
// This stuff gets reversed!!!
shaHash1Bytes, _ = hex.DecodeString("e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855")
shaHash1, _ = wire.NewShaHash(shaHash1Bytes)
outpoint1 = wire.NewOutPoint(shaHash1, 0)
// echo | openssl sha256
// This stuff gets reversed!!!
shaHash2Bytes, _ = hex.DecodeString("01ba4719c80b6fe911b091a7c05124b64eeece964e09c058ef8f9805daca546b")
shaHash2, _ = wire.NewShaHash(shaHash2Bytes)
outpoint2 = wire.NewOutPoint(shaHash2, 1)
// create inputs from outpoint1 and outpoint2
inputs = []*wire.TxIn{wire.NewTxIn(outpoint1, nil), wire.NewTxIn(outpoint2, nil)}
// Commitment Signature
tx = wire.NewMsgTx()
emptybytes = new([]byte)
sigStr, _ = txscript.RawTxInSignature(tx, 0, *emptybytes, txscript.SigHashAll, privKey)
commitSig, _ = btcec.ParseSignature(sigStr, btcec.S256())
// Funding TX Sig 1
sig1privKeyBytes, _ = hex.DecodeString("927f5827d75dd2addeb532c0fa5ac9277565f981dd6d0d037b422be5f60bdbef")
sig1privKey, _ = btcec.PrivKeyFromBytes(btcec.S256(), sig1privKeyBytes)
sigStr1, _ = txscript.RawTxInSignature(tx, 0, *emptybytes, txscript.SigHashAll, sig1privKey)
commitSig1, _ = btcec.ParseSignature(sigStr1, btcec.S256())
// Funding TX Sig 2
sig2privKeyBytes, _ = hex.DecodeString("8a4ad188f6f4000495b765cfb6ffa591133a73019c45428ddd28f53bab551847")
sig2privKey, _ = btcec.PrivKeyFromBytes(btcec.S256(), sig2privKeyBytes)
sigStr2, _ = txscript.RawTxInSignature(tx, 0, *emptybytes, txscript.SigHashAll, sig2privKey)
commitSig2, _ = btcec.ParseSignature(sigStr2, btcec.S256())
// Slice of Funding TX Sigs
ptrFundingTXSigs = append(*new([]*btcec.Signature), commitSig1, commitSig2)
// TxID
txid = new(wire.ShaHash)
// Reversed when displayed
txidBytes, _ = hex.DecodeString("fd95c6e5c9d5bcf9cfc7231b6a438e46c518c724d0b04b75cc8fddf84a254e3a")
_ = copy(txid[:], txidBytes)
)
func SerializeTest(t *testing.T, message Message, expectedString string, filename string) *bytes.Buffer {
var err error
b := new(bytes.Buffer)
err = message.Encode(b, 0)
if err != nil {
t.Errorf(err.Error())
} else {
2015-12-31 13:42:25 +03:00
t.Logf("Encoded Bytes: %x\n", b.Bytes())
// Check if we serialized correctly
if expectedString != hex.EncodeToString(b.Bytes()) {
t.Error("Serialization does not match expected")
}
// So I can do: hexdump -C /dev/shm/fundingRequest.raw
if WRITE_FILE {
err = ioutil.WriteFile(filename, b.Bytes(), 0644)
if err != nil {
t.Error(err.Error())
}
}
}
return b
}
func DeserializeTest(t *testing.T, buf *bytes.Buffer, message Message, originalMessage Message) {
var err error
// Make a new buffer just to be clean
c := new(bytes.Buffer)
c.Write(buf.Bytes())
err = message.Decode(c, 0)
if err != nil {
t.Error("Decoding Error")
t.Error(err.Error())
} else {
if !reflect.DeepEqual(message, originalMessage) {
t.Error("Decoding does not match!")
}
// Show the struct
t.Log(message.String())
}
}
func MessageSerializeDeserializeTest(t *testing.T, message Message, expectedString string) {
var err error
b := new(bytes.Buffer)
_, err = WriteMessage(b, message, uint32(1), wire.TestNet3)
t.Logf("%x\n", b.Bytes())
if hex.EncodeToString(b.Bytes()) != expectedString {
t.Error("Message encoding error")
}
// Deserialize/Decode
c := new(bytes.Buffer)
c.Write(b.Bytes())
_, newMsg, _, err := ReadMessage(c, uint32(1), wire.TestNet3)
if err != nil {
t.Errorf(err.Error())
} else {
if !reflect.DeepEqual(newMsg, message) {
t.Error("Message decoding does not match!")
}
t.Logf(newMsg.String())
}
}