You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
280 lines
8.6 KiB
280 lines
8.6 KiB
package common
|
|
|
|
import (
|
|
"crypto/ecdsa"
|
|
"encoding/hex"
|
|
"log"
|
|
"math/big"
|
|
"testing"
|
|
|
|
ethCommon "github.com/ethereum/go-ethereum/common"
|
|
"github.com/ethereum/go-ethereum/crypto"
|
|
"github.com/iden3/go-iden3-crypto/babyjub"
|
|
"github.com/iden3/go-iden3-crypto/utils"
|
|
"github.com/stretchr/testify/assert"
|
|
"github.com/stretchr/testify/require"
|
|
)
|
|
|
|
func TestNewL1UserTx(t *testing.T) {
|
|
toForge := int64(123456)
|
|
l1Tx := &L1Tx{
|
|
ToForgeL1TxsNum: &toForge,
|
|
Position: 71,
|
|
UserOrigin: true,
|
|
ToIdx: 301,
|
|
TokenID: 5,
|
|
Amount: big.NewInt(1),
|
|
DepositAmount: big.NewInt(2),
|
|
FromIdx: Idx(300),
|
|
}
|
|
l1Tx, err := NewL1Tx(l1Tx)
|
|
assert.NoError(t, err)
|
|
assert.Equal(t, "0x00000000000001e240004700", l1Tx.TxID.String())
|
|
}
|
|
|
|
func TestNewL1CoordinatorTx(t *testing.T) {
|
|
batchNum := BatchNum(51966)
|
|
l1Tx := &L1Tx{
|
|
Position: 88,
|
|
UserOrigin: false,
|
|
ToIdx: 301,
|
|
TokenID: 5,
|
|
Amount: big.NewInt(1),
|
|
DepositAmount: big.NewInt(2),
|
|
FromIdx: Idx(300),
|
|
BatchNum: &batchNum,
|
|
}
|
|
l1Tx, err := NewL1Tx(l1Tx)
|
|
assert.NoError(t, err)
|
|
assert.Equal(t, "0x01000000000000cafe005800", l1Tx.TxID.String())
|
|
}
|
|
|
|
func TestL1TxCompressedData(t *testing.T) {
|
|
tx := L1Tx{
|
|
FromIdx: 2,
|
|
ToIdx: 3,
|
|
Amount: big.NewInt(4),
|
|
TokenID: 5,
|
|
}
|
|
txCompressedData, err := tx.TxCompressedData()
|
|
assert.NoError(t, err)
|
|
|
|
// test vector value generated from javascript implementation
|
|
expectedStr := "7307597389635308713748674793997299267459594577423"
|
|
assert.Equal(t, expectedStr, txCompressedData.String())
|
|
assert.Equal(t, "0500040000000000030000000000020000c60be60f", hex.EncodeToString(txCompressedData.Bytes()))
|
|
}
|
|
|
|
func TestBytesDataAvailability(t *testing.T) {
|
|
tx := L1Tx{
|
|
FromIdx: 2,
|
|
ToIdx: 3,
|
|
Amount: big.NewInt(4),
|
|
TokenID: 5,
|
|
}
|
|
txCompressedData, err := tx.BytesDataAvailability(32)
|
|
assert.NoError(t, err)
|
|
assert.Equal(t, "0000000200000003000000", hex.EncodeToString(txCompressedData))
|
|
|
|
tx = L1Tx{
|
|
FromIdx: 2,
|
|
ToIdx: 3,
|
|
EffectiveAmount: big.NewInt(4),
|
|
TokenID: 5,
|
|
}
|
|
txCompressedData, err = tx.BytesDataAvailability(32)
|
|
assert.NoError(t, err)
|
|
assert.Equal(t, "0000000200000003000400", hex.EncodeToString(txCompressedData))
|
|
}
|
|
|
|
func TestL1TxFromDataAvailability(t *testing.T) {
|
|
tx := L1Tx{
|
|
FromIdx: 2,
|
|
ToIdx: 3,
|
|
Amount: big.NewInt(4),
|
|
}
|
|
txCompressedData, err := tx.BytesDataAvailability(32)
|
|
assert.NoError(t, err)
|
|
l1tx, err := L1TxFromDataAvailability(txCompressedData, 32)
|
|
require.NoError(t, err)
|
|
assert.Equal(t, tx.FromIdx, l1tx.FromIdx)
|
|
assert.Equal(t, tx.ToIdx, l1tx.ToIdx)
|
|
|
|
tx = L1Tx{
|
|
FromIdx: 2,
|
|
ToIdx: 3,
|
|
EffectiveAmount: big.NewInt(4),
|
|
}
|
|
txCompressedData, err = tx.BytesDataAvailability(32)
|
|
assert.NoError(t, err)
|
|
l1tx, err = L1TxFromDataAvailability(txCompressedData, 32)
|
|
require.NoError(t, err)
|
|
assert.Equal(t, tx.FromIdx, l1tx.FromIdx)
|
|
assert.Equal(t, tx.ToIdx, l1tx.ToIdx)
|
|
assert.Equal(t, tx.EffectiveAmount, l1tx.EffectiveAmount)
|
|
}
|
|
|
|
func TestL1userTxByteParsers(t *testing.T) {
|
|
var pkComp babyjub.PublicKeyComp
|
|
pkCompL := []byte("0x56ca90f80d7c374ae7485e9bcc47d4ac399460948da6aeeb899311097925a72c")
|
|
err := pkComp.UnmarshalText(pkCompL)
|
|
require.NoError(t, err)
|
|
|
|
l1Tx := &L1Tx{
|
|
UserOrigin: true,
|
|
ToIdx: 3,
|
|
TokenID: 5,
|
|
Amount: big.NewInt(1),
|
|
DepositAmount: big.NewInt(2),
|
|
FromIdx: 2,
|
|
FromBJJ: pkComp,
|
|
FromEthAddr: ethCommon.HexToAddress("0xc58d29fA6e86E4FAe04DDcEd660d45BCf3Cb2370"),
|
|
}
|
|
|
|
encodedData, err := l1Tx.BytesUser()
|
|
require.NoError(t, err)
|
|
decodedData, err := L1UserTxFromBytes(encodedData)
|
|
require.NoError(t, err)
|
|
assert.Equal(t, l1Tx, decodedData)
|
|
encodedData2, err := decodedData.BytesUser()
|
|
require.NoError(t, err)
|
|
assert.Equal(t, encodedData, encodedData2)
|
|
|
|
// expect error if length!=68
|
|
_, err = L1UserTxFromBytes(encodedData[:66])
|
|
require.NotNil(t, err)
|
|
_, err = L1UserTxFromBytes([]byte{})
|
|
require.NotNil(t, err)
|
|
_, err = L1UserTxFromBytes(nil)
|
|
require.NotNil(t, err)
|
|
}
|
|
|
|
func TestL1TxByteParsersCompatibility(t *testing.T) {
|
|
// Data from compatibility test
|
|
var pkComp babyjub.PublicKeyComp
|
|
pkCompB, err := hex.DecodeString("0dd02deb2c81068e7a0f7e327df80b4ab79ee1f41a7def613e73a20c32eece5a")
|
|
require.NoError(t, err)
|
|
pkCompL := SwapEndianness(pkCompB)
|
|
err = pkComp.UnmarshalText([]byte(hex.EncodeToString(pkCompL)))
|
|
require.NoError(t, err)
|
|
|
|
depositAmount := new(big.Int)
|
|
depositAmount.SetString("100000000000000000000", 10)
|
|
l1Tx := &L1Tx{
|
|
ToIdx: 87865485,
|
|
TokenID: 2098076,
|
|
Amount: big.NewInt(2400000000000000000),
|
|
DepositAmount: depositAmount,
|
|
FromIdx: Idx(29767899),
|
|
FromBJJ: pkComp,
|
|
FromEthAddr: ethCommon.HexToAddress("0x85dab5b9e2e361d0c208d77be90efcc0439b0a53"),
|
|
UserOrigin: true,
|
|
}
|
|
|
|
expected, err := utils.HexDecode("85dab5b9e2e361d0c208d77be90efcc0439b0a530dd02deb2c81068e7a0f7e327df80b4ab79ee1f41a7def613e73a20c32eece5a000001c638db8be880f00020039c0000053cb88d")
|
|
require.NoError(t, err)
|
|
|
|
encodedData, err := l1Tx.BytesUser()
|
|
require.NoError(t, err)
|
|
assert.Equal(t, expected, encodedData)
|
|
}
|
|
|
|
func TestL1CoordinatorTxByteParsers(t *testing.T) {
|
|
hermezAddress := ethCommon.HexToAddress("0xD6C850aeBFDC46D7F4c207e445cC0d6B0919BDBe")
|
|
chainID := big.NewInt(1337)
|
|
chainIDBytes := ethCommon.LeftPadBytes(chainID.Bytes(), 2)
|
|
|
|
privateKey, err := crypto.HexToECDSA("fad9c8855b740a0b7ed4c221dbad0f33a83a49cad6b3fe8d5817ac83d38b6a19")
|
|
require.NoError(t, err)
|
|
|
|
publicKey := privateKey.Public()
|
|
publicKeyECDSA, ok := publicKey.(*ecdsa.PublicKey)
|
|
if !ok {
|
|
log.Fatal("error casting public key to ECDSA")
|
|
}
|
|
publicKeyBytes := crypto.FromECDSAPub(publicKeyECDSA)
|
|
pubKey, err := crypto.UnmarshalPubkey(publicKeyBytes)
|
|
require.NoError(t, err)
|
|
fromEthAddr := crypto.PubkeyToAddress(*pubKey)
|
|
var pkComp babyjub.PublicKeyComp
|
|
pkCompL := []byte("56ca90f80d7c374ae7485e9bcc47d4ac399460948da6aeeb899311097925a72c")
|
|
err = pkComp.UnmarshalText(pkCompL)
|
|
require.NoError(t, err)
|
|
bytesMessage1 := []byte("\x19Ethereum Signed Message:\n120")
|
|
bytesMessage2 := []byte("I authorize this babyjubjub key for hermez rollup account creation")
|
|
|
|
babyjubB := SwapEndianness(pkComp[:])
|
|
var data []byte
|
|
data = append(data, bytesMessage1...)
|
|
data = append(data, bytesMessage2...)
|
|
data = append(data, babyjubB[:]...)
|
|
data = append(data, chainIDBytes...)
|
|
data = append(data, hermezAddress.Bytes()...)
|
|
hash := crypto.Keccak256Hash(data)
|
|
signature, err := crypto.Sign(hash.Bytes(), privateKey)
|
|
require.NoError(t, err)
|
|
// Ethereum adds 27 to v
|
|
v := int(signature[64])
|
|
signature[64] = byte(v + 27)
|
|
|
|
l1Tx := &L1Tx{
|
|
TokenID: 231,
|
|
FromBJJ: pkComp,
|
|
FromEthAddr: fromEthAddr,
|
|
Amount: big.NewInt(0),
|
|
DepositAmount: big.NewInt(0),
|
|
}
|
|
|
|
bytesCoordinatorL1, err := l1Tx.BytesCoordinatorTx(signature)
|
|
require.NoError(t, err)
|
|
l1txDecoded, err := L1CoordinatorTxFromBytes(bytesCoordinatorL1, chainID, hermezAddress)
|
|
require.NoError(t, err)
|
|
assert.Equal(t, l1Tx, l1txDecoded)
|
|
bytesCoordinatorL12, err := l1txDecoded.BytesCoordinatorTx(signature)
|
|
require.NoError(t, err)
|
|
assert.Equal(t, bytesCoordinatorL1, bytesCoordinatorL12)
|
|
|
|
// expect error if length!=68
|
|
_, err = L1CoordinatorTxFromBytes(bytesCoordinatorL1[:66], chainID, hermezAddress)
|
|
require.NotNil(t, err)
|
|
_, err = L1CoordinatorTxFromBytes([]byte{}, chainID, hermezAddress)
|
|
require.NotNil(t, err)
|
|
_, err = L1CoordinatorTxFromBytes(nil, chainID, hermezAddress)
|
|
require.NotNil(t, err)
|
|
}
|
|
|
|
func TestL1CoordinatorTxByteParsersCompatibility(t *testing.T) {
|
|
// Data from compatibility test
|
|
var signature []byte
|
|
r, err := hex.DecodeString("da71e5eb097e115405d84d1e7b464009b434b32c014a2df502d1f065ced8bc3b")
|
|
require.NoError(t, err)
|
|
s, err := hex.DecodeString("186d7122ff7f654cfed3156719774898d573900c86599a885a706dbdffe5ea8c")
|
|
require.NoError(t, err)
|
|
v, err := hex.DecodeString("1b")
|
|
require.NoError(t, err)
|
|
|
|
signature = append(signature, r[:]...)
|
|
signature = append(signature, s[:]...)
|
|
signature = append(signature, v[:]...)
|
|
|
|
var pkComp babyjub.PublicKeyComp
|
|
pkCompB, err := hex.DecodeString("a2c2807ee39c3b3378738cff85a46a9465bb8fcf44ea597c33da9719be7c259c")
|
|
require.NoError(t, err)
|
|
pkCompL := SwapEndianness(pkCompB)
|
|
err = pkComp.UnmarshalText([]byte(hex.EncodeToString(pkCompL)))
|
|
require.NoError(t, err)
|
|
// Data from the compatibility test
|
|
require.NoError(t, err)
|
|
l1Tx := &L1Tx{
|
|
TokenID: 231,
|
|
FromBJJ: pkComp,
|
|
}
|
|
|
|
encodeData, err := l1Tx.BytesCoordinatorTx(signature)
|
|
require.NoError(t, err)
|
|
|
|
expected, err := utils.HexDecode("1b186d7122ff7f654cfed3156719774898d573900c86599a885a706dbdffe5ea8cda71e5eb097e115405d84d1e7b464009b434b32c014a2df502d1f065ced8bc3ba2c2807ee39c3b3378738cff85a46a9465bb8fcf44ea597c33da9719be7c259c000000e7")
|
|
require.NoError(t, err)
|
|
|
|
assert.Equal(t, expected, encodeData)
|
|
}
|