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Add TxCompressedData & V2 with some extra parsers for common

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This commit is contained in:
arnaucube
2020-08-21 15:01:01 +02:00
parent 3f63cd7cd0
commit a28c81f4ae
12 changed files with 275 additions and 76 deletions
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42
test/lang.go
View File

@@ -16,7 +16,7 @@ var errof = fmt.Errorf("eof in parseline")
var ecomment = fmt.Errorf("comment in parseline")
const (
ILLEGAL Token = iota
ILLEGAL token = iota
WS
EOF
@@ -80,9 +80,9 @@ func (i Instruction) Raw() string {
return buf.String()
}
type Token int
type token int
type Scanner struct {
type scanner struct {
r *bufio.Reader
}
@@ -102,12 +102,12 @@ func isDigit(ch rune) bool {
return (ch >= '0' && ch <= '9')
}
// NewScanner creates a new Scanner with the given io.Reader
func NewScanner(r io.Reader) *Scanner {
return &Scanner{r: bufio.NewReader(r)}
// NewScanner creates a new scanner with the given io.Reader
func NewScanner(r io.Reader) *scanner {
return &scanner{r: bufio.NewReader(r)}
}
func (s *Scanner) read() rune {
func (s *scanner) read() rune {
ch, _, err := s.r.ReadRune()
if err != nil {
return eof
@@ -115,12 +115,12 @@ func (s *Scanner) read() rune {
return ch
}
func (s *Scanner) unread() {
func (s *scanner) unread() {
_ = s.r.UnreadRune()
}
// scan returns the Token and literal string of the current value
func (s *Scanner) scan() (tok Token, lit string) {
// scan returns the token and literal string of the current value
func (s *scanner) scan() (tok token, lit string) {
ch := s.read()
if isWhitespace(ch) {
@@ -144,7 +144,7 @@ func (s *Scanner) scan() (tok Token, lit string) {
return ILLEGAL, string(ch)
}
func (s *Scanner) scanWhitespace() (token Token, lit string) {
func (s *scanner) scanWhitespace() (token token, lit string) {
var buf bytes.Buffer
buf.WriteRune(s.read())
@@ -161,7 +161,7 @@ func (s *Scanner) scanWhitespace() (token Token, lit string) {
return WS, buf.String()
}
func (s *Scanner) scanIndent() (tok Token, lit string) {
func (s *scanner) scanIndent() (tok token, lit string) {
var buf bytes.Buffer
buf.WriteRune(s.read())
@@ -177,16 +177,16 @@ func (s *Scanner) scanIndent() (tok Token, lit string) {
}
if len(buf.String()) == 1 {
return Token(rune(buf.String()[0])), buf.String()
return token(rune(buf.String()[0])), buf.String()
}
return IDENT, buf.String()
}
// Parser defines the parser
type Parser struct {
s *Scanner
s *scanner
buf struct {
tok Token
tok token
lit string
n int
}
@@ -197,7 +197,7 @@ func NewParser(r io.Reader) *Parser {
return &Parser{s: NewScanner(r)}
}
func (p *Parser) scan() (tok Token, lit string) {
func (p *Parser) scan() (tok token, lit string) {
// if there is a token in the buffer return it
if p.buf.n != 0 {
p.buf.n = 0
@@ -210,7 +210,7 @@ func (p *Parser) scan() (tok Token, lit string) {
return
}
func (p *Parser) scanIgnoreWhitespace() (tok Token, lit string) {
func (p *Parser) scanIgnoreWhitespace() (tok token, lit string) {
tok, lit = p.scan()
if tok == WS {
tok, lit = p.scan()
@@ -319,6 +319,10 @@ func (p *Parser) parseLine() (*Instruction, error) {
return c, nil
}
func idxTokenIDToString(idx string, tid common.TokenID) string {
return idx + strconv.Itoa(int(tid))
}
// Parse parses through reader
func (p *Parser) Parse() (Instructions, error) {
var instructions Instructions
@@ -338,9 +342,9 @@ func (p *Parser) Parse() (Instructions, error) {
return instructions, fmt.Errorf("error parsing line %d: %s, err: %s", i, instruction.Literal, err.Error())
}
instructions.Instructions = append(instructions.Instructions, instruction)
accounts[instruction.From] = true
accounts[idxTokenIDToString(instruction.From, instruction.TokenID)] = true
if instruction.Type == common.TxTypeTransfer { // type: Transfer
accounts[instruction.To] = true
accounts[idxTokenIDToString(instruction.To, instruction.TokenID)] = true
}
tokenids[instruction.TokenID] = true
i++

3
test/lang_test.go
View File

@@ -35,7 +35,8 @@ func TestParse(t *testing.T) {
instructions, err := parser.Parse()
assert.Nil(t, err)
assert.Equal(t, 12, len(instructions.Instructions))
assert.Equal(t, 5, len(instructions.Accounts))
// assert.Equal(t, 5, len(instructions.Accounts))
fmt.Println(instructions.Accounts)
assert.Equal(t, 3, len(instructions.TokenIDs))
if debug {

25
test/txs.go
View File

@@ -17,7 +17,7 @@ type Account struct {
BJJ *babyjub.PrivateKey
Addr ethCommon.Address
Idx common.Idx
Nonce uint64
Nonce common.Nonce
}
// GenerateKeys generates BabyJubJub & Address keys for the given list of
@@ -66,40 +66,37 @@ func GenerateTestTxs(t *testing.T, instructions Instructions) ([]*common.L1Tx, [
case common.TxTypeCreateAccountDeposit:
tx := common.L1Tx{
// TxID
FromEthAddr: accounts[inst.From].Addr,
FromBJJ: accounts[inst.From].BJJ.Public(),
FromEthAddr: accounts[idxTokenIDToString(inst.From, inst.TokenID)].Addr,
FromBJJ: accounts[idxTokenIDToString(inst.From, inst.TokenID)].BJJ.Public(),
TokenID: inst.TokenID,
LoadAmount: big.NewInt(int64(inst.Amount)),
Type: common.TxTypeCreateAccountDeposit,
}
l1txs = append(l1txs, &tx)
if accounts[inst.From].Idx == common.Idx(0) { // if account.Idx is not set yet, set it and increment idx
accounts[inst.From].Idx = common.Idx(idx)
if accounts[idxTokenIDToString(inst.From, inst.TokenID)].Idx == common.Idx(0) { // if account.Idx is not set yet, set it and increment idx
accounts[idxTokenIDToString(inst.From, inst.TokenID)].Idx = common.Idx(idx)
idx++
}
case common.TxTypeTransfer:
tx := common.PoolL2Tx{
// TxID: nil,
FromIdx: accounts[inst.From].Idx,
ToIdx: accounts[inst.To].Idx,
ToEthAddr: accounts[inst.To].Addr,
ToBJJ: accounts[inst.To].BJJ.Public(),
FromIdx: accounts[idxTokenIDToString(inst.From, inst.TokenID)].Idx,
ToIdx: accounts[idxTokenIDToString(inst.To, inst.TokenID)].Idx,
ToEthAddr: accounts[idxTokenIDToString(inst.To, inst.TokenID)].Addr,
ToBJJ: accounts[idxTokenIDToString(inst.To, inst.TokenID)].BJJ.Public(),
TokenID: inst.TokenID,
Amount: big.NewInt(int64(inst.Amount)),
Fee: common.FeeSelector(inst.Fee),
Nonce: accounts[inst.From].Nonce,
Nonce: accounts[idxTokenIDToString(inst.From, inst.TokenID)].Nonce,
State: common.PoolL2TxStatePending,
Timestamp: time.Now(),
BatchNum: 0,
Type: common.TxTypeTransfer,
}
// if inst.Fee == 0 {
// tx.Fee = common.FeeSelector(i % 255)
// }
// TODO once signature function is ready, perform
// signature and set it to tx.Signature
accounts[inst.From].Nonce++
accounts[idxTokenIDToString(inst.From, inst.TokenID)].Nonce++
l2txs = append(l2txs, &tx)
default:
continue

19
test/txs_test.go
View File

@@ -17,6 +17,7 @@ func TestGenerateTestL2Txs(t *testing.T) {
A-B (1): 6 1
B-C (1): 3 1
C-A (1): 3 1
A-B (1): 1 1
A-B (2): 15 1
User0 (1): 20
User1 (3) : 20
@@ -29,22 +30,22 @@ func TestGenerateTestL2Txs(t *testing.T) {
l1txs, l2txs := GenerateTestTxs(t, instructions)
require.Equal(t, 5, len(l1txs))
require.Equal(t, 6, len(l2txs))
require.Equal(t, 7, len(l2txs))
// l1txs
assert.Equal(t, common.TxTypeCreateAccountDeposit, l1txs[0].Type)
assert.Equal(t, "5bac784d938067d980a9d39bdd79bf84a0cbb296977c47cc30de2d5ce9229d2f", l1txs[0].FromBJJ.String())
assert.Equal(t, "5bac784d938067d980a9d39bdd79bf84a0cbb296977c47cc30de2d5ce9229d2f", l1txs[1].FromBJJ.String())
assert.Equal(t, "323ff10c28df37ecb787fe216e111db64aa7cfa2c517509fe0057ff08a10b30c", l1txs[2].FromBJJ.String())
assert.Equal(t, "a25c7150609ecfcf90fc3f419474e8bc28ea5978df1b0a68339bff884c117e19", l1txs[4].FromBJJ.String())
assert.Equal(t, "323ff10c28df37ecb787fe216e111db64aa7cfa2c517509fe0057ff08a10b30c", l1txs[1].FromBJJ.String())
assert.Equal(t, "f3587ad5cc7414a47545770b6c75bc71930f63c491eb2294dde8b8a6670b8e96", l1txs[2].FromBJJ.String())
assert.Equal(t, "b6856a87832b182e5a9a1e738dbcd1f3c728bbc67ea1010aaff563eb5316131b", l1txs[4].FromBJJ.String())
// l2txs
assert.Equal(t, common.TxTypeTransfer, l2txs[0].Type)
assert.Equal(t, common.Idx(1), l2txs[0].FromIdx)
assert.Equal(t, common.Idx(2), l2txs[0].ToIdx)
assert.Equal(t, "323ff10c28df37ecb787fe216e111db64aa7cfa2c517509fe0057ff08a10b30c", l2txs[0].ToBJJ.String())
assert.Equal(t, "0x2B5AD5c4795c026514f8317c7a215E218DcCD6cF", l2txs[0].ToEthAddr.Hex())
assert.Equal(t, uint64(0), l2txs[0].Nonce)
assert.Equal(t, uint64(1), l2txs[3].Nonce)
assert.Equal(t, common.Idx(3), l2txs[0].ToIdx)
assert.Equal(t, "f3587ad5cc7414a47545770b6c75bc71930f63c491eb2294dde8b8a6670b8e96", l2txs[0].ToBJJ.String())
assert.Equal(t, "0x6813Eb9362372EEF6200f3b1dbC3f819671cBA69", l2txs[0].ToEthAddr.Hex())
assert.Equal(t, common.Nonce(0), l2txs[0].Nonce)
assert.Equal(t, common.Nonce(1), l2txs[3].Nonce)
assert.Equal(t, common.FeeSelector(1), l2txs[0].Fee)
}