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357 lines
12 KiB
357 lines
12 KiB
package api
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import (
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"bytes"
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"crypto/ecdsa"
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"encoding/binary"
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"encoding/hex"
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"encoding/json"
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"math/big"
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"testing"
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"time"
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ethCrypto "github.com/ethereum/go-ethereum/crypto"
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"github.com/hermeznetwork/hermez-node/common"
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"github.com/hermeznetwork/hermez-node/db/historydb"
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"github.com/iden3/go-iden3-crypto/babyjub"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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)
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// testPoolTxReceive is a struct to be used to assert the response
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// of GET /transactions-pool/:id
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type testPoolTxReceive struct {
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TxID common.TxID `json:"id"`
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Type common.TxType `json:"type"`
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FromIdx string `json:"fromAccountIndex"`
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FromEthAddr *string `json:"fromHezEthereumAddress"`
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FromBJJ *string `json:"fromBJJ"`
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ToIdx *string `json:"toAccountIndex"`
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ToEthAddr *string `json:"toHezEthereumAddress"`
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ToBJJ *string `json:"toBjj"`
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Amount string `json:"amount"`
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Fee common.FeeSelector `json:"fee"`
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Nonce common.Nonce `json:"nonce"`
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State common.PoolL2TxState `json:"state"`
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Signature babyjub.SignatureComp `json:"signature"`
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RqFromIdx *string `json:"requestFromAccountIndex"`
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RqToIdx *string `json:"requestToAccountIndex"`
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RqToEthAddr *string `json:"requestToHezEthereumAddress"`
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RqToBJJ *string `json:"requestToBJJ"`
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RqTokenID *common.TokenID `json:"requestTokenId"`
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RqAmount *string `json:"requestAmount"`
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RqFee *common.FeeSelector `json:"requestFee"`
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RqNonce *common.Nonce `json:"requestNonce"`
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BatchNum *common.BatchNum `json:"batchNum"`
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Timestamp time.Time `json:"timestamp"`
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Token historydb.TokenWithUSD `json:"token"`
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}
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type testPoolTxsResponse struct {
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Txs []testPoolTxReceive `json:"transactions"`
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}
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// testPoolTxSend is a struct to be used as a JSON body
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// when testing POST /transactions-pool
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type testPoolTxSend struct {
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TxID common.TxID `json:"id" binding:"required"`
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Type common.TxType `json:"type" binding:"required"`
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TokenID common.TokenID `json:"tokenId"`
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FromIdx string `json:"fromAccountIndex" binding:"required"`
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ToIdx *string `json:"toAccountIndex"`
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ToEthAddr *string `json:"toHezEthereumAddress"`
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ToBJJ *string `json:"toBjj"`
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Amount string `json:"amount" binding:"required"`
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Fee common.FeeSelector `json:"fee"`
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Nonce common.Nonce `json:"nonce"`
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Signature babyjub.SignatureComp `json:"signature" binding:"required"`
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RqFromIdx *string `json:"requestFromAccountIndex"`
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RqToIdx *string `json:"requestToAccountIndex"`
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RqToEthAddr *string `json:"requestToHezEthereumAddress"`
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RqToBJJ *string `json:"requestToBjj"`
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RqTokenID *common.TokenID `json:"requestTokenId"`
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RqAmount *string `json:"requestAmount"`
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RqFee *common.FeeSelector `json:"requestFee"`
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RqNonce *common.Nonce `json:"requestNonce"`
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}
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func genTestPoolTxs(
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poolTxs []common.PoolL2Tx,
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tokens []historydb.TokenWithUSD,
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accs []common.Account,
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) (poolTxsToSend []testPoolTxSend, poolTxsToReceive []testPoolTxReceive) {
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poolTxsToSend = []testPoolTxSend{}
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poolTxsToReceive = []testPoolTxReceive{}
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for _, poolTx := range poolTxs {
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// common.PoolL2Tx ==> testPoolTxSend
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token := getTokenByID(poolTx.TokenID, tokens)
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genSendTx := testPoolTxSend{
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TxID: poolTx.TxID,
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Type: poolTx.Type,
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TokenID: poolTx.TokenID,
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FromIdx: idxToHez(poolTx.FromIdx, token.Symbol),
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Amount: poolTx.Amount.String(),
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Fee: poolTx.Fee,
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Nonce: poolTx.Nonce,
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Signature: poolTx.Signature,
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RqFee: &poolTx.RqFee,
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RqNonce: &poolTx.RqNonce,
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}
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// common.PoolL2Tx ==> testPoolTxReceive
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genReceiveTx := testPoolTxReceive{
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TxID: poolTx.TxID,
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Type: poolTx.Type,
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FromIdx: idxToHez(poolTx.FromIdx, token.Symbol),
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Amount: poolTx.Amount.String(),
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Fee: poolTx.Fee,
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Nonce: poolTx.Nonce,
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State: poolTx.State,
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Signature: poolTx.Signature,
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Timestamp: poolTx.Timestamp,
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// BatchNum: poolTx.BatchNum,
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RqFee: &poolTx.RqFee,
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RqNonce: &poolTx.RqNonce,
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Token: token,
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}
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fromAcc := getAccountByIdx(poolTx.FromIdx, accs)
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fromAddr := ethAddrToHez(fromAcc.EthAddr)
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genReceiveTx.FromEthAddr = &fromAddr
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fromBjj := bjjToString(fromAcc.BJJ)
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genReceiveTx.FromBJJ = &fromBjj
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if poolTx.ToIdx != 0 {
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toIdx := idxToHez(poolTx.ToIdx, token.Symbol)
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genSendTx.ToIdx = &toIdx
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genReceiveTx.ToIdx = &toIdx
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}
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if poolTx.ToEthAddr != common.EmptyAddr {
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toEth := ethAddrToHez(poolTx.ToEthAddr)
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genSendTx.ToEthAddr = &toEth
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genReceiveTx.ToEthAddr = &toEth
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} else if poolTx.ToIdx > 255 {
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acc := getAccountByIdx(poolTx.ToIdx, accs)
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addr := ethAddrToHez(acc.EthAddr)
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genReceiveTx.ToEthAddr = &addr
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}
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if poolTx.ToBJJ != common.EmptyBJJComp {
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toBJJ := bjjToString(poolTx.ToBJJ)
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genSendTx.ToBJJ = &toBJJ
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genReceiveTx.ToBJJ = &toBJJ
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} else if poolTx.ToIdx > 255 {
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acc := getAccountByIdx(poolTx.ToIdx, accs)
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bjj := bjjToString(acc.BJJ)
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genReceiveTx.ToBJJ = &bjj
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}
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if poolTx.RqFromIdx != 0 {
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rqFromIdx := idxToHez(poolTx.RqFromIdx, token.Symbol)
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genSendTx.RqFromIdx = &rqFromIdx
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genReceiveTx.RqFromIdx = &rqFromIdx
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genSendTx.RqTokenID = &token.TokenID
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genReceiveTx.RqTokenID = &token.TokenID
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rqAmount := poolTx.RqAmount.String()
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genSendTx.RqAmount = &rqAmount
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genReceiveTx.RqAmount = &rqAmount
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if poolTx.RqToIdx != 0 {
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rqToIdx := idxToHez(poolTx.RqToIdx, token.Symbol)
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genSendTx.RqToIdx = &rqToIdx
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genReceiveTx.RqToIdx = &rqToIdx
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}
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if poolTx.RqToEthAddr != common.EmptyAddr {
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rqToEth := ethAddrToHez(poolTx.RqToEthAddr)
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genSendTx.RqToEthAddr = &rqToEth
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genReceiveTx.RqToEthAddr = &rqToEth
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}
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if poolTx.RqToBJJ != common.EmptyBJJComp {
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rqToBJJ := bjjToString(poolTx.RqToBJJ)
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genSendTx.RqToBJJ = &rqToBJJ
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genReceiveTx.RqToBJJ = &rqToBJJ
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}
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}
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poolTxsToSend = append(poolTxsToSend, genSendTx)
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poolTxsToReceive = append(poolTxsToReceive, genReceiveTx)
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}
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return poolTxsToSend, poolTxsToReceive
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}
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func TestPoolTxs(t *testing.T) {
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// POST
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endpoint := apiURL + "transactions-pool"
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fetchedTxID := common.TxID{}
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for _, tx := range tc.poolTxsToSend {
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jsonTxBytes, err := json.Marshal(tx)
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require.NoError(t, err)
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jsonTxReader := bytes.NewReader(jsonTxBytes)
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require.NoError(
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t, doGoodReq(
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"POST",
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endpoint,
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jsonTxReader, &fetchedTxID,
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),
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)
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assert.Equal(t, tx.TxID, fetchedTxID)
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}
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// 400
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// Wrong fee
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badTx := tc.poolTxsToSend[0]
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badTx.Amount = "99950000000000000"
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badTx.Fee = 255
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jsonTxBytes, err := json.Marshal(badTx)
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require.NoError(t, err)
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jsonTxReader := bytes.NewReader(jsonTxBytes)
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err = doBadReq("POST", endpoint, jsonTxReader, 400)
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require.NoError(t, err)
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// Wrong signature
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badTx = tc.poolTxsToSend[0]
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badTx.FromIdx = "hez:foo:1000"
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jsonTxBytes, err = json.Marshal(badTx)
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require.NoError(t, err)
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jsonTxReader = bytes.NewReader(jsonTxBytes)
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err = doBadReq("POST", endpoint, jsonTxReader, 400)
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require.NoError(t, err)
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// Wrong to
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badTx = tc.poolTxsToSend[0]
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ethAddr := "hez:0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF"
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badTx.ToEthAddr = ðAddr
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badTx.ToIdx = nil
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jsonTxBytes, err = json.Marshal(badTx)
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require.NoError(t, err)
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jsonTxReader = bytes.NewReader(jsonTxBytes)
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err = doBadReq("POST", endpoint, jsonTxReader, 400)
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require.NoError(t, err)
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// Wrong rq
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badTx = tc.poolTxsToSend[0]
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rqFromIdx := "hez:foo:30"
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badTx.RqFromIdx = &rqFromIdx
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jsonTxBytes, err = json.Marshal(badTx)
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require.NoError(t, err)
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jsonTxReader = bytes.NewReader(jsonTxBytes)
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err = doBadReq("POST", endpoint, jsonTxReader, 400)
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require.NoError(t, err)
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// GET
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// get by idx
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fetchedTxs := testPoolTxsResponse{}
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require.NoError(t, doGoodReq(
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"GET",
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endpoint+"?fromAccountIndex=hez:ETH:263",
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nil, &fetchedTxs))
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assert.Equal(t, 1, len(fetchedTxs.Txs))
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assert.Equal(t, "hez:ETH:263", fetchedTxs.Txs[0].FromIdx)
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// get by state
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require.NoError(t, doGoodReq(
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"GET",
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endpoint+"?state=pend",
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nil, &fetchedTxs))
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assert.Equal(t, 4, len(fetchedTxs.Txs))
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for _, v := range fetchedTxs.Txs {
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assert.Equal(t, common.PoolL2TxStatePending, v.State)
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}
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// GET
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endpoint += "/"
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for _, tx := range tc.poolTxsToReceive {
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fetchedTx := testPoolTxReceive{}
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require.NoError(
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t, doGoodReq(
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"GET",
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endpoint+tx.TxID.String(),
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nil, &fetchedTx,
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),
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)
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assertPoolTx(t, tx, fetchedTx)
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}
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// 400, due invalid TxID
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err = doBadReq("GET", endpoint+"0xG2241b6f2b1dd772dba391f4a1a3407c7c21f598d86e2585a14e616fb4a255f823", nil, 400)
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require.NoError(t, err)
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// 404, due nonexistent TxID in DB
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err = doBadReq("GET", endpoint+"0x02241b6f2b1dd772dba391f4a1a3407c7c21f598d86e2585a14e616fb4a255f823", nil, 404)
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require.NoError(t, err)
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}
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func assertPoolTx(t *testing.T, expected, actual testPoolTxReceive) {
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// state should be pending
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assert.Equal(t, common.PoolL2TxStatePending, actual.State)
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expected.State = actual.State
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actual.Token.ItemID = 0
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// timestamp should be very close to now
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assert.Less(t, time.Now().UTC().Unix()-3, actual.Timestamp.Unix())
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expected.Timestamp = actual.Timestamp
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// token timestamp
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if expected.Token.USDUpdate == nil {
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assert.Equal(t, expected.Token.USDUpdate, actual.Token.USDUpdate)
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} else {
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assert.Equal(t, expected.Token.USDUpdate.Unix(), actual.Token.USDUpdate.Unix())
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expected.Token.USDUpdate = actual.Token.USDUpdate
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}
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assert.Equal(t, expected, actual)
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}
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// TestAllTosNull test that the API doesn't accept txs with all the TOs set to null (to eth, to bjj, to idx)
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func TestAllTosNull(t *testing.T) {
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// Generate account:
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// Ethereum private key
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var key ecdsa.PrivateKey
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key.D = big.NewInt(int64(4444)) // only for testing
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key.PublicKey.X, key.PublicKey.Y = ethCrypto.S256().ScalarBaseMult(key.D.Bytes())
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key.Curve = ethCrypto.S256()
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addr := ethCrypto.PubkeyToAddress(key.PublicKey)
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// BJJ private key
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var sk babyjub.PrivateKey
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var iBytes [8]byte
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binary.LittleEndian.PutUint64(iBytes[:], 4444)
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copy(sk[:], iBytes[:]) // only for testing
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account := common.Account{
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Idx: 4444,
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TokenID: 0,
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BatchNum: 1,
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BJJ: sk.Public().Compress(),
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EthAddr: addr,
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Nonce: 0,
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Balance: big.NewInt(1000000),
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}
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// Add account to history DB (required to verify signature)
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err := api.h.AddAccounts([]common.Account{account})
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assert.NoError(t, err)
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// Genrate tx with all tos set to nil (to eth, to bjj, to idx)
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tx := common.PoolL2Tx{
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FromIdx: account.Idx,
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TokenID: account.TokenID,
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Amount: big.NewInt(1000),
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Fee: 200,
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Nonce: 0,
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}
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// Set idx and type manually, and check that the function doesn't allow it
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_, err = common.NewPoolL2Tx(&tx)
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assert.Error(t, err)
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tx.Type = common.TxTypeTransfer
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var txID common.TxID
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txIDRaw, err := hex.DecodeString("02e66e24f7f25272906647c8fd1d7fe8acf3cf3e9b38ffc9f94bbb5090dc275073")
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assert.NoError(t, err)
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copy(txID[:], txIDRaw)
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tx.TxID = txID
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// Sign tx
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toSign, err := tx.HashToSign(0)
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assert.NoError(t, err)
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sig := sk.SignPoseidon(toSign)
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tx.Signature = sig.Compress()
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// Transform common.PoolL2Tx ==> testPoolTxSend
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txToSend := testPoolTxSend{
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TxID: tx.TxID,
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Type: tx.Type,
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TokenID: tx.TokenID,
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FromIdx: idxToHez(tx.FromIdx, "ETH"),
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Amount: tx.Amount.String(),
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Fee: tx.Fee,
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Nonce: tx.Nonce,
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Signature: tx.Signature,
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}
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// Send tx to the API
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jsonTxBytes, err := json.Marshal(txToSend)
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require.NoError(t, err)
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jsonTxReader := bytes.NewReader(jsonTxBytes)
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err = doBadReq("POST", apiURL+"transactions-pool", jsonTxReader, 400)
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require.NoError(t, err)
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// Clean historyDB: the added account shouldn't be there for other tests
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_, err = api.h.DB().DB.Exec("delete from account where idx = 4444")
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assert.NoError(t, err)
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}
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