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340 lines
9.8 KiB
340 lines
9.8 KiB
package natspec
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import (
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"io/ioutil"
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"math/big"
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"os"
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"testing"
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"github.com/ethereum/go-ethereum/accounts"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/common/docserver"
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"github.com/ethereum/go-ethereum/common/resolver"
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"github.com/ethereum/go-ethereum/core"
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"github.com/ethereum/go-ethereum/core/state"
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"github.com/ethereum/go-ethereum/crypto"
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"github.com/ethereum/go-ethereum/eth"
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"github.com/ethereum/go-ethereum/rpc"
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xe "github.com/ethereum/go-ethereum/xeth"
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)
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type testFrontend struct {
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t *testing.T
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ethereum *eth.Ethereum
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xeth *xe.XEth
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api *rpc.EthereumApi
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coinbase string
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stateDb *state.StateDB
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txc uint64
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lastConfirm string
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makeNatSpec bool
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}
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const (
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testAccount = "e273f01c99144c438695e10f24926dc1f9fbf62d"
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testBalance = "1000000000000"
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)
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const testFileName = "long_file_name_for_testing_registration_of_URLs_longer_than_32_bytes.content"
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const testNotice = "Register key `utils.toHex(_key)` <- content `utils.toHex(_content)`"
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const testExpNotice = "Register key 0xadd1a7d961cff0242089674ec2ef6fca671ab15e1fe80e38859fc815b98d88ab <- content 0xc00d5bcc872e17813df6ec5c646bb281a6e2d3b454c2c400c78192adf3344af9"
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const testExpNotice2 = `About to submit transaction (NatSpec notice error "abi key does not match any method"): {"id":6,"jsonrpc":"2.0","method":"eth_transact","params":[{"from":"0xe273f01c99144c438695e10f24926dc1f9fbf62d","to":"0xb737b91f8e95cf756766fc7c62c9a8ff58470381","value":"100000000000","gas":"100000","gasPrice":"100000","data":"0x31e12c20"}]}`
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const testExpNotice3 = `About to submit transaction (no NatSpec info found for contract): {"id":6,"jsonrpc":"2.0","method":"eth_transact","params":[{"from":"0xe273f01c99144c438695e10f24926dc1f9fbf62d","to":"0x8b839ad85686967a4f418eccc81962eaee314ac3","value":"100000000000","gas":"100000","gasPrice":"100000","data":"0x300a3bbfc00d5bcc872e17813df6ec5c646bb281a6e2d3b454c2c400c78192adf3344af900000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000000000"}]}`
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const testUserDoc = `
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{
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"source": "...",
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"language": "Solidity",
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"languageVersion": 1,
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"methods": {
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"register(uint256,uint256)": {
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"notice": "` + testNotice + `"
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}
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},
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"invariants": [
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{ "notice": "" }
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],
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"construction": [
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{ "notice": "" }
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]
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}
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`
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const testABI = `
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[{
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"name": "register",
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"constant": false,
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"type": "function",
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"inputs": [{
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"name": "_key",
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"type": "uint256"
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}, {
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"name": "_content",
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"type": "uint256"
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}],
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"outputs": []
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}]
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`
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const testDocs = `
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{
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"userdoc": ` + testUserDoc + `,
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"abi": ` + testABI + `
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}
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`
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func (f *testFrontend) UnlockAccount(acc []byte) bool {
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f.t.Logf("Unlocking account %v\n", common.Bytes2Hex(acc))
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f.ethereum.AccountManager().Unlock(acc, "password")
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return true
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}
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func (f *testFrontend) ConfirmTransaction(tx string) bool {
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//f.t.Logf("ConfirmTransaction called tx = %v", tx)
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if f.makeNatSpec {
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ds, err := docserver.New("/tmp/")
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if err != nil {
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f.t.Errorf("Error creating DocServer: %v", err)
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}
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f.lastConfirm = GetNotice(f.xeth, tx, ds)
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}
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return true
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}
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var port = 30300
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func testEth(t *testing.T) (ethereum *eth.Ethereum, err error) {
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os.RemoveAll("/tmp/eth-natspec/")
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err = os.MkdirAll("/tmp/eth-natspec/keys/e273f01c99144c438695e10f24926dc1f9fbf62d/", os.ModePerm)
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if err != nil {
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t.Errorf("%v", err)
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return
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}
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err = os.MkdirAll("/tmp/eth-natspec/data", os.ModePerm)
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if err != nil {
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t.Errorf("%v", err)
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return
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}
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ks := crypto.NewKeyStorePlain("/tmp/eth-natspec/keys")
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ioutil.WriteFile("/tmp/eth-natspec/keys/e273f01c99144c438695e10f24926dc1f9fbf62d/e273f01c99144c438695e10f24926dc1f9fbf62d",
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[]byte(`{"Id":"RhRXD+fNRKS4jx+7ZfEsNA==","Address":"4nPwHJkUTEOGleEPJJJtwfn79i0=","PrivateKey":"h4ACVpe74uIvi5Cg/2tX/Yrm2xdr3J7QoMbMtNX2CNc="}`), os.ModePerm)
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port++
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ethereum, err = eth.New(ð.Config{
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DataDir: "/tmp/eth-natspec",
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AccountManager: accounts.NewManager(ks),
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Name: "test",
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})
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if err != nil {
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t.Errorf("%v", err)
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return
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}
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return
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}
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func testInit(t *testing.T) (self *testFrontend) {
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core.GenesisData = []byte(`{
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"` + testAccount + `": {"balance": "` + testBalance + `"}
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}`)
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ethereum, err := testEth(t)
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if err != nil {
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t.Errorf("error creating ethereum: %v", err)
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return
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}
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err = ethereum.Start()
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if err != nil {
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t.Errorf("error starting ethereum: %v", err)
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return
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}
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self = &testFrontend{t: t, ethereum: ethereum}
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self.xeth = xe.New(ethereum, self)
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self.api = rpc.NewEthereumApi(self.xeth)
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addr := self.xeth.Coinbase()
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self.coinbase = addr
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if addr != "0x"+testAccount {
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t.Errorf("CoinBase %v does not match TestAccount 0x%v", addr, testAccount)
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}
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t.Logf("CoinBase is %v", addr)
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balance := self.xeth.BalanceAt(testAccount)
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/*if balance != core.TestBalance {
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t.Errorf("Balance %v does not match TestBalance %v", balance, core.TestBalance)
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}*/
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t.Logf("Balance is %v", balance)
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self.stateDb = self.ethereum.ChainManager().State().Copy()
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return
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}
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func (self *testFrontend) insertTx(addr, contract, fnsig string, args []string) {
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//cb := common.HexToAddress(self.coinbase)
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//coinbase := self.ethereum.ChainManager().State().GetStateObject(cb)
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hash := common.Bytes2Hex(crypto.Sha3([]byte(fnsig)))
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data := "0x" + hash[0:8]
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for _, arg := range args {
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data = data + common.Bytes2Hex(common.Hex2BytesFixed(arg, 32))
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}
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self.t.Logf("Tx data: %v", data)
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jsontx := `
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[{
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"from": "` + addr + `",
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"to": "` + contract + `",
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"value": "100000000000",
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"gas": "100000",
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"gasPrice": "100000",
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"data": "` + data + `"
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}]
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`
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req := &rpc.RpcRequest{
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Jsonrpc: "2.0",
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Method: "eth_transact",
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Params: []byte(jsontx),
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Id: 6,
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}
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var reply interface{}
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err0 := self.api.GetRequestReply(req, &reply)
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if err0 != nil {
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self.t.Errorf("GetRequestReply error: %v", err0)
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}
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//self.xeth.Transact(addr, contract, "100000000000", "100000", "100000", data)
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}
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func (self *testFrontend) applyTxs() {
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cb := common.HexToAddress(self.coinbase)
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block := self.ethereum.ChainManager().NewBlock(cb)
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coinbase := self.stateDb.GetStateObject(cb)
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coinbase.SetGasPool(big.NewInt(10000000))
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txs := self.ethereum.TxPool().GetQueuedTransactions()
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for i := 0; i < len(txs); i++ {
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for _, tx := range txs {
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//self.t.Logf("%v %v %v", i, tx.Nonce(), self.txc)
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if tx.Nonce() == self.txc {
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_, gas, err := core.ApplyMessage(core.NewEnv(self.stateDb, self.ethereum.ChainManager(), tx, block), tx, coinbase)
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//self.ethereum.TxPool().RemoveSet([]*types.Transaction{tx})
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self.t.Logf("ApplyMessage: gas %v err %v", gas, err)
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self.txc++
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}
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}
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}
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//self.ethereum.TxPool().RemoveSet(txs)
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self.xeth = self.xeth.WithState(self.stateDb)
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}
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func (self *testFrontend) registerURL(hash common.Hash, url string) {
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hashHex := common.Bytes2Hex(hash[:])
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urlBytes := []byte(url)
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var bb bool = true
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var cnt byte
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for bb {
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bb = len(urlBytes) > 0
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urlb := urlBytes
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if len(urlb) > 32 {
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urlb = urlb[:32]
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}
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urlHex := common.Bytes2Hex(urlb)
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self.insertTx(self.coinbase, resolver.URLHintContractAddress, "register(uint256,uint8,uint256)", []string{hashHex, common.Bytes2Hex([]byte{cnt}), urlHex})
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if len(urlBytes) > 32 {
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urlBytes = urlBytes[32:]
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} else {
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urlBytes = nil
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}
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cnt++
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}
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}
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func (self *testFrontend) setOwner() {
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self.insertTx(self.coinbase, resolver.HashRegContractAddress, "setowner()", []string{})
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/*owner := self.xeth.StorageAt("0x"+resolver.HashRegContractAddress, "0x0000000000000000000000000000000000000000000000000000000000000000")
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self.t.Logf("owner = %v", owner)
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if owner != self.coinbase {
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self.t.Errorf("setowner() unsuccessful, owner != coinbase")
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}*/
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}
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func (self *testFrontend) registerNatSpec(codehash, dochash common.Hash) {
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codeHex := common.Bytes2Hex(codehash[:])
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docHex := common.Bytes2Hex(dochash[:])
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self.insertTx(self.coinbase, resolver.HashRegContractAddress, "register(uint256,uint256)", []string{codeHex, docHex})
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}
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func (self *testFrontend) testResolver() *resolver.Resolver {
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return resolver.New(self.xeth, resolver.URLHintContractAddress, resolver.HashRegContractAddress)
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}
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func TestNatspecE2E(t *testing.T) {
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tf := testInit(t)
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defer tf.ethereum.Stop()
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resolver.CreateContracts(tf.xeth, testAccount)
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t.Logf("URLHint contract registered at %v", resolver.URLHintContractAddress)
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t.Logf("HashReg contract registered at %v", resolver.HashRegContractAddress)
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tf.applyTxs()
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ioutil.WriteFile("/tmp/"+testFileName, []byte(testDocs), os.ModePerm)
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dochash := common.BytesToHash(crypto.Sha3([]byte(testDocs)))
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codehex := tf.xeth.CodeAt(resolver.HashRegContractAddress)
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codehash := common.BytesToHash(crypto.Sha3(common.Hex2Bytes(codehex[2:])))
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tf.setOwner()
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tf.registerNatSpec(codehash, dochash)
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tf.registerURL(dochash, "file:///"+testFileName)
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tf.applyTxs()
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chash, err := tf.testResolver().KeyToContentHash(codehash)
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if err != nil {
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t.Errorf("Can't find content hash")
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}
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t.Logf("chash = %x err = %v", chash, err)
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url, err2 := tf.testResolver().ContentHashToUrl(dochash)
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if err2 != nil {
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t.Errorf("Can't find URL hint")
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}
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t.Logf("url = %v err = %v", url, err2)
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// NatSpec info for register method of HashReg contract installed
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// now using the same transactions to check confirm messages
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tf.makeNatSpec = true
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tf.registerNatSpec(codehash, dochash)
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t.Logf("Confirm message: %v\n", tf.lastConfirm)
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if tf.lastConfirm != testExpNotice {
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t.Errorf("Wrong confirm message, expected '%v', got '%v'", testExpNotice, tf.lastConfirm)
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}
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tf.setOwner()
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t.Logf("Confirm message for unknown method: %v\n", tf.lastConfirm)
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if tf.lastConfirm != testExpNotice2 {
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t.Errorf("Wrong confirm message, expected '%v', got '%v'", testExpNotice2, tf.lastConfirm)
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}
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tf.registerURL(dochash, "file:///test.content")
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t.Logf("Confirm message for unknown contract: %v\n", tf.lastConfirm)
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if tf.lastConfirm != testExpNotice3 {
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t.Errorf("Wrong confirm message, expected '%v', got '%v'", testExpNotice3, tf.lastConfirm)
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}
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}
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