139 lines
3.4 KiB
Go
139 lines
3.4 KiB
Go
/*
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This file is part of go-ethereum
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go-ethereum is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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go-ethereum is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
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*/
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/**
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* @authors:
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* Jeffrey Wilcke <i@jev.io>
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*/
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package main
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import (
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"bytes"
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"encoding/json"
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"io"
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"io/ioutil"
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"log"
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"os"
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"strings"
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"github.com/ethereum/go-ethereum/ethdb"
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"github.com/ethereum/go-ethereum/ethutil"
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"github.com/ethereum/go-ethereum/logger"
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"github.com/ethereum/go-ethereum/state"
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"github.com/ethereum/go-ethereum/tests/helper"
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)
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type Account struct {
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Balance string
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Code string
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Nonce string
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Storage map[string]string
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}
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func StateObjectFromAccount(db ethutil.Database, addr string, account Account) *state.StateObject {
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obj := state.NewStateObject(ethutil.Hex2Bytes(addr), db)
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obj.SetBalance(ethutil.Big(account.Balance))
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if ethutil.IsHex(account.Code) {
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account.Code = account.Code[2:]
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}
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obj.Code = ethutil.Hex2Bytes(account.Code)
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obj.Nonce = ethutil.Big(account.Nonce).Uint64()
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return obj
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}
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type VmTest struct {
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Callcreates interface{}
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Env map[string]string
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Exec map[string]string
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Gas string
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Out string
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Post map[string]Account
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Pre map[string]Account
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}
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func RunVmTest(r io.Reader) (failed int) {
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tests := make(map[string]VmTest)
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data, _ := ioutil.ReadAll(r)
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err := json.Unmarshal(data, &tests)
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if err != nil {
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log.Fatalln(err)
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}
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for name, test := range tests {
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db, _ := ethdb.NewMemDatabase()
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state := state.New(nil, db)
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for addr, account := range test.Pre {
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obj := StateObjectFromAccount(db, addr, account)
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state.SetStateObject(obj)
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}
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ret, _, gas, err := helper.RunVm(state, test.Env, test.Exec)
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// When an error is returned it doesn't always mean the tests fails.
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// Have to come up with some conditional failing mechanism.
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if err != nil {
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log.Println(err)
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}
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rexp := helper.FromHex(test.Out)
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if bytes.Compare(rexp, ret) != 0 {
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log.Printf("%s's return failed. Expected %x, got %x\n", name, rexp, ret)
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failed = 1
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}
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if len(test.Gas) == 0 && err == nil {
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log.Printf("0 gas indicates error but no error given by VM")
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failed = 1
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} else {
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gexp := ethutil.Big(test.Gas)
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if gexp.Cmp(gas) != 0 {
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log.Printf("%s's gas failed. Expected %v, got %v\n", name, gexp, gas)
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failed = 1
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}
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}
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for addr, account := range test.Post {
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obj := state.GetStateObject(helper.FromHex(addr))
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for addr, value := range account.Storage {
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v := obj.GetState(helper.FromHex(addr)).Bytes()
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vexp := helper.FromHex(value)
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if bytes.Compare(v, vexp) != 0 {
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log.Printf("%s's : (%x: %s) storage failed. Expected %x, got %x (%v %v)\n", name, obj.Address()[0:4], addr, vexp, v, ethutil.BigD(vexp), ethutil.BigD(v))
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failed = 1
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}
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}
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}
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logger.Flush()
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}
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return
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}
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func main() {
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helper.Logger.SetLogLevel(5)
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if len(os.Args) > 1 {
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os.Exit(RunVmTest(strings.NewReader(os.Args[1])))
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} else {
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os.Exit(RunVmTest(os.Stdin))
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}
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}
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