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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| 
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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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| 
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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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| 
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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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| 
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| package main
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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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| 	return obj
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| }
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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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| 
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| func RunVmTest(r io.Reader) (failed int) {
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| 	tests := make(map[string]VmTest)
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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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| 		logger.Flush()
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| 	}
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| 
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| 	return
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| }
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| 
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| func main() {
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| 	helper.Logger.SetLogLevel(5)
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| 
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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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