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package ethvm
import (
"bytes"
"log"
"testing"
"github.com/ethereum/eth-go/ethstate"
"github.com/ethereum/eth-go/ethutil"
"github.com/ethereum/eth-go/tests/helper"
)
type Account struct {
Balance string
Code string
Nonce string
Storage map[string]string
}
func StateObjectFromAccount(addr string, account Account) *ethstate.StateObject {
obj := ethstate.NewStateObject(ethutil.Hex2Bytes(addr))
obj.Balance = ethutil.Big(account.Balance)
if ethutil.IsHex(account.Code) {
account.Code = account.Code[2:]
}
obj.Code = ethutil.Hex2Bytes(account.Code)
obj.Nonce = ethutil.Big(account.Nonce).Uint64()
return obj
}
type VmTest struct {
Callcreates interface{}
Env map[string]string
Exec map[string]string
Gas string
Out string
Post map[string]Account
Pre map[string]Account
}
func TestRemote(t *testing.T) {
tests := make(map[string]VmTest)
err := helper.CreateTests("https://raw.githubusercontent.com/ethereum/tests/master/vmtests/vmSha3Test.json", &tests)
if err != nil {
log.Fatal(err)
}
for name, test := range tests {
state := ethstate.New(helper.NewTrie())
for addr, account := range test.Pre {
obj := StateObjectFromAccount(addr, account)
state.SetStateObject(obj)
}
ret, gas := helper.RunVm(state, test.Env, test.Exec)
rexp := helper.FromHex(test.Out)
if bytes.Compare(rexp, ret) != 0 {
t.Errorf("%s's return failed. Expected %x, got %x\n", name, rexp, ret)
}
gexp := ethutil.Big(test.Gas)
if gexp.Cmp(gas) != 0 {
t.Errorf("%s's gas failed. Expected %v, got %v\n", name, gexp, gas)
}
for addr, account := range test.Post {
obj := state.GetStateObject(helper.FromHex(addr))
for addr, value := range account.Storage {
v := obj.GetStorage(ethutil.BigD(helper.FromHex(addr))).Bytes()
vexp := helper.FromHex(value)
if bytes.Compare(v, vexp) != 0 {
t.Errorf("%s's : %s storage failed. Expected %x, get %x\n", name, addr, vexp, v)
}
}
}
}
}
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