Example #1
0
func RunVmTest(p string, t *testing.T) {

	tests := make(map[string]VmTest)
	helper.CreateFileTests(t, p, &tests)

	for name, test := range tests {
		/*
			vm.Debug = true
			glog.SetV(4)
			glog.SetToStderr(true)
			if name != "stackLimitPush32_1024" {
				continue
			}
		*/
		db, _ := ethdb.NewMemDatabase()
		statedb := state.New(common.Hash{}, db)
		for addr, account := range test.Pre {
			obj := StateObjectFromAccount(db, addr, account)
			statedb.SetStateObject(obj)
			for a, v := range account.Storage {
				obj.SetState(common.HexToHash(a), common.NewValue(helper.FromHex(v)))
			}
		}

		// XXX Yeah, yeah...
		env := make(map[string]string)
		env["currentCoinbase"] = test.Env.CurrentCoinbase
		env["currentDifficulty"] = test.Env.CurrentDifficulty
		env["currentGasLimit"] = test.Env.CurrentGasLimit
		env["currentNumber"] = test.Env.CurrentNumber
		env["previousHash"] = test.Env.PreviousHash
		if n, ok := test.Env.CurrentTimestamp.(float64); ok {
			env["currentTimestamp"] = strconv.Itoa(int(n))
		} else {
			env["currentTimestamp"] = test.Env.CurrentTimestamp.(string)
		}

		var (
			ret  []byte
			gas  *big.Int
			err  error
			logs state.Logs
		)

		isVmTest := len(test.Exec) > 0
		if isVmTest {
			ret, logs, gas, err = helper.RunVm(statedb, env, test.Exec)
		} else {
			ret, logs, gas, err = helper.RunState(statedb, env, test.Transaction)
		}

		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)
		}

		if isVmTest {
			if len(test.Gas) == 0 && err == nil {
				t.Errorf("%s's gas unspecified, indicating an error. VM returned (incorrectly) successfull", name)
			} else {
				gexp := common.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 := statedb.GetStateObject(common.HexToAddress(addr))
			if obj == nil {
				continue
			}

			if len(test.Exec) == 0 {
				if obj.Balance().Cmp(common.Big(account.Balance)) != 0 {
					t.Errorf("%s's : (%x) balance failed. Expected %v, got %v => %v\n", name, obj.Address().Bytes()[:4], account.Balance, obj.Balance(), new(big.Int).Sub(common.Big(account.Balance), obj.Balance()))
				}

				if obj.Nonce() != common.String2Big(account.Nonce).Uint64() {
					t.Errorf("%s's : (%x) nonce failed. Expected %v, got %v\n", name, obj.Address().Bytes()[:4], account.Nonce, obj.Nonce())
				}

			}

			for addr, value := range account.Storage {
				v := obj.GetState(common.HexToHash(addr)).Bytes()
				vexp := helper.FromHex(value)

				if bytes.Compare(v, vexp) != 0 {
					t.Errorf("%s's : (%x: %s) storage failed. Expected %x, got %x (%v %v)\n", name, obj.Address().Bytes()[0:4], addr, vexp, v, common.BigD(vexp), common.BigD(v))
				}
			}
		}

		if !isVmTest {
			statedb.Sync()
			//if !bytes.Equal(common.Hex2Bytes(test.PostStateRoot), statedb.Root()) {
			if common.HexToHash(test.PostStateRoot) != statedb.Root() {
				t.Errorf("%s's : Post state root error. Expected %s, got %x", name, test.PostStateRoot, statedb.Root())
			}
		}

		if len(test.Logs) > 0 {
			if len(test.Logs) != len(logs) {
				t.Errorf("log length mismatch. Expected %d, got %d", len(test.Logs), len(logs))
			} else {
				for i, log := range test.Logs {
					if common.HexToAddress(log.AddressF) != logs[i].Address {
						t.Errorf("'%s' log address expected %v got %x", name, log.AddressF, logs[i].Address)
					}

					if !bytes.Equal(logs[i].Data, helper.FromHex(log.DataF)) {
						t.Errorf("'%s' log data expected %v got %x", name, log.DataF, logs[i].Data)
					}

					if len(log.TopicsF) != len(logs[i].Topics) {
						t.Errorf("'%s' log topics length expected %d got %d", name, len(log.TopicsF), logs[i].Topics)
					} else {
						for j, topic := range log.TopicsF {
							if common.HexToHash(topic) != logs[i].Topics[j] {
								t.Errorf("'%s' log topic[%d] expected %v got %x", name, j, topic, logs[i].Topics[j])
							}
						}
					}
					genBloom := common.LeftPadBytes(types.LogsBloom(state.Logs{logs[i]}).Bytes(), 256)

					if !bytes.Equal(genBloom, common.Hex2Bytes(log.BloomF)) {
						t.Errorf("'%s' bloom mismatch", name)
					}
				}
			}
		}
		//fmt.Println(string(statedb.Dump()))
	}
	logger.Flush()
}
Example #2
0
func RunVmTest(r io.Reader) (failed int) {
	tests := make(map[string]VmTest)

	data, _ := ioutil.ReadAll(r)
	err := json.Unmarshal(data, &tests)
	if err != nil {
		log.Fatalln(err)
	}

	vm.Debug = true
	glog.SetV(4)
	glog.SetToStderr(true)
	for name, test := range tests {
		db, _ := ethdb.NewMemDatabase()
		statedb := state.New(common.Hash{}, db)
		for addr, account := range test.Pre {
			obj := StateObjectFromAccount(db, addr, account)
			statedb.SetStateObject(obj)
		}

		env := make(map[string]string)
		env["currentCoinbase"] = test.Env.CurrentCoinbase
		env["currentDifficulty"] = test.Env.CurrentDifficulty
		env["currentGasLimit"] = test.Env.CurrentGasLimit
		env["currentNumber"] = test.Env.CurrentNumber
		env["previousHash"] = test.Env.PreviousHash
		if n, ok := test.Env.CurrentTimestamp.(float64); ok {
			env["currentTimestamp"] = strconv.Itoa(int(n))
		} else {
			env["currentTimestamp"] = test.Env.CurrentTimestamp.(string)
		}

		ret, logs, _, _ := helper.RunState(statedb, env, test.Transaction)
		statedb.Sync()

		rexp := helper.FromHex(test.Out)
		if bytes.Compare(rexp, ret) != 0 {
			glog.V(logger.Info).Infof("%s's return failed. Expected %x, got %x\n", name, rexp, ret)
			failed = 1
		}

		for addr, account := range test.Post {
			obj := statedb.GetStateObject(common.HexToAddress(addr))
			if obj == nil {
				continue
			}

			if len(test.Exec) == 0 {
				if obj.Balance().Cmp(common.Big(account.Balance)) != 0 {
					glog.V(logger.Info).Infof("%s's : (%x) balance failed. Expected %v, got %v => %v\n", name, obj.Address().Bytes()[:4], account.Balance, obj.Balance(), new(big.Int).Sub(common.Big(account.Balance), obj.Balance()))
					failed = 1
				}
			}

			for addr, value := range account.Storage {
				v := obj.GetState(common.HexToHash(addr)).Bytes()
				vexp := helper.FromHex(value)

				if bytes.Compare(v, vexp) != 0 {
					glog.V(logger.Info).Infof("%s's : (%x: %s) storage failed. Expected %x, got %x (%v %v)\n", name, obj.Address().Bytes()[0:4], addr, vexp, v, common.BigD(vexp), common.BigD(v))
					failed = 1
				}
			}
		}

		statedb.Sync()
		//if !bytes.Equal(common.Hex2Bytes(test.PostStateRoot), statedb.Root()) {
		if common.HexToHash(test.PostStateRoot) != statedb.Root() {
			glog.V(logger.Info).Infof("%s's : Post state root failed. Expected %s, got %x", name, test.PostStateRoot, statedb.Root())
			failed = 1
		}

		if len(test.Logs) > 0 {
			if len(test.Logs) != len(logs) {
				glog.V(logger.Info).Infof("log length failed. Expected %d, got %d", len(test.Logs), len(logs))
				failed = 1
			} else {
				for i, log := range test.Logs {
					if common.HexToAddress(log.AddressF) != logs[i].Address {
						glog.V(logger.Info).Infof("'%s' log address failed. Expected %v got %x", name, log.AddressF, logs[i].Address)
						failed = 1
					}

					if !bytes.Equal(logs[i].Data, helper.FromHex(log.DataF)) {
						glog.V(logger.Info).Infof("'%s' log data failed. Expected %v got %x", name, log.DataF, logs[i].Data)
						failed = 1
					}

					if len(log.TopicsF) != len(logs[i].Topics) {
						glog.V(logger.Info).Infof("'%s' log topics length failed. Expected %d got %d", name, len(log.TopicsF), logs[i].Topics)
						failed = 1
					} else {
						for j, topic := range log.TopicsF {
							if common.HexToHash(topic) != logs[i].Topics[j] {
								glog.V(logger.Info).Infof("'%s' log topic[%d] failed. Expected %v got %x", name, j, topic, logs[i].Topics[j])
								failed = 1
							}
						}
					}
					genBloom := common.LeftPadBytes(types.LogsBloom(state.Logs{logs[i]}).Bytes(), 256)

					if !bytes.Equal(genBloom, common.Hex2Bytes(log.BloomF)) {
						glog.V(logger.Info).Infof("'%s' bloom failed.", name)
						failed = 1
					}
				}
			}
		}

		if failed == 1 {
			glog.V(logger.Info).Infoln(string(statedb.Dump()))
		}

		logger.Flush()
	}

	return
}