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-rw-r--r--cmd/ethtest/main.go229
1 files changed, 229 insertions, 0 deletions
diff --git a/cmd/ethtest/main.go b/cmd/ethtest/main.go
new file mode 100644
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--- /dev/null
+++ b/cmd/ethtest/main.go
@@ -0,0 +1,229 @@
+/*
+ This file is part of go-ethereum
+
+ go-ethereum is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ go-ethereum is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
+*/
+/**
+ * @authors:
+ * Jeffrey Wilcke <i@jev.io>
+ */
+
+package main
+
+import (
+ "bytes"
+ "encoding/json"
+ "io"
+ "io/ioutil"
+ "log"
+ "math/big"
+ "os"
+ "strconv"
+ "strings"
+
+ "github.com/ethereum/go-ethereum/common"
+ "github.com/ethereum/go-ethereum/core/state"
+ "github.com/ethereum/go-ethereum/core/types"
+ "github.com/ethereum/go-ethereum/core/vm"
+ "github.com/ethereum/go-ethereum/ethdb"
+ "github.com/ethereum/go-ethereum/logger"
+ "github.com/ethereum/go-ethereum/tests/helper"
+)
+
+type Log struct {
+ AddressF string `json:"address"`
+ DataF string `json:"data"`
+ TopicsF []string `json:"topics"`
+ BloomF string `json:"bloom"`
+}
+
+func (self Log) Address() []byte { return common.Hex2Bytes(self.AddressF) }
+func (self Log) Data() []byte { return common.Hex2Bytes(self.DataF) }
+func (self Log) RlpData() interface{} { return nil }
+func (self Log) Topics() [][]byte {
+ t := make([][]byte, len(self.TopicsF))
+ for i, topic := range self.TopicsF {
+ t[i] = common.Hex2Bytes(topic)
+ }
+ return t
+}
+
+type Account struct {
+ Balance string
+ Code string
+ Nonce string
+ Storage map[string]string
+}
+
+func StateObjectFromAccount(db common.Database, addr string, account Account) *state.StateObject {
+ obj := state.NewStateObject(common.HexToAddress(addr), db)
+ obj.SetBalance(common.Big(account.Balance))
+
+ if common.IsHex(account.Code) {
+ account.Code = account.Code[2:]
+ }
+ obj.SetCode(common.Hex2Bytes(account.Code))
+ obj.SetNonce(common.Big(account.Nonce).Uint64())
+
+ return obj
+}
+
+type VmTest struct {
+ Callcreates interface{}
+ Env Env
+ Exec map[string]string
+ Transaction map[string]string
+ Logs []Log
+ Gas string
+ Out string
+ Post map[string]Account
+ Pre map[string]Account
+ PostStateRoot string
+}
+
+type Env struct {
+ CurrentCoinbase string
+ CurrentDifficulty string
+ CurrentGasLimit string
+ CurrentNumber string
+ CurrentTimestamp interface{}
+ PreviousHash string
+}
+
+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)
+ }
+
+ 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 {
+ helper.Log.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 {
+ helper.Log.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 {
+ helper.Log.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() {
+ helper.Log.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) {
+ helper.Log.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() {
+ helper.Log.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)) {
+ helper.Log.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()) {
+ helper.Log.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] {
+ helper.Log.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)) {
+ helper.Log.Infof("'%s' bloom failed.", name)
+ failed = 1
+ }
+ }
+ }
+ }
+
+ if failed == 1 {
+ helper.Log.Infoln(string(statedb.Dump()))
+ }
+
+ logger.Flush()
+ }
+
+ return
+}
+
+func main() {
+ helper.Logger.SetLogLevel(5)
+ vm.Debug = true
+
+ if len(os.Args) > 1 {
+ os.Exit(RunVmTest(strings.NewReader(os.Args[1])))
+ } else {
+ os.Exit(RunVmTest(os.Stdin))
+ }
+}