forked from mirror/go-ethereum
Taylor Gerring
10 years ago
parent
1b26d4f220
commit
7c6ef0ddac
@ -0,0 +1,181 @@ |
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package tests |
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import ( |
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"bytes" |
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// "errors"
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"fmt" |
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"math/big" |
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"strconv" |
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"testing" |
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"github.com/ethereum/go-ethereum/common" |
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"github.com/ethereum/go-ethereum/core" |
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"github.com/ethereum/go-ethereum/core/state" |
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"github.com/ethereum/go-ethereum/core/types" |
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"github.com/ethereum/go-ethereum/core/vm" |
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"github.com/ethereum/go-ethereum/crypto" |
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"github.com/ethereum/go-ethereum/ethdb" |
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// "github.com/ethereum/go-ethereum/logger"
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) |
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func RunStateTest(p string, t *testing.T) { |
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tests := make(map[string]VmTest) |
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CreateFileTests(t, p, &tests) |
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for name, test := range tests { |
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/* |
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vm.Debug = true |
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glog.SetV(4) |
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glog.SetToStderr(true) |
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if name != "Call50000_sha256" { |
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continue |
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} |
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*/ |
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db, _ := ethdb.NewMemDatabase() |
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statedb := state.New(common.Hash{}, db) |
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for addr, account := range test.Pre { |
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obj := StateObjectFromAccount(db, addr, account) |
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statedb.SetStateObject(obj) |
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for a, v := range account.Storage { |
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obj.SetState(common.HexToHash(a), common.NewValue(common.FromHex(v))) |
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} |
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} |
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// XXX Yeah, yeah...
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env := make(map[string]string) |
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env["currentCoinbase"] = test.Env.CurrentCoinbase |
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env["currentDifficulty"] = test.Env.CurrentDifficulty |
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env["currentGasLimit"] = test.Env.CurrentGasLimit |
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env["currentNumber"] = test.Env.CurrentNumber |
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env["previousHash"] = test.Env.PreviousHash |
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if n, ok := test.Env.CurrentTimestamp.(float64); ok { |
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env["currentTimestamp"] = strconv.Itoa(int(n)) |
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} else { |
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env["currentTimestamp"] = test.Env.CurrentTimestamp.(string) |
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} |
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var ( |
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ret []byte |
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// gas *big.Int
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// err error
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logs state.Logs |
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) |
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ret, logs, _, _ = RunState(statedb, env, test.Transaction) |
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switch name { |
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// the memory required for these tests (4294967297 bytes) would take too much time.
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// on 19 May 2015 decided to skip these tests their output.
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case "mload32bitBound_return", "mload32bitBound_return2": |
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default: |
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rexp := common.FromHex(test.Out) |
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if bytes.Compare(rexp, ret) != 0 { |
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t.Errorf("%s's return failed. Expected %x, got %x\n", name, rexp, ret) |
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} |
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} |
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for addr, account := range test.Post { |
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obj := statedb.GetStateObject(common.HexToAddress(addr)) |
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if obj == nil { |
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continue |
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} |
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// if len(test.Exec) == 0 {
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if obj.Balance().Cmp(common.Big(account.Balance)) != 0 { |
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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())) |
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} |
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// if obj.Nonce() != common.String2Big(account.Nonce).Uint64() {
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// t.Errorf("%s's : (%x) nonce failed. Expected %v, got %v\n", name, obj.Address().Bytes()[:4], account.Nonce, obj.Nonce())
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// }
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// }
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for addr, value := range account.Storage { |
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v := obj.GetState(common.HexToHash(addr)).Bytes() |
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vexp := common.FromHex(value) |
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if bytes.Compare(v, vexp) != 0 { |
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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)) |
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} |
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} |
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} |
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statedb.Sync() |
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//if !bytes.Equal(common.Hex2Bytes(test.PostStateRoot), statedb.Root()) {
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if common.HexToHash(test.PostStateRoot) != statedb.Root() { |
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t.Errorf("%s's : Post state root error. Expected %s, got %x", name, test.PostStateRoot, statedb.Root()) |
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} |
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if len(test.Logs) > 0 { |
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if len(test.Logs) != len(logs) { |
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t.Errorf("log length mismatch. Expected %d, got %d", len(test.Logs), len(logs)) |
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} else { |
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for i, log := range test.Logs { |
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if common.HexToAddress(log.AddressF) != logs[i].Address { |
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t.Errorf("'%s' log address expected %v got %x", name, log.AddressF, logs[i].Address) |
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} |
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if !bytes.Equal(logs[i].Data, common.FromHex(log.DataF)) { |
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t.Errorf("'%s' log data expected %v got %x", name, log.DataF, logs[i].Data) |
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} |
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if len(log.TopicsF) != len(logs[i].Topics) { |
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t.Errorf("'%s' log topics length expected %d got %d", name, len(log.TopicsF), logs[i].Topics) |
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} else { |
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for j, topic := range log.TopicsF { |
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if common.HexToHash(topic) != logs[i].Topics[j] { |
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t.Errorf("'%s' log topic[%d] expected %v got %x", name, j, topic, logs[i].Topics[j]) |
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} |
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} |
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} |
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genBloom := common.LeftPadBytes(types.LogsBloom(state.Logs{logs[i]}).Bytes(), 256) |
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if !bytes.Equal(genBloom, common.Hex2Bytes(log.BloomF)) { |
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t.Errorf("'%s' bloom mismatch", name) |
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} |
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} |
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} |
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} |
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fmt.Println("State test passed: ", name) |
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//fmt.Println(string(statedb.Dump()))
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} |
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// logger.Flush()
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} |
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func RunState(statedb *state.StateDB, env, tx map[string]string) ([]byte, state.Logs, *big.Int, error) { |
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var ( |
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keyPair, _ = crypto.NewKeyPairFromSec([]byte(common.Hex2Bytes(tx["secretKey"]))) |
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data = common.FromHex(tx["data"]) |
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gas = common.Big(tx["gasLimit"]) |
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price = common.Big(tx["gasPrice"]) |
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value = common.Big(tx["value"]) |
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nonce = common.Big(tx["nonce"]).Uint64() |
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caddr = common.HexToAddress(env["currentCoinbase"]) |
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) |
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var to *common.Address |
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if len(tx["to"]) > 2 { |
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t := common.HexToAddress(tx["to"]) |
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to = &t |
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} |
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// Set pre compiled contracts
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vm.Precompiled = vm.PrecompiledContracts() |
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snapshot := statedb.Copy() |
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coinbase := statedb.GetOrNewStateObject(caddr) |
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coinbase.SetGasPool(common.Big(env["currentGasLimit"])) |
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message := NewMessage(common.BytesToAddress(keyPair.Address()), to, data, value, gas, price, nonce) |
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vmenv := NewEnvFromMap(statedb, env, tx) |
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vmenv.origin = common.BytesToAddress(keyPair.Address()) |
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ret, _, err := core.ApplyMessage(vmenv, message, coinbase) |
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if core.IsNonceErr(err) || core.IsInvalidTxErr(err) { |
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statedb.Set(snapshot) |
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} |
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statedb.Update() |
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return ret, vmenv.state.Logs(), vmenv.Gas, err |
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} |
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@ -1,220 +0,0 @@ |
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package tests |
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import ( |
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"errors" |
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"math/big" |
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"github.com/ethereum/go-ethereum/common" |
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"github.com/ethereum/go-ethereum/core" |
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"github.com/ethereum/go-ethereum/core/state" |
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"github.com/ethereum/go-ethereum/core/vm" |
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"github.com/ethereum/go-ethereum/crypto" |
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) |
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type Env struct { |
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depth int |
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state *state.StateDB |
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skipTransfer bool |
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initial bool |
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Gas *big.Int |
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origin common.Address |
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//parent common.Hash
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coinbase common.Address |
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number *big.Int |
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time int64 |
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difficulty *big.Int |
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gasLimit *big.Int |
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vmTest bool |
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logs []vm.StructLog |
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} |
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func NewEnv(state *state.StateDB) *Env { |
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return &Env{ |
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state: state, |
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} |
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} |
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func (self *Env) StructLogs() []vm.StructLog { |
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return self.logs |
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} |
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func (self *Env) AddStructLog(log vm.StructLog) { |
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self.logs = append(self.logs, log) |
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} |
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func NewEnvFromMap(state *state.StateDB, envValues map[string]string, exeValues map[string]string) *Env { |
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env := NewEnv(state) |
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env.origin = common.HexToAddress(exeValues["caller"]) |
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//env.parent = common.Hex2Bytes(envValues["previousHash"])
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env.coinbase = common.HexToAddress(envValues["currentCoinbase"]) |
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env.number = common.Big(envValues["currentNumber"]) |
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env.time = common.Big(envValues["currentTimestamp"]).Int64() |
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env.difficulty = common.Big(envValues["currentDifficulty"]) |
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env.gasLimit = common.Big(envValues["currentGasLimit"]) |
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env.Gas = new(big.Int) |
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return env |
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} |
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func (self *Env) Origin() common.Address { return self.origin } |
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func (self *Env) BlockNumber() *big.Int { return self.number } |
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//func (self *Env) PrevHash() []byte { return self.parent }
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func (self *Env) Coinbase() common.Address { return self.coinbase } |
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func (self *Env) Time() int64 { return self.time } |
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func (self *Env) Difficulty() *big.Int { return self.difficulty } |
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func (self *Env) State() *state.StateDB { return self.state } |
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func (self *Env) GasLimit() *big.Int { return self.gasLimit } |
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func (self *Env) VmType() vm.Type { return vm.StdVmTy } |
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func (self *Env) GetHash(n uint64) common.Hash { |
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return common.BytesToHash(crypto.Sha3([]byte(big.NewInt(int64(n)).String()))) |
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} |
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func (self *Env) AddLog(log *state.Log) { |
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self.state.AddLog(log) |
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} |
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func (self *Env) Depth() int { return self.depth } |
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func (self *Env) SetDepth(i int) { self.depth = i } |
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func (self *Env) Transfer(from, to vm.Account, amount *big.Int) error { |
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if self.skipTransfer { |
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// ugly hack
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if self.initial { |
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self.initial = false |
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return nil |
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} |
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if from.Balance().Cmp(amount) < 0 { |
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return errors.New("Insufficient balance in account") |
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} |
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return nil |
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} |
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return vm.Transfer(from, to, amount) |
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} |
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func (self *Env) vm(addr *common.Address, data []byte, gas, price, value *big.Int) *core.Execution { |
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exec := core.NewExecution(self, addr, data, gas, price, value) |
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return exec |
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} |
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func (self *Env) Call(caller vm.ContextRef, addr common.Address, data []byte, gas, price, value *big.Int) ([]byte, error) { |
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if self.vmTest && self.depth > 0 { |
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caller.ReturnGas(gas, price) |
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return nil, nil |
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} |
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exe := self.vm(&addr, data, gas, price, value) |
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ret, err := exe.Call(addr, caller) |
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self.Gas = exe.Gas |
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return ret, err |
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} |
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func (self *Env) CallCode(caller vm.ContextRef, addr common.Address, data []byte, gas, price, value *big.Int) ([]byte, error) { |
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if self.vmTest && self.depth > 0 { |
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caller.ReturnGas(gas, price) |
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return nil, nil |
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} |
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caddr := caller.Address() |
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exe := self.vm(&caddr, data, gas, price, value) |
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return exe.Call(addr, caller) |
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} |
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func (self *Env) Create(caller vm.ContextRef, data []byte, gas, price, value *big.Int) ([]byte, error, vm.ContextRef) { |
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exe := self.vm(nil, data, gas, price, value) |
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if self.vmTest { |
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caller.ReturnGas(gas, price) |
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nonce := self.state.GetNonce(caller.Address()) |
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obj := self.state.GetOrNewStateObject(crypto.CreateAddress(caller.Address(), nonce)) |
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return nil, nil, obj |
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} else { |
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return exe.Create(caller) |
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} |
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} |
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func RunVm(state *state.StateDB, env, exec map[string]string) ([]byte, state.Logs, *big.Int, error) { |
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var ( |
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to = common.HexToAddress(exec["address"]) |
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from = common.HexToAddress(exec["caller"]) |
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data = common.FromHex(exec["data"]) |
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gas = common.Big(exec["gas"]) |
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price = common.Big(exec["gasPrice"]) |
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value = common.Big(exec["value"]) |
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) |
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// Reset the pre-compiled contracts for VM tests.
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vm.Precompiled = make(map[string]*vm.PrecompiledAccount) |
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caller := state.GetOrNewStateObject(from) |
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vmenv := NewEnvFromMap(state, env, exec) |
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vmenv.vmTest = true |
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vmenv.skipTransfer = true |
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vmenv.initial = true |
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ret, err := vmenv.Call(caller, to, data, gas, price, value) |
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return ret, vmenv.state.Logs(), vmenv.Gas, err |
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} |
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func RunState(statedb *state.StateDB, env, tx map[string]string) ([]byte, state.Logs, *big.Int, error) { |
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var ( |
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keyPair, _ = crypto.NewKeyPairFromSec([]byte(common.Hex2Bytes(tx["secretKey"]))) |
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data = common.FromHex(tx["data"]) |
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gas = common.Big(tx["gasLimit"]) |
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price = common.Big(tx["gasPrice"]) |
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value = common.Big(tx["value"]) |
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nonce = common.Big(tx["nonce"]).Uint64() |
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caddr = common.HexToAddress(env["currentCoinbase"]) |
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) |
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var to *common.Address |
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if len(tx["to"]) > 2 { |
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t := common.HexToAddress(tx["to"]) |
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to = &t |
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} |
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// Set pre compiled contracts
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vm.Precompiled = vm.PrecompiledContracts() |
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snapshot := statedb.Copy() |
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coinbase := statedb.GetOrNewStateObject(caddr) |
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coinbase.SetGasPool(common.Big(env["currentGasLimit"])) |
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message := NewMessage(common.BytesToAddress(keyPair.Address()), to, data, value, gas, price, nonce) |
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vmenv := NewEnvFromMap(statedb, env, tx) |
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vmenv.origin = common.BytesToAddress(keyPair.Address()) |
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ret, _, err := core.ApplyMessage(vmenv, message, coinbase) |
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if core.IsNonceErr(err) || core.IsInvalidTxErr(err) || state.IsGasLimitErr(err) { |
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statedb.Set(snapshot) |
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} |
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statedb.Update() |
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return ret, vmenv.state.Logs(), vmenv.Gas, err |
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} |
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type Message struct { |
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from common.Address |
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to *common.Address |
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value, gas, price *big.Int |
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data []byte |
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nonce uint64 |
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} |
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func NewMessage(from common.Address, to *common.Address, data []byte, value, gas, price *big.Int, nonce uint64) Message { |
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return Message{from, to, value, gas, price, data, nonce} |
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} |
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func (self Message) Hash() []byte { return nil } |
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func (self Message) From() (common.Address, error) { return self.from, nil } |
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func (self Message) To() *common.Address { return self.to } |
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func (self Message) GasPrice() *big.Int { return self.price } |
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func (self Message) Gas() *big.Int { return self.gas } |
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func (self Message) Value() *big.Int { return self.value } |
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func (self Message) Nonce() uint64 { return self.nonce } |
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func (self Message) Data() []byte { return self.data } |
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