diff options
Diffstat (limited to 'tests/state_test_util.go')
| -rw-r--r-- | tests/state_test_util.go | 181 |
1 files changed, 181 insertions, 0 deletions
diff --git a/tests/state_test_util.go b/tests/state_test_util.go new file mode 100644 index 000000000..1f481147e --- /dev/null +++ b/tests/state_test_util.go @@ -0,0 +1,181 @@ +package tests + +import ( + "bytes" + // "errors" + "fmt" + "math/big" + "strconv" + "testing" + + "github.com/ethereum/go-ethereum/common" + "github.com/ethereum/go-ethereum/core" + "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/crypto" + "github.com/ethereum/go-ethereum/ethdb" + // "github.com/ethereum/go-ethereum/logger" +) + +func RunStateTest(p string, t *testing.T) { + + tests := make(map[string]VmTest) + CreateFileTests(t, p, &tests) + + for name, test := range tests { + /* + vm.Debug = true + glog.SetV(4) + glog.SetToStderr(true) + if name != "Call50000_sha256" { + 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(common.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 + ) + + ret, logs, _, _ = RunState(statedb, env, test.Transaction) + + switch name { + // the memory required for these tests (4294967297 bytes) would take too much time. + // on 19 May 2015 decided to skip these tests their output. + case "mload32bitBound_return", "mload32bitBound_return2": + default: + rexp := common.FromHex(test.Out) + if bytes.Compare(rexp, ret) != 0 { + t.Errorf("%s's return failed. Expected %x, got %x\n", name, rexp, ret) + } + } + + 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 := common.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)) + } + } + } + + 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, common.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("State test passed: ", name) + //fmt.Println(string(statedb.Dump())) + } + // logger.Flush() +} + +func RunState(statedb *state.StateDB, env, tx map[string]string) ([]byte, state.Logs, *big.Int, error) { + var ( + keyPair, _ = crypto.NewKeyPairFromSec([]byte(common.Hex2Bytes(tx["secretKey"]))) + data = common.FromHex(tx["data"]) + gas = common.Big(tx["gasLimit"]) + price = common.Big(tx["gasPrice"]) + value = common.Big(tx["value"]) + nonce = common.Big(tx["nonce"]).Uint64() + caddr = common.HexToAddress(env["currentCoinbase"]) + ) + + var to *common.Address + if len(tx["to"]) > 2 { + t := common.HexToAddress(tx["to"]) + to = &t + } + // Set pre compiled contracts + vm.Precompiled = vm.PrecompiledContracts() + + snapshot := statedb.Copy() + coinbase := statedb.GetOrNewStateObject(caddr) + coinbase.SetGasPool(common.Big(env["currentGasLimit"])) + + message := NewMessage(common.BytesToAddress(keyPair.Address()), to, data, value, gas, price, nonce) + vmenv := NewEnvFromMap(statedb, env, tx) + vmenv.origin = common.BytesToAddress(keyPair.Address()) + ret, _, err := core.ApplyMessage(vmenv, message, coinbase) + if core.IsNonceErr(err) || core.IsInvalidTxErr(err) { + statedb.Set(snapshot) + } + statedb.Update() + + return ret, vmenv.state.Logs(), vmenv.Gas, err +} |