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consensus, core, tests: implement Metropolis EIP 649

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This commit is contained in:
Péter Szilágyi
2017-08-24 12:26:06 +03:00
parent 3c48a25762
commit b872961ec8
8 changed files with 50 additions and 129 deletions
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56
tests/state_test_util.go
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@ -17,12 +17,10 @@
package tests
import (
"bytes"
"encoding/hex"
"encoding/json"
"fmt"
"math/big"
"reflect"
"strings"
"github.com/ethereum/go-ethereum/common"
@ -33,8 +31,10 @@ import (
"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/crypto/sha3"
"github.com/ethereum/go-ethereum/ethdb"
"github.com/ethereum/go-ethereum/params"
"github.com/ethereum/go-ethereum/rlp"
)
// StateTest checks transaction processing without block context.
@ -63,7 +63,7 @@ type stJSON struct {
type stPostState struct {
Root common.UnprefixedHash `json:"hash"`
Logs *[]stLog `json:"logs"`
Logs common.UnprefixedHash `json:"logs"`
Indexes struct {
Data int `json:"data"`
Gas int `json:"gas"`
@ -108,21 +108,6 @@ type stTransactionMarshaling struct {
PrivateKey hexutil.Bytes
}
//go:generate gencodec -type stLog -field-override stLogMarshaling -out gen_stlog.go
type stLog struct {
Address common.Address `json:"address"`
Data []byte `json:"data"`
Topics []common.Hash `json:"topics"`
Bloom string `json:"bloom"`
}
type stLogMarshaling struct {
Address common.UnprefixedAddress
Data hexutil.Bytes
Topics []common.UnprefixedHash
}
// Subtests returns all valid subtests of the test.
func (t *StateTest) Subtests() []StateSubtest {
var sub []StateSubtest
@ -159,10 +144,8 @@ func (t *StateTest) Run(subtest StateSubtest, vmconfig vm.Config) error {
if _, _, _, err := core.ApplyMessage(evm, msg, gaspool); err != nil {
statedb.RevertToSnapshot(snapshot)
}
if post.Logs != nil {
if err := checkLogs(statedb.Logs(), *post.Logs); err != nil {
return err
}
if logs := rlpHash(statedb.Logs()); logs != common.Hash(post.Logs) {
return fmt.Errorf("post state logs hash mismatch: got %x, want %x", logs, post.Logs)
}
root, _ := statedb.CommitTo(db, config.IsEIP158(block.Number()))
if root != common.Hash(post.Root) {
@ -254,28 +237,9 @@ func (tx *stTransaction) toMessage(ps stPostState) (core.Message, error) {
return msg, nil
}
func checkLogs(have []*types.Log, want []stLog) error {
if len(have) != len(want) {
return fmt.Errorf("logs length mismatch: got %d, want %d", len(have), len(want))
}
for i := range have {
if have[i].Address != want[i].Address {
return fmt.Errorf("log address %d: got %x, want %x", i, have[i].Address, want[i].Address)
}
if !bytes.Equal(have[i].Data, want[i].Data) {
return fmt.Errorf("log data %d: got %x, want %x", i, have[i].Data, want[i].Data)
}
if !reflect.DeepEqual(have[i].Topics, want[i].Topics) {
return fmt.Errorf("log topics %d:\ngot %x\nwant %x", i, have[i].Topics, want[i].Topics)
}
genBloom := math.PaddedBigBytes(types.LogsBloom([]*types.Log{have[i]}), 256)
var wantBloom types.Bloom
if err := hexutil.UnmarshalFixedUnprefixedText("Bloom", []byte(want[i].Bloom), wantBloom[:]); err != nil {
return fmt.Errorf("test log %d has invalid bloom: %v", i, err)
}
if !bytes.Equal(genBloom, wantBloom[:]) {
return fmt.Errorf("bloom mismatch")
}
}
return nil
func rlpHash(x interface{}) (h common.Hash) {
hw := sha3.NewKeccak256()
rlp.Encode(hw, x)
hw.Sum(h[:0])
return h
}