tests: update tests and add support for general state tests

Tests are now included as a submodule. This should make updating easier
and removes ~60MB of JSON data from the working copy.

State tests are replaced by General State Tests, which run the same test
with multiple fork configurations.

With the new test runner, consensus tests are run as subtests by walking
json files. Many hex issues have been fixed upstream since the last
update and most custom parsing code is replaced by existing JSON hex
types. Tests can now be marked as 'expected failures', ensuring that
fixes for those tests will trigger an update to test configuration. The
new test runner also supports parallel execution and the -short flag.
This commit is contained in:
Felix Lange 2017-06-29 11:10:34 +02:00
parent 49a476b219
commit 9af60fa075
24 changed files with 1510 additions and 2679 deletions

3
.gitmodules vendored Normal file
View file

@ -0,0 +1,3 @@
[submodule "tests"]
path = tests/testdata
url = https://github.com/ethereum/tests

View file

@ -142,19 +142,19 @@ func TestV3_PBKDF2_1(t *testing.T) {
func TestV3_PBKDF2_2(t *testing.T) {
t.Parallel()
tests := loadKeyStoreTestV3("../../tests/files/KeyStoreTests/basic_tests.json", t)
tests := loadKeyStoreTestV3("../../tests/testdata/KeyStoreTests/basic_tests.json", t)
testDecryptV3(tests["test1"], t)
}
func TestV3_PBKDF2_3(t *testing.T) {
t.Parallel()
tests := loadKeyStoreTestV3("../../tests/files/KeyStoreTests/basic_tests.json", t)
tests := loadKeyStoreTestV3("../../tests/testdata/KeyStoreTests/basic_tests.json", t)
testDecryptV3(tests["python_generated_test_with_odd_iv"], t)
}
func TestV3_PBKDF2_4(t *testing.T) {
t.Parallel()
tests := loadKeyStoreTestV3("../../tests/files/KeyStoreTests/basic_tests.json", t)
tests := loadKeyStoreTestV3("../../tests/testdata/KeyStoreTests/basic_tests.json", t)
testDecryptV3(tests["evilnonce"], t)
}
@ -166,7 +166,7 @@ func TestV3_Scrypt_1(t *testing.T) {
func TestV3_Scrypt_2(t *testing.T) {
t.Parallel()
tests := loadKeyStoreTestV3("../../tests/files/KeyStoreTests/basic_tests.json", t)
tests := loadKeyStoreTestV3("../../tests/testdata/KeyStoreTests/basic_tests.json", t)
testDecryptV3(tests["test2"], t)
}

View file

@ -45,7 +45,7 @@ var (
// paths with any of these prefixes will be skipped
skipPrefixes = []string{
// boring stuff
"vendor/", "tests/files/", "build/",
"vendor/", "tests/testdata/", "build/",
// don't relicense vendored sources
"cmd/internal/browser",
"consensus/ethash/xor.go",

View file

@ -57,7 +57,7 @@ func (d *diffTest) UnmarshalJSON(b []byte) (err error) {
}
func TestCalcDifficulty(t *testing.T) {
file, err := os.Open("../../tests/files/BasicTests/difficulty.json")
file, err := os.Open("../../tests/testdata/BasicTests/difficulty.json")
if err != nil {
t.Fatal(err)
}

View file

@ -18,230 +18,64 @@ package tests
import (
"math/big"
"path/filepath"
"testing"
"github.com/ethereum/go-ethereum/params"
)
func TestBcValidBlockTests(t *testing.T) {
err := RunBlockTest(big.NewInt(1000000), nil, nil, filepath.Join(blockTestDir, "bcValidBlockTest.json"), BlockSkipTests)
if err != nil {
t.Fatal(err)
}
}
func TestBlockchain(t *testing.T) {
t.Parallel()
func TestBcUncleHeaderValidityTests(t *testing.T) {
err := RunBlockTest(big.NewInt(1000000), nil, nil, filepath.Join(blockTestDir, "bcUncleHeaderValiditiy.json"), BlockSkipTests)
if err != nil {
t.Fatal(err)
}
}
bt := new(testMatcher)
// General state tests are 'exported' as blockchain tests, but we can run them natively.
bt.skipLoad(`^GeneralStateTests/`)
// Skip random failures due to selfish mining test.
bt.skipLoad(`bcForkUncle\.json/ForkUncle`)
bt.skipLoad(`^bcMultiChainTest\.json/ChainAtoChainB_blockorder`)
bt.skipLoad(`^bcTotalDifficultyTest\.json/(lotsOfLeafs|lotsOfBranches|sideChainWithMoreTransactions)$`)
bt.skipLoad(`^bcMultiChainTest\.json/CallContractFromNotBestBlock`)
// Expected failures:
bt.fails(`(?i)metropolis`, "metropolis is not supported yet")
bt.fails(`^TestNetwork/bcTheDaoTest\.json/(DaoTransactions$|DaoTransactions_UncleExtradata$)`, "issue in test")
func TestBcUncleTests(t *testing.T) {
err := RunBlockTest(big.NewInt(1000000), nil, nil, filepath.Join(blockTestDir, "bcUncleTest.json"), BlockSkipTests)
if err != nil {
t.Fatal(err)
}
}
bt.config(`^TestNetwork/`, params.ChainConfig{
HomesteadBlock: big.NewInt(5),
DAOForkBlock: big.NewInt(8),
DAOForkSupport: true,
EIP150Block: big.NewInt(10),
EIP155Block: big.NewInt(10),
EIP158Block: big.NewInt(14),
// MetropolisBlock: big.NewInt(16),
})
bt.config(`^RandomTests/.*EIP150`, params.ChainConfig{
HomesteadBlock: big.NewInt(0),
EIP150Block: big.NewInt(0),
})
bt.config(`^RandomTests/.*EIP158`, params.ChainConfig{
HomesteadBlock: big.NewInt(0),
EIP150Block: big.NewInt(0),
EIP155Block: big.NewInt(0),
EIP158Block: big.NewInt(0),
})
bt.config(`^RandomTests/`, params.ChainConfig{
HomesteadBlock: big.NewInt(0),
EIP150Block: big.NewInt(10),
})
bt.config(`^Homestead/`, params.ChainConfig{
HomesteadBlock: big.NewInt(0),
})
bt.config(`^EIP150/`, params.ChainConfig{
HomesteadBlock: big.NewInt(0),
EIP150Block: big.NewInt(0),
})
bt.config(`^[^/]+\.json`, params.ChainConfig{
HomesteadBlock: big.NewInt(1000000),
})
func TestBcForkUncleTests(t *testing.T) {
err := RunBlockTest(big.NewInt(1000000), nil, nil, filepath.Join(blockTestDir, "bcForkUncle.json"), BlockSkipTests)
if err != nil {
t.Fatal(err)
}
}
func TestBcInvalidHeaderTests(t *testing.T) {
err := RunBlockTest(big.NewInt(1000000), nil, nil, filepath.Join(blockTestDir, "bcInvalidHeaderTest.json"), BlockSkipTests)
if err != nil {
t.Fatal(err)
}
}
func TestBcInvalidRLPTests(t *testing.T) {
err := RunBlockTest(big.NewInt(1000000), nil, nil, filepath.Join(blockTestDir, "bcInvalidRLPTest.json"), BlockSkipTests)
if err != nil {
t.Fatal(err)
}
}
func TestBcRPCAPITests(t *testing.T) {
err := RunBlockTest(big.NewInt(1000000), nil, nil, filepath.Join(blockTestDir, "bcRPC_API_Test.json"), BlockSkipTests)
if err != nil {
t.Fatal(err)
}
}
func TestBcForkBlockTests(t *testing.T) {
err := RunBlockTest(big.NewInt(1000000), nil, nil, filepath.Join(blockTestDir, "bcForkBlockTest.json"), BlockSkipTests)
if err != nil {
t.Fatal(err)
}
}
func TestBcForkStress(t *testing.T) {
err := RunBlockTest(big.NewInt(1000000), nil, nil, filepath.Join(blockTestDir, "bcForkStressTest.json"), BlockSkipTests)
if err != nil {
t.Fatal(err)
}
}
func TestBcTotalDifficulty(t *testing.T) {
// skip because these will fail due to selfish mining fix
t.Skip()
err := RunBlockTest(big.NewInt(1000000), nil, nil, filepath.Join(blockTestDir, "bcTotalDifficultyTest.json"), BlockSkipTests)
if err != nil {
t.Fatal(err)
}
}
func TestBcWallet(t *testing.T) {
err := RunBlockTest(big.NewInt(1000000), nil, nil, filepath.Join(blockTestDir, "bcWalletTest.json"), BlockSkipTests)
if err != nil {
t.Fatal(err)
}
}
func TestBcGasPricer(t *testing.T) {
err := RunBlockTest(big.NewInt(1000000), nil, nil, filepath.Join(blockTestDir, "bcGasPricerTest.json"), BlockSkipTests)
if err != nil {
t.Fatal(err)
}
}
// TODO: iterate over files once we got more than a few
func TestBcRandom(t *testing.T) {
err := RunBlockTest(big.NewInt(1000000), nil, big.NewInt(10), filepath.Join(blockTestDir, "RandomTests/bl201507071825GO.json"), BlockSkipTests)
if err != nil {
t.Fatal(err)
}
}
func TestBcMultiChain(t *testing.T) {
// skip due to selfish mining
t.Skip()
err := RunBlockTest(big.NewInt(1000000), nil, big.NewInt(10), filepath.Join(blockTestDir, "bcMultiChainTest.json"), BlockSkipTests)
if err != nil {
t.Fatal(err)
}
}
func TestBcState(t *testing.T) {
err := RunBlockTest(big.NewInt(1000000), nil, big.NewInt(10), filepath.Join(blockTestDir, "bcStateTest.json"), BlockSkipTests)
if err != nil {
t.Fatal(err)
}
}
// Homestead tests
func TestHomesteadBcValidBlockTests(t *testing.T) {
err := RunBlockTest(big.NewInt(0), nil, nil, filepath.Join(blockTestDir, "Homestead", "bcValidBlockTest.json"), BlockSkipTests)
if err != nil {
t.Fatal(err)
}
}
func TestHomesteadBcUncleHeaderValidityTests(t *testing.T) {
err := RunBlockTest(big.NewInt(0), nil, nil, filepath.Join(blockTestDir, "Homestead", "bcUncleHeaderValiditiy.json"), BlockSkipTests)
if err != nil {
t.Fatal(err)
}
}
func TestHomesteadBcUncleTests(t *testing.T) {
err := RunBlockTest(big.NewInt(0), nil, nil, filepath.Join(blockTestDir, "Homestead", "bcUncleTest.json"), BlockSkipTests)
if err != nil {
t.Fatal(err)
}
}
func TestHomesteadBcInvalidHeaderTests(t *testing.T) {
err := RunBlockTest(big.NewInt(0), nil, nil, filepath.Join(blockTestDir, "Homestead", "bcInvalidHeaderTest.json"), BlockSkipTests)
if err != nil {
t.Fatal(err)
}
}
func TestHomesteadBcRPCAPITests(t *testing.T) {
err := RunBlockTest(big.NewInt(0), nil, nil, filepath.Join(blockTestDir, "Homestead", "bcRPC_API_Test.json"), BlockSkipTests)
if err != nil {
t.Fatal(err)
}
}
func TestHomesteadBcForkStress(t *testing.T) {
err := RunBlockTest(big.NewInt(0), nil, nil, filepath.Join(blockTestDir, "Homestead", "bcForkStressTest.json"), BlockSkipTests)
if err != nil {
t.Fatal(err)
}
}
func TestHomesteadBcTotalDifficulty(t *testing.T) {
err := RunBlockTest(big.NewInt(0), nil, nil, filepath.Join(blockTestDir, "Homestead", "bcTotalDifficultyTest.json"), BlockSkipTests)
if err != nil {
t.Fatal(err)
}
}
func TestHomesteadBcWallet(t *testing.T) {
err := RunBlockTest(big.NewInt(0), nil, nil, filepath.Join(blockTestDir, "Homestead", "bcWalletTest.json"), BlockSkipTests)
if err != nil {
t.Fatal(err)
}
}
func TestHomesteadBcGasPricer(t *testing.T) {
err := RunBlockTest(big.NewInt(0), nil, nil, filepath.Join(blockTestDir, "Homestead", "bcGasPricerTest.json"), BlockSkipTests)
if err != nil {
t.Fatal(err)
}
}
func TestHomesteadBcMultiChain(t *testing.T) {
err := RunBlockTest(big.NewInt(0), nil, nil, filepath.Join(blockTestDir, "Homestead", "bcMultiChainTest.json"), BlockSkipTests)
if err != nil {
t.Fatal(err)
}
}
func TestHomesteadBcState(t *testing.T) {
err := RunBlockTest(big.NewInt(0), nil, nil, filepath.Join(blockTestDir, "Homestead", "bcStateTest.json"), BlockSkipTests)
if err != nil {
t.Fatal(err)
}
}
// DAO hard-fork tests
func TestDAOBcTheDao(t *testing.T) {
err := RunBlockTest(big.NewInt(5), big.NewInt(8), nil, filepath.Join(blockTestDir, "TestNetwork", "bcTheDaoTest.json"), BlockSkipTests)
if err != nil {
t.Fatal(err)
}
}
func TestEIP150Bc(t *testing.T) {
err := RunBlockTest(big.NewInt(0), big.NewInt(8), big.NewInt(10), filepath.Join(blockTestDir, "TestNetwork", "bcEIP150Test.json"), BlockSkipTests)
if err != nil {
t.Fatal(err)
}
}
func TestHomesteadBcExploit(t *testing.T) {
err := RunBlockTest(big.NewInt(0), nil, nil, filepath.Join(blockTestDir, "Homestead", "bcExploitTest.json"), BlockSkipTests)
if err != nil {
t.Fatal(err)
}
}
func TestHomesteadBcShanghaiLove(t *testing.T) {
err := RunBlockTest(big.NewInt(0), nil, nil, filepath.Join(blockTestDir, "Homestead", "bcShanghaiLove.json"), BlockSkipTests)
if err != nil {
t.Fatal(err)
}
}
func TestHomesteadBcSuicideIssue(t *testing.T) {
err := RunBlockTest(big.NewInt(0), nil, nil, filepath.Join(blockTestDir, "Homestead", "bcSuicideIssue.json"), BlockSkipTests)
if err != nil {
t.Fatal(err)
}
bt.walk(t, blockTestDir, func(t *testing.T, name string, test *BlockTest) {
cfg := bt.findConfig(name)
if err := bt.checkFailure(t, name, test.Run(cfg)); err != nil {
t.Error(err)
}
})
}

View file

@ -14,19 +14,19 @@
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
// Package tests implements execution of Ethereum JSON tests.
package tests
import (
"bytes"
"encoding/hex"
"encoding/json"
"fmt"
"io"
"math/big"
"runtime"
"strconv"
"strings"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/common/hexutil"
"github.com/ethereum/go-ethereum/common/math"
"github.com/ethereum/go-ethereum/consensus/ethash"
"github.com/ethereum/go-ethereum/core"
"github.com/ethereum/go-ethereum/core/state"
@ -34,212 +34,115 @@ import (
"github.com/ethereum/go-ethereum/core/vm"
"github.com/ethereum/go-ethereum/ethdb"
"github.com/ethereum/go-ethereum/event"
"github.com/ethereum/go-ethereum/log"
"github.com/ethereum/go-ethereum/params"
"github.com/ethereum/go-ethereum/rlp"
)
// Block Test JSON Format
// A BlockTest checks handling of entire blocks.
type BlockTest struct {
Genesis *types.Block
json btJSON
}
Json *btJSON
preAccounts map[string]btAccount
postAccounts map[string]btAccount
lastblockhash string
func (t *BlockTest) UnmarshalJSON(in []byte) error {
return json.Unmarshal(in, &t.json)
}
type btJSON struct {
Blocks []btBlock
GenesisBlockHeader btHeader
Pre map[string]btAccount
PostState map[string]btAccount
Lastblockhash string
Blocks []btBlock `json:"blocks"`
Genesis btHeader `json:"genesisBlockHeader"`
Pre core.GenesisAlloc `json:"pre"`
Post core.GenesisAlloc `json:"postState"`
BestBlock common.UnprefixedHash `json:"lastblockhash"`
}
type btBlock struct {
BlockHeader *btHeader
Rlp string
Transactions []btTransaction
UncleHeaders []*btHeader
}
type btAccount struct {
Balance string
Code string
Nonce string
Storage map[string]string
PrivateKey string
}
//go:generate gencodec -type btHeader -field-override btHeaderMarshaling -out gen_btheader.go
type btHeader struct {
Bloom string
Coinbase string
MixHash string
Nonce string
Number string
Hash string
ParentHash string
ReceiptTrie string
SeedHash string
StateRoot string
TransactionsTrie string
UncleHash string
ExtraData string
Difficulty string
GasLimit string
GasUsed string
Timestamp string
Bloom types.Bloom
Coinbase common.Address
MixHash common.Hash
Nonce types.BlockNonce
Number *big.Int
Hash common.Hash
ParentHash common.Hash
ReceiptTrie common.Hash
StateRoot common.Hash
TransactionsTrie common.Hash
UncleHash common.Hash
ExtraData []byte
Difficulty *big.Int
GasLimit *big.Int
GasUsed *big.Int
Timestamp *big.Int
}
type btTransaction struct {
Data string
GasLimit string
GasPrice string
Nonce string
R string
S string
To string
V string
Value string
type btHeaderMarshaling struct {
ExtraData hexutil.Bytes
Number *math.HexOrDecimal256
Difficulty *math.HexOrDecimal256
GasLimit *math.HexOrDecimal256
GasUsed *math.HexOrDecimal256
Timestamp *math.HexOrDecimal256
}
func RunBlockTestWithReader(homesteadBlock, daoForkBlock, gasPriceFork *big.Int, r io.Reader, skipTests []string) error {
btjs := make(map[string]*btJSON)
if err := readJson(r, &btjs); err != nil {
return err
}
bt, err := convertBlockTests(btjs)
if err != nil {
return err
}
if err := runBlockTests(homesteadBlock, daoForkBlock, gasPriceFork, bt, skipTests); err != nil {
return err
}
return nil
}
func RunBlockTest(homesteadBlock, daoForkBlock, gasPriceFork *big.Int, file string, skipTests []string) error {
btjs := make(map[string]*btJSON)
if err := readJsonFile(file, &btjs); err != nil {
return err
}
bt, err := convertBlockTests(btjs)
if err != nil {
return err
}
if err := runBlockTests(homesteadBlock, daoForkBlock, gasPriceFork, bt, skipTests); err != nil {
return err
}
return nil
}
func runBlockTests(homesteadBlock, daoForkBlock, gasPriceFork *big.Int, bt map[string]*BlockTest, skipTests []string) error {
skipTest := make(map[string]bool, len(skipTests))
for _, name := range skipTests {
skipTest[name] = true
}
for name, test := range bt {
if skipTest[name] /*|| name != "CallingCanonicalContractFromFork_CALLCODE"*/ {
log.Info(fmt.Sprint("Skipping block test", name))
continue
}
// test the block
if err := runBlockTest(homesteadBlock, daoForkBlock, gasPriceFork, test); err != nil {
return fmt.Errorf("%s: %v", name, err)
}
log.Info(fmt.Sprint("Block test passed: ", name))
}
return nil
}
func runBlockTest(homesteadBlock, daoForkBlock, gasPriceFork *big.Int, test *BlockTest) error {
func (t *BlockTest) Run(config *params.ChainConfig) error {
// import pre accounts & construct test genesis block & state root
db, _ := ethdb.NewMemDatabase()
if _, err := test.InsertPreState(db); err != nil {
return fmt.Errorf("InsertPreState: %v", err)
gblock, err := t.genesis(config).Commit(db)
if err != nil {
return err
}
if gblock.Hash() != t.json.Genesis.Hash {
return fmt.Errorf("genesis block hash doesn't match test: computed=%x, test=%x\n", gblock.Hash().Bytes()[:6], t.json.Genesis.Hash[:6])
}
if gblock.Root() != t.json.Genesis.StateRoot {
return fmt.Errorf("genesis block state root does not match test: computed=%x, test=%x", gblock.Root().Bytes()[:6], t.json.Genesis.StateRoot[:6])
}
core.WriteTd(db, test.Genesis.Hash(), 0, test.Genesis.Difficulty())
core.WriteBlock(db, test.Genesis)
core.WriteCanonicalHash(db, test.Genesis.Hash(), test.Genesis.NumberU64())
core.WriteHeadBlockHash(db, test.Genesis.Hash())
evmux := new(event.TypeMux)
config := &params.ChainConfig{HomesteadBlock: homesteadBlock, DAOForkBlock: daoForkBlock, DAOForkSupport: true, EIP150Block: gasPriceFork}
chain, err := core.NewBlockChain(db, config, ethash.NewShared(), evmux, vm.Config{})
chain, err := core.NewBlockChain(db, config, ethash.NewShared(), new(event.TypeMux), vm.Config{})
if err != nil {
return err
}
defer chain.Stop()
//vm.Debug = true
validBlocks, err := test.TryBlocksInsert(chain)
validBlocks, err := t.insertBlocks(chain)
if err != nil {
return err
}
lastblockhash := common.HexToHash(test.lastblockhash)
cmlast := chain.LastBlockHash()
if lastblockhash != cmlast {
return fmt.Errorf("lastblockhash validation mismatch: want: %x, have: %x", lastblockhash, cmlast)
if common.Hash(t.json.BestBlock) != cmlast {
return fmt.Errorf("last block hash validation mismatch: want: %x, have: %x", t.json.BestBlock, cmlast)
}
newDB, err := chain.State()
if err != nil {
return err
}
if err = test.ValidatePostState(newDB); err != nil {
if err = t.validatePostState(newDB); err != nil {
return fmt.Errorf("post state validation failed: %v", err)
}
return test.ValidateImportedHeaders(chain, validBlocks)
return t.validateImportedHeaders(chain, validBlocks)
}
// InsertPreState populates the given database with the genesis
// accounts defined by the test.
func (t *BlockTest) InsertPreState(db ethdb.Database) (*state.StateDB, error) {
statedb, err := state.New(common.Hash{}, state.NewDatabase(db))
if err != nil {
return nil, err
func (t *BlockTest) genesis(config *params.ChainConfig) *core.Genesis {
return &core.Genesis{
Config: config,
Nonce: t.json.Genesis.Nonce.Uint64(),
Timestamp: t.json.Genesis.Timestamp.Uint64(),
ParentHash: t.json.Genesis.ParentHash,
ExtraData: t.json.Genesis.ExtraData,
GasLimit: t.json.Genesis.GasLimit.Uint64(),
GasUsed: t.json.Genesis.GasUsed.Uint64(),
Difficulty: t.json.Genesis.Difficulty,
Mixhash: t.json.Genesis.MixHash,
Coinbase: t.json.Genesis.Coinbase,
Alloc: t.json.Pre,
}
for addrString, acct := range t.preAccounts {
code, err := hex.DecodeString(strings.TrimPrefix(acct.Code, "0x"))
if err != nil {
return nil, err
}
balance, ok := new(big.Int).SetString(acct.Balance, 0)
if !ok {
return nil, err
}
nonce, err := strconv.ParseUint(prepInt(16, acct.Nonce), 16, 64)
if err != nil {
return nil, err
}
addr := common.HexToAddress(addrString)
statedb.CreateAccount(addr)
statedb.SetCode(addr, code)
statedb.SetBalance(addr, balance)
statedb.SetNonce(addr, nonce)
for k, v := range acct.Storage {
statedb.SetState(common.HexToAddress(addrString), common.HexToHash(k), common.HexToHash(v))
}
}
root, err := statedb.CommitTo(db, false)
if err != nil {
return nil, fmt.Errorf("error writing state: %v", err)
}
if t.Genesis.Root() != root {
return nil, fmt.Errorf("computed state root does not match genesis block: genesis=%x computed=%x", t.Genesis.Root().Bytes()[:4], root.Bytes()[:4])
}
return statedb, nil
}
/* See https://github.com/ethereum/tests/wiki/Blockchain-Tests-II
@ -254,11 +157,11 @@ func (t *BlockTest) InsertPreState(db ethdb.Database) (*state.StateDB, error) {
expected we are expected to ignore it and continue processing and then validate the
post state.
*/
func (t *BlockTest) TryBlocksInsert(blockchain *core.BlockChain) ([]btBlock, error) {
func (t *BlockTest) insertBlocks(blockchain *core.BlockChain) ([]btBlock, error) {
validBlocks := make([]btBlock, 0)
// insert the test blocks, which will execute all transactions
for _, b := range t.Json.Blocks {
cb, err := mustConvertBlock(b)
for _, b := range t.json.Blocks {
cb, err := b.decode()
if err != nil {
if b.BlockHeader == nil {
continue // OK - block is supposed to be invalid, continue with next block
@ -290,288 +193,99 @@ func (t *BlockTest) TryBlocksInsert(blockchain *core.BlockChain) ([]btBlock, err
}
func validateHeader(h *btHeader, h2 *types.Header) error {
expectedBloom := mustConvertBytes(h.Bloom)
if !bytes.Equal(expectedBloom, h2.Bloom.Bytes()) {
return fmt.Errorf("Bloom: want: %x have: %x", expectedBloom, h2.Bloom.Bytes())
if h.Bloom != h2.Bloom {
return fmt.Errorf("Bloom: want: %x have: %x", h.Bloom, h2.Bloom)
}
expectedCoinbase := mustConvertBytes(h.Coinbase)
if !bytes.Equal(expectedCoinbase, h2.Coinbase.Bytes()) {
return fmt.Errorf("Coinbase: want: %x have: %x", expectedCoinbase, h2.Coinbase.Bytes())
if h.Coinbase != h2.Coinbase {
return fmt.Errorf("Coinbase: want: %x have: %x", h.Coinbase, h2.Coinbase)
}
expectedMixHashBytes := mustConvertBytes(h.MixHash)
if !bytes.Equal(expectedMixHashBytes, h2.MixDigest.Bytes()) {
return fmt.Errorf("MixHash: want: %x have: %x", expectedMixHashBytes, h2.MixDigest.Bytes())
if h.MixHash != h2.MixDigest {
return fmt.Errorf("MixHash: want: %x have: %x", h.MixHash, h2.MixDigest)
}
expectedNonce := mustConvertBytes(h.Nonce)
if !bytes.Equal(expectedNonce, h2.Nonce[:]) {
return fmt.Errorf("Nonce: want: %x have: %x", expectedNonce, h2.Nonce)
if h.Nonce != h2.Nonce {
return fmt.Errorf("Nonce: want: %x have: %x", h.Nonce, h2.Nonce)
}
expectedNumber := mustConvertBigInt(h.Number, 16)
if expectedNumber.Cmp(h2.Number) != 0 {
return fmt.Errorf("Number: want: %v have: %v", expectedNumber, h2.Number)
if h.Number.Cmp(h2.Number) != 0 {
return fmt.Errorf("Number: want: %v have: %v", h.Number, h2.Number)
}
expectedParentHash := mustConvertBytes(h.ParentHash)
if !bytes.Equal(expectedParentHash, h2.ParentHash.Bytes()) {
return fmt.Errorf("Parent hash: want: %x have: %x", expectedParentHash, h2.ParentHash.Bytes())
if h.ParentHash != h2.ParentHash {
return fmt.Errorf("Parent hash: want: %x have: %x", h.ParentHash, h2.ParentHash)
}
expectedReceiptHash := mustConvertBytes(h.ReceiptTrie)
if !bytes.Equal(expectedReceiptHash, h2.ReceiptHash.Bytes()) {
return fmt.Errorf("Receipt hash: want: %x have: %x", expectedReceiptHash, h2.ReceiptHash.Bytes())
if h.ReceiptTrie != h2.ReceiptHash {
return fmt.Errorf("Receipt hash: want: %x have: %x", h.ReceiptTrie, h2.ReceiptHash)
}
expectedTxHash := mustConvertBytes(h.TransactionsTrie)
if !bytes.Equal(expectedTxHash, h2.TxHash.Bytes()) {
return fmt.Errorf("Tx hash: want: %x have: %x", expectedTxHash, h2.TxHash.Bytes())
if h.TransactionsTrie != h2.TxHash {
return fmt.Errorf("Tx hash: want: %x have: %x", h.TransactionsTrie, h2.TxHash)
}
expectedStateHash := mustConvertBytes(h.StateRoot)
if !bytes.Equal(expectedStateHash, h2.Root.Bytes()) {
return fmt.Errorf("State hash: want: %x have: %x", expectedStateHash, h2.Root.Bytes())
if h.StateRoot != h2.Root {
return fmt.Errorf("State hash: want: %x have: %x", h.StateRoot, h2.Root)
}
expectedUncleHash := mustConvertBytes(h.UncleHash)
if !bytes.Equal(expectedUncleHash, h2.UncleHash.Bytes()) {
return fmt.Errorf("Uncle hash: want: %x have: %x", expectedUncleHash, h2.UncleHash.Bytes())
if h.UncleHash != h2.UncleHash {
return fmt.Errorf("Uncle hash: want: %x have: %x", h.UncleHash, h2.UncleHash)
}
expectedExtraData := mustConvertBytes(h.ExtraData)
if !bytes.Equal(expectedExtraData, h2.Extra) {
return fmt.Errorf("Extra data: want: %x have: %x", expectedExtraData, h2.Extra)
if !bytes.Equal(h.ExtraData, h2.Extra) {
return fmt.Errorf("Extra data: want: %x have: %x", h.ExtraData, h2.Extra)
}
expectedDifficulty := mustConvertBigInt(h.Difficulty, 16)
if expectedDifficulty.Cmp(h2.Difficulty) != 0 {
return fmt.Errorf("Difficulty: want: %v have: %v", expectedDifficulty, h2.Difficulty)
if h.Difficulty.Cmp(h2.Difficulty) != 0 {
return fmt.Errorf("Difficulty: want: %v have: %v", h.Difficulty, h2.Difficulty)
}
expectedGasLimit := mustConvertBigInt(h.GasLimit, 16)
if expectedGasLimit.Cmp(h2.GasLimit) != 0 {
return fmt.Errorf("GasLimit: want: %v have: %v", expectedGasLimit, h2.GasLimit)
if h.GasLimit.Cmp(h2.GasLimit) != 0 {
return fmt.Errorf("GasLimit: want: %v have: %v", h.GasLimit, h2.GasLimit)
}
expectedGasUsed := mustConvertBigInt(h.GasUsed, 16)
if expectedGasUsed.Cmp(h2.GasUsed) != 0 {
return fmt.Errorf("GasUsed: want: %v have: %v", expectedGasUsed, h2.GasUsed)
if h.GasUsed.Cmp(h2.GasUsed) != 0 {
return fmt.Errorf("GasUsed: want: %v have: %v", h.GasUsed, h2.GasUsed)
}
expectedTimestamp := mustConvertBigInt(h.Timestamp, 16)
if expectedTimestamp.Cmp(h2.Time) != 0 {
return fmt.Errorf("Timestamp: want: %v have: %v", expectedTimestamp, h2.Time)
if h.Timestamp.Cmp(h2.Time) != 0 {
return fmt.Errorf("Timestamp: want: %v have: %v", h.Timestamp, h2.Time)
}
return nil
}
func (t *BlockTest) ValidatePostState(statedb *state.StateDB) error {
func (t *BlockTest) validatePostState(statedb *state.StateDB) error {
// validate post state accounts in test file against what we have in state db
for addrString, acct := range t.postAccounts {
// XXX: is is worth it checking for errors here?
addr, err := hex.DecodeString(addrString)
if err != nil {
return err
}
code, err := hex.DecodeString(strings.TrimPrefix(acct.Code, "0x"))
if err != nil {
return err
}
balance, ok := new(big.Int).SetString(acct.Balance, 0)
if !ok {
return err
}
nonce, err := strconv.ParseUint(prepInt(16, acct.Nonce), 16, 64)
if err != nil {
return err
}
for addr, acct := range t.json.Post {
// address is indirectly verified by the other fields, as it's the db key
code2 := statedb.GetCode(common.BytesToAddress(addr))
balance2 := statedb.GetBalance(common.BytesToAddress(addr))
nonce2 := statedb.GetNonce(common.BytesToAddress(addr))
if !bytes.Equal(code2, code) {
return fmt.Errorf("account code mismatch for addr: %s want: %s have: %s", addrString, hex.EncodeToString(code), hex.EncodeToString(code2))
code2 := statedb.GetCode(addr)
balance2 := statedb.GetBalance(addr)
nonce2 := statedb.GetNonce(addr)
if !bytes.Equal(code2, acct.Code) {
return fmt.Errorf("account code mismatch for addr: %s want: %v have: %s", addr, acct.Code, hex.EncodeToString(code2))
}
if balance2.Cmp(balance) != 0 {
return fmt.Errorf("account balance mismatch for addr: %s, want: %d, have: %d", addrString, balance, balance2)
if balance2.Cmp(acct.Balance) != 0 {
return fmt.Errorf("account balance mismatch for addr: %s, want: %d, have: %d", addr, acct.Balance, balance2)
}
if nonce2 != nonce {
return fmt.Errorf("account nonce mismatch for addr: %s want: %d have: %d", addrString, nonce, nonce2)
if nonce2 != acct.Nonce {
return fmt.Errorf("account nonce mismatch for addr: %s want: %d have: %d", addr, acct.Nonce, nonce2)
}
}
return nil
}
func (test *BlockTest) ValidateImportedHeaders(cm *core.BlockChain, validBlocks []btBlock) error {
func (t *BlockTest) validateImportedHeaders(cm *core.BlockChain, validBlocks []btBlock) error {
// to get constant lookup when verifying block headers by hash (some tests have many blocks)
bmap := make(map[string]btBlock, len(test.Json.Blocks))
bmap := make(map[common.Hash]btBlock, len(t.json.Blocks))
for _, b := range validBlocks {
bmap[b.BlockHeader.Hash] = b
}
// iterate over blocks backwards from HEAD and validate imported
// headers vs test file. some tests have reorgs, and we import
// block-by-block, so we can only validate imported headers after
// all blocks have been processed by ChainManager, as they may not
// all blocks have been processed by BlockChain, as they may not
// be part of the longest chain until last block is imported.
for b := cm.CurrentBlock(); b != nil && b.NumberU64() != 0; b = cm.GetBlockByHash(b.Header().ParentHash) {
bHash := common.Bytes2Hex(b.Hash().Bytes()) // hex without 0x prefix
if err := validateHeader(bmap[bHash].BlockHeader, b.Header()); err != nil {
if err := validateHeader(bmap[b.Hash()].BlockHeader, b.Header()); err != nil {
return fmt.Errorf("Imported block header validation failed: %v", err)
}
}
return nil
}
func convertBlockTests(in map[string]*btJSON) (map[string]*BlockTest, error) {
out := make(map[string]*BlockTest)
for name, test := range in {
var err error
if out[name], err = convertBlockTest(test); err != nil {
return out, fmt.Errorf("bad test %q: %v", name, err)
}
}
return out, nil
}
func convertBlockTest(in *btJSON) (out *BlockTest, err error) {
// the conversion handles errors by catching panics.
// you might consider this ugly, but the alternative (passing errors)
// would be much harder to read.
defer func() {
if recovered := recover(); recovered != nil {
buf := make([]byte, 64<<10)
buf = buf[:runtime.Stack(buf, false)]
err = fmt.Errorf("%v\n%s", recovered, buf)
}
}()
out = &BlockTest{preAccounts: in.Pre, postAccounts: in.PostState, Json: in, lastblockhash: in.Lastblockhash}
out.Genesis = mustConvertGenesis(in.GenesisBlockHeader)
return out, err
}
func mustConvertGenesis(testGenesis btHeader) *types.Block {
hdr := mustConvertHeader(testGenesis)
hdr.Number = big.NewInt(0)
return types.NewBlockWithHeader(hdr)
}
func mustConvertHeader(in btHeader) *types.Header {
// hex decode these fields
header := &types.Header{
//SeedHash: mustConvertBytes(in.SeedHash),
MixDigest: mustConvertHash(in.MixHash),
Bloom: mustConvertBloom(in.Bloom),
ReceiptHash: mustConvertHash(in.ReceiptTrie),
TxHash: mustConvertHash(in.TransactionsTrie),
Root: mustConvertHash(in.StateRoot),
Coinbase: mustConvertAddress(in.Coinbase),
UncleHash: mustConvertHash(in.UncleHash),
ParentHash: mustConvertHash(in.ParentHash),
Extra: mustConvertBytes(in.ExtraData),
GasUsed: mustConvertBigInt(in.GasUsed, 16),
GasLimit: mustConvertBigInt(in.GasLimit, 16),
Difficulty: mustConvertBigInt(in.Difficulty, 16),
Time: mustConvertBigInt(in.Timestamp, 16),
Nonce: types.EncodeNonce(mustConvertUint(in.Nonce, 16)),
}
return header
}
func mustConvertBlock(testBlock btBlock) (*types.Block, error) {
var b types.Block
r := bytes.NewReader(mustConvertBytes(testBlock.Rlp))
err := rlp.Decode(r, &b)
return &b, err
}
func mustConvertBytes(in string) []byte {
if in == "0x" {
return []byte{}
}
h := unfuckFuckedHex(strings.TrimPrefix(in, "0x"))
out, err := hex.DecodeString(h)
func (bb *btBlock) decode() (*types.Block, error) {
data, err := hexutil.Decode(bb.Rlp)
if err != nil {
panic(fmt.Errorf("invalid hex: %q", h))
}
return out
}
func mustConvertHash(in string) common.Hash {
out, err := hex.DecodeString(strings.TrimPrefix(in, "0x"))
if err != nil {
panic(fmt.Errorf("invalid hex: %q", in))
}
return common.BytesToHash(out)
}
func mustConvertAddress(in string) common.Address {
out, err := hex.DecodeString(strings.TrimPrefix(in, "0x"))
if err != nil {
panic(fmt.Errorf("invalid hex: %q", in))
}
return common.BytesToAddress(out)
}
func mustConvertBloom(in string) types.Bloom {
out, err := hex.DecodeString(strings.TrimPrefix(in, "0x"))
if err != nil {
panic(fmt.Errorf("invalid hex: %q", in))
}
return types.BytesToBloom(out)
}
func mustConvertBigInt(in string, base int) *big.Int {
in = prepInt(base, in)
out, ok := new(big.Int).SetString(in, base)
if !ok {
panic(fmt.Errorf("invalid integer: %q", in))
}
return out
}
func mustConvertUint(in string, base int) uint64 {
in = prepInt(base, in)
out, err := strconv.ParseUint(in, base, 64)
if err != nil {
panic(fmt.Errorf("invalid integer: %q", in))
}
return out
}
func LoadBlockTests(file string) (map[string]*BlockTest, error) {
btjs := make(map[string]*btJSON)
if err := readJsonFile(file, &btjs); err != nil {
return nil, err
}
return convertBlockTests(btjs)
}
// Nothing to see here, please move along...
func prepInt(base int, s string) string {
if base == 16 {
s = strings.TrimPrefix(s, "0x")
if len(s) == 0 {
s = "00"
}
s = nibbleFix(s)
}
return s
}
// don't ask
func unfuckFuckedHex(almostHex string) string {
return nibbleFix(strings.Replace(almostHex, "v", "", -1))
}
func nibbleFix(s string) string {
if len(s)%2 != 0 {
s = "0" + s
}
return s
var b types.Block
err = rlp.DecodeBytes(data, &b)
return &b, err
}

128
tests/gen_btheader.go Normal file
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// Code generated by github.com/fjl/gencodec. DO NOT EDIT.
package tests
import (
"encoding/json"
"math/big"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/common/hexutil"
"github.com/ethereum/go-ethereum/common/math"
"github.com/ethereum/go-ethereum/core/types"
)
var _ = (*btHeaderMarshaling)(nil)
func (b btHeader) MarshalJSON() ([]byte, error) {
type btHeader struct {
Bloom types.Bloom
Coinbase common.Address
MixHash common.Hash
Nonce types.BlockNonce
Number *math.HexOrDecimal256
Hash common.Hash
ParentHash common.Hash
ReceiptTrie common.Hash
StateRoot common.Hash
TransactionsTrie common.Hash
UncleHash common.Hash
ExtraData hexutil.Bytes
Difficulty *math.HexOrDecimal256
GasLimit *math.HexOrDecimal256
GasUsed *math.HexOrDecimal256
Timestamp *math.HexOrDecimal256
}
var enc btHeader
enc.Bloom = b.Bloom
enc.Coinbase = b.Coinbase
enc.MixHash = b.MixHash
enc.Nonce = b.Nonce
enc.Number = (*math.HexOrDecimal256)(b.Number)
enc.Hash = b.Hash
enc.ParentHash = b.ParentHash
enc.ReceiptTrie = b.ReceiptTrie
enc.StateRoot = b.StateRoot
enc.TransactionsTrie = b.TransactionsTrie
enc.UncleHash = b.UncleHash
enc.ExtraData = b.ExtraData
enc.Difficulty = (*math.HexOrDecimal256)(b.Difficulty)
enc.GasLimit = (*math.HexOrDecimal256)(b.GasLimit)
enc.GasUsed = (*math.HexOrDecimal256)(b.GasUsed)
enc.Timestamp = (*math.HexOrDecimal256)(b.Timestamp)
return json.Marshal(&enc)
}
func (b *btHeader) UnmarshalJSON(input []byte) error {
type btHeader struct {
Bloom *types.Bloom
Coinbase *common.Address
MixHash *common.Hash
Nonce *types.BlockNonce
Number *math.HexOrDecimal256
Hash *common.Hash
ParentHash *common.Hash
ReceiptTrie *common.Hash
StateRoot *common.Hash
TransactionsTrie *common.Hash
UncleHash *common.Hash
ExtraData hexutil.Bytes
Difficulty *math.HexOrDecimal256
GasLimit *math.HexOrDecimal256
GasUsed *math.HexOrDecimal256
Timestamp *math.HexOrDecimal256
}
var dec btHeader
if err := json.Unmarshal(input, &dec); err != nil {
return err
}
if dec.Bloom != nil {
b.Bloom = *dec.Bloom
}
if dec.Coinbase != nil {
b.Coinbase = *dec.Coinbase
}
if dec.MixHash != nil {
b.MixHash = *dec.MixHash
}
if dec.Nonce != nil {
b.Nonce = *dec.Nonce
}
if dec.Number != nil {
b.Number = (*big.Int)(dec.Number)
}
if dec.Hash != nil {
b.Hash = *dec.Hash
}
if dec.ParentHash != nil {
b.ParentHash = *dec.ParentHash
}
if dec.ReceiptTrie != nil {
b.ReceiptTrie = *dec.ReceiptTrie
}
if dec.StateRoot != nil {
b.StateRoot = *dec.StateRoot
}
if dec.TransactionsTrie != nil {
b.TransactionsTrie = *dec.TransactionsTrie
}
if dec.UncleHash != nil {
b.UncleHash = *dec.UncleHash
}
if dec.ExtraData != nil {
b.ExtraData = dec.ExtraData
}
if dec.Difficulty != nil {
b.Difficulty = (*big.Int)(dec.Difficulty)
}
if dec.GasLimit != nil {
b.GasLimit = (*big.Int)(dec.GasLimit)
}
if dec.GasUsed != nil {
b.GasUsed = (*big.Int)(dec.GasUsed)
}
if dec.Timestamp != nil {
b.Timestamp = (*big.Int)(dec.Timestamp)
}
return nil
}

66
tests/gen_stenv.go Normal file
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// Code generated by github.com/fjl/gencodec. DO NOT EDIT.
package tests
import (
"encoding/json"
"errors"
"math/big"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/common/math"
)
var _ = (*stEnvMarshaling)(nil)
func (s stEnv) MarshalJSON() ([]byte, error) {
type stEnv struct {
Coinbase common.UnprefixedAddress `json:"currentCoinbase" gencodec:"required"`
Difficulty *math.HexOrDecimal256 `json:"currentDifficulty" gencodec:"required"`
GasLimit *math.HexOrDecimal256 `json:"currentGasLimit" gencodec:"required"`
Number math.HexOrDecimal64 `json:"currentNumber" gencodec:"required"`
Timestamp math.HexOrDecimal64 `json:"currentTimestamp" gencodec:"required"`
}
var enc stEnv
enc.Coinbase = common.UnprefixedAddress(s.Coinbase)
enc.Difficulty = (*math.HexOrDecimal256)(s.Difficulty)
enc.GasLimit = (*math.HexOrDecimal256)(s.GasLimit)
enc.Number = math.HexOrDecimal64(s.Number)
enc.Timestamp = math.HexOrDecimal64(s.Timestamp)
return json.Marshal(&enc)
}
func (s *stEnv) UnmarshalJSON(input []byte) error {
type stEnv struct {
Coinbase *common.UnprefixedAddress `json:"currentCoinbase" gencodec:"required"`
Difficulty *math.HexOrDecimal256 `json:"currentDifficulty" gencodec:"required"`
GasLimit *math.HexOrDecimal256 `json:"currentGasLimit" gencodec:"required"`
Number *math.HexOrDecimal64 `json:"currentNumber" gencodec:"required"`
Timestamp *math.HexOrDecimal64 `json:"currentTimestamp" gencodec:"required"`
}
var dec stEnv
if err := json.Unmarshal(input, &dec); err != nil {
return err
}
if dec.Coinbase == nil {
return errors.New("missing required field 'currentCoinbase' for stEnv")
}
s.Coinbase = common.Address(*dec.Coinbase)
if dec.Difficulty == nil {
return errors.New("missing required field 'currentDifficulty' for stEnv")
}
s.Difficulty = (*big.Int)(dec.Difficulty)
if dec.GasLimit == nil {
return errors.New("missing required field 'currentGasLimit' for stEnv")
}
s.GasLimit = (*big.Int)(dec.GasLimit)
if dec.Number == nil {
return errors.New("missing required field 'currentNumber' for stEnv")
}
s.Number = uint64(*dec.Number)
if dec.Timestamp == nil {
return errors.New("missing required field 'currentTimestamp' for stEnv")
}
s.Timestamp = uint64(*dec.Timestamp)
return nil
}

61
tests/gen_stlog.go Normal file
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// Code generated by github.com/fjl/gencodec. DO NOT EDIT.
package tests
import (
"encoding/json"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/common/hexutil"
)
var _ = (*stLogMarshaling)(nil)
func (s stLog) MarshalJSON() ([]byte, error) {
type stLog struct {
Address common.UnprefixedAddress `json:"address"`
Data hexutil.Bytes `json:"data"`
Topics []common.UnprefixedHash `json:"topics"`
Bloom string `json:"bloom"`
}
var enc stLog
enc.Address = common.UnprefixedAddress(s.Address)
enc.Data = s.Data
if s.Topics != nil {
enc.Topics = make([]common.UnprefixedHash, len(s.Topics))
for k, v := range s.Topics {
enc.Topics[k] = common.UnprefixedHash(v)
}
}
enc.Bloom = s.Bloom
return json.Marshal(&enc)
}
func (s *stLog) UnmarshalJSON(input []byte) error {
type stLog struct {
Address *common.UnprefixedAddress `json:"address"`
Data hexutil.Bytes `json:"data"`
Topics []common.UnprefixedHash `json:"topics"`
Bloom *string `json:"bloom"`
}
var dec stLog
if err := json.Unmarshal(input, &dec); err != nil {
return err
}
if dec.Address != nil {
s.Address = common.Address(*dec.Address)
}
if dec.Data != nil {
s.Data = dec.Data
}
if dec.Topics != nil {
s.Topics = make([]common.Hash, len(dec.Topics))
for k, v := range dec.Topics {
s.Topics[k] = common.Hash(v)
}
}
if dec.Bloom != nil {
s.Bloom = *dec.Bloom
}
return nil
}

View file

@ -0,0 +1,80 @@
// Code generated by github.com/fjl/gencodec. DO NOT EDIT.
package tests
import (
"encoding/json"
"math/big"
"github.com/ethereum/go-ethereum/common/hexutil"
"github.com/ethereum/go-ethereum/common/math"
)
var _ = (*stTransactionMarshaling)(nil)
func (s stTransaction) MarshalJSON() ([]byte, error) {
type stTransaction struct {
GasPrice *math.HexOrDecimal256 `json:"gasPrice"`
Nonce math.HexOrDecimal64 `json:"nonce"`
To string `json:"to"`
Data []string `json:"data"`
GasLimit []math.HexOrDecimal64 `json:"gasLimit"`
Value []string `json:"value"`
PrivateKey hexutil.Bytes `json:"secretKey"`
}
var enc stTransaction
enc.GasPrice = (*math.HexOrDecimal256)(s.GasPrice)
enc.Nonce = math.HexOrDecimal64(s.Nonce)
enc.To = s.To
enc.Data = s.Data
if s.GasLimit != nil {
enc.GasLimit = make([]math.HexOrDecimal64, len(s.GasLimit))
for k, v := range s.GasLimit {
enc.GasLimit[k] = math.HexOrDecimal64(v)
}
}
enc.Value = s.Value
enc.PrivateKey = s.PrivateKey
return json.Marshal(&enc)
}
func (s *stTransaction) UnmarshalJSON(input []byte) error {
type stTransaction struct {
GasPrice *math.HexOrDecimal256 `json:"gasPrice"`
Nonce *math.HexOrDecimal64 `json:"nonce"`
To *string `json:"to"`
Data []string `json:"data"`
GasLimit []math.HexOrDecimal64 `json:"gasLimit"`
Value []string `json:"value"`
PrivateKey hexutil.Bytes `json:"secretKey"`
}
var dec stTransaction
if err := json.Unmarshal(input, &dec); err != nil {
return err
}
if dec.GasPrice != nil {
s.GasPrice = (*big.Int)(dec.GasPrice)
}
if dec.Nonce != nil {
s.Nonce = uint64(*dec.Nonce)
}
if dec.To != nil {
s.To = *dec.To
}
if dec.Data != nil {
s.Data = dec.Data
}
if dec.GasLimit != nil {
s.GasLimit = make([]uint64, len(dec.GasLimit))
for k, v := range dec.GasLimit {
s.GasLimit[k] = uint64(v)
}
}
if dec.Value != nil {
s.Value = dec.Value
}
if dec.PrivateKey != nil {
s.PrivateKey = dec.PrivateKey
}
return nil
}

View file

@ -0,0 +1,95 @@
// Code generated by github.com/fjl/gencodec. DO NOT EDIT.
package tests
import (
"encoding/json"
"errors"
"math/big"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/common/hexutil"
"github.com/ethereum/go-ethereum/common/math"
)
var _ = (*ttTransactionMarshaling)(nil)
func (t ttTransaction) MarshalJSON() ([]byte, error) {
type ttTransaction struct {
Data hexutil.Bytes `gencodec:"required"`
GasLimit *math.HexOrDecimal256 `gencodec:"required"`
GasPrice *math.HexOrDecimal256 `gencodec:"required"`
Nonce math.HexOrDecimal64 `gencodec:"required"`
Value *math.HexOrDecimal256 `gencodec:"required"`
R *math.HexOrDecimal256 `gencodec:"required"`
S *math.HexOrDecimal256 `gencodec:"required"`
V *math.HexOrDecimal256 `gencodec:"required"`
To common.Address `gencodec:"required"`
}
var enc ttTransaction
enc.Data = t.Data
enc.GasLimit = (*math.HexOrDecimal256)(t.GasLimit)
enc.GasPrice = (*math.HexOrDecimal256)(t.GasPrice)
enc.Nonce = math.HexOrDecimal64(t.Nonce)
enc.Value = (*math.HexOrDecimal256)(t.Value)
enc.R = (*math.HexOrDecimal256)(t.R)
enc.S = (*math.HexOrDecimal256)(t.S)
enc.V = (*math.HexOrDecimal256)(t.V)
enc.To = t.To
return json.Marshal(&enc)
}
func (t *ttTransaction) UnmarshalJSON(input []byte) error {
type ttTransaction struct {
Data hexutil.Bytes `gencodec:"required"`
GasLimit *math.HexOrDecimal256 `gencodec:"required"`
GasPrice *math.HexOrDecimal256 `gencodec:"required"`
Nonce *math.HexOrDecimal64 `gencodec:"required"`
Value *math.HexOrDecimal256 `gencodec:"required"`
R *math.HexOrDecimal256 `gencodec:"required"`
S *math.HexOrDecimal256 `gencodec:"required"`
V *math.HexOrDecimal256 `gencodec:"required"`
To *common.Address `gencodec:"required"`
}
var dec ttTransaction
if err := json.Unmarshal(input, &dec); err != nil {
return err
}
if dec.Data == nil {
return errors.New("missing required field 'data' for ttTransaction")
}
t.Data = dec.Data
if dec.GasLimit == nil {
return errors.New("missing required field 'gasLimit' for ttTransaction")
}
t.GasLimit = (*big.Int)(dec.GasLimit)
if dec.GasPrice == nil {
return errors.New("missing required field 'gasPrice' for ttTransaction")
}
t.GasPrice = (*big.Int)(dec.GasPrice)
if dec.Nonce == nil {
return errors.New("missing required field 'nonce' for ttTransaction")
}
t.Nonce = uint64(*dec.Nonce)
if dec.Value == nil {
return errors.New("missing required field 'value' for ttTransaction")
}
t.Value = (*big.Int)(dec.Value)
if dec.R == nil {
return errors.New("missing required field 'r' for ttTransaction")
}
t.R = (*big.Int)(dec.R)
if dec.S == nil {
return errors.New("missing required field 's' for ttTransaction")
}
t.S = (*big.Int)(dec.S)
if dec.V == nil {
return errors.New("missing required field 'v' for ttTransaction")
}
t.V = (*big.Int)(dec.V)
if dec.To == nil {
return errors.New("missing required field 'to' for ttTransaction")
}
t.To = *dec.To
return nil
}

88
tests/gen_vmexec.go Normal file
View file

@ -0,0 +1,88 @@
// Code generated by github.com/fjl/gencodec. DO NOT EDIT.
package tests
import (
"encoding/json"
"errors"
"math/big"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/common/hexutil"
"github.com/ethereum/go-ethereum/common/math"
)
var _ = (*vmExecMarshaling)(nil)
func (v vmExec) MarshalJSON() ([]byte, error) {
type vmExec struct {
Address common.UnprefixedAddress `json:"address" gencodec:"required"`
Caller common.UnprefixedAddress `json:"caller" gencodec:"required"`
Origin common.UnprefixedAddress `json:"origin" gencodec:"required"`
Code hexutil.Bytes `json:"code" gencodec:"required"`
Data hexutil.Bytes `json:"data" gencodec:"required"`
Value *math.HexOrDecimal256 `json:"value" gencodec:"required"`
GasLimit math.HexOrDecimal64 `json:"gas" gencodec:"required"`
GasPrice *math.HexOrDecimal256 `json:"gasPrice" gencodec:"required"`
}
var enc vmExec
enc.Address = common.UnprefixedAddress(v.Address)
enc.Caller = common.UnprefixedAddress(v.Caller)
enc.Origin = common.UnprefixedAddress(v.Origin)
enc.Code = v.Code
enc.Data = v.Data
enc.Value = (*math.HexOrDecimal256)(v.Value)
enc.GasLimit = math.HexOrDecimal64(v.GasLimit)
enc.GasPrice = (*math.HexOrDecimal256)(v.GasPrice)
return json.Marshal(&enc)
}
func (v *vmExec) UnmarshalJSON(input []byte) error {
type vmExec struct {
Address *common.UnprefixedAddress `json:"address" gencodec:"required"`
Caller *common.UnprefixedAddress `json:"caller" gencodec:"required"`
Origin *common.UnprefixedAddress `json:"origin" gencodec:"required"`
Code hexutil.Bytes `json:"code" gencodec:"required"`
Data hexutil.Bytes `json:"data" gencodec:"required"`
Value *math.HexOrDecimal256 `json:"value" gencodec:"required"`
GasLimit *math.HexOrDecimal64 `json:"gas" gencodec:"required"`
GasPrice *math.HexOrDecimal256 `json:"gasPrice" gencodec:"required"`
}
var dec vmExec
if err := json.Unmarshal(input, &dec); err != nil {
return err
}
if dec.Address == nil {
return errors.New("missing required field 'address' for vmExec")
}
v.Address = common.Address(*dec.Address)
if dec.Caller == nil {
return errors.New("missing required field 'caller' for vmExec")
}
v.Caller = common.Address(*dec.Caller)
if dec.Origin == nil {
return errors.New("missing required field 'origin' for vmExec")
}
v.Origin = common.Address(*dec.Origin)
if dec.Code == nil {
return errors.New("missing required field 'code' for vmExec")
}
v.Code = dec.Code
if dec.Data == nil {
return errors.New("missing required field 'data' for vmExec")
}
v.Data = dec.Data
if dec.Value == nil {
return errors.New("missing required field 'value' for vmExec")
}
v.Value = (*big.Int)(dec.Value)
if dec.GasLimit == nil {
return errors.New("missing required field 'gas' for vmExec")
}
v.GasLimit = uint64(*dec.GasLimit)
if dec.GasPrice == nil {
return errors.New("missing required field 'gasPrice' for vmExec")
}
v.GasPrice = (*big.Int)(dec.GasPrice)
return nil
}

View file

@ -1,119 +0,0 @@
// Copyright 2015 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library 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 Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
// Package tests implements execution of Ethereum JSON tests.
package tests
import (
"encoding/json"
"fmt"
"io"
"io/ioutil"
"net/http"
"os"
"path/filepath"
)
var (
baseDir = filepath.Join(".", "files")
blockTestDir = filepath.Join(baseDir, "BlockchainTests")
stateTestDir = filepath.Join(baseDir, "StateTests")
transactionTestDir = filepath.Join(baseDir, "TransactionTests")
vmTestDir = filepath.Join(baseDir, "VMTests")
rlpTestDir = filepath.Join(baseDir, "RLPTests")
BlockSkipTests = []string{
// These tests are not valid, as they are out of scope for RLP and
// the consensus protocol.
"BLOCK__RandomByteAtTheEnd",
"TRANSCT__RandomByteAtTheEnd",
"BLOCK__ZeroByteAtTheEnd",
"TRANSCT__ZeroByteAtTheEnd",
"ChainAtoChainB_blockorder2",
"ChainAtoChainB_blockorder1",
"GasLimitHigherThan2p63m1", // not yet ;)
"SuicideIssue", // fails genesis check
}
/* Go client does not support transaction (account) nonces above 2^64. This
technically breaks consensus but is regarded as "reasonable
engineering constraint" as accounts cannot easily reach such high
nonce values in practice
*/
TransSkipTests = []string{
"TransactionWithHihghNonce256",
"Vitalik_15",
"Vitalik_16",
"Vitalik_17",
}
StateSkipTests = []string{}
VmSkipTests = []string{}
)
func readJson(reader io.Reader, value interface{}) error {
data, err := ioutil.ReadAll(reader)
if err != nil {
return fmt.Errorf("error reading JSON file: %v", err)
}
if err = json.Unmarshal(data, &value); err != nil {
if syntaxerr, ok := err.(*json.SyntaxError); ok {
line := findLine(data, syntaxerr.Offset)
return fmt.Errorf("JSON syntax error at line %v: %v", line, err)
}
return fmt.Errorf("JSON unmarshal error: %v", err)
}
return nil
}
func readJsonHttp(uri string, value interface{}) error {
resp, err := http.Get(uri)
if err != nil {
return err
}
defer resp.Body.Close()
return readJson(resp.Body, value)
}
func readJsonFile(fn string, value interface{}) error {
file, err := os.Open(fn)
if err != nil {
return err
}
defer file.Close()
err = readJson(file, value)
if err != nil {
return fmt.Errorf("%s in file %s", err.Error(), fn)
}
return nil
}
// findLine returns the line number for the given offset into data.
func findLine(data []byte, offset int64) (line int) {
line = 1
for i, r := range string(data) {
if int64(i) >= offset {
return
}
if r == '\n' {
line++
}
}
return
}

263
tests/init_test.go Normal file
View file

@ -0,0 +1,263 @@
// Copyright 2015 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library 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 Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
package tests
import (
"encoding/json"
"fmt"
"io"
"io/ioutil"
"os"
"path/filepath"
"reflect"
"regexp"
"sort"
"strings"
"testing"
"github.com/ethereum/go-ethereum/params"
)
var (
baseDir = filepath.Join(".", "testdata")
blockTestDir = filepath.Join(baseDir, "BlockchainTests")
stateTestDir = filepath.Join(baseDir, "GeneralStateTests")
transactionTestDir = filepath.Join(baseDir, "TransactionTests")
vmTestDir = filepath.Join(baseDir, "VMTests")
rlpTestDir = filepath.Join(baseDir, "RLPTests")
)
func readJson(reader io.Reader, value interface{}) error {
data, err := ioutil.ReadAll(reader)
if err != nil {
return fmt.Errorf("error reading JSON file: %v", err)
}
if err = json.Unmarshal(data, &value); err != nil {
if syntaxerr, ok := err.(*json.SyntaxError); ok {
line := findLine(data, syntaxerr.Offset)
return fmt.Errorf("JSON syntax error at line %v: %v", line, err)
}
return err
}
return nil
}
func readJsonFile(fn string, value interface{}) error {
file, err := os.Open(fn)
if err != nil {
return err
}
defer file.Close()
err = readJson(file, value)
if err != nil {
return fmt.Errorf("%s in file %s", err.Error(), fn)
}
return nil
}
// findLine returns the line number for the given offset into data.
func findLine(data []byte, offset int64) (line int) {
line = 1
for i, r := range string(data) {
if int64(i) >= offset {
return
}
if r == '\n' {
line++
}
}
return
}
// testMatcher controls skipping and chain config assignment to tests.
type testMatcher struct {
configpat []testConfig
failpat []testFailure
skiploadpat []*regexp.Regexp
skipshortpat []*regexp.Regexp
}
type testConfig struct {
p *regexp.Regexp
config params.ChainConfig
}
type testFailure struct {
p *regexp.Regexp
reason string
}
// skipShortMode skips tests matching when the -short flag is used.
func (tm *testMatcher) skipShortMode(pattern string) {
tm.skipshortpat = append(tm.skipshortpat, regexp.MustCompile(pattern))
}
// skipLoad skips JSON loading of tests matching the pattern.
func (tm *testMatcher) skipLoad(pattern string) {
tm.skiploadpat = append(tm.skiploadpat, regexp.MustCompile(pattern))
}
// fails adds an expected failure for tests matching the pattern.
func (tm *testMatcher) fails(pattern string, reason string) {
if reason == "" {
panic("empty fail reason")
}
tm.failpat = append(tm.failpat, testFailure{regexp.MustCompile(pattern), reason})
}
// config defines chain config for tests matching the pattern.
func (tm *testMatcher) config(pattern string, cfg params.ChainConfig) {
tm.configpat = append(tm.configpat, testConfig{regexp.MustCompile(pattern), cfg})
}
// findSkip matches name against test skip patterns.
func (tm *testMatcher) findSkip(name string) (reason string, skipload bool) {
if testing.Short() {
for _, re := range tm.skipshortpat {
if re.MatchString(name) {
return "skipped in -short mode", false
}
}
}
for _, re := range tm.skiploadpat {
if re.MatchString(name) {
return "skipped by skipLoad", true
}
}
return "", false
}
// findConfig returns the chain config matching defined patterns.
func (tm *testMatcher) findConfig(name string) *params.ChainConfig {
// TODO(fjl): name can be derived from testing.T when min Go version is 1.8
for _, m := range tm.configpat {
if m.p.MatchString(name) {
return &m.config
}
}
return new(params.ChainConfig)
}
// checkFailure checks whether a failure is expected.
func (tm *testMatcher) checkFailure(t *testing.T, name string, err error) error {
// TODO(fjl): name can be derived from t when min Go version is 1.8
failReason := ""
for _, m := range tm.failpat {
if m.p.MatchString(name) {
failReason = m.reason
break
}
}
if failReason != "" {
t.Logf("expected failure: %s", failReason)
if err != nil {
t.Logf("error: %v", err)
return nil
} else {
return fmt.Errorf("test succeeded unexpectedly")
}
}
return err
}
// walk invokes its runTest argument for all subtests in the given directory.
//
// runTest should be a function of type func(t *testing.T, name string, x <TestType>),
// where TestType is the type of the test contained in test files.
func (tm *testMatcher) walk(t *testing.T, dir string, runTest interface{}) {
// Walk the directory.
dirinfo, err := os.Stat(dir)
if os.IsNotExist(err) || !dirinfo.IsDir() {
fmt.Fprintf(os.Stderr, "can't find test files in %s, did you clone the tests submodule?\n", dir)
t.Skip("missing test files")
}
err = filepath.Walk(dir, func(path string, info os.FileInfo, err error) error {
name := filepath.ToSlash(strings.TrimPrefix(path, dir+string(filepath.Separator)))
if info.IsDir() {
if _, skipload := tm.findSkip(name + "/"); skipload {
return filepath.SkipDir
}
return nil
}
if filepath.Ext(path) == ".json" {
t.Run(name, func(t *testing.T) { tm.runTestFile(t, path, name, runTest) })
}
return nil
})
if err != nil {
t.Fatal(err)
}
}
func (tm *testMatcher) runTestFile(t *testing.T, path, name string, runTest interface{}) {
if r, _ := tm.findSkip(name); r != "" {
t.Skip(r)
}
t.Parallel()
// Load the file as map[string]<testType>.
m := makeMapFromTestFunc(runTest)
if err := readJsonFile(path, m.Addr().Interface()); err != nil {
t.Fatal(err)
}
// Run all tests from the map. Don't wrap in a subtest if there is only one test in the file.
keys := sortedMapKeys(m)
if len(keys) == 1 {
runTestFunc(runTest, t, name, m, keys[0])
} else {
for _, key := range keys {
name := name + "/" + key
t.Run(key, func(t *testing.T) {
if r, _ := tm.findSkip(name); r != "" {
t.Skip(r)
}
runTestFunc(runTest, t, name, m, key)
})
}
}
}
func makeMapFromTestFunc(f interface{}) reflect.Value {
stringT := reflect.TypeOf("")
testingT := reflect.TypeOf((*testing.T)(nil))
ftyp := reflect.TypeOf(f)
if ftyp.Kind() != reflect.Func || ftyp.NumIn() != 3 || ftyp.NumOut() != 0 || ftyp.In(0) != testingT || ftyp.In(1) != stringT {
panic(fmt.Sprintf("bad test function type: want func(*testing.T, string, <TestType>), have %s", ftyp))
}
testType := ftyp.In(2)
mp := reflect.New(reflect.MapOf(stringT, testType))
return mp.Elem()
}
func sortedMapKeys(m reflect.Value) []string {
keys := make([]string, m.Len())
for i, k := range m.MapKeys() {
keys[i] = k.String()
}
sort.Strings(keys)
return keys
}
func runTestFunc(runTest interface{}, t *testing.T, name string, m reflect.Value, key string) {
reflect.ValueOf(runTest).Call([]reflect.Value{
reflect.ValueOf(t),
reflect.ValueOf(name),
m.MapIndex(reflect.ValueOf(key)),
})
}

View file

@ -17,20 +17,15 @@
package tests
import (
"path/filepath"
"testing"
)
func TestRLP(t *testing.T) {
err := RunRLPTest(filepath.Join(rlpTestDir, "rlptest.json"), nil)
if err != nil {
t.Fatal(err)
}
}
func TestRLP_invalid(t *testing.T) {
err := RunRLPTest(filepath.Join(rlpTestDir, "invalidRLPTest.json"), nil)
if err != nil {
t.Fatal(err)
}
t.Parallel()
tm := new(testMatcher)
tm.walk(t, rlpTestDir, func(t *testing.T, name string, test *RLPTest) {
if err := tm.checkFailure(t, name, test.Run()); err != nil {
t.Error(err)
}
})
}

View file

@ -21,9 +21,7 @@ import (
"encoding/hex"
"errors"
"fmt"
"io"
"math/big"
"os"
"strings"
"github.com/ethereum/go-ethereum/rlp"
@ -44,33 +42,6 @@ type RLPTest struct {
Out string
}
// RunRLPTest runs the tests in the given file, skipping tests by name.
func RunRLPTest(file string, skip []string) error {
f, err := os.Open(file)
if err != nil {
return err
}
defer f.Close()
return RunRLPTestWithReader(f, skip)
}
// RunRLPTest runs the tests encoded in r, skipping tests by name.
func RunRLPTestWithReader(r io.Reader, skip []string) error {
var tests map[string]*RLPTest
if err := readJson(r, &tests); err != nil {
return err
}
for _, s := range skip {
delete(tests, s)
}
for name, test := range tests {
if err := test.Run(); err != nil {
return fmt.Errorf("test %q failed: %v", name, err)
}
}
return nil
}
// Run executes the test.
func (t *RLPTest) Run() error {
outb, err := hex.DecodeString(t.Out)

File diff suppressed because it is too large Load diff

View file

@ -1,4 +1,4 @@
// Copyright 2015 The go-ethereum Authors
// Copyright 2017 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
@ -18,180 +18,296 @@ package tests
import (
"bytes"
"encoding/hex"
"encoding/json"
"fmt"
"io"
"strconv"
"math/big"
"reflect"
"strings"
"testing"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/common/hexutil"
"github.com/ethereum/go-ethereum/common/math"
"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/log"
"github.com/ethereum/go-ethereum/params"
)
func RunStateTestWithReader(chainConfig *params.ChainConfig, r io.Reader, skipTests []string) error {
tests := make(map[string]VmTest)
if err := readJson(r, &tests); err != nil {
return err
}
if err := runStateTests(chainConfig, tests, skipTests); err != nil {
return err
}
return nil
// This table defines supported forks and their chain config.
var stateTestForks = map[string]*params.ChainConfig{
"Frontier": &params.ChainConfig{
ChainId: big.NewInt(1),
},
"Homestead": &params.ChainConfig{
HomesteadBlock: big.NewInt(0),
ChainId: big.NewInt(1),
},
"EIP150": &params.ChainConfig{
HomesteadBlock: big.NewInt(0),
EIP150Block: big.NewInt(0),
ChainId: big.NewInt(1),
},
"EIP158": &params.ChainConfig{
HomesteadBlock: big.NewInt(0),
EIP150Block: big.NewInt(0),
EIP155Block: big.NewInt(0),
EIP158Block: big.NewInt(0),
ChainId: big.NewInt(1),
},
"Metropolis": &params.ChainConfig{
HomesteadBlock: big.NewInt(0),
EIP150Block: big.NewInt(0),
EIP155Block: big.NewInt(0),
EIP158Block: big.NewInt(0),
MetropolisBlock: big.NewInt(0),
ChainId: big.NewInt(1),
},
}
func RunStateTest(chainConfig *params.ChainConfig, p string, skipTests []string) error {
tests := make(map[string]VmTest)
if err := readJsonFile(p, &tests); err != nil {
return err
}
if err := runStateTests(chainConfig, tests, skipTests); err != nil {
return err
}
return nil
// StateTest checks transaction processing without block context.
// See https://github.com/ethereum/EIPs/issues/176 for the test format specification.
type StateTest struct {
json stJSON
}
func BenchStateTest(chainConfig *params.ChainConfig, p string, conf bconf, b *testing.B) error {
tests := make(map[string]VmTest)
if err := readJsonFile(p, &tests); err != nil {
return err
// StateSubtest selects a specific configuration of a General State Test.
type StateSubtest struct {
Fork string
Index int
}
func (t *StateTest) UnmarshalJSON(in []byte) error {
return json.Unmarshal(in, &t.json)
}
type stJSON struct {
Env stEnv `json:"env"`
Pre core.GenesisAlloc `json:"pre"`
Tx stTransaction `json:"transaction"`
Out hexutil.Bytes `json:"out"`
Post map[string][]stPostState `json:"post"`
}
type stPostState struct {
Root common.UnprefixedHash `json:"hash"`
Logs *[]stLog `json:"logs"`
Indexes struct {
Data int `json:"data"`
Gas int `json:"gas"`
Value int `json:"value"`
}
test, ok := tests[conf.name]
}
//go:generate gencodec -type stEnv -field-override stEnvMarshaling -out gen_stenv.go
type stEnv struct {
Coinbase common.Address `json:"currentCoinbase" gencodec:"required"`
Difficulty *big.Int `json:"currentDifficulty" gencodec:"required"`
GasLimit *big.Int `json:"currentGasLimit" gencodec:"required"`
Number uint64 `json:"currentNumber" gencodec:"required"`
Timestamp uint64 `json:"currentTimestamp" gencodec:"required"`
}
type stEnvMarshaling struct {
Coinbase common.UnprefixedAddress
Difficulty *math.HexOrDecimal256
GasLimit *math.HexOrDecimal256
Number math.HexOrDecimal64
Timestamp math.HexOrDecimal64
}
//go:generate gencodec -type stTransaction -field-override stTransactionMarshaling -out gen_sttransaction.go
type stTransaction struct {
GasPrice *big.Int `json:"gasPrice"`
Nonce uint64 `json:"nonce"`
To string `json:"to"`
Data []string `json:"data"`
GasLimit []uint64 `json:"gasLimit"`
Value []string `json:"value"`
PrivateKey []byte `json:"secretKey"`
}
type stTransactionMarshaling struct {
GasPrice *math.HexOrDecimal256
Nonce math.HexOrDecimal64
GasLimit []math.HexOrDecimal64
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
for fork, pss := range t.json.Post {
for i, _ := range pss {
sub = append(sub, StateSubtest{fork, i})
}
}
return sub
}
// Run executes a specific subtest.
func (t *StateTest) Run(subtest StateSubtest, vmconfig vm.Config) error {
config, ok := stateTestForks[subtest.Fork]
if !ok {
return fmt.Errorf("test not found: %s", conf.name)
return fmt.Errorf("no config for fork %q", subtest.Fork)
}
// 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)
}
b.ResetTimer()
for i := 0; i < b.N; i++ {
benchStateTest(chainConfig, test, env, b)
}
return nil
}
func benchStateTest(chainConfig *params.ChainConfig, test VmTest, env map[string]string, b *testing.B) {
b.StopTimer()
block, _ := t.genesis(config).ToBlock()
db, _ := ethdb.NewMemDatabase()
statedb := makePreState(db, test.Pre)
b.StartTimer()
statedb := makePreState(db, t.json.Pre)
RunState(chainConfig, statedb, db, env, test.Exec)
}
func runStateTests(chainConfig *params.ChainConfig, tests map[string]VmTest, skipTests []string) error {
skipTest := make(map[string]bool, len(skipTests))
for _, name := range skipTests {
skipTest[name] = true
}
for name, test := range tests {
if skipTest[name] /*|| name != "JUMPDEST_Attack"*/ {
log.Info(fmt.Sprint("Skipping state test", name))
continue
}
//fmt.Println("StateTest:", name)
if err := runStateTest(chainConfig, test); err != nil {
return fmt.Errorf("%s: %s\n", name, err.Error())
}
//log.Info(fmt.Sprint("State test passed: ", name))
//fmt.Println(string(statedb.Dump()))
}
return nil
}
func runStateTest(chainConfig *params.ChainConfig, test VmTest) error {
db, _ := ethdb.NewMemDatabase()
statedb := makePreState(db, test.Pre)
// 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)
}
ret, logs, root, _ := RunState(chainConfig, statedb, db, env, test.Transaction)
// Return value:
var rexp []byte
if strings.HasPrefix(test.Out, "#") {
n, _ := strconv.Atoi(test.Out[1:])
rexp = make([]byte, n)
} else {
rexp = common.FromHex(test.Out)
}
if !bytes.Equal(rexp, ret) {
return fmt.Errorf("return failed. Expected %x, got %x\n", rexp, ret)
}
// Post state content:
for addr, account := range test.Post {
address := common.HexToAddress(addr)
if !statedb.Exist(address) {
return fmt.Errorf("did not find expected post-state account: %s", addr)
}
if balance := statedb.GetBalance(address); balance.Cmp(math.MustParseBig256(account.Balance)) != 0 {
return fmt.Errorf("(%x) balance failed. Expected: %v have: %v\n", address[:4], math.MustParseBig256(account.Balance), balance)
}
if nonce := statedb.GetNonce(address); nonce != math.MustParseUint64(account.Nonce) {
return fmt.Errorf("(%x) nonce failed. Expected: %v have: %v\n", address[:4], account.Nonce, nonce)
}
for addr, value := range account.Storage {
v := statedb.GetState(address, common.HexToHash(addr))
vexp := common.HexToHash(value)
if v != vexp {
return fmt.Errorf("storage failed:\n%x: %s:\nexpected: %x\nhave: %x\n(%v %v)\n", address[:4], addr, vexp, v, vexp.Big(), v.Big())
}
}
}
// Root:
if common.HexToHash(test.PostStateRoot) != root {
return fmt.Errorf("Post state root error. Expected: %s have: %x", test.PostStateRoot, root)
}
// Logs:
return checkLogs(test.Logs, logs)
}
func RunState(chainConfig *params.ChainConfig, statedb *state.StateDB, db ethdb.Database, env, tx map[string]string) ([]byte, []*types.Log, common.Hash, error) {
environment, msg := NewEVMEnvironment(false, chainConfig, statedb, env, tx)
gaspool := new(core.GasPool).AddGas(math.MustParseBig256(env["currentGasLimit"]))
snapshot := statedb.Snapshot()
ret, _, err := core.ApplyMessage(environment, msg, gaspool)
post := t.json.Post[subtest.Fork][subtest.Index]
msg, err := t.json.Tx.toMessage(post)
if err != nil {
return err
}
context := core.NewEVMContext(msg, block.Header(), nil, &t.json.Env.Coinbase)
context.GetHash = vmTestBlockHash
evm := vm.NewEVM(context, statedb, config, vmconfig)
gaspool := new(core.GasPool)
gaspool.AddGas(block.GasLimit())
snapshot := statedb.Snapshot()
if _, _, err := core.ApplyMessage(evm, msg, gaspool); err != nil {
statedb.RevertToSnapshot(snapshot)
}
root, _ := statedb.CommitTo(db, chainConfig.IsEIP158(environment.Context.BlockNumber))
return ret, statedb.Logs(), root, err
if post.Logs != nil {
if err := checkLogs(statedb.Logs(), *post.Logs); err != nil {
return err
}
}
root, _ := statedb.CommitTo(db, config.IsEIP158(block.Number()))
if root != common.Hash(post.Root) {
return fmt.Errorf("post state root mismatch: got %x, want %x", root, post.Root)
}
// TODO(fjl): check return data
return nil
}
func (t *StateTest) gasLimit(subtest StateSubtest) uint64 {
return t.json.Tx.GasLimit[t.json.Post[subtest.Fork][subtest.Index].Indexes.Gas]
}
func makePreState(db ethdb.Database, accounts core.GenesisAlloc) *state.StateDB {
sdb := state.NewDatabase(db)
statedb, _ := state.New(common.Hash{}, sdb)
for addr, a := range accounts {
statedb.SetCode(addr, a.Code)
statedb.SetNonce(addr, a.Nonce)
statedb.SetBalance(addr, a.Balance)
for k, v := range a.Storage {
statedb.SetState(addr, k, v)
}
}
// Commit and re-open to start with a clean state.
root, _ := statedb.CommitTo(db, false)
statedb, _ = state.New(root, sdb)
return statedb
}
func (t *StateTest) genesis(config *params.ChainConfig) *core.Genesis {
return &core.Genesis{
Config: config,
Coinbase: t.json.Env.Coinbase,
Difficulty: t.json.Env.Difficulty,
GasLimit: t.json.Env.GasLimit.Uint64(),
Number: t.json.Env.Number,
Timestamp: t.json.Env.Timestamp,
Alloc: t.json.Pre,
}
}
func (tx *stTransaction) toMessage(ps stPostState) (core.Message, error) {
// Derive sender from private key if present.
var from common.Address
if len(tx.PrivateKey) > 0 {
key, err := crypto.ToECDSA(tx.PrivateKey)
if err != nil {
return nil, fmt.Errorf("invalid private key: %v", err)
}
from = crypto.PubkeyToAddress(key.PublicKey)
}
// Parse recipient if present.
var to *common.Address
if tx.To != "" {
to = new(common.Address)
if err := to.UnmarshalText([]byte(tx.To)); err != nil {
return nil, fmt.Errorf("invalid to address: %v", err)
}
}
// Get values specific to this post state.
if ps.Indexes.Data > len(tx.Data) {
return nil, fmt.Errorf("tx data index %d out of bounds", ps.Indexes.Data)
}
if ps.Indexes.Value > len(tx.Value) {
return nil, fmt.Errorf("tx value index %d out of bounds", ps.Indexes.Value)
}
if ps.Indexes.Gas > len(tx.GasLimit) {
return nil, fmt.Errorf("tx gas limit index %d out of bounds", ps.Indexes.Gas)
}
dataHex := tx.Data[ps.Indexes.Data]
valueHex := tx.Value[ps.Indexes.Value]
gasLimit := tx.GasLimit[ps.Indexes.Gas]
// Value, Data hex encoding is messy: https://github.com/ethereum/tests/issues/203
value := new(big.Int)
if valueHex != "0x" {
v, ok := math.ParseBig256(valueHex)
if !ok {
return nil, fmt.Errorf("invalid tx value %q", valueHex)
}
value = v
}
data, err := hex.DecodeString(strings.TrimPrefix(dataHex, "0x"))
if err != nil {
return nil, fmt.Errorf("invalid tx data %q", dataHex)
}
msg := types.NewMessage(from, to, tx.Nonce, value, new(big.Int).SetUint64(gasLimit), tx.GasPrice, data, true)
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
}

1
tests/testdata Submodule

@ -0,0 +1 @@
Subproject commit f1de8c3b7fa2c2c0aa281b6b3a1ad7010356c5ff

View file

@ -18,109 +18,37 @@ package tests
import (
"math/big"
"path/filepath"
"testing"
"github.com/ethereum/go-ethereum/params"
)
func TestTransactions(t *testing.T) {
config := &params.ChainConfig{}
err := RunTransactionTests(config, filepath.Join(transactionTestDir, "ttTransactionTest.json"), TransSkipTests)
if err != nil {
t.Fatal(err)
}
}
func TestTransaction(t *testing.T) {
t.Parallel()
func TestWrongRLPTransactions(t *testing.T) {
config := &params.ChainConfig{}
err := RunTransactionTests(config, filepath.Join(transactionTestDir, "ttWrongRLPTransaction.json"), TransSkipTests)
if err != nil {
t.Fatal(err)
}
}
func Test10MBTransactions(t *testing.T) {
config := &params.ChainConfig{}
err := RunTransactionTests(config, filepath.Join(transactionTestDir, "tt10mbDataField.json"), TransSkipTests)
if err != nil {
t.Fatal(err)
}
}
// homestead tests
func TestHomesteadTransactions(t *testing.T) {
config := &params.ChainConfig{
txt := new(testMatcher)
txt.config(`^Homestead/`, params.ChainConfig{
HomesteadBlock: big.NewInt(0),
}
err := RunTransactionTests(config, filepath.Join(transactionTestDir, "Homestead", "ttTransactionTest.json"), TransSkipTests)
if err != nil {
t.Fatal(err)
}
}
func TestHomesteadWrongRLPTransactions(t *testing.T) {
config := &params.ChainConfig{
HomesteadBlock: big.NewInt(0),
}
err := RunTransactionTests(config, filepath.Join(transactionTestDir, "Homestead", "ttWrongRLPTransaction.json"), TransSkipTests)
if err != nil {
t.Fatal(err)
}
}
func TestHomestead10MBTransactions(t *testing.T) {
config := &params.ChainConfig{
HomesteadBlock: big.NewInt(0),
}
err := RunTransactionTests(config, filepath.Join(transactionTestDir, "Homestead", "tt10mbDataField.json"), TransSkipTests)
if err != nil {
t.Fatal(err)
}
}
func TestHomesteadVitalik(t *testing.T) {
config := &params.ChainConfig{
HomesteadBlock: big.NewInt(0),
}
err := RunTransactionTests(config, filepath.Join(transactionTestDir, "Homestead", "ttTransactionTestEip155VitaliksTests.json"), TransSkipTests)
if err != nil {
t.Fatal(err)
}
}
func TestTxEIP155Transaction(t *testing.T) {
config := &params.ChainConfig{
ChainId: big.NewInt(1),
})
txt.config(`^EIP155/`, params.ChainConfig{
HomesteadBlock: big.NewInt(0),
EIP150Block: big.NewInt(0),
EIP155Block: big.NewInt(0),
}
err := RunTransactionTests(config, filepath.Join(transactionTestDir, "EIP155", "ttTransactionTest.json"), TransSkipTests)
if err != nil {
t.Fatal(err)
}
}
func TestTxEIP155VitaliksTests(t *testing.T) {
config := &params.ChainConfig{
EIP158Block: big.NewInt(0),
ChainId: big.NewInt(1),
HomesteadBlock: big.NewInt(0),
EIP155Block: big.NewInt(0),
}
err := RunTransactionTests(config, filepath.Join(transactionTestDir, "EIP155", "ttTransactionTestEip155VitaliksTests.json"), TransSkipTests)
if err != nil {
t.Fatal(err)
}
}
})
txt.config(`^Metropolis/`, params.ChainConfig{
HomesteadBlock: big.NewInt(0),
EIP150Block: big.NewInt(0),
EIP155Block: big.NewInt(0),
EIP158Block: big.NewInt(0),
MetropolisBlock: big.NewInt(0),
})
func TestTxEIP155VRule(t *testing.T) {
config := &params.ChainConfig{
ChainId: big.NewInt(1),
HomesteadBlock: big.NewInt(0),
EIP155Block: big.NewInt(0),
}
err := RunTransactionTests(config, filepath.Join(transactionTestDir, "EIP155", "ttTransactionTestVRule.json"), TransSkipTests)
if err != nil {
t.Fatal(err)
}
txt.walk(t, transactionTestDir, func(t *testing.T, name string, test *TransactionTest) {
cfg := txt.findConfig(name)
if err := txt.checkFailure(t, name, test.Run(cfg)); err != nil {
t.Error(err)
}
})
}

View file

@ -20,208 +20,114 @@ import (
"bytes"
"errors"
"fmt"
"io"
"runtime"
"math/big"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/common/hexutil"
"github.com/ethereum/go-ethereum/common/math"
"github.com/ethereum/go-ethereum/core/types"
"github.com/ethereum/go-ethereum/log"
"github.com/ethereum/go-ethereum/params"
"github.com/ethereum/go-ethereum/rlp"
)
// Transaction Test JSON Format
type TtTransaction struct {
Data string
GasLimit string
GasPrice string
Nonce string
R string
S string
To string
V string
Value string
}
// TransactionTest checks RLP decoding and sender derivation of transactions.
type TransactionTest struct {
Blocknumber string
Rlp string
Sender string
Transaction TtTransaction
json ttJSON
}
func RunTransactionTestsWithReader(config *params.ChainConfig, r io.Reader, skipTests []string) error {
skipTest := make(map[string]bool, len(skipTests))
for _, name := range skipTests {
skipTest[name] = true
}
bt := make(map[string]TransactionTest)
if err := readJson(r, &bt); err != nil {
return err
}
for name, test := range bt {
// if the test should be skipped, return
if skipTest[name] {
log.Info(fmt.Sprint("Skipping transaction test", name))
return nil
}
// test the block
if err := runTransactionTest(config, test); err != nil {
return err
}
log.Info(fmt.Sprint("Transaction test passed: ", name))
}
return nil
type ttJSON struct {
BlockNumber math.HexOrDecimal64 `json:"blockNumber"`
RLP hexutil.Bytes `json:"rlp"`
Sender hexutil.Bytes `json:"sender"`
Transaction *ttTransaction `json:"transaction"`
}
func RunTransactionTests(config *params.ChainConfig, file string, skipTests []string) error {
tests := make(map[string]TransactionTest)
if err := readJsonFile(file, &tests); err != nil {
return err
}
//go:generate gencodec -type ttTransaction -field-override ttTransactionMarshaling -out gen_tttransaction.go
if err := runTransactionTests(config, tests, skipTests); err != nil {
return err
}
return nil
type ttTransaction struct {
Data []byte `gencodec:"required"`
GasLimit *big.Int `gencodec:"required"`
GasPrice *big.Int `gencodec:"required"`
Nonce uint64 `gencodec:"required"`
Value *big.Int `gencodec:"required"`
R *big.Int `gencodec:"required"`
S *big.Int `gencodec:"required"`
V *big.Int `gencodec:"required"`
To common.Address `gencodec:"required"`
}
func runTransactionTests(config *params.ChainConfig, tests map[string]TransactionTest, skipTests []string) error {
skipTest := make(map[string]bool, len(skipTests))
for _, name := range skipTests {
skipTest[name] = true
}
for name, test := range tests {
// if the test should be skipped, return
if skipTest[name] {
log.Info(fmt.Sprint("Skipping transaction test", name))
return nil
}
// test the block
if err := runTransactionTest(config, test); err != nil {
return fmt.Errorf("%s: %v", name, err)
}
log.Info(fmt.Sprint("Transaction test passed: ", name))
}
return nil
type ttTransactionMarshaling struct {
Data hexutil.Bytes
GasLimit *math.HexOrDecimal256
GasPrice *math.HexOrDecimal256
Nonce math.HexOrDecimal64
Value *math.HexOrDecimal256
R *math.HexOrDecimal256
S *math.HexOrDecimal256
V *math.HexOrDecimal256
}
func runTransactionTest(config *params.ChainConfig, txTest TransactionTest) (err error) {
func (tt *TransactionTest) Run(config *params.ChainConfig) error {
tx := new(types.Transaction)
err = rlp.DecodeBytes(mustConvertBytes(txTest.Rlp), tx)
if err != nil {
if txTest.Sender == "" {
// RLP decoding failed and this is expected (test OK)
if err := rlp.DecodeBytes(tt.json.RLP, tx); err != nil {
if tt.json.Transaction == nil {
return nil
} else {
// RLP decoding failed but is expected to succeed (test FAIL)
return fmt.Errorf("RLP decoding failed when expected to succeed: %s", err)
return fmt.Errorf("RLP decoding failed: %v", err)
}
}
validationError := verifyTxFields(config, txTest, tx)
if txTest.Sender == "" {
if validationError != nil {
// RLP decoding works but validation should fail (test OK)
return nil
} else {
// RLP decoding works but validation should fail (test FAIL)
// (this should not be possible but added here for completeness)
return errors.New("Field validations succeeded but should fail")
}
}
if txTest.Sender != "" {
if validationError == nil {
// RLP decoding works and validations pass (test OK)
return nil
} else {
// RLP decoding works and validations pass (test FAIL)
return fmt.Errorf("Field validations failed after RLP decoding: %s", validationError)
}
}
return errors.New("Should not happen: verify RLP decoding and field validation")
}
func verifyTxFields(chainConfig *params.ChainConfig, txTest TransactionTest, decodedTx *types.Transaction) (err error) {
defer func() {
if recovered := recover(); recovered != nil {
buf := make([]byte, 64<<10)
buf = buf[:runtime.Stack(buf, false)]
err = fmt.Errorf("%v\n%s", recovered, buf)
}
}()
var decodedSender common.Address
signer := types.MakeSigner(chainConfig, math.MustParseBig256(txTest.Blocknumber))
decodedSender, err = types.Sender(signer, decodedTx)
// Check sender derivation.
signer := types.MakeSigner(config, new(big.Int).SetUint64(uint64(tt.json.BlockNumber)))
sender, err := types.Sender(signer, tx)
if err != nil {
return err
}
expectedSender := mustConvertAddress(txTest.Sender)
if expectedSender != decodedSender {
return fmt.Errorf("Sender mismatch: %x %x", expectedSender, decodedSender)
if sender != common.BytesToAddress(tt.json.Sender) {
return fmt.Errorf("Sender mismatch: got %x, want %x", sender, tt.json.Sender)
}
expectedData := mustConvertBytes(txTest.Transaction.Data)
if !bytes.Equal(expectedData, decodedTx.Data()) {
return fmt.Errorf("Tx input data mismatch: %#v %#v", expectedData, decodedTx.Data())
// Check decoded fields.
err = tt.json.Transaction.verify(signer, tx)
if tt.json.Sender == nil && err == nil {
return errors.New("field validations succeeded but should fail")
}
expectedGasLimit := mustConvertBigInt(txTest.Transaction.GasLimit, 16)
if expectedGasLimit.Cmp(decodedTx.Gas()) != 0 {
return fmt.Errorf("GasLimit mismatch: %v %v", expectedGasLimit, decodedTx.Gas())
if tt.json.Sender != nil && err != nil {
return fmt.Errorf("field validations failed after RLP decoding: %s", err)
}
return nil
}
func (tt *ttTransaction) verify(signer types.Signer, tx *types.Transaction) error {
if !bytes.Equal(tx.Data(), tt.Data) {
return fmt.Errorf("Tx input data mismatch: got %x want %x", tx.Data(), tt.Data)
}
if tx.Gas().Cmp(tt.GasLimit) != 0 {
return fmt.Errorf("GasLimit mismatch: got %v, want %v", tx.Gas(), tt.GasLimit)
}
if tx.GasPrice().Cmp(tt.GasPrice) != 0 {
return fmt.Errorf("GasPrice mismatch: got %v, want %v", tx.GasPrice(), tt.GasPrice)
}
if tx.Nonce() != tt.Nonce {
return fmt.Errorf("Nonce mismatch: got %v, want %v", tx.Nonce(), tt.Nonce)
}
v, r, s := tx.RawSignatureValues()
if r.Cmp(tt.R) != 0 {
return fmt.Errorf("R mismatch: got %v, want %v", r, tt.R)
}
if s.Cmp(tt.S) != 0 {
return fmt.Errorf("S mismatch: got %v, want %v", s, tt.S)
}
if v.Cmp(tt.V) != 0 {
return fmt.Errorf("V mismatch: got %v, want %v", v, tt.V)
}
if tx.To() == nil {
if tt.To != (common.Address{}) {
return fmt.Errorf("To mismatch when recipient is nil (contract creation): %x", tt.To)
}
} else if *tx.To() != tt.To {
return fmt.Errorf("To mismatch: got %x, want %x", *tx.To(), tt.To)
}
if tx.Value().Cmp(tt.Value) != 0 {
return fmt.Errorf("Value mismatch: got %x, want %x", tx.Value(), tt.Value)
}
expectedGasPrice := mustConvertBigInt(txTest.Transaction.GasPrice, 16)
if expectedGasPrice.Cmp(decodedTx.GasPrice()) != 0 {
return fmt.Errorf("GasPrice mismatch: %v %v", expectedGasPrice, decodedTx.GasPrice())
}
expectedNonce := mustConvertUint(txTest.Transaction.Nonce, 16)
if expectedNonce != decodedTx.Nonce() {
return fmt.Errorf("Nonce mismatch: %v %v", expectedNonce, decodedTx.Nonce())
}
v, r, s := decodedTx.RawSignatureValues()
expectedR := mustConvertBigInt(txTest.Transaction.R, 16)
if r.Cmp(expectedR) != 0 {
return fmt.Errorf("R mismatch: %v %v", expectedR, r)
}
expectedS := mustConvertBigInt(txTest.Transaction.S, 16)
if s.Cmp(expectedS) != 0 {
return fmt.Errorf("S mismatch: %v %v", expectedS, s)
}
expectedV := mustConvertBigInt(txTest.Transaction.V, 16)
if v.Cmp(expectedV) != 0 {
return fmt.Errorf("V mismatch: %v %v", expectedV, v)
}
expectedTo := mustConvertAddress(txTest.Transaction.To)
if decodedTx.To() == nil {
if expectedTo != common.BytesToAddress([]byte{}) { // "empty" or "zero" address
return fmt.Errorf("To mismatch when recipient is nil (contract creation): %v", expectedTo)
}
} else {
if expectedTo != *decodedTx.To() {
return fmt.Errorf("To mismatch: %v %v", expectedTo, *decodedTx.To())
}
}
expectedValue := mustConvertBigInt(txTest.Transaction.Value, 16)
if expectedValue.Cmp(decodedTx.Value()) != 0 {
return fmt.Errorf("Value mismatch: %v %v", expectedValue, decodedTx.Value())
}
return nil
}

View file

@ -1,214 +0,0 @@
// Copyright 2015 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library 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 Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
package tests
import (
"bytes"
"fmt"
"math/big"
"os"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/common/math"
"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/log"
"github.com/ethereum/go-ethereum/params"
)
var (
ForceJit bool
EnableJit bool
)
func init() {
log.Root().SetHandler(log.LvlFilterHandler(log.LvlCrit, log.StreamHandler(os.Stderr, log.TerminalFormat(false))))
if os.Getenv("JITVM") == "true" {
ForceJit = true
EnableJit = true
}
}
func checkLogs(tlog []Log, logs []*types.Log) error {
if len(tlog) != len(logs) {
return fmt.Errorf("log length mismatch. Expected %d, got %d", len(tlog), len(logs))
} else {
for i, log := range tlog {
if common.HexToAddress(log.AddressF) != logs[i].Address {
return fmt.Errorf("log address expected %v got %x", log.AddressF, logs[i].Address)
}
if !bytes.Equal(logs[i].Data, common.FromHex(log.DataF)) {
return fmt.Errorf("log data expected %v got %x", log.DataF, logs[i].Data)
}
if len(log.TopicsF) != len(logs[i].Topics) {
return fmt.Errorf("log topics length expected %d got %d", len(log.TopicsF), logs[i].Topics)
} else {
for j, topic := range log.TopicsF {
if common.HexToHash(topic) != logs[i].Topics[j] {
return fmt.Errorf("log topic[%d] expected %v got %x", j, topic, logs[i].Topics[j])
}
}
}
genBloom := math.PaddedBigBytes(types.LogsBloom([]*types.Log{logs[i]}), 256)
if !bytes.Equal(genBloom, common.Hex2Bytes(log.BloomF)) {
return fmt.Errorf("bloom mismatch")
}
}
}
return nil
}
type Account struct {
Balance string
Code string
Nonce string
Storage map[string]string
}
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
}
func makePreState(db ethdb.Database, accounts map[string]Account) *state.StateDB {
sdb := state.NewDatabase(db)
statedb, _ := state.New(common.Hash{}, sdb)
for addr, account := range accounts {
insertAccount(statedb, addr, account)
}
// Commit and re-open to start with a clean state.
root, _ := statedb.CommitTo(db, false)
statedb, _ = state.New(root, sdb)
return statedb
}
func insertAccount(state *state.StateDB, saddr string, account Account) {
if common.IsHex(account.Code) {
account.Code = account.Code[2:]
}
addr := common.HexToAddress(saddr)
state.SetCode(addr, common.Hex2Bytes(account.Code))
state.SetNonce(addr, math.MustParseUint64(account.Nonce))
state.SetBalance(addr, math.MustParseBig256(account.Balance))
for a, v := range account.Storage {
state.SetState(addr, common.HexToHash(a), common.HexToHash(v))
}
}
type VmEnv struct {
CurrentCoinbase string
CurrentDifficulty string
CurrentGasLimit string
CurrentNumber string
CurrentTimestamp interface{}
PreviousHash string
}
type VmTest struct {
Callcreates interface{}
//Env map[string]string
Env VmEnv
Exec map[string]string
Transaction map[string]string
Logs []Log
Gas string
Out string
Post map[string]Account
Pre map[string]Account
PostStateRoot string
}
func NewEVMEnvironment(vmTest bool, chainConfig *params.ChainConfig, statedb *state.StateDB, envValues map[string]string, tx map[string]string) (*vm.EVM, core.Message) {
var (
data = common.FromHex(tx["data"])
gas = math.MustParseBig256(tx["gasLimit"])
price = math.MustParseBig256(tx["gasPrice"])
value = math.MustParseBig256(tx["value"])
nonce = math.MustParseUint64(tx["nonce"])
)
origin := common.HexToAddress(tx["caller"])
if len(tx["secretKey"]) > 0 {
key, _ := crypto.HexToECDSA(tx["secretKey"])
origin = crypto.PubkeyToAddress(key.PublicKey)
}
var to *common.Address
if len(tx["to"]) > 2 {
t := common.HexToAddress(tx["to"])
to = &t
}
msg := types.NewMessage(origin, to, nonce, value, gas, price, data, true)
initialCall := true
canTransfer := func(db vm.StateDB, address common.Address, amount *big.Int) bool {
if vmTest {
if initialCall {
initialCall = false
return true
}
}
return core.CanTransfer(db, address, amount)
}
transfer := func(db vm.StateDB, sender, recipient common.Address, amount *big.Int) {
if vmTest {
return
}
core.Transfer(db, sender, recipient, amount)
}
context := vm.Context{
CanTransfer: canTransfer,
Transfer: transfer,
GetHash: func(n uint64) common.Hash {
return common.BytesToHash(crypto.Keccak256([]byte(big.NewInt(int64(n)).String())))
},
Origin: origin,
Coinbase: common.HexToAddress(envValues["currentCoinbase"]),
BlockNumber: math.MustParseBig256(envValues["currentNumber"]),
Time: math.MustParseBig256(envValues["currentTimestamp"]),
GasLimit: math.MustParseBig256(envValues["currentGasLimit"]),
Difficulty: math.MustParseBig256(envValues["currentDifficulty"]),
GasPrice: price,
}
if context.GasPrice == nil {
context.GasPrice = new(big.Int)
}
return vm.NewEVM(context, statedb, chainConfig, vm.Config{NoRecursion: vmTest}), msg
}

View file

@ -17,122 +17,21 @@
package tests
import (
"os"
"path/filepath"
"testing"
"github.com/ethereum/go-ethereum/core/vm"
)
func BenchmarkVmAckermann32Tests(b *testing.B) {
fn := filepath.Join(vmTestDir, "vmPerformanceTest.json")
if err := BenchVmTest(fn, bconf{"ackermann32", os.Getenv("JITFORCE") == "true", os.Getenv("JITVM") == "true"}, b); err != nil {
b.Error(err)
}
}
func TestVM(t *testing.T) {
t.Parallel()
vmt := new(testMatcher)
vmt.fails("^vmSystemOperationsTest.json/createNameRegistrator$", "fails without parallel execution")
vmt.skipShortMode("^vmPerformanceTest.json")
vmt.skipShortMode("^vmInputLimits(Light)?.json")
func BenchmarkVmFibonacci16Tests(b *testing.B) {
fn := filepath.Join(vmTestDir, "vmPerformanceTest.json")
if err := BenchVmTest(fn, bconf{"fibonacci16", os.Getenv("JITFORCE") == "true", os.Getenv("JITVM") == "true"}, b); err != nil {
b.Error(err)
}
}
// I've created a new function for each tests so it's easier to identify where the problem lies if any of them fail.
func TestVmVMArithmetic(t *testing.T) {
fn := filepath.Join(vmTestDir, "vmArithmeticTest.json")
if err := RunVmTest(fn, VmSkipTests); err != nil {
t.Error(err)
}
}
func TestVmBitwiseLogicOperation(t *testing.T) {
fn := filepath.Join(vmTestDir, "vmBitwiseLogicOperationTest.json")
if err := RunVmTest(fn, VmSkipTests); err != nil {
t.Error(err)
}
}
func TestVmBlockInfo(t *testing.T) {
fn := filepath.Join(vmTestDir, "vmBlockInfoTest.json")
if err := RunVmTest(fn, VmSkipTests); err != nil {
t.Error(err)
}
}
func TestVmEnvironmentalInfo(t *testing.T) {
fn := filepath.Join(vmTestDir, "vmEnvironmentalInfoTest.json")
if err := RunVmTest(fn, VmSkipTests); err != nil {
t.Error(err)
}
}
func TestVmFlowOperation(t *testing.T) {
fn := filepath.Join(vmTestDir, "vmIOandFlowOperationsTest.json")
if err := RunVmTest(fn, VmSkipTests); err != nil {
t.Error(err)
}
}
func TestVmLogTest(t *testing.T) {
fn := filepath.Join(vmTestDir, "vmLogTest.json")
if err := RunVmTest(fn, VmSkipTests); err != nil {
t.Error(err)
}
}
func TestVmPerformance(t *testing.T) {
fn := filepath.Join(vmTestDir, "vmPerformanceTest.json")
if err := RunVmTest(fn, VmSkipTests); err != nil {
t.Error(err)
}
}
func TestVmPushDupSwap(t *testing.T) {
fn := filepath.Join(vmTestDir, "vmPushDupSwapTest.json")
if err := RunVmTest(fn, VmSkipTests); err != nil {
t.Error(err)
}
}
func TestVmVMSha3(t *testing.T) {
fn := filepath.Join(vmTestDir, "vmSha3Test.json")
if err := RunVmTest(fn, VmSkipTests); err != nil {
t.Error(err)
}
}
func TestVm(t *testing.T) {
fn := filepath.Join(vmTestDir, "vmtests.json")
if err := RunVmTest(fn, VmSkipTests); err != nil {
t.Error(err)
}
}
func TestVmLog(t *testing.T) {
fn := filepath.Join(vmTestDir, "vmLogTest.json")
if err := RunVmTest(fn, VmSkipTests); err != nil {
t.Error(err)
}
}
func TestVmInputLimits(t *testing.T) {
fn := filepath.Join(vmTestDir, "vmInputLimits.json")
if err := RunVmTest(fn, VmSkipTests); err != nil {
t.Error(err)
}
}
func TestVmInputLimitsLight(t *testing.T) {
fn := filepath.Join(vmTestDir, "vmInputLimitsLight.json")
if err := RunVmTest(fn, VmSkipTests); err != nil {
t.Error(err)
}
}
func TestVmVMRandom(t *testing.T) {
fns, _ := filepath.Glob(filepath.Join(baseDir, "RandomTests", "*"))
for _, fn := range fns {
if err := RunVmTest(fn, VmSkipTests); err != nil {
t.Error(err)
}
}
vmt.walk(t, vmTestDir, func(t *testing.T, name string, test *VMTest) {
withTrace(t, test.json.Exec.GasLimit, func(vmconfig vm.Config) error {
return vmt.checkFailure(t, name, test.Run(vmconfig))
})
})
}

View file

@ -18,218 +18,132 @@ package tests
import (
"bytes"
"encoding/json"
"fmt"
"io"
"math/big"
"strconv"
"testing"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/common/hexutil"
"github.com/ethereum/go-ethereum/common/math"
"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/log"
"github.com/ethereum/go-ethereum/params"
)
func RunVmTestWithReader(r io.Reader, skipTests []string) error {
tests := make(map[string]VmTest)
err := readJson(r, &tests)
if err != nil {
return err
}
if err != nil {
return err
}
if err := runVmTests(tests, skipTests); err != nil {
return err
}
return nil
// VMTest checks EVM execution without block or transaction context.
// See https://github.com/ethereum/tests/wiki/VM-Tests for the test format specification.
type VMTest struct {
json vmJSON
}
type bconf struct {
name string
precomp bool
jit bool
func (t *VMTest) UnmarshalJSON(data []byte) error {
return json.Unmarshal(data, &t.json)
}
func BenchVmTest(p string, conf bconf, b *testing.B) error {
tests := make(map[string]VmTest)
err := readJsonFile(p, &tests)
if err != nil {
return err
}
test, ok := tests[conf.name]
if !ok {
return fmt.Errorf("test not found: %s", conf.name)
}
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)
}
/*
if conf.precomp {
program := vm.NewProgram(test.code)
err := vm.AttachProgram(program)
if err != nil {
return err
}
}
*/
b.ResetTimer()
for i := 0; i < b.N; i++ {
benchVmTest(test, env, b)
}
return nil
type vmJSON struct {
Env stEnv `json:"env"`
Exec vmExec `json:"exec"`
Logs []stLog `json:"logs"`
GasRemaining *math.HexOrDecimal64 `json:"gas"`
Out hexutil.Bytes `json:"out"`
Pre core.GenesisAlloc `json:"pre"`
Post core.GenesisAlloc `json:"post"`
PostStateRoot common.Hash `json:"postStateRoot"`
}
func benchVmTest(test VmTest, env map[string]string, b *testing.B) {
b.StopTimer()
//go:generate gencodec -type vmExec -field-override vmExecMarshaling -out gen_vmexec.go
type vmExec struct {
Address common.Address `json:"address" gencodec:"required"`
Caller common.Address `json:"caller" gencodec:"required"`
Origin common.Address `json:"origin" gencodec:"required"`
Code []byte `json:"code" gencodec:"required"`
Data []byte `json:"data" gencodec:"required"`
Value *big.Int `json:"value" gencodec:"required"`
GasLimit uint64 `json:"gas" gencodec:"required"`
GasPrice *big.Int `json:"gasPrice" gencodec:"required"`
}
type vmExecMarshaling struct {
Address common.UnprefixedAddress
Caller common.UnprefixedAddress
Origin common.UnprefixedAddress
Code hexutil.Bytes
Data hexutil.Bytes
Value *math.HexOrDecimal256
GasLimit math.HexOrDecimal64
GasPrice *math.HexOrDecimal256
}
func (t *VMTest) Run(vmconfig vm.Config) error {
db, _ := ethdb.NewMemDatabase()
statedb := makePreState(db, test.Pre)
b.StartTimer()
statedb := makePreState(db, t.json.Pre)
ret, gasRemaining, err := t.exec(statedb, vmconfig)
RunVm(statedb, env, test.Exec)
}
func RunVmTest(p string, skipTests []string) error {
tests := make(map[string]VmTest)
err := readJsonFile(p, &tests)
if err != nil {
return err
}
if err := runVmTests(tests, skipTests); err != nil {
return err
}
return nil
}
func runVmTests(tests map[string]VmTest, skipTests []string) error {
skipTest := make(map[string]bool, len(skipTests))
for _, name := range skipTests {
skipTest[name] = true
}
for name, test := range tests {
if skipTest[name] /*|| name != "exp0"*/ {
log.Info(fmt.Sprint("Skipping VM test", name))
continue
if t.json.GasRemaining == nil {
if err == nil {
return fmt.Errorf("gas unspecified (indicating an error), but VM returned no error")
}
if err := runVmTest(test); err != nil {
return fmt.Errorf("%s %s", name, err.Error())
if gasRemaining > 0 {
return fmt.Errorf("gas unspecified (indicating an error), but VM returned gas remaining > 0")
}
log.Info(fmt.Sprint("VM test passed: ", name))
//fmt.Println(string(statedb.Dump()))
return nil
}
return nil
}
func runVmTest(test VmTest) error {
db, _ := ethdb.NewMemDatabase()
statedb := makePreState(db, test.Pre)
// 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)
// Test declares gas, expecting outputs to match.
if !bytes.Equal(ret, t.json.Out) {
return fmt.Errorf("return data mismatch: got %x, want %x", ret, t.json.Out)
}
var (
ret []byte
gas *big.Int
err error
logs []*types.Log
)
ret, logs, gas, err = RunVm(statedb, env, test.Exec)
// Compare expected and actual return
rexp := common.FromHex(test.Out)
if !bytes.Equal(rexp, ret) {
return fmt.Errorf("return failed. Expected %x, got %x\n", rexp, ret)
if gasRemaining != uint64(*t.json.GasRemaining) {
return fmt.Errorf("remaining gas %v, want %v", gasRemaining, *t.json.GasRemaining)
}
// Check gas usage
if len(test.Gas) == 0 && err == nil {
return fmt.Errorf("gas unspecified, indicating an error. VM returned (incorrectly) successful")
} else {
gexp := math.MustParseBig256(test.Gas)
if gexp.Cmp(gas) != 0 {
return fmt.Errorf("gas failed. Expected %v, got %v\n", gexp, gas)
}
}
// check post state
for address, account := range test.Post {
accountAddr := common.HexToAddress(address)
if !statedb.Exist(accountAddr) {
continue
}
for addr, value := range account.Storage {
v := statedb.GetState(accountAddr, common.HexToHash(addr))
vexp := common.HexToHash(value)
if v != vexp {
return fmt.Errorf("(%x: %s) storage failed. Expected %x, got %x (%v %v)\n", addr[:4], addr, vexp, v, vexp.Big(), v.Big())
for addr, account := range t.json.Post {
for k, wantV := range account.Storage {
if haveV := statedb.GetState(addr, k); haveV != wantV {
return fmt.Errorf("wrong storage value at %x:\n got %x\n want %x", k, haveV, wantV)
}
}
}
// if root := statedb.IntermediateRoot(false); root != t.json.PostStateRoot {
// return fmt.Errorf("post state root mismatch, got %x, want %x", root, t.json.PostStateRoot)
// }
return checkLogs(statedb.Logs(), t.json.Logs)
}
// check logs
if len(test.Logs) > 0 {
lerr := checkLogs(test.Logs, logs)
if lerr != nil {
return lerr
func (t *VMTest) exec(statedb *state.StateDB, vmconfig vm.Config) ([]byte, uint64, error) {
evm := t.newEVM(statedb, vmconfig)
e := t.json.Exec
return evm.Call(vm.AccountRef(e.Caller), e.Address, e.Data, e.GasLimit, e.Value)
}
func (t *VMTest) newEVM(statedb *state.StateDB, vmconfig vm.Config) *vm.EVM {
initialCall := true
canTransfer := func(db vm.StateDB, address common.Address, amount *big.Int) bool {
if initialCall {
initialCall = false
return true
}
return core.CanTransfer(db, address, amount)
}
return nil
transfer := func(db vm.StateDB, sender, recipient common.Address, amount *big.Int) {}
context := vm.Context{
CanTransfer: canTransfer,
Transfer: transfer,
GetHash: vmTestBlockHash,
Origin: t.json.Exec.Origin,
Coinbase: t.json.Env.Coinbase,
BlockNumber: new(big.Int).SetUint64(t.json.Env.Number),
Time: new(big.Int).SetUint64(t.json.Env.Timestamp),
GasLimit: t.json.Env.GasLimit,
Difficulty: t.json.Env.Difficulty,
GasPrice: t.json.Exec.GasPrice,
}
vmconfig.NoRecursion = true
return vm.NewEVM(context, statedb, params.MainnetChainConfig, vmconfig)
}
func RunVm(statedb *state.StateDB, env, exec map[string]string) ([]byte, []*types.Log, *big.Int, error) {
chainConfig := &params.ChainConfig{
HomesteadBlock: params.MainnetChainConfig.HomesteadBlock,
DAOForkBlock: params.MainnetChainConfig.DAOForkBlock,
DAOForkSupport: true,
}
var (
to = common.HexToAddress(exec["address"])
from = common.HexToAddress(exec["caller"])
data = common.FromHex(exec["data"])
gas = math.MustParseBig256(exec["gas"])
value = math.MustParseBig256(exec["value"])
)
caller := statedb.GetOrNewStateObject(from)
vm.PrecompiledContracts = make(map[common.Address]vm.PrecompiledContract)
environment, _ := NewEVMEnvironment(true, chainConfig, statedb, env, exec)
ret, g, err := environment.Call(caller, to, data, gas.Uint64(), value)
return ret, statedb.Logs(), new(big.Int).SetUint64(g), err
func vmTestBlockHash(n uint64) common.Hash {
return common.BytesToHash(crypto.Keccak256([]byte(big.NewInt(int64(n)).String())))
}