227 lines
6.6 KiB
Go
227 lines
6.6 KiB
Go
// Copyright 2015 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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package tests
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import (
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"bytes"
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"errors"
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"fmt"
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"io"
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"runtime"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/core/types"
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"github.com/ethereum/go-ethereum/log"
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"github.com/ethereum/go-ethereum/params"
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"github.com/ethereum/go-ethereum/rlp"
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)
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// Transaction Test JSON Format
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type TtTransaction struct {
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Data string
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GasLimit string
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GasPrice string
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Nonce string
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R string
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S string
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To string
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V string
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Value string
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}
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type TransactionTest struct {
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Blocknumber string
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Rlp string
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Sender string
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Transaction TtTransaction
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}
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func RunTransactionTestsWithReader(config *params.ChainConfig, r io.Reader, skipTests []string) error {
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skipTest := make(map[string]bool, len(skipTests))
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for _, name := range skipTests {
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skipTest[name] = true
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}
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bt := make(map[string]TransactionTest)
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if err := readJson(r, &bt); err != nil {
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return err
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}
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for name, test := range bt {
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// if the test should be skipped, return
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if skipTest[name] {
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log.Info(fmt.Sprint("Skipping transaction test", name))
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return nil
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}
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// test the block
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if err := runTransactionTest(config, test); err != nil {
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return err
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}
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log.Info(fmt.Sprint("Transaction test passed: ", name))
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}
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return nil
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}
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func RunTransactionTests(config *params.ChainConfig, file string, skipTests []string) error {
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tests := make(map[string]TransactionTest)
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if err := readJsonFile(file, &tests); err != nil {
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return err
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}
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if err := runTransactionTests(config, tests, skipTests); err != nil {
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return err
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}
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return nil
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}
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func runTransactionTests(config *params.ChainConfig, tests map[string]TransactionTest, skipTests []string) error {
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skipTest := make(map[string]bool, len(skipTests))
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for _, name := range skipTests {
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skipTest[name] = true
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}
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for name, test := range tests {
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// if the test should be skipped, return
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if skipTest[name] {
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log.Info(fmt.Sprint("Skipping transaction test", name))
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return nil
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}
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// test the block
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if err := runTransactionTest(config, test); err != nil {
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return fmt.Errorf("%s: %v", name, err)
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}
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log.Info(fmt.Sprint("Transaction test passed: ", name))
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}
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return nil
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}
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func runTransactionTest(config *params.ChainConfig, txTest TransactionTest) (err error) {
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tx := new(types.Transaction)
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err = rlp.DecodeBytes(mustConvertBytes(txTest.Rlp), tx)
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if err != nil {
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if txTest.Sender == "" {
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// RLP decoding failed and this is expected (test OK)
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return nil
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} else {
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// RLP decoding failed but is expected to succeed (test FAIL)
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return fmt.Errorf("RLP decoding failed when expected to succeed: %s", err)
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}
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}
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validationError := verifyTxFields(config, txTest, tx)
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if txTest.Sender == "" {
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if validationError != nil {
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// RLP decoding works but validation should fail (test OK)
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return nil
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} else {
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// RLP decoding works but validation should fail (test FAIL)
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// (this should not be possible but added here for completeness)
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return errors.New("Field validations succeeded but should fail")
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}
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}
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if txTest.Sender != "" {
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if validationError == nil {
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// RLP decoding works and validations pass (test OK)
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return nil
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} else {
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// RLP decoding works and validations pass (test FAIL)
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return fmt.Errorf("Field validations failed after RLP decoding: %s", validationError)
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}
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}
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return errors.New("Should not happen: verify RLP decoding and field validation")
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}
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func verifyTxFields(chainConfig *params.ChainConfig, txTest TransactionTest, decodedTx *types.Transaction) (err error) {
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defer func() {
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if recovered := recover(); recovered != nil {
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buf := make([]byte, 64<<10)
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buf = buf[:runtime.Stack(buf, false)]
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err = fmt.Errorf("%v\n%s", recovered, buf)
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}
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}()
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var decodedSender common.Address
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signer := types.MakeSigner(chainConfig, common.String2Big(txTest.Blocknumber))
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decodedSender, err = types.Sender(signer, decodedTx)
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if err != nil {
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return err
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}
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expectedSender := mustConvertAddress(txTest.Sender)
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if expectedSender != decodedSender {
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return fmt.Errorf("Sender mismatch: %x %x", expectedSender, decodedSender)
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}
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expectedData := mustConvertBytes(txTest.Transaction.Data)
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if !bytes.Equal(expectedData, decodedTx.Data()) {
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return fmt.Errorf("Tx input data mismatch: %#v %#v", expectedData, decodedTx.Data())
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}
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expectedGasLimit := mustConvertBigInt(txTest.Transaction.GasLimit, 16)
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if expectedGasLimit.Cmp(decodedTx.Gas()) != 0 {
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return fmt.Errorf("GasLimit mismatch: %v %v", expectedGasLimit, decodedTx.Gas())
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}
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expectedGasPrice := mustConvertBigInt(txTest.Transaction.GasPrice, 16)
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if expectedGasPrice.Cmp(decodedTx.GasPrice()) != 0 {
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return fmt.Errorf("GasPrice mismatch: %v %v", expectedGasPrice, decodedTx.GasPrice())
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}
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expectedNonce := mustConvertUint(txTest.Transaction.Nonce, 16)
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if expectedNonce != decodedTx.Nonce() {
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return fmt.Errorf("Nonce mismatch: %v %v", expectedNonce, decodedTx.Nonce())
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}
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v, r, s := decodedTx.RawSignatureValues()
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expectedR := mustConvertBigInt(txTest.Transaction.R, 16)
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if r.Cmp(expectedR) != 0 {
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return fmt.Errorf("R mismatch: %v %v", expectedR, r)
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}
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expectedS := mustConvertBigInt(txTest.Transaction.S, 16)
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if s.Cmp(expectedS) != 0 {
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return fmt.Errorf("S mismatch: %v %v", expectedS, s)
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}
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expectedV := mustConvertBigInt(txTest.Transaction.V, 16)
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if v.Cmp(expectedV) != 0 {
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return fmt.Errorf("V mismatch: %v %v", expectedV, v)
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}
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expectedTo := mustConvertAddress(txTest.Transaction.To)
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if decodedTx.To() == nil {
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if expectedTo != common.BytesToAddress([]byte{}) { // "empty" or "zero" address
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return fmt.Errorf("To mismatch when recipient is nil (contract creation): %v", expectedTo)
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}
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} else {
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if expectedTo != *decodedTx.To() {
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return fmt.Errorf("To mismatch: %v %v", expectedTo, *decodedTx.To())
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}
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}
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expectedValue := mustConvertBigInt(txTest.Transaction.Value, 16)
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if expectedValue.Cmp(decodedTx.Value()) != 0 {
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return fmt.Errorf("Value mismatch: %v %v", expectedValue, decodedTx.Value())
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}
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return nil
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}
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