83663ed4b0
* Renamed a couple more chain => core * Updated VM `pc` to be uint64 rather than big int * XEth interface cleanup
207 lines
5.1 KiB
Go
207 lines
5.1 KiB
Go
package vm
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import (
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"bytes"
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"math/big"
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"strconv"
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"testing"
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"github.com/ethereum/go-ethereum/core/types"
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"github.com/ethereum/go-ethereum/ethutil"
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"github.com/ethereum/go-ethereum/state"
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"github.com/ethereum/go-ethereum/tests/helper"
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)
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type Account struct {
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Balance string
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Code string
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Nonce string
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Storage map[string]string
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}
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type Log struct {
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Address string
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Data string
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Topics []string
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}
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func StateObjectFromAccount(addr string, account Account) *state.StateObject {
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obj := state.NewStateObject(ethutil.Hex2Bytes(addr))
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obj.SetBalance(ethutil.Big(account.Balance))
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if ethutil.IsHex(account.Code) {
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account.Code = account.Code[2:]
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}
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obj.Code = ethutil.Hex2Bytes(account.Code)
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obj.Nonce = ethutil.Big(account.Nonce).Uint64()
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return obj
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}
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type Env struct {
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CurrentCoinbase string
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CurrentDifficulty string
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CurrentGasLimit string
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CurrentNumber string
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CurrentTimestamp interface{}
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PreviousHash string
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}
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type VmTest struct {
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Callcreates interface{}
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//Env map[string]string
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Env Env
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Exec map[string]string
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Transaction map[string]string
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Logs map[string]Log
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Gas string
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Out string
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Post map[string]Account
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Pre map[string]Account
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}
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func RunVmTest(p string, t *testing.T) {
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tests := make(map[string]VmTest)
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helper.CreateFileTests(t, p, &tests)
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for name, test := range tests {
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statedb := state.New(helper.NewTrie())
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for addr, account := range test.Pre {
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obj := StateObjectFromAccount(addr, account)
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statedb.SetStateObject(obj)
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}
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// XXX Yeah, yeah...
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env := make(map[string]string)
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env["currentCoinbase"] = test.Env.CurrentCoinbase
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env["currentDifficulty"] = test.Env.CurrentDifficulty
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env["currentGasLimit"] = test.Env.CurrentGasLimit
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env["currentNumber"] = test.Env.CurrentNumber
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env["previousHash"] = test.Env.PreviousHash
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if n, ok := test.Env.CurrentTimestamp.(float64); ok {
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env["currentTimestamp"] = strconv.Itoa(int(n))
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} else {
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env["currentTimestamp"] = test.Env.CurrentTimestamp.(string)
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}
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var (
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ret []byte
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gas *big.Int
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err error
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logs state.Logs
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)
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if len(test.Exec) > 0 {
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ret, logs, gas, err = helper.RunVm(statedb, env, test.Exec)
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} else {
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ret, logs, gas, err = helper.RunState(statedb, env, test.Transaction)
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}
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// When an error is returned it doesn't always mean the tests fails.
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// Have to come up with some conditional failing mechanism.
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if err != nil {
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helper.Log.Infoln(err)
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}
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rexp := helper.FromHex(test.Out)
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if bytes.Compare(rexp, ret) != 0 {
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t.Errorf("%s's return failed. Expected %x, got %x\n", name, rexp, ret)
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}
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if len(test.Gas) > 0 {
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gexp := ethutil.Big(test.Gas)
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if gexp.Cmp(gas) != 0 {
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t.Errorf("%s's gas failed. Expected %v, got %v\n", name, gexp, gas)
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}
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}
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for addr, account := range test.Post {
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obj := statedb.GetStateObject(helper.FromHex(addr))
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for addr, value := range account.Storage {
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v := obj.GetState(helper.FromHex(addr)).Bytes()
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vexp := helper.FromHex(value)
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if bytes.Compare(v, vexp) != 0 {
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t.Errorf("%s's : (%x: %s) storage failed. Expected %x, got %x (%v %v)\n", name, obj.Address()[0:4], addr, vexp, v, ethutil.BigD(vexp), ethutil.BigD(v))
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}
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}
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}
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if len(test.Logs) > 0 {
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genBloom := ethutil.LeftPadBytes(types.LogsBloom(logs).Bytes(), 64)
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// Logs within the test itself aren't correct, missing empty fields (32 0s)
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for bloom /*logs*/, _ := range test.Logs {
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if !bytes.Equal(genBloom, ethutil.Hex2Bytes(bloom)) {
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t.Errorf("bloom mismatch")
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}
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}
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}
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}
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}
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// I've created a new function for each tests so it's easier to identify where the problem lies if any of them fail.
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func TestVMArithmetic(t *testing.T) {
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const fn = "../files/vmtests/vmArithmeticTest.json"
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RunVmTest(fn, t)
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}
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func TestBitwiseLogicOperation(t *testing.T) {
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const fn = "../files/vmtests/vmBitwiseLogicOperationTest.json"
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RunVmTest(fn, t)
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}
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func TestBlockInfo(t *testing.T) {
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const fn = "../files/vmtests/vmBlockInfoTest.json"
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RunVmTest(fn, t)
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}
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func TestEnvironmentalInfo(t *testing.T) {
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const fn = "../files/vmtests/vmEnvironmentalInfoTest.json"
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RunVmTest(fn, t)
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}
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func TestFlowOperation(t *testing.T) {
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const fn = "../files/vmtests/vmIOandFlowOperationsTest.json"
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RunVmTest(fn, t)
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}
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func TestPushDupSwap(t *testing.T) {
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const fn = "../files/vmtests/vmPushDupSwapTest.json"
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RunVmTest(fn, t)
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}
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func TestVMSha3(t *testing.T) {
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const fn = "../files/vmtests/vmSha3Test.json"
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RunVmTest(fn, t)
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}
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func TestVm(t *testing.T) {
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const fn = "../files/vmtests/vmtests.json"
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RunVmTest(fn, t)
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}
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func TestVmLog(t *testing.T) {
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const fn = "../files/vmtests/vmLogTest.json"
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RunVmTest(fn, t)
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}
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func TestStateSystemOperations(t *testing.T) {
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const fn = "../files/StateTests/stSystemOperationsTest.json"
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RunVmTest(fn, t)
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}
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func TestStatePreCompiledContracts(t *testing.T) {
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const fn = "../files/StateTests/stPreCompiledContracts.json"
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RunVmTest(fn, t)
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}
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func TestStateRecursiveCreate(t *testing.T) {
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const fn = "../files/StateTests/stRecursiveCreate.json"
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RunVmTest(fn, t)
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}
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func TestStateSpecialTest(t *testing.T) {
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const fn = "../files/StateTests/stSpecialTest.json"
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RunVmTest(fn, t)
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}
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