plugeth/tests/vm/gh_test.go

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package vm
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import (
"bytes"
"testing"
"github.com/ethereum/eth-go/ethstate"
"github.com/ethereum/eth-go/ethutil"
"github.com/ethereum/eth-go/tests/helper"
)
type Account struct {
Balance string
Code string
Nonce string
Storage map[string]string
}
func StateObjectFromAccount(addr string, account Account) *ethstate.StateObject {
obj := ethstate.NewStateObject(ethutil.Hex2Bytes(addr))
obj.Balance = ethutil.Big(account.Balance)
if ethutil.IsHex(account.Code) {
account.Code = account.Code[2:]
}
obj.Code = ethutil.Hex2Bytes(account.Code)
obj.Nonce = ethutil.Big(account.Nonce).Uint64()
return obj
}
type VmTest struct {
Callcreates interface{}
Env map[string]string
Exec map[string]string
Gas string
Out string
Post map[string]Account
Pre map[string]Account
}
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func RunVmTest(url string, t *testing.T) {
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tests := make(map[string]VmTest)
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helper.CreateTests(t, url, &tests)
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for name, test := range tests {
state := ethstate.New(helper.NewTrie())
for addr, account := range test.Pre {
obj := StateObjectFromAccount(addr, account)
state.SetStateObject(obj)
}
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ret, gas, err := helper.RunVm(state, test.Env, test.Exec)
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// When an error is returned it doesn't always mean the tests fails.
// 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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/*
if err != nil {
t.Errorf("%s's execution failed. %v\n", name, err)
}
*/
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rexp := helper.FromHex(test.Out)
if bytes.Compare(rexp, ret) != 0 {
t.Errorf("%s's return failed. Expected %x, got %x\n", name, rexp, ret)
}
gexp := ethutil.Big(test.Gas)
if gexp.Cmp(gas) != 0 {
t.Errorf("%s's gas failed. Expected %v, got %v\n", name, gexp, gas)
}
for addr, account := range test.Post {
obj := state.GetStateObject(helper.FromHex(addr))
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)
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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// 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) {
const url = "https://raw.githubusercontent.com/ethereum/tests/develop/vmtests/vmArithmeticTest.json"
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RunVmTest(url, t)
}
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func TestVMSystemOperation(t *testing.T) {
//helper.Logger.SetLogLevel(5)
const url = "https://raw.githubusercontent.com/ethereum/tests/develop/vmtests/vmSystemOperationsTest.json"
RunVmTest(url, t)
}
func TestBitwiseLogicOperation(t *testing.T) {
const url = "https://raw.githubusercontent.com/ethereum/tests/develop/vmtests/vmBitwiseLogicOperationTest.json"
RunVmTest(url, t)
}
func TestBlockInfo(t *testing.T) {
const url = "https://raw.githubusercontent.com/ethereum/tests/develop/vmtests/vmBlockInfoTest.json"
RunVmTest(url, t)
}
func TestEnvironmentalInfo(t *testing.T) {
const url = "https://raw.githubusercontent.com/ethereum/tests/develop/vmtests/vmEnvironmentalInfoTest.json"
RunVmTest(url, t)
}
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func TestFlowOperation(t *testing.T) {
const url = "https://raw.githubusercontent.com/ethereum/tests/develop/vmtests/vmIOandFlowOperationsTest.json"
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RunVmTest(url, t)
}
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func TestPushDupSwap(t *testing.T) {
const url = "https://raw.githubusercontent.com/ethereum/tests/develop/vmtests/vmPushDupSwapTest.json"
RunVmTest(url, t)
}
func TestVMSha3(t *testing.T) {
const url = "https://raw.githubusercontent.com/ethereum/tests/develop/vmtests/vmSha3Test.json"
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RunVmTest(url, t)
}
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func TestVm(t *testing.T) {
const url = "https://raw.githubusercontent.com/ethereum/tests/develop/vmtests/vmtests.json"
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RunVmTest(url, t)
}