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Add stdin option

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This commit is contained in:
Taylor Gerring
2015-06-14 17:55:03 -04:00
parent a86452d22c
commit 01ec4dbb12
6 changed files with 422 additions and 237 deletions
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191
tests/vm_test_util.go
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@ -3,6 +3,7 @@ package tests
import (
"bytes"
"fmt"
"io"
"math/big"
"strconv"
@ -13,94 +14,53 @@ import (
"github.com/ethereum/go-ethereum/logger/glog"
)
func RunVmTest(p string) error {
skipTest := make(map[string]bool, len(vmSkipTests))
for _, name := range vmSkipTests {
skipTest[name] = true
}
func RunVmTestWithReader(r io.Reader) error {
tests := make(map[string]VmTest)
err := readTestFile(p, &tests)
err := readJson(r, &tests)
if err != nil {
return err
}
if err != nil {
return err
}
if err := runVmTests(tests); err != nil {
return err
}
return nil
}
func RunVmTest(p string) error {
tests := make(map[string]VmTest)
err := readJsonFile(p, &tests)
if err != nil {
return err
}
if err := runVmTests(tests); err != nil {
return err
}
return nil
}
func runVmTests(tests map[string]VmTest) error {
skipTest := make(map[string]bool, len(VmSkipTests))
for _, name := range VmSkipTests {
skipTest[name] = true
}
for name, test := range tests {
if skipTest[name] {
glog.Infoln("Skipping VM test", name)
return nil
}
db, _ := ethdb.NewMemDatabase()
statedb := state.New(common.Hash{}, db)
for addr, account := range test.Pre {
obj := StateObjectFromAccount(db, addr, account)
statedb.SetStateObject(obj)
for a, v := range account.Storage {
obj.SetState(common.HexToHash(a), common.HexToHash(v))
}
}
// 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)
}
var (
ret []byte
gas *big.Int
err error
logs state.Logs
)
ret, logs, gas, err = RunVm(statedb, env, test.Exec)
// Compare expectedand actual return
rexp := common.FromHex(test.Out)
if bytes.Compare(rexp, ret) != 0 {
return fmt.Errorf("%s's return failed. Expected %x, got %x\n", name, rexp, ret)
}
// Check gas usage
if len(test.Gas) == 0 && err == nil {
return fmt.Errorf("%s's gas unspecified, indicating an error. VM returned (incorrectly) successfull", name)
} else {
gexp := common.Big(test.Gas)
if gexp.Cmp(gas) != 0 {
return fmt.Errorf("%s's gas failed. Expected %v, got %v\n", name, gexp, gas)
}
}
// check post state
for addr, account := range test.Post {
obj := statedb.GetStateObject(common.HexToAddress(addr))
if obj == nil {
continue
}
for addr, value := range account.Storage {
v := obj.GetState(common.HexToHash(addr))
vexp := common.HexToHash(value)
if v != vexp {
return t.Errorf("%s's : (%x: %s) storage failed. Expected %x, got %x (%v %v)\n", name, obj.Address().Bytes()[0:4], addr, vexp, v, vexp.Big(), v.Big())
}
}
}
// check logs
if len(test.Logs) > 0 {
lerr := checkLogs(test.Logs, logs)
if lerr != nil {
return fmt.Errorf("'%s' ", name, lerr.Error())
}
if err := runVmTest(test); err != nil {
return fmt.Errorf("%s %s", name, err.Error())
}
glog.Infoln("VM test passed: ", name)
@ -109,6 +69,83 @@ func RunVmTest(p string) error {
return nil
}
func runVmTest(test VmTest) error {
db, _ := ethdb.NewMemDatabase()
statedb := state.New(common.Hash{}, db)
for addr, account := range test.Pre {
obj := StateObjectFromAccount(db, addr, account)
statedb.SetStateObject(obj)
for a, v := range account.Storage {
obj.SetState(common.HexToHash(a), common.HexToHash(v))
}
}
// 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)
}
var (
ret []byte
gas *big.Int
err error
logs state.Logs
)
ret, logs, gas, err = RunVm(statedb, env, test.Exec)
// Compare expectedand actual return
rexp := common.FromHex(test.Out)
if bytes.Compare(rexp, ret) != 0 {
return fmt.Errorf("return failed. Expected %x, got %x\n", rexp, ret)
}
// Check gas usage
if len(test.Gas) == 0 && err == nil {
return fmt.Errorf("gas unspecified, indicating an error. VM returned (incorrectly) successfull")
} else {
gexp := common.Big(test.Gas)
if gexp.Cmp(gas) != 0 {
return fmt.Errorf("gas failed. Expected %v, got %v\n", gexp, gas)
}
}
// check post state
for addr, account := range test.Post {
obj := statedb.GetStateObject(common.HexToAddress(addr))
if obj == nil {
continue
}
for addr, value := range account.Storage {
v := obj.GetState(common.HexToHash(addr))
vexp := common.HexToHash(value)
if v != vexp {
return fmt.Errorf("(%x: %s) storage failed. Expected %x, got %x (%v %v)\n", obj.Address().Bytes()[0:4], addr, vexp, v, vexp.BigD(vexp), v.Big(v))
}
}
}
// check logs
if len(test.Logs) > 0 {
lerr := checkLogs(test.Logs, logs)
if lerr != nil {
return lerr
}
}
return nil
}
func RunVm(state *state.StateDB, env, exec map[string]string) ([]byte, state.Logs, *big.Int, error) {
var (
to = common.HexToAddress(exec["address"])