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fix suicide

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This commit is contained in:
Ethan Buchman
2015-08-25 21:47:03 -04:00
parent b9cbb0dac5
commit 586498331b
3 changed files with 67 additions and 13 deletions
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65
state/state_test.go
View File

@ -1,19 +1,18 @@
package state
import (
"github.com/tendermint/tendermint/account"
_ "github.com/tendermint/tendermint/config/tendermint_test"
"github.com/tendermint/tendermint/types"
"bytes"
"testing"
"time"
"github.com/tendermint/tendermint/account"
_ "github.com/tendermint/tendermint/config/tendermint_test"
"github.com/tendermint/tendermint/types"
)
func execTxWithState(state *State, tx types.Tx, runCall bool) error {
cache := NewBlockCache(state)
err := ExecTx(cache, tx, runCall, nil)
if err != nil {
if err := ExecTx(cache, tx, runCall, nil); err != nil {
return err
} else {
cache.Sync()
@ -570,6 +569,60 @@ proof-of-work chain as proof of what happened while they were gone `
}
func TestSuicide(t *testing.T) {
state, privAccounts, _ := RandGenesisState(3, true, 1000, 1, true, 1000)
acc0 := state.GetAccount(privAccounts[0].PubKey.Address())
acc0PubKey := privAccounts[0].PubKey
acc1 := state.GetAccount(privAccounts[1].PubKey.Address())
acc2 := state.GetAccount(privAccounts[2].Address)
sendingAmount, refundedBalance, oldBalance := int64(1), acc1.Balance, acc2.Balance
newAcc1 := state.GetAccount(acc1.Address)
// store 0x1 at 0x1, push an address, then suicide :)
contractCode := []byte{0x60, 0x01, 0x60, 0x01, 0x55, 0x73}
contractCode = append(contractCode, acc2.Address...)
contractCode = append(contractCode, 0xff)
newAcc1.Code = contractCode
state.UpdateAccount(newAcc1)
// send call tx with no data, cause suicide
tx := types.NewCallTxWithNonce(acc0PubKey, acc1.Address, nil, sendingAmount, 1000, 0, acc0.Sequence+1)
tx.Input.Signature = privAccounts[0].Sign(state.ChainID, tx)
// we use cache instead of execTxWithState so we can run the tx twice
cache := NewBlockCache(state)
if err := ExecTx(cache, tx, true, nil); err != nil {
t.Errorf("Got error in executing call transaction, %v", err)
}
// if we do it again, we won't get an error, but the suicide
// shouldn't happen twice and the caller should lose fee
tx.Input.Sequence += 1
tx.Input.Signature = privAccounts[0].Sign(state.ChainID, tx)
if err := ExecTx(cache, tx, true, nil); err != nil {
t.Errorf("Got error in executing call transaction, %v", err)
}
// commit the block
cache.Sync()
// acc2 should receive the sent funds and the contracts balance
newAcc2 := state.GetAccount(acc2.Address)
newBalance := sendingAmount + refundedBalance + oldBalance
if newAcc2.Balance != newBalance {
t.Errorf("Unexpected newAcc2 balance. Expected %v, got %v",
newAcc2.Balance, newBalance)
}
newAcc1 = state.GetAccount(acc1.Address)
if newAcc1 != nil {
t.Errorf("Expected account to be removed")
}
}
func TestAddValidator(t *testing.T) {
// Generate a state, save & load it.