erigon-pulse/core/vm/logger_test.go
ledgerwatch 693017c554
Cleanup Tevm experimental code (#5259)
Co-authored-by: Alexey Sharp <alexeysharp@Alexeys-iMac.local>
2022-09-01 19:49:29 +01:00

55 lines
1.9 KiB
Go

// Copyright 2016 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
package vm
import (
"math/big"
"testing"
"github.com/holiman/uint256"
"github.com/ledgerwatch/erigon/common"
"github.com/ledgerwatch/erigon/core/vm/stack"
"github.com/ledgerwatch/erigon/params"
)
func TestStoreCapture(t *testing.T) {
var (
env = NewEVM(BlockContext{}, TxContext{}, &dummyStatedb{}, params.TestChainConfig, Config{})
logger = NewStructLogger(nil)
mem = NewMemory()
stack = stack.New()
contract = NewContract(&dummyContractRef{}, &dummyContractRef{}, new(uint256.Int), 0, false /* skipAnalysis */)
)
stack.Push(uint256.NewInt(1))
stack.Push(uint256.NewInt(0))
var index common.Hash
logger.CaptureState(env, 0, SSTORE, 0, 0, &ScopeContext{
Memory: mem,
Stack: stack,
Contract: contract,
}, nil, 0, nil)
if len(logger.storage[contract.Address()]) == 0 {
t.Fatalf("expected exactly 1 changed value on address %x, got %d", contract.Address(), len(logger.storage[contract.Address()]))
}
exp := common.BigToHash(big.NewInt(1))
if logger.storage[contract.Address()][index] != exp {
t.Errorf("expected %x, got %x", exp, logger.storage[contract.Address()][index])
}
}