mirror of
https://gitlab.com/pulsechaincom/erigon-pulse.git
synced 2024-12-23 04:03:49 +00:00
7bad3a9c59
* state.PlainState is now at the beginning of blockNbr, not the end (fix discprepancy with GetAsOf) * Fix tests
1663 lines
51 KiB
Go
1663 lines
51 KiB
Go
// Copyright 2019 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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package state_test
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import (
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"bytes"
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"context"
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"errors"
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"math/big"
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"testing"
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"github.com/holiman/uint256"
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"github.com/ledgerwatch/erigon-lib/kv"
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"github.com/ledgerwatch/erigon-lib/kv/memdb"
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"github.com/ledgerwatch/erigon/turbo/stages"
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"github.com/ledgerwatch/erigon/turbo/trie"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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"github.com/ledgerwatch/erigon/accounts/abi/bind"
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"github.com/ledgerwatch/erigon/accounts/abi/bind/backends"
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"github.com/ledgerwatch/erigon/common"
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"github.com/ledgerwatch/erigon/core"
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"github.com/ledgerwatch/erigon/core/rawdb"
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"github.com/ledgerwatch/erigon/core/state"
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"github.com/ledgerwatch/erigon/core/state/contracts"
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"github.com/ledgerwatch/erigon/core/types"
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"github.com/ledgerwatch/erigon/core/types/accounts"
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"github.com/ledgerwatch/erigon/crypto"
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"github.com/ledgerwatch/erigon/params"
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)
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// Create revival problem
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func TestCreate2Revive(t *testing.T) {
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// Configure and generate a sample block chain
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var (
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key, _ = crypto.HexToECDSA("b71c71a67e1177ad4e901695e1b4b9ee17ae16c6668d313eac2f96dbcda3f291")
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address = crypto.PubkeyToAddress(key.PublicKey)
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funds = big.NewInt(1000000000)
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gspec = &core.Genesis{
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Config: ¶ms.ChainConfig{
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ChainID: big.NewInt(1),
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HomesteadBlock: new(big.Int),
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EIP150Block: new(big.Int),
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EIP155Block: new(big.Int),
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EIP158Block: big.NewInt(1),
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ByzantiumBlock: big.NewInt(1),
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ConstantinopleBlock: big.NewInt(1),
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},
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Alloc: core.GenesisAlloc{
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address: core.GenesisAccount{Balance: funds},
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},
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}
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signer = types.LatestSignerForChainID(nil)
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)
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m := stages.MockWithGenesis(t, gspec, key)
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contractBackend := backends.NewSimulatedBackendWithConfig(gspec.Alloc, gspec.Config, gspec.GasLimit)
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defer contractBackend.Close()
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transactOpts := bind.NewKeyedTransactor(key)
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transactOpts.GasLimit = 1000000
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var contractAddress common.Address
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var revive *contracts.Revive
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var err error
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// Change this address whenever you make any changes in the code of the revive contract in
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// contracts/revive.sol
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var create2address = common.HexToAddress("e70fd65144383e1189bd710b1e23b61e26315ff4")
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// There are 4 blocks
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// In the first block, we deploy the "factory" contract Revive, which can create children contracts via CREATE2 opcode
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// In the second block, we create the first child contract
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// In the third block, we cause the first child contract to selfdestruct
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// In the forth block, we create the second child contract, and we expect it to have a "clean slate" of storage,
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// i.e. without any storage items that "inherited" from the first child contract by mistake
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chain, err := core.GenerateChain(m.ChainConfig, m.Genesis, m.Engine, m.DB, 4, func(i int, block *core.BlockGen) {
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var tx types.Transaction
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switch i {
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case 0:
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contractAddress, tx, revive, err = contracts.DeployRevive(transactOpts, contractBackend)
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if err != nil {
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t.Fatal(err)
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}
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block.AddTx(tx)
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case 1:
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tx, err = revive.Deploy(transactOpts, big.NewInt(0))
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if err != nil {
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t.Fatal(err)
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}
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block.AddTx(tx)
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case 2:
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tx, err = types.SignTx(types.NewTransaction(block.TxNonce(address), create2address, uint256.NewInt(0), 1000000, new(uint256.Int), nil), *signer, key)
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if err != nil {
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t.Fatal(err)
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}
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err = contractBackend.SendTransaction(context.Background(), tx)
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if err != nil {
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t.Fatal(err)
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}
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block.AddTx(tx)
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case 3:
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tx, err = revive.Deploy(transactOpts, big.NewInt(0))
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if err != nil {
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t.Fatal(err)
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}
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block.AddTx(tx)
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}
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contractBackend.Commit()
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}, false /* intermediateHashes */)
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if err != nil {
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t.Fatalf("generate blocks: %v", err)
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}
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err = m.DB.View(context.Background(), func(tx kv.Tx) error {
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st := state.New(state.NewPlainStateReader(tx))
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if !st.Exist(address) {
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t.Error("expected account to exist")
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}
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if st.Exist(contractAddress) {
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t.Error("expected contractAddress to not exist before block 0", contractAddress.String())
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}
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return nil
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})
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require.NoError(t, err)
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// BLOCK 1
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if err = m.InsertChain(chain.Slice(0, 1)); err != nil {
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t.Fatal(err)
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}
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err = m.DB.View(context.Background(), func(tx kv.Tx) error {
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st := state.New(state.NewPlainStateReader(tx))
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if !st.Exist(contractAddress) {
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t.Error("expected contractAddress to exist at the block 1", contractAddress.String())
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}
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return nil
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})
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require.NoError(t, err)
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// BLOCK 2
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if err = m.InsertChain(chain.Slice(1, 2)); err != nil {
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t.Fatal(err)
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}
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var it *contracts.ReviveDeployEventIterator
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it, err = revive.FilterDeployEvent(nil)
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if err != nil {
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t.Fatal(err)
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}
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if !it.Next() {
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t.Error("Expected DeployEvent")
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}
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if it.Event.D != create2address {
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t.Errorf("Wrong create2address: %x, expected %x", it.Event.D, create2address)
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}
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var key2 common.Hash
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var check2 uint256.Int
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err = m.DB.View(context.Background(), func(tx kv.Tx) error {
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st := state.New(state.NewPlainStateReader(tx))
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if !st.Exist(create2address) {
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t.Error("expected create2address to exist at the block 2", create2address.String())
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}
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// We expect number 0x42 in the position [2], because it is the block number 2
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key2 = common.BigToHash(big.NewInt(2))
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st.GetState(create2address, &key2, &check2)
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if check2.Uint64() != 0x42 {
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t.Errorf("expected 0x42 in position 2, got: %x", check2.Uint64())
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}
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return nil
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})
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require.NoError(t, err)
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// BLOCK 3
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if err = m.InsertChain(chain.Slice(2, 3)); err != nil {
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t.Fatal(err)
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}
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err = m.DB.View(context.Background(), func(tx kv.Tx) error {
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st := state.New(state.NewPlainStateReader(tx))
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if st.Exist(create2address) {
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t.Error("expected create2address to be self-destructed at the block 3", create2address.String())
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}
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return nil
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})
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require.NoError(t, err)
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// BLOCK 4
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if err = m.InsertChain(chain.Slice(3, 4)); err != nil {
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t.Fatal(err)
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}
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it, err = revive.FilterDeployEvent(nil)
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if err != nil {
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t.Fatal(err)
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}
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if !it.Next() {
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t.Error("Expected DeployEvent")
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}
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if it.Event.D != create2address {
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t.Errorf("Wrong create2address: %x, expected %x", it.Event.D, create2address)
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}
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err = m.DB.View(context.Background(), func(tx kv.Tx) error {
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st := state.New(state.NewPlainStateReader(tx))
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if !st.Exist(create2address) {
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t.Error("expected create2address to exist at the block 2", create2address.String())
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}
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// We expect number 0x42 in the position [4], because it is the block number 4
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key4 := common.BigToHash(big.NewInt(4))
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var check4 uint256.Int
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st.GetState(create2address, &key4, &check4)
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if check4.Uint64() != 0x42 {
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t.Errorf("expected 0x42 in position 4, got: %x", check4.Uint64())
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}
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// We expect number 0x0 in the position [2], because it is the block number 4
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st.GetState(create2address, &key2, &check2)
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if !check2.IsZero() {
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t.Errorf("expected 0x0 in position 2, got: %x", check2)
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}
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return nil
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})
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require.NoError(t, err)
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}
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// Polymorthic contracts via CREATE2
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func TestCreate2Polymorth(t *testing.T) {
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// Configure and generate a sample block chain
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var (
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key, _ = crypto.HexToECDSA("b71c71a67e1177ad4e901695e1b4b9ee17ae16c6668d313eac2f96dbcda3f291")
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address = crypto.PubkeyToAddress(key.PublicKey)
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funds = big.NewInt(1000000000)
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gspec = &core.Genesis{
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Config: ¶ms.ChainConfig{
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ChainID: big.NewInt(1),
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HomesteadBlock: new(big.Int),
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EIP150Block: new(big.Int),
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EIP155Block: new(big.Int),
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EIP158Block: big.NewInt(1),
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ByzantiumBlock: big.NewInt(1),
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ConstantinopleBlock: big.NewInt(1),
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},
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Alloc: core.GenesisAlloc{
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address: core.GenesisAccount{Balance: funds},
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},
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}
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signer = types.LatestSignerForChainID(nil)
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)
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m := stages.MockWithGenesis(t, gspec, key)
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contractBackend := backends.NewSimulatedBackendWithConfig(gspec.Alloc, gspec.Config, gspec.GasLimit)
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defer contractBackend.Close()
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transactOpts := bind.NewKeyedTransactor(key)
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transactOpts.GasLimit = 1000000
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var contractAddress common.Address
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var poly *contracts.Poly
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var err error
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// Change this address whenever you make any changes in the code of the poly contract in
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// contracts/poly.sol
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var create2address = common.HexToAddress("c66aa74c220476f244b7f45897a124d1a01ca8a8")
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// There are 5 blocks
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// In the first block, we deploy the "factory" contract Poly, which can create children contracts via CREATE2 opcode
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// In the second block, we create the first child contract
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// In the third block, we cause the first child contract to selfdestruct
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// In the forth block, we create the second child contract
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// In the 5th block, we delete and re-create the child contract twice
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chain, err := core.GenerateChain(m.ChainConfig, m.Genesis, m.Engine, m.DB, 5, func(i int, block *core.BlockGen) {
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var tx types.Transaction
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switch i {
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case 0:
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contractAddress, tx, poly, err = contracts.DeployPoly(transactOpts, contractBackend)
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if err != nil {
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t.Fatal(err)
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}
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block.AddTx(tx)
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case 1:
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tx, err = poly.Deploy(transactOpts, big.NewInt(0))
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if err != nil {
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t.Fatal(err)
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}
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block.AddTx(tx)
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case 2:
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// Trigger self-destruct
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tx, err = types.SignTx(types.NewTransaction(block.TxNonce(address), create2address, uint256.NewInt(0), 1000000, new(uint256.Int), nil), *signer, key)
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if err != nil {
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t.Fatal(err)
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}
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err = contractBackend.SendTransaction(context.Background(), tx)
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if err != nil {
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t.Fatal(err)
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}
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block.AddTx(tx)
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case 3:
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tx, err = poly.Deploy(transactOpts, big.NewInt(0))
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if err != nil {
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t.Fatal(err)
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}
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block.AddTx(tx)
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case 4:
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// Trigger self-destruct
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tx, err = types.SignTx(types.NewTransaction(block.TxNonce(address), create2address, uint256.NewInt(0), 1000000, new(uint256.Int), nil), *signer, key)
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if err != nil {
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t.Fatal(err)
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}
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err = contractBackend.SendTransaction(context.Background(), tx)
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if err != nil {
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t.Fatal(err)
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}
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block.AddTx(tx)
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// Recreate in the same block
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tx, err = poly.Deploy(transactOpts, big.NewInt(0))
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if err != nil {
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t.Fatal(err)
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}
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block.AddTx(tx)
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// Trigger self-destruct
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tx, err = types.SignTx(types.NewTransaction(block.TxNonce(address), create2address, uint256.NewInt(0), 1000000, new(uint256.Int), nil), *signer, key)
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if err != nil {
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t.Fatal(err)
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}
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err = contractBackend.SendTransaction(context.Background(), tx)
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if err != nil {
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t.Fatal(err)
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}
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block.AddTx(tx)
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// Recreate in the same block
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tx, err = poly.Deploy(transactOpts, big.NewInt(0))
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if err != nil {
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t.Fatal(err)
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}
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block.AddTx(tx)
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}
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contractBackend.Commit()
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}, false /* intermediateHashes */)
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if err != nil {
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t.Fatalf("generate blocks: %v", err)
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}
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err = m.DB.View(context.Background(), func(tx kv.Tx) error {
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st := state.New(state.NewPlainStateReader(tx))
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if !st.Exist(address) {
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t.Error("expected account to exist")
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}
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if st.Exist(contractAddress) {
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t.Error("expected contractAddress to not exist before block 0", contractAddress.String())
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}
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return nil
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})
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require.NoError(t, err)
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// BLOCK 1
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if err = m.InsertChain(chain.Slice(0, 1)); err != nil {
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t.Fatal(err)
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}
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err = m.DB.View(context.Background(), func(tx kv.Tx) error {
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st := state.New(state.NewPlainStateReader(tx))
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if !st.Exist(contractAddress) {
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t.Error("expected contractAddress to exist at the block 1", contractAddress.String())
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}
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return nil
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})
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require.NoError(t, err)
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// BLOCK 2
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if err = m.InsertChain(chain.Slice(1, 2)); err != nil {
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t.Fatal(err)
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}
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var it *contracts.PolyDeployEventIterator
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it, err = poly.FilterDeployEvent(nil)
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if err != nil {
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t.Fatal(err)
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}
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if !it.Next() {
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t.Error("Expected DeployEvent")
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}
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if it.Event.D != create2address {
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t.Errorf("Wrong create2address: %x, expected %x", it.Event.D, create2address)
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}
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err = m.DB.View(context.Background(), func(tx kv.Tx) error {
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st := state.New(state.NewPlainStateReader(tx))
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if !st.Exist(create2address) {
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t.Error("expected create2address to exist at the block 2", create2address.String())
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}
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if !bytes.Equal(st.GetCode(create2address), common.FromHex("6002ff")) {
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t.Errorf("Expected CREATE2 deployed code 6002ff, got %x", st.GetCode(create2address))
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}
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if st.GetIncarnation(create2address) != 1 {
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t.Errorf("expected incarnation 1, got %d", st.GetIncarnation(create2address))
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}
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return nil
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})
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require.NoError(t, err)
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// BLOCK 3
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if err = m.InsertChain(chain.Slice(2, 3)); err != nil {
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t.Fatal(err)
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}
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err = m.DB.View(context.Background(), func(tx kv.Tx) error {
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st := state.New(state.NewPlainStateReader(tx))
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if st.Exist(create2address) {
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t.Error("expected create2address to be self-destructed at the block 3", create2address.String())
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}
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return nil
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})
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require.NoError(t, err)
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// BLOCK 4
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if err = m.InsertChain(chain.Slice(3, 4)); err != nil {
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t.Fatal(err)
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}
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it, err = poly.FilterDeployEvent(nil)
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if err != nil {
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t.Fatal(err)
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}
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if !it.Next() {
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t.Error("Expected DeployEvent")
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}
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if it.Event.D != create2address {
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t.Errorf("Wrong create2address: %x, expected %x", it.Event.D, create2address)
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}
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err = m.DB.View(context.Background(), func(tx kv.Tx) error {
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st := state.New(state.NewPlainStateReader(tx))
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if !st.Exist(create2address) {
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t.Error("expected create2address to exist at the block 4", create2address.String())
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}
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if !bytes.Equal(st.GetCode(create2address), common.FromHex("6004ff")) {
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t.Errorf("Expected CREATE2 deployed code 6004ff, got %x", st.GetCode(create2address))
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}
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if st.GetIncarnation(create2address) != 2 {
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t.Errorf("expected incarnation 2, got %d", st.GetIncarnation(create2address))
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}
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return nil
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})
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require.NoError(t, err)
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// BLOCK 5
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if err = m.InsertChain(chain.Slice(4, 5)); err != nil {
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t.Fatal(err)
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}
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it, err = poly.FilterDeployEvent(nil)
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if err != nil {
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t.Fatal(err)
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}
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if !it.Next() {
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t.Error("Expected DeployEvent")
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}
|
|
if it.Event.D != create2address {
|
|
t.Errorf("Wrong create2address: %x, expected %x", it.Event.D, create2address)
|
|
}
|
|
err = m.DB.View(context.Background(), func(tx kv.Tx) error {
|
|
st := state.New(state.NewPlainStateReader(tx))
|
|
if !st.Exist(create2address) {
|
|
t.Error("expected create2address to exist at the block 5", create2address.String())
|
|
}
|
|
if !bytes.Equal(st.GetCode(create2address), common.FromHex("6005ff")) {
|
|
t.Errorf("Expected CREATE2 deployed code 6005ff, got %x", st.GetCode(create2address))
|
|
}
|
|
if st.GetIncarnation(create2address) != 4 {
|
|
t.Errorf("expected incarnation 4 (two self-destructs and two-recreations within a block), got %d", st.GetIncarnation(create2address))
|
|
}
|
|
return nil
|
|
})
|
|
require.NoError(t, err)
|
|
|
|
}
|
|
|
|
func TestReorgOverSelfDestruct(t *testing.T) {
|
|
// Configure and generate a sample block chain
|
|
var (
|
|
key, _ = crypto.HexToECDSA("b71c71a67e1177ad4e901695e1b4b9ee17ae16c6668d313eac2f96dbcda3f291")
|
|
address = crypto.PubkeyToAddress(key.PublicKey)
|
|
funds = big.NewInt(1000000000)
|
|
gspec = &core.Genesis{
|
|
Config: ¶ms.ChainConfig{
|
|
ChainID: big.NewInt(1),
|
|
HomesteadBlock: new(big.Int),
|
|
EIP150Block: new(big.Int),
|
|
EIP155Block: new(big.Int),
|
|
EIP158Block: big.NewInt(1),
|
|
ByzantiumBlock: big.NewInt(1),
|
|
ConstantinopleBlock: big.NewInt(1),
|
|
},
|
|
Alloc: core.GenesisAlloc{
|
|
address: core.GenesisAccount{Balance: funds},
|
|
},
|
|
}
|
|
)
|
|
|
|
m := stages.MockWithGenesis(t, gspec, key)
|
|
|
|
contractBackend := backends.NewSimulatedBackendWithConfig(gspec.Alloc, gspec.Config, gspec.GasLimit)
|
|
defer contractBackend.Close()
|
|
transactOpts := bind.NewKeyedTransactor(key)
|
|
transactOpts.GasLimit = 1000000
|
|
|
|
var contractAddress common.Address
|
|
var selfDestruct *contracts.Selfdestruct
|
|
var err error
|
|
|
|
// Here we generate 3 blocks, two of which (the one with "Change" invocation and "Destruct" invocation will be reverted during the reorg)
|
|
chain, err := core.GenerateChain(m.ChainConfig, m.Genesis, m.Engine, m.DB, 3, func(i int, block *core.BlockGen) {
|
|
var tx types.Transaction
|
|
|
|
switch i {
|
|
case 0:
|
|
contractAddress, tx, selfDestruct, err = contracts.DeploySelfdestruct(transactOpts, contractBackend)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
block.AddTx(tx)
|
|
case 1:
|
|
tx, err = selfDestruct.Change(transactOpts)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
block.AddTx(tx)
|
|
case 2:
|
|
tx, err = selfDestruct.Destruct(transactOpts)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
block.AddTx(tx)
|
|
}
|
|
contractBackend.Commit()
|
|
}, false /* intermediateHashes */)
|
|
if err != nil {
|
|
t.Fatalf("generate blocks: %v", err)
|
|
}
|
|
|
|
// Create a longer chain, with 4 blocks (with higher total difficulty) that reverts the change of stroage self-destruction of the contract
|
|
contractBackendLonger := backends.NewSimulatedBackendWithConfig(gspec.Alloc, gspec.Config, gspec.GasLimit)
|
|
defer contractBackendLonger.Close()
|
|
transactOptsLonger := bind.NewKeyedTransactor(key)
|
|
transactOptsLonger.GasLimit = 1000000
|
|
|
|
longerChain, err := core.GenerateChain(m.ChainConfig, m.Genesis, m.Engine, m.DB, 4, func(i int, block *core.BlockGen) {
|
|
var tx types.Transaction
|
|
|
|
switch i {
|
|
case 0:
|
|
_, tx, _, err = contracts.DeploySelfdestruct(transactOptsLonger, contractBackendLonger)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
block.AddTx(tx)
|
|
}
|
|
contractBackendLonger.Commit()
|
|
}, false /* intermediateHashes */)
|
|
if err != nil {
|
|
t.Fatalf("generate long blocks")
|
|
}
|
|
|
|
err = m.DB.View(context.Background(), func(tx kv.Tx) error {
|
|
|
|
st := state.New(state.NewPlainStateReader(tx))
|
|
if !st.Exist(address) {
|
|
t.Error("expected account to exist")
|
|
}
|
|
if st.Exist(contractAddress) {
|
|
t.Error("expected contractAddress to not exist before block 0", contractAddress.String())
|
|
}
|
|
return nil
|
|
})
|
|
require.NoError(t, err)
|
|
// BLOCK 1
|
|
if err = m.InsertChain(chain.Slice(0, 1)); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
var key0 common.Hash
|
|
var correctValueX uint256.Int
|
|
err = m.DB.View(context.Background(), func(tx kv.Tx) error {
|
|
st := state.New(state.NewPlainStateReader(tx))
|
|
if !st.Exist(contractAddress) {
|
|
t.Error("expected contractAddress to exist at the block 1", contractAddress.String())
|
|
}
|
|
|
|
// Remember value of field "x" (storage item 0) after the first block, to check after rewinding
|
|
st.GetState(contractAddress, &key0, &correctValueX)
|
|
return nil
|
|
})
|
|
require.NoError(t, err)
|
|
|
|
// BLOCKS 2 + 3
|
|
if err = m.InsertChain(chain.Slice(1, chain.Length)); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
err = m.DB.View(context.Background(), func(tx kv.Tx) error {
|
|
st := state.New(state.NewPlainStateReader(tx))
|
|
if st.Exist(contractAddress) {
|
|
t.Error("expected contractAddress to not exist at the block 3", contractAddress.String())
|
|
}
|
|
return nil
|
|
})
|
|
require.NoError(t, err)
|
|
|
|
// REORG of block 2 and 3, and insert new (empty) BLOCK 2, 3, and 4
|
|
if err = m.InsertChain(longerChain.Slice(1, 4)); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
err = m.DB.View(context.Background(), func(tx kv.Tx) error {
|
|
st := state.New(state.NewPlainStateReader(tx))
|
|
if !st.Exist(contractAddress) {
|
|
t.Error("expected contractAddress to exist at the block 4", contractAddress.String())
|
|
}
|
|
var valueX uint256.Int
|
|
st.GetState(contractAddress, &key0, &valueX)
|
|
if valueX != correctValueX {
|
|
t.Fatalf("storage value has changed after reorg: %x, expected %x", valueX, correctValueX)
|
|
}
|
|
return nil
|
|
})
|
|
require.NoError(t, err)
|
|
}
|
|
|
|
func TestReorgOverStateChange(t *testing.T) {
|
|
// Configure and generate a sample block chain
|
|
var (
|
|
key, _ = crypto.HexToECDSA("b71c71a67e1177ad4e901695e1b4b9ee17ae16c6668d313eac2f96dbcda3f291")
|
|
address = crypto.PubkeyToAddress(key.PublicKey)
|
|
funds = big.NewInt(1000000000)
|
|
gspec = &core.Genesis{
|
|
Config: ¶ms.ChainConfig{
|
|
ChainID: big.NewInt(1),
|
|
HomesteadBlock: new(big.Int),
|
|
EIP150Block: new(big.Int),
|
|
EIP155Block: new(big.Int),
|
|
EIP158Block: big.NewInt(1),
|
|
ByzantiumBlock: big.NewInt(1),
|
|
ConstantinopleBlock: big.NewInt(1),
|
|
},
|
|
Alloc: core.GenesisAlloc{
|
|
address: {Balance: funds},
|
|
},
|
|
}
|
|
)
|
|
|
|
m := stages.MockWithGenesis(t, gspec, key)
|
|
|
|
contractBackend := backends.NewSimulatedBackendWithConfig(gspec.Alloc, gspec.Config, gspec.GasLimit)
|
|
defer contractBackend.Close()
|
|
transactOpts := bind.NewKeyedTransactor(key)
|
|
transactOpts.GasLimit = 1000000
|
|
|
|
var contractAddress common.Address
|
|
var selfDestruct *contracts.Selfdestruct
|
|
var err error
|
|
|
|
// Here we generate 3 blocks, two of which (the one with "Change" invocation and "Destruct" invocation will be reverted during the reorg)
|
|
chain, err := core.GenerateChain(m.ChainConfig, m.Genesis, m.Engine, m.DB, 2, func(i int, block *core.BlockGen) {
|
|
var tx types.Transaction
|
|
|
|
switch i {
|
|
case 0:
|
|
contractAddress, tx, selfDestruct, err = contracts.DeploySelfdestruct(transactOpts, contractBackend)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
block.AddTx(tx)
|
|
case 1:
|
|
tx, err = selfDestruct.Change(transactOpts)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
block.AddTx(tx)
|
|
}
|
|
contractBackend.Commit()
|
|
}, false /* intermediateHashes */)
|
|
if err != nil {
|
|
t.Fatalf("generate blocks: %v", err)
|
|
}
|
|
|
|
// Create a longer chain, with 4 blocks (with higher total difficulty) that reverts the change of stroage self-destruction of the contract
|
|
contractBackendLonger := backends.NewSimulatedBackendWithConfig(gspec.Alloc, gspec.Config, gspec.GasLimit)
|
|
defer contractBackendLonger.Close()
|
|
transactOptsLonger := bind.NewKeyedTransactor(key)
|
|
transactOptsLonger.GasLimit = 1000000
|
|
longerChain, err := core.GenerateChain(m.ChainConfig, m.Genesis, m.Engine, m.DB, 3, func(i int, block *core.BlockGen) {
|
|
var tx types.Transaction
|
|
|
|
switch i {
|
|
case 0:
|
|
_, tx, _, err = contracts.DeploySelfdestruct(transactOptsLonger, contractBackendLonger)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
block.AddTx(tx)
|
|
}
|
|
contractBackendLonger.Commit()
|
|
}, false /* intermediateHashes */)
|
|
if err != nil {
|
|
t.Fatalf("generate longer blocks: %v", err)
|
|
}
|
|
|
|
err = m.DB.View(context.Background(), func(tx kv.Tx) error {
|
|
st := state.New(state.NewPlainStateReader(tx))
|
|
if !st.Exist(address) {
|
|
t.Error("expected account to exist")
|
|
}
|
|
if st.Exist(contractAddress) {
|
|
t.Error("expected contractAddress to not exist before block 0", contractAddress.String())
|
|
}
|
|
return nil
|
|
})
|
|
require.NoError(t, err)
|
|
|
|
// BLOCK 1
|
|
if err = m.InsertChain(chain.Slice(0, 1)); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
var key0 common.Hash
|
|
var correctValueX uint256.Int
|
|
err = m.DB.View(context.Background(), func(tx kv.Tx) error {
|
|
st := state.New(state.NewPlainStateReader(tx))
|
|
if !st.Exist(contractAddress) {
|
|
t.Error("expected contractAddress to exist at the block 1", contractAddress.String())
|
|
}
|
|
|
|
// Remember value of field "x" (storage item 0) after the first block, to check after rewinding
|
|
st.GetState(contractAddress, &key0, &correctValueX)
|
|
return nil
|
|
})
|
|
require.NoError(t, err)
|
|
|
|
// BLOCK 2
|
|
if err = m.InsertChain(chain.Slice(1, chain.Length)); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// REORG of block 2 and 3, and insert new (empty) BLOCK 2, 3, and 4
|
|
if err = m.InsertChain(longerChain.Slice(1, 3)); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
err = m.DB.View(context.Background(), func(tx kv.Tx) error {
|
|
st := state.New(state.NewPlainStateReader(tx))
|
|
if !st.Exist(contractAddress) {
|
|
t.Error("expected contractAddress to exist at the block 4", contractAddress.String())
|
|
}
|
|
|
|
// Reload blockchain from the database
|
|
var valueX uint256.Int
|
|
st.GetState(contractAddress, &key0, &valueX)
|
|
if valueX != correctValueX {
|
|
t.Fatalf("storage value has changed after reorg: %x, expected %x", valueX, correctValueX)
|
|
}
|
|
return nil
|
|
})
|
|
require.NoError(t, err)
|
|
|
|
}
|
|
|
|
type BucketsStats struct {
|
|
Accounts uint64
|
|
Storage uint64
|
|
ChangeSetHAT uint64
|
|
ChangeSetHST uint64
|
|
HAT uint64
|
|
HST uint64
|
|
}
|
|
|
|
func (b BucketsStats) Size() uint64 {
|
|
return b.ChangeSetHST + b.ChangeSetHAT + b.HST + b.Storage + b.HAT + b.Accounts
|
|
}
|
|
|
|
func TestCreateOnExistingStorage(t *testing.T) {
|
|
// Configure and generate a sample block chain
|
|
var (
|
|
key, _ = crypto.HexToECDSA("b71c71a67e1177ad4e901695e1b4b9ee17ae16c6668d313eac2f96dbcda3f291")
|
|
address = crypto.PubkeyToAddress(key.PublicKey)
|
|
// Address of the contract that will be deployed
|
|
contractAddr = common.HexToAddress("0x3a220f351252089d385b29beca14e27f204c296a")
|
|
funds = big.NewInt(1000000000)
|
|
gspec = &core.Genesis{
|
|
Config: ¶ms.ChainConfig{
|
|
ChainID: big.NewInt(1),
|
|
HomesteadBlock: new(big.Int),
|
|
EIP150Block: new(big.Int),
|
|
EIP155Block: new(big.Int),
|
|
EIP158Block: big.NewInt(1),
|
|
ByzantiumBlock: big.NewInt(1),
|
|
ConstantinopleBlock: big.NewInt(1),
|
|
},
|
|
Alloc: core.GenesisAlloc{
|
|
address: {Balance: funds},
|
|
// Pre-existing storage item in an account without code
|
|
contractAddr: {Balance: funds, Storage: map[common.Hash]common.Hash{{}: common.HexToHash("0x42")}},
|
|
},
|
|
}
|
|
)
|
|
|
|
m := stages.MockWithGenesis(t, gspec, key)
|
|
|
|
var err error
|
|
contractBackend := backends.NewSimulatedBackendWithConfig(gspec.Alloc, gspec.Config, gspec.GasLimit)
|
|
defer contractBackend.Close()
|
|
|
|
transactOpts, err := bind.NewKeyedTransactorWithChainID(key, gspec.Config.ChainID)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
transactOpts.GasLimit = 1000000
|
|
|
|
var contractAddress common.Address
|
|
|
|
// There is one block, and it ends up deploying Revive contract (could be any other contract, it does not really matter)
|
|
// On the address contractAddr, where there is a storage item in the genesis, but no contract code
|
|
// We expect the pre-existing storage items to be removed by the deployment
|
|
chain, err := core.GenerateChain(m.ChainConfig, m.Genesis, m.Engine, m.DB, 4, func(i int, block *core.BlockGen) {
|
|
var tx types.Transaction
|
|
|
|
switch i {
|
|
case 0:
|
|
contractAddress, tx, _, err = contracts.DeployRevive(transactOpts, contractBackend)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
block.AddTx(tx)
|
|
}
|
|
contractBackend.Commit()
|
|
}, false /* intermediateHashes */)
|
|
if err != nil {
|
|
t.Fatalf("generate blocks: %v", err)
|
|
}
|
|
|
|
err = m.DB.View(context.Background(), func(tx kv.Tx) error {
|
|
st := state.New(state.NewPlainStateReader(tx))
|
|
if !st.Exist(address) {
|
|
t.Error("expected account to exist")
|
|
}
|
|
if contractAddress != contractAddr {
|
|
t.Errorf("expected contract address to be %x, got: %x", contractAddr, contractAddress)
|
|
}
|
|
return nil
|
|
})
|
|
require.NoError(t, err)
|
|
|
|
// BLOCK 1
|
|
if err = m.InsertChain(chain.Slice(0, 1)); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
var key0 common.Hash
|
|
var check0 uint256.Int
|
|
err = m.DB.View(context.Background(), func(tx kv.Tx) error {
|
|
st := state.New(state.NewPlainStateReader(tx))
|
|
if !st.Exist(contractAddress) {
|
|
t.Error("expected contractAddress to exist at the block 1", contractAddress.String())
|
|
}
|
|
|
|
st.GetState(contractAddress, &key0, &check0)
|
|
if !check0.IsZero() {
|
|
t.Errorf("expected 0x00 in position 0, got: %x", check0.Bytes())
|
|
}
|
|
return nil
|
|
})
|
|
require.NoError(t, err)
|
|
}
|
|
|
|
func TestReproduceCrash(t *testing.T) {
|
|
// This example was taken from Ropsten contract that used to cause a crash
|
|
// it is created in the block 598915 and then there are 3 transactions modifying
|
|
// its storage in the same block:
|
|
// 1. Setting storageKey 1 to a non-zero value
|
|
// 2. Setting storageKey 2 to a non-zero value
|
|
// 3. Setting both storageKey1 and storageKey2 to zero values
|
|
value0 := uint256.NewInt(0)
|
|
contract := common.HexToAddress("0x71dd1027069078091B3ca48093B00E4735B20624")
|
|
storageKey1 := common.HexToHash("0x0e4c0e7175f9d22279a4f63ff74f7fa28b7a954a6454debaa62ce43dd9132541")
|
|
value1 := uint256.NewInt(0x016345785d8a0000)
|
|
storageKey2 := common.HexToHash("0x0e4c0e7175f9d22279a4f63ff74f7fa28b7a954a6454debaa62ce43dd9132542")
|
|
value2 := uint256.NewInt(0x58c00a51)
|
|
|
|
_, tx := memdb.NewTestTx(t)
|
|
tsw := state.NewPlainStateWriter(tx, nil, 1)
|
|
intraBlockState := state.New(state.NewPlainState(tx, 1))
|
|
// Start the 1st transaction
|
|
intraBlockState.CreateAccount(contract, true)
|
|
if err := intraBlockState.FinalizeTx(params.Rules{}, tsw); err != nil {
|
|
t.Errorf("error finalising 1st tx: %v", err)
|
|
}
|
|
// Start the 2nd transaction
|
|
intraBlockState.SetState(contract, &storageKey1, *value1)
|
|
if err := intraBlockState.FinalizeTx(params.Rules{}, tsw); err != nil {
|
|
t.Errorf("error finalising 1st tx: %v", err)
|
|
}
|
|
// Start the 3rd transaction
|
|
intraBlockState.AddBalance(contract, uint256.NewInt(1000000000))
|
|
intraBlockState.SetState(contract, &storageKey2, *value2)
|
|
if err := intraBlockState.FinalizeTx(params.Rules{}, tsw); err != nil {
|
|
t.Errorf("error finalising 1st tx: %v", err)
|
|
}
|
|
// Start the 4th transaction - clearing both storage cells
|
|
intraBlockState.SubBalance(contract, uint256.NewInt(1000000000))
|
|
intraBlockState.SetState(contract, &storageKey1, *value0)
|
|
intraBlockState.SetState(contract, &storageKey2, *value0)
|
|
if err := intraBlockState.FinalizeTx(params.Rules{}, tsw); err != nil {
|
|
t.Errorf("error finalising 1st tx: %v", err)
|
|
}
|
|
}
|
|
func TestEip2200Gas(t *testing.T) {
|
|
// Configure and generate a sample block chain
|
|
var (
|
|
key, _ = crypto.HexToECDSA("b71c71a67e1177ad4e901695e1b4b9ee17ae16c6668d313eac2f96dbcda3f291")
|
|
address = crypto.PubkeyToAddress(key.PublicKey)
|
|
funds = big.NewInt(1000000000)
|
|
gspec = &core.Genesis{
|
|
Config: ¶ms.ChainConfig{
|
|
ChainID: big.NewInt(1),
|
|
HomesteadBlock: new(big.Int),
|
|
EIP150Block: new(big.Int),
|
|
EIP155Block: new(big.Int),
|
|
EIP158Block: big.NewInt(1),
|
|
ByzantiumBlock: big.NewInt(1),
|
|
PetersburgBlock: big.NewInt(1),
|
|
ConstantinopleBlock: big.NewInt(1),
|
|
IstanbulBlock: big.NewInt(1),
|
|
},
|
|
Alloc: core.GenesisAlloc{
|
|
address: {Balance: funds},
|
|
},
|
|
}
|
|
)
|
|
|
|
m := stages.MockWithGenesis(t, gspec, key)
|
|
|
|
contractBackend := backends.NewSimulatedBackendWithConfig(gspec.Alloc, gspec.Config, gspec.GasLimit)
|
|
defer contractBackend.Close()
|
|
transactOpts := bind.NewKeyedTransactor(key)
|
|
transactOpts.GasLimit = 1000000
|
|
|
|
var contractAddress common.Address
|
|
var selfDestruct *contracts.Selfdestruct
|
|
var err error
|
|
|
|
// Here we generate 1 block with 2 transactions, first creates a contract with some initial values in the
|
|
// It activates the SSTORE pricing rules specific to EIP-2200 (istanbul)
|
|
chain, err := core.GenerateChain(m.ChainConfig, m.Genesis, m.Engine, m.DB, 3, func(i int, block *core.BlockGen) {
|
|
var tx types.Transaction
|
|
|
|
switch i {
|
|
case 0:
|
|
contractAddress, tx, selfDestruct, err = contracts.DeploySelfdestruct(transactOpts, contractBackend)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
block.AddTx(tx)
|
|
|
|
transactOpts.GasPrice = big.NewInt(1)
|
|
tx, err = selfDestruct.Change(transactOpts)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
block.AddTx(tx)
|
|
}
|
|
contractBackend.Commit()
|
|
}, false /* intermediateHashes */)
|
|
if err != nil {
|
|
t.Fatalf("generate blocks: %v", err)
|
|
}
|
|
|
|
var balanceBefore *uint256.Int
|
|
err = m.DB.View(context.Background(), func(tx kv.Tx) error {
|
|
st := state.New(state.NewPlainStateReader(tx))
|
|
if !st.Exist(address) {
|
|
t.Error("expected account to exist")
|
|
}
|
|
if st.Exist(contractAddress) {
|
|
t.Error("expected contractAddress to not exist before block 0", contractAddress.String())
|
|
}
|
|
balanceBefore = st.GetBalance(address)
|
|
return nil
|
|
})
|
|
require.NoError(t, err)
|
|
|
|
// BLOCK 1
|
|
if err = m.InsertChain(chain.Slice(0, 1)); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
err = m.DB.View(context.Background(), func(tx kv.Tx) error {
|
|
st := state.New(state.NewPlainStateReader(tx))
|
|
if !st.Exist(contractAddress) {
|
|
t.Error("expected contractAddress to exist at the block 1", contractAddress.String())
|
|
}
|
|
balanceAfter := st.GetBalance(address)
|
|
gasSpent := big.NewInt(0).Sub(balanceBefore.ToBig(), balanceAfter.ToBig())
|
|
expectedGasSpent := big.NewInt(190373) //(192245) // In the incorrect version, it is 179645
|
|
if gasSpent.Cmp(expectedGasSpent) != 0 {
|
|
t.Errorf("Expected gas spent: %d, got %d", expectedGasSpent, gasSpent)
|
|
}
|
|
return nil
|
|
})
|
|
require.NoError(t, err)
|
|
}
|
|
|
|
//Create contract, drop trie, reload trie from disk and add block with contract call
|
|
func TestWrongIncarnation(t *testing.T) {
|
|
// Configure and generate a sample block chain
|
|
var (
|
|
key, _ = crypto.HexToECDSA("b71c71a67e1177ad4e901695e1b4b9ee17ae16c6668d313eac2f96dbcda3f291")
|
|
address = crypto.PubkeyToAddress(key.PublicKey)
|
|
funds = big.NewInt(1000000000)
|
|
gspec = &core.Genesis{
|
|
Config: ¶ms.ChainConfig{
|
|
ChainID: big.NewInt(1),
|
|
HomesteadBlock: new(big.Int),
|
|
EIP150Block: new(big.Int),
|
|
EIP155Block: new(big.Int),
|
|
EIP158Block: big.NewInt(1),
|
|
},
|
|
Alloc: core.GenesisAlloc{
|
|
address: core.GenesisAccount{Balance: funds},
|
|
},
|
|
}
|
|
)
|
|
|
|
m := stages.MockWithGenesis(t, gspec, key)
|
|
|
|
contractBackend := backends.NewSimulatedBackendWithConfig(gspec.Alloc, gspec.Config, gspec.GasLimit)
|
|
defer contractBackend.Close()
|
|
transactOpts := bind.NewKeyedTransactor(key)
|
|
transactOpts.GasLimit = 1000000
|
|
|
|
var contractAddress common.Address
|
|
var changer *contracts.Changer
|
|
var err error
|
|
|
|
chain, err := core.GenerateChain(m.ChainConfig, m.Genesis, m.Engine, m.DB, 2, func(i int, block *core.BlockGen) {
|
|
var tx types.Transaction
|
|
|
|
switch i {
|
|
case 0:
|
|
contractAddress, tx, changer, err = contracts.DeployChanger(transactOpts, contractBackend)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
block.AddTx(tx)
|
|
case 1:
|
|
tx, err = changer.Change(transactOpts)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
block.AddTx(tx)
|
|
}
|
|
contractBackend.Commit()
|
|
}, false /* intermediateHashes */)
|
|
if err != nil {
|
|
t.Fatalf("generate blocks: %v", err)
|
|
}
|
|
|
|
err = m.DB.View(context.Background(), func(tx kv.Tx) error {
|
|
st := state.New(state.NewPlainStateReader(tx))
|
|
if !st.Exist(address) {
|
|
t.Error("expected account to exist")
|
|
}
|
|
if st.Exist(contractAddress) {
|
|
t.Error("expected contractAddress to not exist before block 0", contractAddress.String())
|
|
}
|
|
return nil
|
|
})
|
|
require.NoError(t, err)
|
|
|
|
// BLOCK 1
|
|
if err = m.InsertChain(chain.Slice(0, 1)); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
var acc accounts.Account
|
|
err = m.DB.View(context.Background(), func(tx kv.Tx) error {
|
|
ok, err := rawdb.ReadAccount(tx, contractAddress, &acc)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if !ok {
|
|
t.Fatal(errors.New("acc not found"))
|
|
}
|
|
|
|
if acc.Incarnation != state.FirstContractIncarnation {
|
|
t.Fatal("Incorrect incarnation", acc.Incarnation)
|
|
}
|
|
|
|
st := state.New(state.NewPlainStateReader(tx))
|
|
if !st.Exist(contractAddress) {
|
|
t.Error("expected contractAddress to exist at the block 1", contractAddress.String())
|
|
}
|
|
return nil
|
|
})
|
|
require.NoError(t, err)
|
|
|
|
// BLOCKS 2
|
|
if err = m.InsertChain(chain.Slice(1, 2)); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
err = m.DB.View(context.Background(), func(tx kv.Tx) error {
|
|
ok, err := rawdb.ReadAccount(tx, contractAddress, &acc)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if !ok {
|
|
t.Fatal(errors.New("acc not found"))
|
|
}
|
|
if acc.Incarnation != state.FirstContractIncarnation {
|
|
t.Fatal("Incorrect incarnation", acc.Incarnation)
|
|
}
|
|
return nil
|
|
})
|
|
require.NoError(t, err)
|
|
}
|
|
|
|
//create acc, deploy to it contract, reorg to state without contract
|
|
func TestWrongIncarnation2(t *testing.T) {
|
|
// Configure and generate a sample block chain
|
|
var (
|
|
key, _ = crypto.HexToECDSA("b71c71a67e1177ad4e901695e1b4b9ee17ae16c6668d313eac2f96dbcda3f291")
|
|
address = crypto.PubkeyToAddress(key.PublicKey)
|
|
funds = big.NewInt(1000000000)
|
|
gspec = &core.Genesis{
|
|
Config: ¶ms.ChainConfig{
|
|
ChainID: big.NewInt(1),
|
|
HomesteadBlock: new(big.Int),
|
|
EIP150Block: new(big.Int),
|
|
EIP155Block: new(big.Int),
|
|
EIP158Block: big.NewInt(1),
|
|
},
|
|
Alloc: core.GenesisAlloc{
|
|
address: core.GenesisAccount{Balance: funds},
|
|
},
|
|
}
|
|
signer = types.LatestSignerForChainID(nil)
|
|
)
|
|
|
|
knownContractAddress := common.HexToAddress("0xdb7d6ab1f17c6b31909ae466702703daef9269cf")
|
|
|
|
m := stages.MockWithGenesis(t, gspec, key)
|
|
|
|
contractBackend := backends.NewSimulatedBackendWithConfig(gspec.Alloc, gspec.Config, gspec.GasLimit)
|
|
defer contractBackend.Close()
|
|
transactOpts := bind.NewKeyedTransactor(key)
|
|
transactOpts.GasLimit = 1000000
|
|
var err error
|
|
|
|
var contractAddress common.Address
|
|
|
|
chain, err := core.GenerateChain(m.ChainConfig, m.Genesis, m.Engine, m.DB, 2, func(i int, block *core.BlockGen) {
|
|
var tx types.Transaction
|
|
|
|
switch i {
|
|
case 0:
|
|
tx, err = types.SignTx(types.NewTransaction(block.TxNonce(address), knownContractAddress, uint256.NewInt(1000), 1000000, new(uint256.Int), nil), *signer, key)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
err = contractBackend.SendTransaction(context.Background(), tx)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
block.AddTx(tx)
|
|
case 1:
|
|
contractAddress, tx, _, err = contracts.DeployChanger(transactOpts, contractBackend)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
block.AddTx(tx)
|
|
}
|
|
contractBackend.Commit()
|
|
}, false /* intermediateHashes */)
|
|
if err != nil {
|
|
t.Fatalf("generate blocks: %v", err)
|
|
}
|
|
|
|
if knownContractAddress != contractAddress {
|
|
t.Errorf("Expexted contractAddress: %x, got %x", knownContractAddress, contractAddress)
|
|
}
|
|
|
|
// Create a longer chain, with 4 blocks (with higher total difficulty) that reverts the change of stroage self-destruction of the contract
|
|
contractBackendLonger := backends.NewSimulatedBackendWithConfig(gspec.Alloc, gspec.Config, gspec.GasLimit)
|
|
transactOptsLonger := bind.NewKeyedTransactor(key)
|
|
transactOptsLonger.GasLimit = 1000000
|
|
longerChain, err := core.GenerateChain(m.ChainConfig, m.Genesis, m.Engine, m.DB, 3, func(i int, block *core.BlockGen) {
|
|
var tx types.Transaction
|
|
|
|
switch i {
|
|
case 0:
|
|
tx, err = types.SignTx(types.NewTransaction(block.TxNonce(address), knownContractAddress, uint256.NewInt(1000), 1000000, new(uint256.Int), nil), *signer, key)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
err = contractBackendLonger.SendTransaction(context.Background(), tx)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
block.AddTx(tx)
|
|
}
|
|
contractBackendLonger.Commit()
|
|
}, false /* intermediateHashes */)
|
|
if err != nil {
|
|
t.Fatalf("generate longer blocks: %v", err)
|
|
}
|
|
|
|
err = m.DB.View(context.Background(), func(tx kv.Tx) error {
|
|
st := state.New(state.NewPlainStateReader(tx))
|
|
if !st.Exist(address) {
|
|
t.Error("expected account to exist")
|
|
}
|
|
return nil
|
|
})
|
|
require.NoError(t, err)
|
|
|
|
// BLOCK 1
|
|
if err = m.InsertChain(chain.Slice(0, 1)); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// BLOCKS 2
|
|
if err = m.InsertChain(chain.Slice(1, chain.Length)); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
var acc accounts.Account
|
|
err = m.DB.View(context.Background(), func(tx kv.Tx) error {
|
|
st := state.New(state.NewPlainStateReader(tx))
|
|
if !st.Exist(contractAddress) {
|
|
t.Error("expected contractAddress to exist at the block 1", contractAddress.String())
|
|
}
|
|
|
|
ok, err := rawdb.ReadAccount(tx, contractAddress, &acc)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if !ok {
|
|
t.Fatal(errors.New("acc not found"))
|
|
}
|
|
if acc.Incarnation != state.FirstContractIncarnation {
|
|
t.Fatal("wrong incarnation")
|
|
}
|
|
return nil
|
|
})
|
|
require.NoError(t, err)
|
|
// REORG of block 2 and 3, and insert new (empty) BLOCK 2, 3, and 4
|
|
if err = m.InsertChain(longerChain.Slice(1, longerChain.Length)); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
err = m.DB.View(context.Background(), func(tx kv.Tx) error {
|
|
ok, err := rawdb.ReadAccount(tx, contractAddress, &acc)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if !ok {
|
|
t.Fatal(errors.New("acc not found"))
|
|
}
|
|
if acc.Incarnation != state.NonContractIncarnation {
|
|
t.Fatal("wrong incarnation", acc.Incarnation)
|
|
}
|
|
return nil
|
|
})
|
|
require.NoError(t, err)
|
|
|
|
}
|
|
|
|
func TestChangeAccountCodeBetweenBlocks(t *testing.T) {
|
|
contract := common.HexToAddress("0x71dd1027069078091B3ca48093B00E4735B20624")
|
|
|
|
_, tx := memdb.NewTestTx(t)
|
|
r, tsw := state.NewPlainStateReader(tx), state.NewPlainStateWriter(tx, nil, 0)
|
|
intraBlockState := state.New(r)
|
|
// Start the 1st transaction
|
|
intraBlockState.CreateAccount(contract, true)
|
|
|
|
oldCode := []byte{0x01, 0x02, 0x03, 0x04}
|
|
|
|
intraBlockState.SetCode(contract, oldCode)
|
|
intraBlockState.AddBalance(contract, uint256.NewInt(1000000000))
|
|
if err := intraBlockState.FinalizeTx(params.Rules{}, tsw); err != nil {
|
|
t.Errorf("error finalising 1st tx: %v", err)
|
|
}
|
|
_, err := trie.CalcRoot("test", tx)
|
|
require.NoError(t, err)
|
|
oldCodeHash := common.BytesToHash(crypto.Keccak256(oldCode))
|
|
trieCode, tcErr := r.ReadAccountCode(contract, 1, oldCodeHash)
|
|
assert.NoError(t, tcErr, "you can receive the new code")
|
|
assert.Equal(t, oldCode, trieCode, "new code should be received")
|
|
|
|
newCode := []byte{0x04, 0x04, 0x04, 0x04}
|
|
intraBlockState.SetCode(contract, newCode)
|
|
|
|
if err := intraBlockState.FinalizeTx(params.Rules{}, tsw); err != nil {
|
|
t.Errorf("error finalising 1st tx: %v", err)
|
|
}
|
|
|
|
newCodeHash := common.BytesToHash(crypto.Keccak256(newCode))
|
|
trieCode, tcErr = r.ReadAccountCode(contract, 1, newCodeHash)
|
|
assert.NoError(t, tcErr, "you can receive the new code")
|
|
assert.Equal(t, newCode, trieCode, "new code should be received")
|
|
}
|
|
|
|
// TestCacheCodeSizeSeparately makes sure that we don't store CodeNodes for code sizes
|
|
func TestCacheCodeSizeSeparately(t *testing.T) {
|
|
contract := common.HexToAddress("0x71dd1027069078091B3ca48093B00E4735B20624")
|
|
//root := common.HexToHash("0xb939e5bcf5809adfb87ab07f0795b05b95a1d64a90f0eddd0c3123ac5b433854")
|
|
|
|
_, tx := memdb.NewTestTx(t)
|
|
r, w := state.NewPlainState(tx, 0), state.NewPlainStateWriter(tx, nil, 0)
|
|
intraBlockState := state.New(r)
|
|
// Start the 1st transaction
|
|
intraBlockState.CreateAccount(contract, true)
|
|
|
|
code := []byte{0x01, 0x02, 0x03, 0x04}
|
|
|
|
intraBlockState.SetCode(contract, code)
|
|
intraBlockState.AddBalance(contract, uint256.NewInt(1000000000))
|
|
if err := intraBlockState.FinalizeTx(params.Rules{}, w); err != nil {
|
|
t.Errorf("error finalising 1st tx: %v", err)
|
|
}
|
|
if err := intraBlockState.CommitBlock(params.Rules{}, w); err != nil {
|
|
t.Errorf("error committing block: %v", err)
|
|
}
|
|
|
|
codeHash := common.BytesToHash(crypto.Keccak256(code))
|
|
codeSize, err := r.ReadAccountCodeSize(contract, 1, codeHash)
|
|
assert.NoError(t, err, "you can receive the new code")
|
|
assert.Equal(t, len(code), codeSize, "new code should be received")
|
|
|
|
code2, err := r.ReadAccountCode(contract, 1, codeHash)
|
|
assert.NoError(t, err, "you can receive the new code")
|
|
assert.Equal(t, code, code2, "new code should be received")
|
|
}
|
|
|
|
// TestCacheCodeSizeInTrie makes sure that we dont just read from the DB all the time
|
|
func TestCacheCodeSizeInTrie(t *testing.T) {
|
|
t.Skip("switch to TG state readers/writers")
|
|
contract := common.HexToAddress("0x71dd1027069078091B3ca48093B00E4735B20624")
|
|
root := common.HexToHash("0xb939e5bcf5809adfb87ab07f0795b05b95a1d64a90f0eddd0c3123ac5b433854")
|
|
|
|
_, tx := memdb.NewTestTx(t)
|
|
r, w := state.NewPlainState(tx, 0), state.NewPlainStateWriter(tx, nil, 0)
|
|
intraBlockState := state.New(r)
|
|
// Start the 1st transaction
|
|
intraBlockState.CreateAccount(contract, true)
|
|
|
|
code := []byte{0x01, 0x02, 0x03, 0x04}
|
|
|
|
intraBlockState.SetCode(contract, code)
|
|
intraBlockState.AddBalance(contract, uint256.NewInt(1000000000))
|
|
if err := intraBlockState.FinalizeTx(params.Rules{}, w); err != nil {
|
|
t.Errorf("error finalising 1st tx: %v", err)
|
|
}
|
|
if err := intraBlockState.CommitBlock(params.Rules{}, w); err != nil {
|
|
t.Errorf("error committing block: %v", err)
|
|
}
|
|
|
|
r2, err := trie.CalcRoot("test", tx)
|
|
require.NoError(t, err)
|
|
require.Equal(t, root, r2)
|
|
|
|
codeHash := common.BytesToHash(crypto.Keccak256(code))
|
|
codeSize, err := r.ReadAccountCodeSize(contract, 1, codeHash)
|
|
assert.NoError(t, err, "you can receive the code size ")
|
|
assert.Equal(t, len(code), codeSize, "you can receive the code size")
|
|
|
|
assert.NoError(t, tx.Delete(kv.Code, codeHash[:], nil), nil)
|
|
|
|
codeSize2, err := r.ReadAccountCodeSize(contract, 1, codeHash)
|
|
assert.NoError(t, err, "you can still receive code size even with empty DB")
|
|
assert.Equal(t, len(code), codeSize2, "code size should be received even with empty DB")
|
|
|
|
r2, err = trie.CalcRoot("test", tx)
|
|
require.NoError(t, err)
|
|
require.Equal(t, root, r2)
|
|
}
|
|
|
|
func TestRecreateAndRewind(t *testing.T) {
|
|
// Configure and generate a sample block chain
|
|
var (
|
|
key, _ = crypto.HexToECDSA("b71c71a67e1177ad4e901695e1b4b9ee17ae16c6668d313eac2f96dbcda3f291")
|
|
address = crypto.PubkeyToAddress(key.PublicKey)
|
|
funds = big.NewInt(1000000000)
|
|
gspec = &core.Genesis{
|
|
Config: params.AllEthashProtocolChanges,
|
|
Alloc: core.GenesisAlloc{
|
|
address: core.GenesisAccount{Balance: funds},
|
|
},
|
|
}
|
|
)
|
|
|
|
m := stages.MockWithGenesis(t, gspec, key)
|
|
contractBackend := backends.NewSimulatedBackendWithConfig(gspec.Alloc, gspec.Config, gspec.GasLimit)
|
|
defer contractBackend.Close()
|
|
transactOpts := bind.NewKeyedTransactor(key)
|
|
transactOpts.GasLimit = 1000000
|
|
var revive *contracts.Revive2
|
|
var phoenix *contracts.Phoenix
|
|
var reviveAddress common.Address
|
|
var phoenixAddress common.Address
|
|
var err error
|
|
|
|
chain, err1 := core.GenerateChain(m.ChainConfig, m.Genesis, m.Engine, m.DB, 4, func(i int, block *core.BlockGen) {
|
|
var tx types.Transaction
|
|
|
|
switch i {
|
|
case 0:
|
|
// Deploy phoenix factory
|
|
reviveAddress, tx, revive, err = contracts.DeployRevive2(transactOpts, contractBackend)
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
block.AddTx(tx)
|
|
case 1:
|
|
// Calculate the address of the Phoenix and create handle to phoenix contract
|
|
var codeHash common.Hash
|
|
if codeHash, err = common.HashData(common.FromHex(contracts.PhoenixBin)); err != nil {
|
|
panic(err)
|
|
}
|
|
phoenixAddress = crypto.CreateAddress2(reviveAddress, [32]byte{}, codeHash.Bytes())
|
|
if phoenix, err = contracts.NewPhoenix(phoenixAddress, contractBackend); err != nil {
|
|
panic(err)
|
|
}
|
|
// Deploy phoenix
|
|
if tx, err = revive.Deploy(transactOpts, [32]byte{}); err != nil {
|
|
panic(err)
|
|
}
|
|
block.AddTx(tx)
|
|
// Modify phoenix storage
|
|
if tx, err = phoenix.Increment(transactOpts); err != nil {
|
|
panic(err)
|
|
}
|
|
block.AddTx(tx)
|
|
if tx, err = phoenix.Increment(transactOpts); err != nil {
|
|
panic(err)
|
|
}
|
|
block.AddTx(tx)
|
|
case 2:
|
|
// Destruct the phoenix
|
|
if tx, err = phoenix.Die(transactOpts); err != nil {
|
|
panic(err)
|
|
}
|
|
block.AddTx(tx)
|
|
case 3:
|
|
// Recreate the phoenix, and change the storage
|
|
if tx, err = revive.Deploy(transactOpts, [32]byte{}); err != nil {
|
|
panic(err)
|
|
}
|
|
block.AddTx(tx)
|
|
if tx, err = phoenix.Increment(transactOpts); err != nil {
|
|
panic(err)
|
|
}
|
|
block.AddTx(tx)
|
|
}
|
|
contractBackend.Commit()
|
|
}, false /* intermediateHashes */)
|
|
if err1 != nil {
|
|
t.Fatalf("generate blocks: %v", err1)
|
|
}
|
|
|
|
contractBackendLonger := backends.NewSimulatedBackendWithConfig(gspec.Alloc, gspec.Config, gspec.GasLimit)
|
|
defer contractBackendLonger.Close()
|
|
transactOptsLonger := bind.NewKeyedTransactor(key)
|
|
transactOptsLonger.GasLimit = 1000000
|
|
longerChain, err1 := core.GenerateChain(m.ChainConfig, m.Genesis, m.Engine, m.DB, 5, func(i int, block *core.BlockGen) {
|
|
var tx types.Transaction
|
|
|
|
switch i {
|
|
case 0:
|
|
// Deploy phoenix factory
|
|
reviveAddress, tx, revive, err = contracts.DeployRevive2(transactOptsLonger, contractBackendLonger)
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
block.AddTx(tx)
|
|
case 1:
|
|
// Calculate the address of the Phoenix and create handle to phoenix contract
|
|
var codeHash common.Hash
|
|
if codeHash, err = common.HashData(common.FromHex(contracts.PhoenixBin)); err != nil {
|
|
panic(err)
|
|
}
|
|
phoenixAddress = crypto.CreateAddress2(reviveAddress, [32]byte{}, codeHash.Bytes())
|
|
if phoenix, err = contracts.NewPhoenix(phoenixAddress, contractBackendLonger); err != nil {
|
|
panic(err)
|
|
}
|
|
// Deploy phoenix
|
|
if tx, err = revive.Deploy(transactOptsLonger, [32]byte{}); err != nil {
|
|
panic(err)
|
|
}
|
|
block.AddTx(tx)
|
|
// Modify phoenix storage
|
|
if tx, err = phoenix.Increment(transactOptsLonger); err != nil {
|
|
panic(err)
|
|
}
|
|
block.AddTx(tx)
|
|
if tx, err = phoenix.Increment(transactOptsLonger); err != nil {
|
|
panic(err)
|
|
}
|
|
block.AddTx(tx)
|
|
case 2:
|
|
// Destruct the phoenix
|
|
if tx, err = phoenix.Die(transactOptsLonger); err != nil {
|
|
panic(err)
|
|
}
|
|
block.AddTx(tx)
|
|
case 3:
|
|
// Recreate the phoenix, but now with the empty storage
|
|
if tx, err = revive.Deploy(transactOptsLonger, [32]byte{}); err != nil {
|
|
panic(err)
|
|
}
|
|
block.AddTx(tx)
|
|
}
|
|
contractBackendLonger.Commit()
|
|
}, false /* intermediateHashes */)
|
|
if err1 != nil {
|
|
t.Fatalf("generate longer blocks: %v", err1)
|
|
}
|
|
|
|
// BLOCKS 1 and 2
|
|
if err = m.InsertChain(chain.Slice(0, 2)); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
var key0 common.Hash
|
|
var check0 uint256.Int
|
|
err = m.DB.View(context.Background(), func(tx kv.Tx) error {
|
|
st := state.New(state.NewPlainStateReader(tx))
|
|
if !st.Exist(phoenixAddress) {
|
|
t.Errorf("expected phoenix %x to exist after first insert", phoenixAddress)
|
|
}
|
|
|
|
st.GetState(phoenixAddress, &key0, &check0)
|
|
if check0.Cmp(uint256.NewInt(2)) != 0 {
|
|
t.Errorf("expected 0x02 in position 0, got: 0x%x", check0.Bytes())
|
|
}
|
|
return nil
|
|
})
|
|
require.NoError(t, err)
|
|
|
|
// Block 3 and 4
|
|
if err = m.InsertChain(chain.Slice(2, chain.Length)); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
err = m.DB.View(context.Background(), func(tx kv.Tx) error {
|
|
|
|
st := state.New(state.NewPlainStateReader(tx))
|
|
if !st.Exist(phoenixAddress) {
|
|
t.Errorf("expected phoenix %x to exist after second insert", phoenixAddress)
|
|
}
|
|
|
|
st.GetState(phoenixAddress, &key0, &check0)
|
|
if check0.Cmp(uint256.NewInt(1)) != 0 {
|
|
t.Errorf("expected 0x01 in position 0, got: 0x%x", check0.Bytes())
|
|
}
|
|
return nil
|
|
})
|
|
require.NoError(t, err)
|
|
|
|
// Reorg
|
|
if err = m.InsertChain(longerChain); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
err = m.DB.View(context.Background(), func(tx kv.Tx) error {
|
|
st := state.New(state.NewPlainStateReader(tx))
|
|
if !st.Exist(phoenixAddress) {
|
|
t.Errorf("expected phoenix %x to exist after second insert", phoenixAddress)
|
|
}
|
|
|
|
st.GetState(phoenixAddress, &key0, &check0)
|
|
if check0.Cmp(uint256.NewInt(0)) != 0 {
|
|
t.Errorf("expected 0x00 in position 0, got: 0x%x", check0.Bytes())
|
|
}
|
|
return nil
|
|
})
|
|
require.NoError(t, err)
|
|
|
|
}
|
|
func TestTxLookupUnwind(t *testing.T) {
|
|
var (
|
|
key, _ = crypto.HexToECDSA("b71c71a67e1177ad4e901695e1b4b9ee17ae16c6668d313eac2f96dbcda3f291")
|
|
address = crypto.PubkeyToAddress(key.PublicKey)
|
|
funds = big.NewInt(1000000000)
|
|
gspec = &core.Genesis{
|
|
Config: ¶ms.ChainConfig{
|
|
ChainID: big.NewInt(1),
|
|
HomesteadBlock: new(big.Int),
|
|
EIP150Block: new(big.Int),
|
|
EIP155Block: new(big.Int),
|
|
EIP158Block: big.NewInt(1),
|
|
ByzantiumBlock: big.NewInt(1),
|
|
ConstantinopleBlock: big.NewInt(1),
|
|
},
|
|
Alloc: core.GenesisAlloc{
|
|
address: core.GenesisAccount{Balance: funds},
|
|
},
|
|
}
|
|
signer = types.LatestSignerForChainID(nil)
|
|
)
|
|
|
|
m := stages.MockWithGenesis(t, gspec, key)
|
|
chain1, err := core.GenerateChain(m.ChainConfig, m.Genesis, m.Engine, m.DB, 2, func(i int, block *core.BlockGen) {
|
|
var tx types.Transaction
|
|
var e error
|
|
switch i {
|
|
case 1:
|
|
tx, e = types.SignTx(types.NewTransaction(block.TxNonce(address), address, uint256.NewInt(0), 1000000, new(uint256.Int), nil), *signer, key)
|
|
if e != nil {
|
|
t.Fatal(e)
|
|
}
|
|
block.AddTx(tx)
|
|
}
|
|
}, false)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
chain2, err := core.GenerateChain(m.ChainConfig, m.Genesis, m.Engine, m.DB, 3, func(i int, block *core.BlockGen) {
|
|
}, false)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if err = m.InsertChain(chain1); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if err = m.InsertChain(chain2); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
var count uint64
|
|
if err = m.DB.View(context.Background(), func(tx kv.Tx) error {
|
|
c, e := tx.Cursor(kv.TxLookup)
|
|
if e != nil {
|
|
return e
|
|
}
|
|
defer c.Close()
|
|
if count, e = c.Count(); e != nil {
|
|
return e
|
|
}
|
|
return nil
|
|
}); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if count != 0 {
|
|
t.Errorf("txlookup record expected to be deleted, got %d", count)
|
|
}
|
|
}
|