erigon-pulse/core/state/state_test.go
2023-06-14 10:01:00 +07:00

403 lines
13 KiB
Go

// Copyright 2014 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 state
import (
"bytes"
"context"
"testing"
"github.com/holiman/uint256"
"github.com/ledgerwatch/erigon-lib/chain"
"github.com/ledgerwatch/erigon-lib/common"
"github.com/ledgerwatch/erigon-lib/kv"
"github.com/ledgerwatch/erigon-lib/kv/kvcfg"
"github.com/ledgerwatch/erigon-lib/kv/memdb"
checker "gopkg.in/check.v1"
"github.com/ledgerwatch/erigon/core/types/accounts"
"github.com/ledgerwatch/erigon/crypto"
)
var toAddr = common.BytesToAddress
type StateSuite struct {
kv kv.RwDB
tx kv.RwTx
state *IntraBlockState
r StateReader
w StateWriter
}
var _ = checker.Suite(&StateSuite{})
func (s *StateSuite) TestDump(c *checker.C) {
// generate a few entries
obj1 := s.state.GetOrNewStateObject(toAddr([]byte{0x01}))
obj1.AddBalance(uint256.NewInt(22))
obj2 := s.state.GetOrNewStateObject(toAddr([]byte{0x01, 0x02}))
obj2.SetCode(crypto.Keccak256Hash([]byte{3, 3, 3, 3, 3, 3, 3}), []byte{3, 3, 3, 3, 3, 3, 3})
obj3 := s.state.GetOrNewStateObject(toAddr([]byte{0x02}))
obj3.SetBalance(uint256.NewInt(44))
// write some of them to the trie
err := s.w.UpdateAccountData(obj1.address, &obj1.data, new(accounts.Account))
c.Check(err, checker.IsNil)
err = s.w.UpdateAccountData(obj2.address, &obj2.data, new(accounts.Account))
c.Check(err, checker.IsNil)
err = s.state.FinalizeTx(&chain.Rules{}, s.w)
c.Check(err, checker.IsNil)
err = s.state.CommitBlock(&chain.Rules{}, s.w)
c.Check(err, checker.IsNil)
// check that dump contains the state objects that are in trie
tx, err1 := s.kv.BeginRo(context.Background())
if err1 != nil {
c.Fatalf("create tx: %v", err1)
}
defer tx.Rollback()
historyV3, err := kvcfg.HistoryV3.Enabled(tx)
if err != nil {
panic(err)
}
got := string(NewDumper(tx, 1, historyV3).DefaultDump())
want := `{
"root": "71edff0130dd2385947095001c73d9e28d862fc286fca2b922ca6f6f3cddfdd2",
"accounts": {
"0x0000000000000000000000000000000000000001": {
"balance": "22",
"nonce": 0,
"root": "56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
"codeHash": "c5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470"
},
"0x0000000000000000000000000000000000000002": {
"balance": "44",
"nonce": 0,
"root": "56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
"codeHash": "c5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470"
},
"0x0000000000000000000000000000000000000102": {
"balance": "0",
"nonce": 0,
"root": "56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
"codeHash": "87874902497a5bb968da31a2998d8f22e949d1ef6214bcdedd8bae24cca4b9e3",
"code": "03030303030303"
}
}
}`
if got != want {
c.Errorf("DumpToCollector mismatch:\ngot: %s\nwant: %s\n", got, want)
}
}
func (s *StateSuite) SetUpTest(c *checker.C) {
s.kv = memdb.New("")
tx, err := s.kv.BeginRw(context.Background()) //nolint
if err != nil {
panic(err)
}
s.tx = tx
s.r = NewPlainState(tx, 1, nil)
s.w = NewPlainState(tx, 1, nil)
s.state = New(s.r)
}
func (s *StateSuite) TearDownTest(c *checker.C) {
s.tx.Rollback()
s.kv.Close()
}
func (s *StateSuite) TestNull(c *checker.C) {
address := common.HexToAddress("0x823140710bf13990e4500136726d8b55")
s.state.CreateAccount(address, true)
//value := common.FromHex("0x823140710bf13990e4500136726d8b55")
var value uint256.Int
s.state.SetState(address, &common.Hash{}, value)
err := s.state.FinalizeTx(&chain.Rules{}, s.w)
c.Check(err, checker.IsNil)
err = s.state.CommitBlock(&chain.Rules{}, s.w)
c.Check(err, checker.IsNil)
s.state.GetCommittedState(address, &common.Hash{}, &value)
if !value.IsZero() {
c.Errorf("expected empty hash. got %x", value)
}
}
func (s *StateSuite) TestTouchDelete(c *checker.C) {
s.state.GetOrNewStateObject(common.Address{})
err := s.state.FinalizeTx(&chain.Rules{}, s.w)
if err != nil {
c.Fatal("error while finalize", err)
}
err = s.state.CommitBlock(&chain.Rules{}, s.w)
if err != nil {
c.Fatal("error while commit", err)
}
s.state.Reset()
snapshot := s.state.Snapshot()
s.state.AddBalance(common.Address{}, new(uint256.Int))
if len(s.state.journal.dirties) != 1 {
c.Fatal("expected one dirty state object")
}
s.state.RevertToSnapshot(snapshot)
if len(s.state.journal.dirties) != 0 {
c.Fatal("expected no dirty state object")
}
}
func (s *StateSuite) TestSnapshot(c *checker.C) {
stateobjaddr := toAddr([]byte("aa"))
var storageaddr common.Hash
data1 := uint256.NewInt(42)
data2 := uint256.NewInt(43)
// snapshot the genesis state
genesis := s.state.Snapshot()
// set initial state object value
s.state.SetState(stateobjaddr, &storageaddr, *data1)
snapshot := s.state.Snapshot()
// set a new state object value, revert it and ensure correct content
s.state.SetState(stateobjaddr, &storageaddr, *data2)
s.state.RevertToSnapshot(snapshot)
var value uint256.Int
s.state.GetState(stateobjaddr, &storageaddr, &value)
c.Assert(value, checker.DeepEquals, data1)
s.state.GetCommittedState(stateobjaddr, &storageaddr, &value)
c.Assert(value, checker.DeepEquals, common.Hash{})
// revert up to the genesis state and ensure correct content
s.state.RevertToSnapshot(genesis)
s.state.GetState(stateobjaddr, &storageaddr, &value)
c.Assert(value, checker.DeepEquals, common.Hash{})
s.state.GetCommittedState(stateobjaddr, &storageaddr, &value)
c.Assert(value, checker.DeepEquals, common.Hash{})
}
func (s *StateSuite) TestSnapshotEmpty(c *checker.C) {
s.state.RevertToSnapshot(s.state.Snapshot())
}
// use testing instead of checker because checker does not support
// printing/logging in tests (-check.vv does not work)
func TestSnapshot2(t *testing.T) {
_, tx := memdb.NewTestTx(t)
w := NewPlainState(tx, 1, nil)
state := New(NewPlainState(tx, 1, nil))
stateobjaddr0 := toAddr([]byte("so0"))
stateobjaddr1 := toAddr([]byte("so1"))
var storageaddr common.Hash
data0 := uint256.NewInt(17)
data1 := uint256.NewInt(18)
state.SetState(stateobjaddr0, &storageaddr, *data0)
state.SetState(stateobjaddr1, &storageaddr, *data1)
// db, trie are already non-empty values
so0 := state.getStateObject(stateobjaddr0)
so0.SetBalance(uint256.NewInt(42))
so0.SetNonce(43)
so0.SetCode(crypto.Keccak256Hash([]byte{'c', 'a', 'f', 'e'}), []byte{'c', 'a', 'f', 'e'})
so0.selfdestructed = false
so0.deleted = false
state.setStateObject(stateobjaddr0, so0)
err := state.FinalizeTx(&chain.Rules{}, w)
if err != nil {
t.Fatal("error while finalizing transaction", err)
}
w = NewPlainState(tx, 2, nil)
err = state.CommitBlock(&chain.Rules{}, w)
if err != nil {
t.Fatal("error while committing state", err)
}
// and one with deleted == true
so1 := state.getStateObject(stateobjaddr1)
so1.SetBalance(uint256.NewInt(52))
so1.SetNonce(53)
so1.SetCode(crypto.Keccak256Hash([]byte{'c', 'a', 'f', 'e', '2'}), []byte{'c', 'a', 'f', 'e', '2'})
so1.selfdestructed = true
so1.deleted = true
state.setStateObject(stateobjaddr1, so1)
so1 = state.getStateObject(stateobjaddr1)
if so1 != nil && !so1.deleted {
t.Fatalf("deleted object not nil when getting")
}
snapshot := state.Snapshot()
state.RevertToSnapshot(snapshot)
so0Restored := state.getStateObject(stateobjaddr0)
// Update lazily-loaded values before comparing.
var tmp uint256.Int
so0Restored.GetState(&storageaddr, &tmp)
so0Restored.Code()
// non-deleted is equal (restored)
compareStateObjects(so0Restored, so0, t)
// deleted should be nil, both before and after restore of state copy
so1Restored := state.getStateObject(stateobjaddr1)
if so1Restored != nil && !so1Restored.deleted {
t.Fatalf("deleted object not nil after restoring snapshot: %+v", so1Restored)
}
}
func compareStateObjects(so0, so1 *stateObject, t *testing.T) {
if so0.Address() != so1.Address() {
t.Fatalf("Address mismatch: have %v, want %v", so0.address, so1.address)
}
if so0.Balance().Cmp(so1.Balance()) != 0 {
t.Fatalf("Balance mismatch: have %v, want %v", so0.Balance(), so1.Balance())
}
if so0.Nonce() != so1.Nonce() {
t.Fatalf("Nonce mismatch: have %v, want %v", so0.Nonce(), so1.Nonce())
}
if so0.data.Root != so1.data.Root {
t.Errorf("Root mismatch: have %x, want %x", so0.data.Root[:], so1.data.Root[:])
}
if !bytes.Equal(so0.CodeHash(), so1.CodeHash()) {
t.Fatalf("CodeHash mismatch: have %v, want %v", so0.CodeHash(), so1.CodeHash())
}
if !bytes.Equal(so0.code, so1.code) {
t.Fatalf("Code mismatch: have %v, want %v", so0.code, so1.code)
}
if len(so1.dirtyStorage) != len(so0.dirtyStorage) {
t.Errorf("Dirty storage size mismatch: have %d, want %d", len(so1.dirtyStorage), len(so0.dirtyStorage))
}
for k, v := range so1.dirtyStorage {
if so0.dirtyStorage[k] != v {
t.Errorf("Dirty storage key %x mismatch: have %v, want %v", k, so0.dirtyStorage[k], v)
}
}
for k, v := range so0.dirtyStorage {
if so1.dirtyStorage[k] != v {
t.Errorf("Dirty storage key %x mismatch: have %v, want none.", k, v)
}
}
if len(so1.originStorage) != len(so0.originStorage) {
t.Errorf("Origin storage size mismatch: have %d, want %d", len(so1.originStorage), len(so0.originStorage))
}
for k, v := range so1.originStorage {
if so0.originStorage[k] != v {
t.Errorf("Origin storage key %x mismatch: have %v, want %v", k, so0.originStorage[k], v)
}
}
for k, v := range so0.originStorage {
if so1.originStorage[k] != v {
t.Errorf("Origin storage key %x mismatch: have %v, want none.", k, v)
}
}
}
func TestDump(t *testing.T) {
_, tx := memdb.NewTestTx(t)
w := NewPlainStateWriter(tx, tx, 0)
state := New(NewPlainStateReader(tx))
// generate a few entries
obj1 := state.GetOrNewStateObject(toAddr([]byte{0x01}))
obj1.AddBalance(uint256.NewInt(22))
obj2 := state.GetOrNewStateObject(toAddr([]byte{0x01, 0x02}))
obj2.SetCode(crypto.Keccak256Hash([]byte{3, 3, 3, 3, 3, 3, 3}), []byte{3, 3, 3, 3, 3, 3, 3})
obj2.setIncarnation(1)
obj3 := state.GetOrNewStateObject(toAddr([]byte{0x02}))
obj3.SetBalance(uint256.NewInt(44))
// write some of them to the trie
err := w.UpdateAccountData(obj1.address, &obj1.data, new(accounts.Account))
if err != nil {
t.Fatal(err)
}
err = w.UpdateAccountData(obj2.address, &obj2.data, new(accounts.Account))
if err != nil {
t.Fatal(err)
}
err = state.FinalizeTx(&chain.Rules{}, w)
if err != nil {
t.Fatal(err)
}
blockWriter := NewPlainStateWriter(tx, tx, 1)
err = state.CommitBlock(&chain.Rules{}, blockWriter)
if err != nil {
t.Fatal(err)
}
err = blockWriter.WriteChangeSets()
if err != nil {
t.Fatal(err)
}
err = blockWriter.WriteHistory()
if err != nil {
t.Fatal(err)
}
// check that dump contains the state objects that are in trie
historyV3, err := kvcfg.HistoryV3.Enabled(tx)
if err != nil {
panic(err)
}
got := string(NewDumper(tx, 2, historyV3).DefaultDump())
want := `{
"root": "0000000000000000000000000000000000000000000000000000000000000000",
"accounts": {
"0x0000000000000000000000000000000000000001": {
"balance": "22",
"nonce": 0,
"root": "0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
"codeHash": "0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470"
},
"0x0000000000000000000000000000000000000002": {
"balance": "44",
"nonce": 0,
"root": "0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
"codeHash": "0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470"
},
"0x0000000000000000000000000000000000000102": {
"balance": "0",
"nonce": 0,
"root": "0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
"codeHash": "0x87874902497a5bb968da31a2998d8f22e949d1ef6214bcdedd8bae24cca4b9e3",
"code": "0x03030303030303"
}
}
}`
if got != want {
t.Fatalf("dump mismatch:\ngot: %s\nwant: %s\n", got, want)
}
}