forked from cerc-io/plugeth
a5a4fa7032
This change makes use of uin256 to represent balance in state. It touches primarily upon statedb, stateobject and state processing, trying to avoid changes in transaction pools, core types, rpc and tracers.
299 lines
12 KiB
Go
299 lines
12 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"
|
|
"encoding/json"
|
|
"testing"
|
|
|
|
"github.com/ethereum/go-ethereum/common"
|
|
"github.com/ethereum/go-ethereum/core/rawdb"
|
|
"github.com/ethereum/go-ethereum/core/types"
|
|
"github.com/ethereum/go-ethereum/crypto"
|
|
"github.com/ethereum/go-ethereum/ethdb"
|
|
"github.com/ethereum/go-ethereum/trie"
|
|
"github.com/holiman/uint256"
|
|
)
|
|
|
|
type stateEnv struct {
|
|
db ethdb.Database
|
|
state *StateDB
|
|
}
|
|
|
|
func newStateEnv() *stateEnv {
|
|
db := rawdb.NewMemoryDatabase()
|
|
sdb, _ := New(types.EmptyRootHash, NewDatabase(db), nil)
|
|
return &stateEnv{db: db, state: sdb}
|
|
}
|
|
|
|
func TestDump(t *testing.T) {
|
|
db := rawdb.NewMemoryDatabase()
|
|
tdb := NewDatabaseWithConfig(db, &trie.Config{Preimages: true})
|
|
sdb, _ := New(types.EmptyRootHash, tdb, nil)
|
|
s := &stateEnv{db: db, state: sdb}
|
|
|
|
// generate a few entries
|
|
obj1 := s.state.getOrNewStateObject(common.BytesToAddress([]byte{0x01}))
|
|
obj1.AddBalance(uint256.NewInt(22))
|
|
obj2 := s.state.getOrNewStateObject(common.BytesToAddress([]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(common.BytesToAddress([]byte{0x02}))
|
|
obj3.SetBalance(uint256.NewInt(44))
|
|
|
|
// write some of them to the trie
|
|
s.state.updateStateObject(obj1)
|
|
s.state.updateStateObject(obj2)
|
|
root, _ := s.state.Commit(0, false)
|
|
|
|
// check that DumpToCollector contains the state objects that are in trie
|
|
s.state, _ = New(root, tdb, nil)
|
|
got := string(s.state.Dump(nil))
|
|
want := `{
|
|
"root": "71edff0130dd2385947095001c73d9e28d862fc286fca2b922ca6f6f3cddfdd2",
|
|
"accounts": {
|
|
"0x0000000000000000000000000000000000000001": {
|
|
"balance": "22",
|
|
"nonce": 0,
|
|
"root": "0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
|
|
"codeHash": "0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470",
|
|
"address": "0x0000000000000000000000000000000000000001",
|
|
"key": "0x1468288056310c82aa4c01a7e12a10f8111a0560e72b700555479031b86c357d"
|
|
},
|
|
"0x0000000000000000000000000000000000000002": {
|
|
"balance": "44",
|
|
"nonce": 0,
|
|
"root": "0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
|
|
"codeHash": "0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470",
|
|
"address": "0x0000000000000000000000000000000000000002",
|
|
"key": "0xd52688a8f926c816ca1e079067caba944f158e764817b83fc43594370ca9cf62"
|
|
},
|
|
"0x0000000000000000000000000000000000000102": {
|
|
"balance": "0",
|
|
"nonce": 0,
|
|
"root": "0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
|
|
"codeHash": "0x87874902497a5bb968da31a2998d8f22e949d1ef6214bcdedd8bae24cca4b9e3",
|
|
"code": "0x03030303030303",
|
|
"address": "0x0000000000000000000000000000000000000102",
|
|
"key": "0xa17eacbc25cda025e81db9c5c62868822c73ce097cee2a63e33a2e41268358a1"
|
|
}
|
|
}
|
|
}`
|
|
if got != want {
|
|
t.Errorf("DumpToCollector mismatch:\ngot: %s\nwant: %s\n", got, want)
|
|
}
|
|
}
|
|
|
|
func TestIterativeDump(t *testing.T) {
|
|
db := rawdb.NewMemoryDatabase()
|
|
tdb := NewDatabaseWithConfig(db, &trie.Config{Preimages: true})
|
|
sdb, _ := New(types.EmptyRootHash, tdb, nil)
|
|
s := &stateEnv{db: db, state: sdb}
|
|
|
|
// generate a few entries
|
|
obj1 := s.state.getOrNewStateObject(common.BytesToAddress([]byte{0x01}))
|
|
obj1.AddBalance(uint256.NewInt(22))
|
|
obj2 := s.state.getOrNewStateObject(common.BytesToAddress([]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(common.BytesToAddress([]byte{0x02}))
|
|
obj3.SetBalance(uint256.NewInt(44))
|
|
obj4 := s.state.getOrNewStateObject(common.BytesToAddress([]byte{0x00}))
|
|
obj4.AddBalance(uint256.NewInt(1337))
|
|
|
|
// write some of them to the trie
|
|
s.state.updateStateObject(obj1)
|
|
s.state.updateStateObject(obj2)
|
|
root, _ := s.state.Commit(0, false)
|
|
s.state, _ = New(root, tdb, nil)
|
|
|
|
b := &bytes.Buffer{}
|
|
s.state.IterativeDump(nil, json.NewEncoder(b))
|
|
// check that DumpToCollector contains the state objects that are in trie
|
|
got := b.String()
|
|
want := `{"root":"0xd5710ea8166b7b04bc2bfb129d7db12931cee82f75ca8e2d075b4884322bf3de"}
|
|
{"balance":"22","nonce":0,"root":"0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421","codeHash":"0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470","address":"0x0000000000000000000000000000000000000001","key":"0x1468288056310c82aa4c01a7e12a10f8111a0560e72b700555479031b86c357d"}
|
|
{"balance":"1337","nonce":0,"root":"0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421","codeHash":"0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470","address":"0x0000000000000000000000000000000000000000","key":"0x5380c7b7ae81a58eb98d9c78de4a1fd7fd9535fc953ed2be602daaa41767312a"}
|
|
{"balance":"0","nonce":0,"root":"0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421","codeHash":"0x87874902497a5bb968da31a2998d8f22e949d1ef6214bcdedd8bae24cca4b9e3","code":"0x03030303030303","address":"0x0000000000000000000000000000000000000102","key":"0xa17eacbc25cda025e81db9c5c62868822c73ce097cee2a63e33a2e41268358a1"}
|
|
{"balance":"44","nonce":0,"root":"0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421","codeHash":"0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470","address":"0x0000000000000000000000000000000000000002","key":"0xd52688a8f926c816ca1e079067caba944f158e764817b83fc43594370ca9cf62"}
|
|
`
|
|
if got != want {
|
|
t.Errorf("DumpToCollector mismatch:\ngot: %s\nwant: %s\n", got, want)
|
|
}
|
|
}
|
|
|
|
func TestNull(t *testing.T) {
|
|
s := newStateEnv()
|
|
address := common.HexToAddress("0x823140710bf13990e4500136726d8b55")
|
|
s.state.CreateAccount(address)
|
|
//value := common.FromHex("0x823140710bf13990e4500136726d8b55")
|
|
var value common.Hash
|
|
|
|
s.state.SetState(address, common.Hash{}, value)
|
|
s.state.Commit(0, false)
|
|
|
|
if value := s.state.GetState(address, common.Hash{}); value != (common.Hash{}) {
|
|
t.Errorf("expected empty current value, got %x", value)
|
|
}
|
|
if value := s.state.GetCommittedState(address, common.Hash{}); value != (common.Hash{}) {
|
|
t.Errorf("expected empty committed value, got %x", value)
|
|
}
|
|
}
|
|
|
|
func TestSnapshot(t *testing.T) {
|
|
stateobjaddr := common.BytesToAddress([]byte("aa"))
|
|
var storageaddr common.Hash
|
|
data1 := common.BytesToHash([]byte{42})
|
|
data2 := common.BytesToHash([]byte{43})
|
|
s := newStateEnv()
|
|
|
|
// 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)
|
|
|
|
if v := s.state.GetState(stateobjaddr, storageaddr); v != data1 {
|
|
t.Errorf("wrong storage value %v, want %v", v, data1)
|
|
}
|
|
if v := s.state.GetCommittedState(stateobjaddr, storageaddr); v != (common.Hash{}) {
|
|
t.Errorf("wrong committed storage value %v, want %v", v, common.Hash{})
|
|
}
|
|
|
|
// revert up to the genesis state and ensure correct content
|
|
s.state.RevertToSnapshot(genesis)
|
|
if v := s.state.GetState(stateobjaddr, storageaddr); v != (common.Hash{}) {
|
|
t.Errorf("wrong storage value %v, want %v", v, common.Hash{})
|
|
}
|
|
if v := s.state.GetCommittedState(stateobjaddr, storageaddr); v != (common.Hash{}) {
|
|
t.Errorf("wrong committed storage value %v, want %v", v, common.Hash{})
|
|
}
|
|
}
|
|
|
|
func TestSnapshotEmpty(t *testing.T) {
|
|
s := newStateEnv()
|
|
s.state.RevertToSnapshot(s.state.Snapshot())
|
|
}
|
|
|
|
func TestSnapshot2(t *testing.T) {
|
|
state, _ := New(types.EmptyRootHash, NewDatabase(rawdb.NewMemoryDatabase()), nil)
|
|
|
|
stateobjaddr0 := common.BytesToAddress([]byte("so0"))
|
|
stateobjaddr1 := common.BytesToAddress([]byte("so1"))
|
|
var storageaddr common.Hash
|
|
|
|
data0 := common.BytesToHash([]byte{17})
|
|
data1 := common.BytesToHash([]byte{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(so0)
|
|
|
|
root, _ := state.Commit(0, false)
|
|
state, _ = New(root, state.db, state.snaps)
|
|
|
|
// 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(so1)
|
|
|
|
so1 = state.getStateObject(stateobjaddr1)
|
|
if so1 != nil {
|
|
t.Fatalf("deleted object not nil when getting")
|
|
}
|
|
|
|
snapshot := state.Snapshot()
|
|
state.RevertToSnapshot(snapshot)
|
|
|
|
so0Restored := state.getStateObject(stateobjaddr0)
|
|
// Update lazily-loaded values before comparing.
|
|
so0Restored.GetState(storageaddr)
|
|
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 {
|
|
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)
|
|
}
|
|
}
|
|
}
|