go-ethereum/core/database_util_test.go

610 lines
21 KiB
Go

// Copyright 2015 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 core
import (
"bytes"
"encoding/json"
"io/ioutil"
"math/big"
"os"
"testing"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/core/types"
"github.com/ethereum/go-ethereum/core/vm"
"github.com/ethereum/go-ethereum/crypto"
"github.com/ethereum/go-ethereum/crypto/sha3"
"github.com/ethereum/go-ethereum/ethdb"
"github.com/ethereum/go-ethereum/rlp"
)
type diffTest struct {
ParentTimestamp uint64
ParentDifficulty *big.Int
CurrentTimestamp uint64
CurrentBlocknumber *big.Int
CurrentDifficulty *big.Int
}
func (d *diffTest) UnmarshalJSON(b []byte) (err error) {
var ext struct {
ParentTimestamp string
ParentDifficulty string
CurrentTimestamp string
CurrentBlocknumber string
CurrentDifficulty string
}
if err := json.Unmarshal(b, &ext); err != nil {
return err
}
d.ParentTimestamp = common.String2Big(ext.ParentTimestamp).Uint64()
d.ParentDifficulty = common.String2Big(ext.ParentDifficulty)
d.CurrentTimestamp = common.String2Big(ext.CurrentTimestamp).Uint64()
d.CurrentBlocknumber = common.String2Big(ext.CurrentBlocknumber)
d.CurrentDifficulty = common.String2Big(ext.CurrentDifficulty)
return nil
}
func TestDifficultyFrontier(t *testing.T) {
file, err := os.Open("../tests/files/BasicTests/difficulty.json")
if err != nil {
t.Fatal(err)
}
defer file.Close()
tests := make(map[string]diffTest)
err = json.NewDecoder(file).Decode(&tests)
if err != nil {
t.Fatal(err)
}
for name, test := range tests {
number := new(big.Int).Sub(test.CurrentBlocknumber, big.NewInt(1))
diff := calcDifficultyFrontier(test.CurrentTimestamp, test.ParentTimestamp, number, test.ParentDifficulty)
if diff.Cmp(test.CurrentDifficulty) != 0 {
t.Error(name, "failed. Expected", test.CurrentDifficulty, "and calculated", diff)
}
}
}
// Tests block header storage and retrieval operations.
func TestHeaderStorage(t *testing.T) {
db, _ := ethdb.NewMemDatabase()
// Create a test header to move around the database and make sure it's really new
header := &types.Header{Extra: []byte("test header")}
if entry := GetHeader(db, header.Hash()); entry != nil {
t.Fatalf("Non existent header returned: %v", entry)
}
// Write and verify the header in the database
if err := WriteHeader(db, header); err != nil {
t.Fatalf("Failed to write header into database: %v", err)
}
if entry := GetHeader(db, header.Hash()); entry == nil {
t.Fatalf("Stored header not found")
} else if entry.Hash() != header.Hash() {
t.Fatalf("Retrieved header mismatch: have %v, want %v", entry, header)
}
if entry := GetHeaderRLP(db, header.Hash()); entry == nil {
t.Fatalf("Stored header RLP not found")
} else {
hasher := sha3.NewKeccak256()
hasher.Write(entry)
if hash := common.BytesToHash(hasher.Sum(nil)); hash != header.Hash() {
t.Fatalf("Retrieved RLP header mismatch: have %v, want %v", entry, header)
}
}
// Delete the header and verify the execution
DeleteHeader(db, header.Hash())
if entry := GetHeader(db, header.Hash()); entry != nil {
t.Fatalf("Deleted header returned: %v", entry)
}
}
// Tests block body storage and retrieval operations.
func TestBodyStorage(t *testing.T) {
db, _ := ethdb.NewMemDatabase()
// Create a test body to move around the database and make sure it's really new
body := &types.Body{Uncles: []*types.Header{{Extra: []byte("test header")}}}
hasher := sha3.NewKeccak256()
rlp.Encode(hasher, body)
hash := common.BytesToHash(hasher.Sum(nil))
if entry := GetBody(db, hash); entry != nil {
t.Fatalf("Non existent body returned: %v", entry)
}
// Write and verify the body in the database
if err := WriteBody(db, hash, body); err != nil {
t.Fatalf("Failed to write body into database: %v", err)
}
if entry := GetBody(db, hash); entry == nil {
t.Fatalf("Stored body not found")
} else if types.DeriveSha(types.Transactions(entry.Transactions)) != types.DeriveSha(types.Transactions(body.Transactions)) || types.CalcUncleHash(entry.Uncles) != types.CalcUncleHash(body.Uncles) {
t.Fatalf("Retrieved body mismatch: have %v, want %v", entry, body)
}
if entry := GetBodyRLP(db, hash); entry == nil {
t.Fatalf("Stored body RLP not found")
} else {
hasher := sha3.NewKeccak256()
hasher.Write(entry)
if calc := common.BytesToHash(hasher.Sum(nil)); calc != hash {
t.Fatalf("Retrieved RLP body mismatch: have %v, want %v", entry, body)
}
}
// Delete the body and verify the execution
DeleteBody(db, hash)
if entry := GetBody(db, hash); entry != nil {
t.Fatalf("Deleted body returned: %v", entry)
}
}
// Tests block storage and retrieval operations.
func TestBlockStorage(t *testing.T) {
db, _ := ethdb.NewMemDatabase()
// Create a test block to move around the database and make sure it's really new
block := types.NewBlockWithHeader(&types.Header{
Extra: []byte("test block"),
UncleHash: types.EmptyUncleHash,
TxHash: types.EmptyRootHash,
ReceiptHash: types.EmptyRootHash,
})
if entry := GetBlock(db, block.Hash()); entry != nil {
t.Fatalf("Non existent block returned: %v", entry)
}
if entry := GetHeader(db, block.Hash()); entry != nil {
t.Fatalf("Non existent header returned: %v", entry)
}
if entry := GetBody(db, block.Hash()); entry != nil {
t.Fatalf("Non existent body returned: %v", entry)
}
// Write and verify the block in the database
if err := WriteBlock(db, block); err != nil {
t.Fatalf("Failed to write block into database: %v", err)
}
if entry := GetBlock(db, block.Hash()); entry == nil {
t.Fatalf("Stored block not found")
} else if entry.Hash() != block.Hash() {
t.Fatalf("Retrieved block mismatch: have %v, want %v", entry, block)
}
if entry := GetHeader(db, block.Hash()); entry == nil {
t.Fatalf("Stored header not found")
} else if entry.Hash() != block.Header().Hash() {
t.Fatalf("Retrieved header mismatch: have %v, want %v", entry, block.Header())
}
if entry := GetBody(db, block.Hash()); entry == nil {
t.Fatalf("Stored body not found")
} else if types.DeriveSha(types.Transactions(entry.Transactions)) != types.DeriveSha(block.Transactions()) || types.CalcUncleHash(entry.Uncles) != types.CalcUncleHash(block.Uncles()) {
t.Fatalf("Retrieved body mismatch: have %v, want %v", entry, block.Body())
}
// Delete the block and verify the execution
DeleteBlock(db, block.Hash())
if entry := GetBlock(db, block.Hash()); entry != nil {
t.Fatalf("Deleted block returned: %v", entry)
}
if entry := GetHeader(db, block.Hash()); entry != nil {
t.Fatalf("Deleted header returned: %v", entry)
}
if entry := GetBody(db, block.Hash()); entry != nil {
t.Fatalf("Deleted body returned: %v", entry)
}
}
// Tests that partial block contents don't get reassembled into full blocks.
func TestPartialBlockStorage(t *testing.T) {
db, _ := ethdb.NewMemDatabase()
block := types.NewBlockWithHeader(&types.Header{
Extra: []byte("test block"),
UncleHash: types.EmptyUncleHash,
TxHash: types.EmptyRootHash,
ReceiptHash: types.EmptyRootHash,
})
// Store a header and check that it's not recognized as a block
if err := WriteHeader(db, block.Header()); err != nil {
t.Fatalf("Failed to write header into database: %v", err)
}
if entry := GetBlock(db, block.Hash()); entry != nil {
t.Fatalf("Non existent block returned: %v", entry)
}
DeleteHeader(db, block.Hash())
// Store a body and check that it's not recognized as a block
if err := WriteBody(db, block.Hash(), block.Body()); err != nil {
t.Fatalf("Failed to write body into database: %v", err)
}
if entry := GetBlock(db, block.Hash()); entry != nil {
t.Fatalf("Non existent block returned: %v", entry)
}
DeleteBody(db, block.Hash())
// Store a header and a body separately and check reassembly
if err := WriteHeader(db, block.Header()); err != nil {
t.Fatalf("Failed to write header into database: %v", err)
}
if err := WriteBody(db, block.Hash(), block.Body()); err != nil {
t.Fatalf("Failed to write body into database: %v", err)
}
if entry := GetBlock(db, block.Hash()); entry == nil {
t.Fatalf("Stored block not found")
} else if entry.Hash() != block.Hash() {
t.Fatalf("Retrieved block mismatch: have %v, want %v", entry, block)
}
}
// Tests block total difficulty storage and retrieval operations.
func TestTdStorage(t *testing.T) {
db, _ := ethdb.NewMemDatabase()
// Create a test TD to move around the database and make sure it's really new
hash, td := common.Hash{}, big.NewInt(314)
if entry := GetTd(db, hash); entry != nil {
t.Fatalf("Non existent TD returned: %v", entry)
}
// Write and verify the TD in the database
if err := WriteTd(db, hash, td); err != nil {
t.Fatalf("Failed to write TD into database: %v", err)
}
if entry := GetTd(db, hash); entry == nil {
t.Fatalf("Stored TD not found")
} else if entry.Cmp(td) != 0 {
t.Fatalf("Retrieved TD mismatch: have %v, want %v", entry, td)
}
// Delete the TD and verify the execution
DeleteTd(db, hash)
if entry := GetTd(db, hash); entry != nil {
t.Fatalf("Deleted TD returned: %v", entry)
}
}
// Tests that canonical numbers can be mapped to hashes and retrieved.
func TestCanonicalMappingStorage(t *testing.T) {
db, _ := ethdb.NewMemDatabase()
// Create a test canonical number and assinged hash to move around
hash, number := common.Hash{0: 0xff}, uint64(314)
if entry := GetCanonicalHash(db, number); entry != (common.Hash{}) {
t.Fatalf("Non existent canonical mapping returned: %v", entry)
}
// Write and verify the TD in the database
if err := WriteCanonicalHash(db, hash, number); err != nil {
t.Fatalf("Failed to write canonical mapping into database: %v", err)
}
if entry := GetCanonicalHash(db, number); entry == (common.Hash{}) {
t.Fatalf("Stored canonical mapping not found")
} else if entry != hash {
t.Fatalf("Retrieved canonical mapping mismatch: have %v, want %v", entry, hash)
}
// Delete the TD and verify the execution
DeleteCanonicalHash(db, number)
if entry := GetCanonicalHash(db, number); entry != (common.Hash{}) {
t.Fatalf("Deleted canonical mapping returned: %v", entry)
}
}
// Tests that head headers and head blocks can be assigned, individually.
func TestHeadStorage(t *testing.T) {
db, _ := ethdb.NewMemDatabase()
blockHead := types.NewBlockWithHeader(&types.Header{Extra: []byte("test block header")})
blockFull := types.NewBlockWithHeader(&types.Header{Extra: []byte("test block full")})
blockFast := types.NewBlockWithHeader(&types.Header{Extra: []byte("test block fast")})
// Check that no head entries are in a pristine database
if entry := GetHeadHeaderHash(db); entry != (common.Hash{}) {
t.Fatalf("Non head header entry returned: %v", entry)
}
if entry := GetHeadBlockHash(db); entry != (common.Hash{}) {
t.Fatalf("Non head block entry returned: %v", entry)
}
if entry := GetHeadFastBlockHash(db); entry != (common.Hash{}) {
t.Fatalf("Non fast head block entry returned: %v", entry)
}
// Assign separate entries for the head header and block
if err := WriteHeadHeaderHash(db, blockHead.Hash()); err != nil {
t.Fatalf("Failed to write head header hash: %v", err)
}
if err := WriteHeadBlockHash(db, blockFull.Hash()); err != nil {
t.Fatalf("Failed to write head block hash: %v", err)
}
if err := WriteHeadFastBlockHash(db, blockFast.Hash()); err != nil {
t.Fatalf("Failed to write fast head block hash: %v", err)
}
// Check that both heads are present, and different (i.e. two heads maintained)
if entry := GetHeadHeaderHash(db); entry != blockHead.Hash() {
t.Fatalf("Head header hash mismatch: have %v, want %v", entry, blockHead.Hash())
}
if entry := GetHeadBlockHash(db); entry != blockFull.Hash() {
t.Fatalf("Head block hash mismatch: have %v, want %v", entry, blockFull.Hash())
}
if entry := GetHeadFastBlockHash(db); entry != blockFast.Hash() {
t.Fatalf("Fast head block hash mismatch: have %v, want %v", entry, blockFast.Hash())
}
}
// Tests that transactions and associated metadata can be stored and retrieved.
func TestTransactionStorage(t *testing.T) {
db, _ := ethdb.NewMemDatabase()
tx1 := types.NewTransaction(1, common.BytesToAddress([]byte{0x11}), big.NewInt(111), big.NewInt(1111), big.NewInt(11111), []byte{0x11, 0x11, 0x11})
tx2 := types.NewTransaction(2, common.BytesToAddress([]byte{0x22}), big.NewInt(222), big.NewInt(2222), big.NewInt(22222), []byte{0x22, 0x22, 0x22})
tx3 := types.NewTransaction(3, common.BytesToAddress([]byte{0x33}), big.NewInt(333), big.NewInt(3333), big.NewInt(33333), []byte{0x33, 0x33, 0x33})
txs := []*types.Transaction{tx1, tx2, tx3}
block := types.NewBlock(&types.Header{Number: big.NewInt(314)}, txs, nil, nil)
// Check that no transactions entries are in a pristine database
for i, tx := range txs {
if txn, _, _, _ := GetTransaction(db, tx.Hash()); txn != nil {
t.Fatalf("tx #%d [%x]: non existent transaction returned: %v", i, tx.Hash(), txn)
}
}
// Insert all the transactions into the database, and verify contents
if err := WriteTransactions(db, block); err != nil {
t.Fatalf("failed to write transactions: %v", err)
}
for i, tx := range txs {
if txn, hash, number, index := GetTransaction(db, tx.Hash()); txn == nil {
t.Fatalf("tx #%d [%x]: transaction not found", i, tx.Hash())
} else {
if hash != block.Hash() || number != block.NumberU64() || index != uint64(i) {
t.Fatalf("tx #%d [%x]: positional metadata mismatch: have %x/%d/%d, want %x/%v/%v", i, tx.Hash(), hash, number, index, block.Hash(), block.NumberU64(), i)
}
if tx.String() != txn.String() {
t.Fatalf("tx #%d [%x]: transaction mismatch: have %v, want %v", i, tx.Hash(), txn, tx)
}
}
}
// Delete the transactions and check purge
for i, tx := range txs {
DeleteTransaction(db, tx.Hash())
if txn, _, _, _ := GetTransaction(db, tx.Hash()); txn != nil {
t.Fatalf("tx #%d [%x]: deleted transaction returned: %v", i, tx.Hash(), txn)
}
}
}
// Tests that receipts can be stored and retrieved.
func TestReceiptStorage(t *testing.T) {
db, _ := ethdb.NewMemDatabase()
receipt1 := &types.Receipt{
PostState: []byte{0x01},
CumulativeGasUsed: big.NewInt(1),
Logs: vm.Logs{
&vm.Log{Address: common.BytesToAddress([]byte{0x11})},
&vm.Log{Address: common.BytesToAddress([]byte{0x01, 0x11})},
},
TxHash: common.BytesToHash([]byte{0x11, 0x11}),
ContractAddress: common.BytesToAddress([]byte{0x01, 0x11, 0x11}),
GasUsed: big.NewInt(111111),
}
receipt2 := &types.Receipt{
PostState: []byte{0x02},
CumulativeGasUsed: big.NewInt(2),
Logs: vm.Logs{
&vm.Log{Address: common.BytesToAddress([]byte{0x22})},
&vm.Log{Address: common.BytesToAddress([]byte{0x02, 0x22})},
},
TxHash: common.BytesToHash([]byte{0x22, 0x22}),
ContractAddress: common.BytesToAddress([]byte{0x02, 0x22, 0x22}),
GasUsed: big.NewInt(222222),
}
receipts := []*types.Receipt{receipt1, receipt2}
// Check that no receipt entries are in a pristine database
for i, receipt := range receipts {
if r := GetReceipt(db, receipt.TxHash); r != nil {
t.Fatalf("receipt #%d [%x]: non existent receipt returned: %v", i, receipt.TxHash, r)
}
}
// Insert all the receipts into the database, and verify contents
if err := WriteReceipts(db, receipts); err != nil {
t.Fatalf("failed to write receipts: %v", err)
}
for i, receipt := range receipts {
if r := GetReceipt(db, receipt.TxHash); r == nil {
t.Fatalf("receipt #%d [%x]: receipt not found", i, receipt.TxHash)
} else {
rlpHave, _ := rlp.EncodeToBytes(r)
rlpWant, _ := rlp.EncodeToBytes(receipt)
if bytes.Compare(rlpHave, rlpWant) != 0 {
t.Fatalf("receipt #%d [%x]: receipt mismatch: have %v, want %v", i, receipt.TxHash, r, receipt)
}
}
}
// Delete the receipts and check purge
for i, receipt := range receipts {
DeleteReceipt(db, receipt.TxHash)
if r := GetReceipt(db, receipt.TxHash); r != nil {
t.Fatalf("receipt #%d [%x]: deleted receipt returned: %v", i, receipt.TxHash, r)
}
}
}
// Tests that receipts associated with a single block can be stored and retrieved.
func TestBlockReceiptStorage(t *testing.T) {
db, _ := ethdb.NewMemDatabase()
receipt1 := &types.Receipt{
PostState: []byte{0x01},
CumulativeGasUsed: big.NewInt(1),
Logs: vm.Logs{
&vm.Log{Address: common.BytesToAddress([]byte{0x11})},
&vm.Log{Address: common.BytesToAddress([]byte{0x01, 0x11})},
},
TxHash: common.BytesToHash([]byte{0x11, 0x11}),
ContractAddress: common.BytesToAddress([]byte{0x01, 0x11, 0x11}),
GasUsed: big.NewInt(111111),
}
receipt2 := &types.Receipt{
PostState: []byte{0x02},
CumulativeGasUsed: big.NewInt(2),
Logs: vm.Logs{
&vm.Log{Address: common.BytesToAddress([]byte{0x22})},
&vm.Log{Address: common.BytesToAddress([]byte{0x02, 0x22})},
},
TxHash: common.BytesToHash([]byte{0x22, 0x22}),
ContractAddress: common.BytesToAddress([]byte{0x02, 0x22, 0x22}),
GasUsed: big.NewInt(222222),
}
receipts := []*types.Receipt{receipt1, receipt2}
// Check that no receipt entries are in a pristine database
hash := common.BytesToHash([]byte{0x03, 0x14})
if rs := GetBlockReceipts(db, hash); len(rs) != 0 {
t.Fatalf("non existent receipts returned: %v", rs)
}
// Insert the receipt slice into the database and check presence
if err := WriteBlockReceipts(db, hash, receipts); err != nil {
t.Fatalf("failed to write block receipts: %v", err)
}
if rs := GetBlockReceipts(db, hash); len(rs) == 0 {
t.Fatalf("no receipts returned")
} else {
for i := 0; i < len(receipts); i++ {
rlpHave, _ := rlp.EncodeToBytes(rs[i])
rlpWant, _ := rlp.EncodeToBytes(receipts[i])
if bytes.Compare(rlpHave, rlpWant) != 0 {
t.Fatalf("receipt #%d: receipt mismatch: have %v, want %v", i, rs[i], receipts[i])
}
}
}
// Delete the receipt slice and check purge
DeleteBlockReceipts(db, hash)
if rs := GetBlockReceipts(db, hash); len(rs) != 0 {
t.Fatalf("deleted receipts returned: %v", rs)
}
}
func TestMipmapBloom(t *testing.T) {
db, _ := ethdb.NewMemDatabase()
receipt1 := new(types.Receipt)
receipt1.Logs = vm.Logs{
&vm.Log{Address: common.BytesToAddress([]byte("test"))},
&vm.Log{Address: common.BytesToAddress([]byte("address"))},
}
receipt2 := new(types.Receipt)
receipt2.Logs = vm.Logs{
&vm.Log{Address: common.BytesToAddress([]byte("test"))},
&vm.Log{Address: common.BytesToAddress([]byte("address1"))},
}
WriteMipmapBloom(db, 1, types.Receipts{receipt1})
WriteMipmapBloom(db, 2, types.Receipts{receipt2})
for _, level := range MIPMapLevels {
bloom := GetMipmapBloom(db, 2, level)
if !bloom.Test(new(big.Int).SetBytes([]byte("address1"))) {
t.Error("expected test to be included on level:", level)
}
}
// reset
db, _ = ethdb.NewMemDatabase()
receipt := new(types.Receipt)
receipt.Logs = vm.Logs{
&vm.Log{Address: common.BytesToAddress([]byte("test"))},
}
WriteMipmapBloom(db, 999, types.Receipts{receipt1})
receipt = new(types.Receipt)
receipt.Logs = vm.Logs{
&vm.Log{Address: common.BytesToAddress([]byte("test 1"))},
}
WriteMipmapBloom(db, 1000, types.Receipts{receipt})
bloom := GetMipmapBloom(db, 1000, 1000)
if bloom.TestBytes([]byte("test")) {
t.Error("test should not have been included")
}
}
func TestMipmapChain(t *testing.T) {
dir, err := ioutil.TempDir("", "mipmap")
if err != nil {
t.Fatal(err)
}
defer os.RemoveAll(dir)
var (
db, _ = ethdb.NewLDBDatabase(dir, 0, 0)
key1, _ = crypto.HexToECDSA("b71c71a67e1177ad4e901695e1b4b9ee17ae16c6668d313eac2f96dbcda3f291")
addr = crypto.PubkeyToAddress(key1.PublicKey)
addr2 = common.BytesToAddress([]byte("jeff"))
hash1 = common.BytesToHash([]byte("topic1"))
)
defer db.Close()
genesis := WriteGenesisBlockForTesting(db, GenesisAccount{addr, big.NewInt(1000000)})
chain, receipts := GenerateChain(nil, genesis, db, 1010, func(i int, gen *BlockGen) {
var receipts types.Receipts
switch i {
case 1:
receipt := types.NewReceipt(nil, new(big.Int))
receipt.Logs = vm.Logs{
&vm.Log{
Address: addr,
Topics: []common.Hash{hash1},
},
}
gen.AddUncheckedReceipt(receipt)
receipts = types.Receipts{receipt}
case 1000:
receipt := types.NewReceipt(nil, new(big.Int))
receipt.Logs = vm.Logs{&vm.Log{Address: addr2}}
gen.AddUncheckedReceipt(receipt)
receipts = types.Receipts{receipt}
}
// store the receipts
err := WriteReceipts(db, receipts)
if err != nil {
t.Fatal(err)
}
WriteMipmapBloom(db, uint64(i+1), receipts)
})
for i, block := range chain {
WriteBlock(db, block)
if err := WriteCanonicalHash(db, block.Hash(), block.NumberU64()); err != nil {
t.Fatalf("failed to insert block number: %v", err)
}
if err := WriteHeadBlockHash(db, block.Hash()); err != nil {
t.Fatalf("failed to insert block number: %v", err)
}
if err := WriteBlockReceipts(db, block.Hash(), receipts[i]); err != nil {
t.Fatal("error writing block receipts:", err)
}
}
bloom := GetMipmapBloom(db, 0, 1000)
if bloom.TestBytes(addr2[:]) {
t.Error("address was included in bloom and should not have")
}
}