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// 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 filters
import (
"context"
"io/ioutil"
"math/big"
"os"
"testing"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/consensus/ethash"
"github.com/ethereum/go-ethereum/core"
"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/params"
)
func makeReceipt(addr common.Address) *types.Receipt {
receipt := types.NewReceipt(nil, false, 0)
receipt.Logs = []*types.Log{
{Address: addr},
}
receipt.Bloom = types.CreateBloom(types.Receipts{receipt})
return receipt
}
func BenchmarkFilters(b *testing.B) {
dir, err := ioutil.TempDir("", "filtertest")
if err != nil {
b.Fatal(err)
}
defer os.RemoveAll(dir)
var (
db, _ = rawdb.NewLevelDBDatabase(dir, 0, 0, "", false)
backend = &testBackend{db: db}
key1, _ = crypto.HexToECDSA("b71c71a67e1177ad4e901695e1b4b9ee17ae16c6668d313eac2f96dbcda3f291")
addr1 = crypto.PubkeyToAddress(key1.PublicKey)
addr2 = common.BytesToAddress([]byte("jeff"))
addr3 = common.BytesToAddress([]byte("ethereum"))
addr4 = common.BytesToAddress([]byte("random addresses please"))
)
defer db.Close()
genesis := core.GenesisBlockForTesting(db, addr1, big.NewInt(1000000))
chain, receipts := core.GenerateChain(params.TestChainConfig, genesis, ethash.NewFaker(), db, 100010, func(i int, gen *core.BlockGen) {
switch i {
case 2403:
receipt := makeReceipt(addr1)
gen.AddUncheckedReceipt(receipt)
gen.AddUncheckedTx(types.NewTransaction(999, common.HexToAddress("0x999"), big.NewInt(999), 999, gen.BaseFee(), nil))
case 1034:
receipt := makeReceipt(addr2)
gen.AddUncheckedReceipt(receipt)
gen.AddUncheckedTx(types.NewTransaction(999, common.HexToAddress("0x999"), big.NewInt(999), 999, gen.BaseFee(), nil))
case 34:
receipt := makeReceipt(addr3)
gen.AddUncheckedReceipt(receipt)
gen.AddUncheckedTx(types.NewTransaction(999, common.HexToAddress("0x999"), big.NewInt(999), 999, gen.BaseFee(), nil))
case 99999:
receipt := makeReceipt(addr4)
gen.AddUncheckedReceipt(receipt)
gen.AddUncheckedTx(types.NewTransaction(999, common.HexToAddress("0x999"), big.NewInt(999), 999, gen.BaseFee(), nil))
}
})
for i, block := range chain {
rawdb.WriteBlock(db, block)
rawdb.WriteCanonicalHash(db, block.Hash(), block.NumberU64())
rawdb.WriteHeadBlockHash(db, block.Hash())
rawdb.WriteReceipts(db, block.Hash(), block.NumberU64(), receipts[i])
}
b.ResetTimer()
filter := NewRangeFilter(backend, 0, -1, []common.Address{addr1, addr2, addr3, addr4}, nil)
for i := 0; i < b.N; i++ {
logs, _ := filter.Logs(context.Background())
if len(logs) != 4 {
b.Fatal("expected 4 logs, got", len(logs))
}
}
}
func TestFilters(t *testing.T) {
dir, err := ioutil.TempDir("", "filtertest")
if err != nil {
t.Fatal(err)
}
defer os.RemoveAll(dir)
var (
db, _ = rawdb.NewLevelDBDatabase(dir, 0, 0, "", false)
backend = &testBackend{db: db}
key1, _ = crypto.HexToECDSA("b71c71a67e1177ad4e901695e1b4b9ee17ae16c6668d313eac2f96dbcda3f291")
addr = crypto.PubkeyToAddress(key1.PublicKey)
hash1 = common.BytesToHash([]byte("topic1"))
hash2 = common.BytesToHash([]byte("topic2"))
hash3 = common.BytesToHash([]byte("topic3"))
hash4 = common.BytesToHash([]byte("topic4"))
)
defer db.Close()
genesis := core.GenesisBlockForTesting(db, addr, big.NewInt(1000000))
chain, receipts := core.GenerateChain(params.TestChainConfig, genesis, ethash.NewFaker(), db, 1000, func(i int, gen *core.BlockGen) {
switch i {
case 1:
receipt := types.NewReceipt(nil, false, 0)
receipt.Logs = []*types.Log{
{
Address: addr,
Topics: []common.Hash{hash1},
},
}
gen.AddUncheckedReceipt(receipt)
gen.AddUncheckedTx(types.NewTransaction(1, common.HexToAddress("0x1"), big.NewInt(1), 1, gen.BaseFee(), nil))
case 2:
receipt := types.NewReceipt(nil, false, 0)
receipt.Logs = []*types.Log{
{
Address: addr,
Topics: []common.Hash{hash2},
},
}
gen.AddUncheckedReceipt(receipt)
gen.AddUncheckedTx(types.NewTransaction(2, common.HexToAddress("0x2"), big.NewInt(2), 2, gen.BaseFee(), nil))
case 998:
receipt := types.NewReceipt(nil, false, 0)
receipt.Logs = []*types.Log{
{
Address: addr,
Topics: []common.Hash{hash3},
},
}
gen.AddUncheckedReceipt(receipt)
gen.AddUncheckedTx(types.NewTransaction(998, common.HexToAddress("0x998"), big.NewInt(998), 998, gen.BaseFee(), nil))
case 999:
receipt := types.NewReceipt(nil, false, 0)
receipt.Logs = []*types.Log{
{
Address: addr,
Topics: []common.Hash{hash4},
},
}
gen.AddUncheckedReceipt(receipt)
gen.AddUncheckedTx(types.NewTransaction(999, common.HexToAddress("0x999"), big.NewInt(999), 999, gen.BaseFee(), nil))
}
})
for i, block := range chain {
rawdb.WriteBlock(db, block)
rawdb.WriteCanonicalHash(db, block.Hash(), block.NumberU64())
rawdb.WriteHeadBlockHash(db, block.Hash())
rawdb.WriteReceipts(db, block.Hash(), block.NumberU64(), receipts[i])
}
filter := NewRangeFilter(backend, 0, -1, []common.Address{addr}, [][]common.Hash{{hash1, hash2, hash3, hash4}})
logs, _ := filter.Logs(context.Background())
if len(logs) != 4 {
t.Error("expected 4 log, got", len(logs))
}
filter = NewRangeFilter(backend, 900, 999, []common.Address{addr}, [][]common.Hash{{hash3}})
logs, _ = filter.Logs(context.Background())
if len(logs) != 1 {
t.Error("expected 1 log, got", len(logs))
}
if len(logs) > 0 && logs[0].Topics[0] != hash3 {
t.Errorf("expected log[0].Topics[0] to be %x, got %x", hash3, logs[0].Topics[0])
}
filter = NewRangeFilter(backend, 990, -1, []common.Address{addr}, [][]common.Hash{{hash3}})
logs, _ = filter.Logs(context.Background())
if len(logs) != 1 {
t.Error("expected 1 log, got", len(logs))
}
if len(logs) > 0 && logs[0].Topics[0] != hash3 {
t.Errorf("expected log[0].Topics[0] to be %x, got %x", hash3, logs[0].Topics[0])
}
filter = NewRangeFilter(backend, 1, 10, nil, [][]common.Hash{{hash1, hash2}})
logs, _ = filter.Logs(context.Background())
if len(logs) != 2 {
t.Error("expected 2 log, got", len(logs))
}
failHash := common.BytesToHash([]byte("fail"))
filter = NewRangeFilter(backend, 0, -1, nil, [][]common.Hash{{failHash}})
logs, _ = filter.Logs(context.Background())
if len(logs) != 0 {
t.Error("expected 0 log, got", len(logs))
}
failAddr := common.BytesToAddress([]byte("failmenow"))
filter = NewRangeFilter(backend, 0, -1, []common.Address{failAddr}, nil)
logs, _ = filter.Logs(context.Background())
if len(logs) != 0 {
t.Error("expected 0 log, got", len(logs))
}
filter = NewRangeFilter(backend, 0, -1, nil, [][]common.Hash{{failHash}, {hash1}})
logs, _ = filter.Logs(context.Background())
if len(logs) != 0 {
t.Error("expected 0 log, got", len(logs))
}
}