e43d827a19
* core/types: tests for bloom * core/types: refactored bloom filter for receipts, added tests core/types: replaced old bloom implementation core/types: change interface of bloom add+test * core/types: refactor bloom * core/types: minor tweak on LogsBloom Co-authored-by: Marius van der Wijden <m.vanderwijden@live.de>
157 lines
4.0 KiB
Go
157 lines
4.0 KiB
Go
// Copyright 2014 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 types
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import (
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"fmt"
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"math/big"
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"testing"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/crypto"
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)
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func TestBloom(t *testing.T) {
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positive := []string{
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"testtest",
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"test",
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"hallo",
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"other",
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}
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negative := []string{
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"tes",
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"lo",
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}
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var bloom Bloom
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for _, data := range positive {
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bloom.Add([]byte(data))
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}
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for _, data := range positive {
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if !bloom.Test([]byte(data)) {
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t.Error("expected", data, "to test true")
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}
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}
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for _, data := range negative {
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if bloom.Test([]byte(data)) {
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t.Error("did not expect", data, "to test true")
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}
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}
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}
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// TestBloomExtensively does some more thorough tests
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func TestBloomExtensively(t *testing.T) {
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var exp = common.HexToHash("c8d3ca65cdb4874300a9e39475508f23ed6da09fdbc487f89a2dcf50b09eb263")
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var b Bloom
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// Add 100 "random" things
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for i := 0; i < 100; i++ {
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data := fmt.Sprintf("xxxxxxxxxx data %d yyyyyyyyyyyyyy", i)
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b.Add([]byte(data))
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//b.Add(new(big.Int).SetBytes([]byte(data)))
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}
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got := crypto.Keccak256Hash(b.Bytes())
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if got != exp {
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t.Errorf("Got %x, exp %x", got, exp)
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}
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var b2 Bloom
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b2.SetBytes(b.Bytes())
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got2 := crypto.Keccak256Hash(b2.Bytes())
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if got != got2 {
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t.Errorf("Got %x, exp %x", got, got2)
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}
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}
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func BenchmarkBloom9(b *testing.B) {
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test := []byte("testestestest")
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for i := 0; i < b.N; i++ {
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Bloom9(test)
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}
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}
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func BenchmarkBloom9Lookup(b *testing.B) {
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toTest := []byte("testtest")
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bloom := new(Bloom)
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for i := 0; i < b.N; i++ {
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bloom.Test(toTest)
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}
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}
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func BenchmarkCreateBloom(b *testing.B) {
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var txs = Transactions{
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NewContractCreation(1, big.NewInt(1), 1, big.NewInt(1), nil),
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NewTransaction(2, common.HexToAddress("0x2"), big.NewInt(2), 2, big.NewInt(2), nil),
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}
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var rSmall = Receipts{
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&Receipt{
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Status: ReceiptStatusFailed,
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CumulativeGasUsed: 1,
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Logs: []*Log{
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{Address: common.BytesToAddress([]byte{0x11})},
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{Address: common.BytesToAddress([]byte{0x01, 0x11})},
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},
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TxHash: txs[0].Hash(),
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ContractAddress: common.BytesToAddress([]byte{0x01, 0x11, 0x11}),
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GasUsed: 1,
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},
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&Receipt{
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PostState: common.Hash{2}.Bytes(),
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CumulativeGasUsed: 3,
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Logs: []*Log{
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{Address: common.BytesToAddress([]byte{0x22})},
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{Address: common.BytesToAddress([]byte{0x02, 0x22})},
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},
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TxHash: txs[1].Hash(),
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ContractAddress: common.BytesToAddress([]byte{0x02, 0x22, 0x22}),
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GasUsed: 2,
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},
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}
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var rLarge = make(Receipts, 200)
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// Fill it with 200 receipts x 2 logs
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for i := 0; i < 200; i += 2 {
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copy(rLarge[i:], rSmall)
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}
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b.Run("small", func(b *testing.B) {
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b.ReportAllocs()
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var bl Bloom
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for i := 0; i < b.N; i++ {
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bl = CreateBloom(rSmall)
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}
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b.StopTimer()
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var exp = common.HexToHash("c384c56ece49458a427c67b90fefe979ebf7104795be65dc398b280f24104949")
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got := crypto.Keccak256Hash(bl.Bytes())
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if got != exp {
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b.Errorf("Got %x, exp %x", got, exp)
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}
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})
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b.Run("large", func(b *testing.B) {
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b.ReportAllocs()
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var bl Bloom
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for i := 0; i < b.N; i++ {
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bl = CreateBloom(rLarge)
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}
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b.StopTimer()
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var exp = common.HexToHash("c384c56ece49458a427c67b90fefe979ebf7104795be65dc398b280f24104949")
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got := crypto.Keccak256Hash(bl.Bytes())
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if got != exp {
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b.Errorf("Got %x, exp %x", got, exp)
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}
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})
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}
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