508 lines
16 KiB
Go
508 lines
16 KiB
Go
// Copyright (c) 2013-2016 The btcsuite developers
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// Use of this source code is governed by an ISC
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// license that can be found in the LICENSE file.
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package bloom_test
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import (
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"bytes"
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"encoding/hex"
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"testing"
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"github.com/lbryio/lbcd/chaincfg/chainhash"
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"github.com/lbryio/lbcd/wire"
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"github.com/lbryio/lbcutil"
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"github.com/lbryio/lbcutil/bloom"
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)
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// TestFilterLarge ensures a maximum sized filter can be created.
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func TestFilterLarge(t *testing.T) {
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f := bloom.NewFilter(100000000, 0, 0.01, wire.BloomUpdateNone)
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if len(f.MsgFilterLoad().Filter) > wire.MaxFilterLoadFilterSize {
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t.Errorf("TestFilterLarge test failed: %d > %d",
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len(f.MsgFilterLoad().Filter), wire.MaxFilterLoadFilterSize)
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}
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}
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// TestFilterLoad ensures loading and unloading of a filter pass.
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func TestFilterLoad(t *testing.T) {
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merkle := wire.MsgFilterLoad{}
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f := bloom.LoadFilter(&merkle)
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if !f.IsLoaded() {
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t.Errorf("TestFilterLoad IsLoaded test failed: want %v got %v",
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true, !f.IsLoaded())
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return
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}
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f.Unload()
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if f.IsLoaded() {
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t.Errorf("TestFilterLoad IsLoaded test failed: want %v got %v",
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f.IsLoaded(), false)
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return
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}
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}
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// TestFilterInsert ensures inserting data into the filter causes that data
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// to be matched and the resulting serialized MsgFilterLoad is the expected
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// value.
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func TestFilterInsert(t *testing.T) {
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var tests = []struct {
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hex string
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insert bool
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}{
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{"99108ad8ed9bb6274d3980bab5a85c048f0950c8", true},
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{"19108ad8ed9bb6274d3980bab5a85c048f0950c8", false},
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{"b5a2c786d9ef4658287ced5914b37a1b4aa32eee", true},
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{"b9300670b4c5366e95b2699e8b18bc75e5f729c5", true},
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}
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f := bloom.NewFilter(3, 0, 0.01, wire.BloomUpdateAll)
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for i, test := range tests {
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data, err := hex.DecodeString(test.hex)
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if err != nil {
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t.Errorf("TestFilterInsert DecodeString failed: %v\n", err)
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return
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}
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if test.insert {
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f.Add(data)
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}
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result := f.Matches(data)
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if test.insert != result {
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t.Errorf("TestFilterInsert Matches test #%d failure: got %v want %v\n",
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i, result, test.insert)
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return
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}
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}
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want, err := hex.DecodeString("03614e9b050000000000000001")
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if err != nil {
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t.Errorf("TestFilterInsert DecodeString failed: %v\n", err)
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return
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}
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got := bytes.NewBuffer(nil)
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err = f.MsgFilterLoad().BtcEncode(got, wire.ProtocolVersion, wire.LatestEncoding)
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if err != nil {
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t.Errorf("TestFilterInsert BtcDecode failed: %v\n", err)
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return
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}
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if !bytes.Equal(got.Bytes(), want) {
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t.Errorf("TestFilterInsert failure: got %v want %v\n",
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got.Bytes(), want)
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return
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}
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}
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// TestFilterFPRange checks that new filters made with out of range
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// false positive targets result in either max or min false positive rates.
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func TestFilterFPRange(t *testing.T) {
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tests := []struct {
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name string
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hash string
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want string
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filter *bloom.Filter
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}{
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{
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name: "fprates > 1 should be clipped at 1",
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hash: "02981fa052f0481dbc5868f4fc2166035a10f27a03cfd2de67326471df5bc041",
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want: "00000000000000000001",
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filter: bloom.NewFilter(1, 0, 20.9999999769, wire.BloomUpdateAll),
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},
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{
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name: "fprates less than 1e-9 should be clipped at min",
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hash: "02981fa052f0481dbc5868f4fc2166035a10f27a03cfd2de67326471df5bc041",
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want: "0566d97a91a91b0000000000000001",
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filter: bloom.NewFilter(1, 0, 0, wire.BloomUpdateAll),
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},
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{
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name: "negative fprates should be clipped at min",
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hash: "02981fa052f0481dbc5868f4fc2166035a10f27a03cfd2de67326471df5bc041",
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want: "0566d97a91a91b0000000000000001",
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filter: bloom.NewFilter(1, 0, -1, wire.BloomUpdateAll),
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},
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}
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for _, test := range tests {
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// Convert test input to appropriate types.
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hash, err := chainhash.NewHashFromStr(test.hash)
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if err != nil {
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t.Errorf("NewHashFromStr unexpected error: %v", err)
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continue
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}
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want, err := hex.DecodeString(test.want)
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if err != nil {
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t.Errorf("DecodeString unexpected error: %v\n", err)
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continue
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}
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// Add the test hash to the bloom filter and ensure the
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// filter serializes to the expected bytes.
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f := test.filter
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f.AddHash(hash)
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got := bytes.NewBuffer(nil)
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err = f.MsgFilterLoad().BtcEncode(got, wire.ProtocolVersion, wire.LatestEncoding)
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if err != nil {
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t.Errorf("BtcDecode unexpected error: %v\n", err)
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continue
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}
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if !bytes.Equal(got.Bytes(), want) {
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t.Errorf("serialized filter mismatch: got %x want %x\n",
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got.Bytes(), want)
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continue
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}
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}
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}
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// TestFilterInsert ensures inserting data into the filter with a tweak causes
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// that data to be matched and the resulting serialized MsgFilterLoad is the
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// expected value.
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func TestFilterInsertWithTweak(t *testing.T) {
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var tests = []struct {
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hex string
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insert bool
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}{
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{"99108ad8ed9bb6274d3980bab5a85c048f0950c8", true},
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{"19108ad8ed9bb6274d3980bab5a85c048f0950c8", false},
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{"b5a2c786d9ef4658287ced5914b37a1b4aa32eee", true},
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{"b9300670b4c5366e95b2699e8b18bc75e5f729c5", true},
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}
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f := bloom.NewFilter(3, 2147483649, 0.01, wire.BloomUpdateAll)
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for i, test := range tests {
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data, err := hex.DecodeString(test.hex)
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if err != nil {
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t.Errorf("TestFilterInsertWithTweak DecodeString failed: %v\n", err)
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return
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}
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if test.insert {
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f.Add(data)
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}
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result := f.Matches(data)
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if test.insert != result {
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t.Errorf("TestFilterInsertWithTweak Matches test #%d failure: got %v want %v\n",
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i, result, test.insert)
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return
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}
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}
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want, err := hex.DecodeString("03ce4299050000000100008001")
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if err != nil {
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t.Errorf("TestFilterInsertWithTweak DecodeString failed: %v\n", err)
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return
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}
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got := bytes.NewBuffer(nil)
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err = f.MsgFilterLoad().BtcEncode(got, wire.ProtocolVersion, wire.LatestEncoding)
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if err != nil {
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t.Errorf("TestFilterInsertWithTweak BtcDecode failed: %v\n", err)
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return
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}
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if !bytes.Equal(got.Bytes(), want) {
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t.Errorf("TestFilterInsertWithTweak failure: got %v want %v\n",
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got.Bytes(), want)
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return
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}
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}
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// TestFilterInsertKey ensures inserting public keys and addresses works as
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// expected.
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func TestFilterInsertKey(t *testing.T) {
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secret := "5Kg1gnAjaLfKiwhhPpGS3QfRg2m6awQvaj98JCZBZQ5SuS2F15C"
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wif, err := lbcutil.DecodeWIF(secret)
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if err != nil {
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t.Errorf("TestFilterInsertKey DecodeWIF failed: %v", err)
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return
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}
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f := bloom.NewFilter(2, 0, 0.001, wire.BloomUpdateAll)
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f.Add(wif.SerializePubKey())
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f.Add(lbcutil.Hash160(wif.SerializePubKey()))
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want, err := hex.DecodeString("038fc16b080000000000000001")
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if err != nil {
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t.Errorf("TestFilterInsertWithTweak DecodeString failed: %v\n", err)
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return
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}
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got := bytes.NewBuffer(nil)
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err = f.MsgFilterLoad().BtcEncode(got, wire.ProtocolVersion, wire.LatestEncoding)
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if err != nil {
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t.Errorf("TestFilterInsertWithTweak BtcDecode failed: %v\n", err)
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return
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}
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if !bytes.Equal(got.Bytes(), want) {
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t.Errorf("TestFilterInsertWithTweak failure: got %v want %v\n",
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got.Bytes(), want)
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return
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}
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}
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func TestFilterBloomMatch(t *testing.T) {
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str := "01000000010b26e9b7735eb6aabdf358bab62f9816a21ba9ebdb719d5299e" +
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"88607d722c190000000008b4830450220070aca44506c5cef3a16ed519d7" +
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"c3c39f8aab192c4e1c90d065f37b8a4af6141022100a8e160b856c2d43d2" +
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"7d8fba71e5aef6405b8643ac4cb7cb3c462aced7f14711a0141046d11fee" +
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"51b0e60666d5049a9101a72741df480b96ee26488a4d3466b95c9a40ac5e" +
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"eef87e10a5cd336c19a84565f80fa6c547957b7700ff4dfbdefe76036c33" +
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"9ffffffff021bff3d11000000001976a91404943fdd508053c75000106d3" +
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"bc6e2754dbcff1988ac2f15de00000000001976a914a266436d296554760" +
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"8b9e15d9032a7b9d64fa43188ac00000000"
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strBytes, err := hex.DecodeString(str)
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if err != nil {
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t.Errorf("TestFilterBloomMatch DecodeString failure: %v", err)
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return
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}
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tx, err := lbcutil.NewTxFromBytes(strBytes)
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if err != nil {
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t.Errorf("TestFilterBloomMatch NewTxFromBytes failure: %v", err)
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return
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}
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spendingTxBytes := []byte{0x01, 0x00, 0x00, 0x00, 0x01, 0x6b, 0xff, 0x7f,
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0xcd, 0x4f, 0x85, 0x65, 0xef, 0x40, 0x6d, 0xd5, 0xd6,
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0x3d, 0x4f, 0xf9, 0x4f, 0x31, 0x8f, 0xe8, 0x20, 0x27,
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0xfd, 0x4d, 0xc4, 0x51, 0xb0, 0x44, 0x74, 0x01, 0x9f,
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0x74, 0xb4, 0x00, 0x00, 0x00, 0x00, 0x8c, 0x49, 0x30,
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0x46, 0x02, 0x21, 0x00, 0xda, 0x0d, 0xc6, 0xae, 0xce,
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0xfe, 0x1e, 0x06, 0xef, 0xdf, 0x05, 0x77, 0x37, 0x57,
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0xde, 0xb1, 0x68, 0x82, 0x09, 0x30, 0xe3, 0xb0, 0xd0,
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0x3f, 0x46, 0xf5, 0xfc, 0xf1, 0x50, 0xbf, 0x99, 0x0c,
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0x02, 0x21, 0x00, 0xd2, 0x5b, 0x5c, 0x87, 0x04, 0x00,
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0x76, 0xe4, 0xf2, 0x53, 0xf8, 0x26, 0x2e, 0x76, 0x3e,
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0x2d, 0xd5, 0x1e, 0x7f, 0xf0, 0xbe, 0x15, 0x77, 0x27,
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0xc4, 0xbc, 0x42, 0x80, 0x7f, 0x17, 0xbd, 0x39, 0x01,
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0x41, 0x04, 0xe6, 0xc2, 0x6e, 0xf6, 0x7d, 0xc6, 0x10,
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0xd2, 0xcd, 0x19, 0x24, 0x84, 0x78, 0x9a, 0x6c, 0xf9,
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0xae, 0xa9, 0x93, 0x0b, 0x94, 0x4b, 0x7e, 0x2d, 0xb5,
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0x34, 0x2b, 0x9d, 0x9e, 0x5b, 0x9f, 0xf7, 0x9a, 0xff,
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0x9a, 0x2e, 0xe1, 0x97, 0x8d, 0xd7, 0xfd, 0x01, 0xdf,
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0xc5, 0x22, 0xee, 0x02, 0x28, 0x3d, 0x3b, 0x06, 0xa9,
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0xd0, 0x3a, 0xcf, 0x80, 0x96, 0x96, 0x8d, 0x7d, 0xbb,
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0x0f, 0x91, 0x78, 0xff, 0xff, 0xff, 0xff, 0x02, 0x8b,
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0xa7, 0x94, 0x0e, 0x00, 0x00, 0x00, 0x00, 0x19, 0x76,
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0xa9, 0x14, 0xba, 0xde, 0xec, 0xfd, 0xef, 0x05, 0x07,
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0x24, 0x7f, 0xc8, 0xf7, 0x42, 0x41, 0xd7, 0x3b, 0xc0,
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0x39, 0x97, 0x2d, 0x7b, 0x88, 0xac, 0x40, 0x94, 0xa8,
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0x02, 0x00, 0x00, 0x00, 0x00, 0x19, 0x76, 0xa9, 0x14,
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0xc1, 0x09, 0x32, 0x48, 0x3f, 0xec, 0x93, 0xed, 0x51,
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0xf5, 0xfe, 0x95, 0xe7, 0x25, 0x59, 0xf2, 0xcc, 0x70,
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0x43, 0xf9, 0x88, 0xac, 0x00, 0x00, 0x00, 0x00, 0x00}
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spendingTx, err := lbcutil.NewTxFromBytes(spendingTxBytes)
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if err != nil {
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t.Errorf("TestFilterBloomMatch NewTxFromBytes failure: %v", err)
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return
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}
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f := bloom.NewFilter(10, 0, 0.000001, wire.BloomUpdateAll)
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inputStr := "b4749f017444b051c44dfd2720e88f314ff94f3dd6d56d40ef65854fcd7fff6b"
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hash, err := chainhash.NewHashFromStr(inputStr)
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if err != nil {
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t.Errorf("TestFilterBloomMatch NewHashFromStr failed: %v\n", err)
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return
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}
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f.AddHash(hash)
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if !f.MatchTxAndUpdate(tx) {
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t.Errorf("TestFilterBloomMatch didn't match hash %s", inputStr)
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}
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f = bloom.NewFilter(10, 0, 0.000001, wire.BloomUpdateAll)
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inputStr = "6bff7fcd4f8565ef406dd5d63d4ff94f318fe82027fd4dc451b04474019f74b4"
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hashBytes, err := hex.DecodeString(inputStr)
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if err != nil {
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t.Errorf("TestFilterBloomMatch DecodeString failed: %v\n", err)
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return
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}
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f.Add(hashBytes)
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if !f.MatchTxAndUpdate(tx) {
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t.Errorf("TestFilterBloomMatch didn't match hash %s", inputStr)
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}
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f = bloom.NewFilter(10, 0, 0.000001, wire.BloomUpdateAll)
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inputStr = "30450220070aca44506c5cef3a16ed519d7c3c39f8aab192c4e1c90d065" +
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"f37b8a4af6141022100a8e160b856c2d43d27d8fba71e5aef6405b8643" +
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"ac4cb7cb3c462aced7f14711a01"
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hashBytes, err = hex.DecodeString(inputStr)
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if err != nil {
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t.Errorf("TestFilterBloomMatch DecodeString failed: %v\n", err)
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return
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}
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f.Add(hashBytes)
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if !f.MatchTxAndUpdate(tx) {
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t.Errorf("TestFilterBloomMatch didn't match input signature %s", inputStr)
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}
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f = bloom.NewFilter(10, 0, 0.000001, wire.BloomUpdateAll)
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inputStr = "046d11fee51b0e60666d5049a9101a72741df480b96ee26488a4d3466b95" +
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"c9a40ac5eeef87e10a5cd336c19a84565f80fa6c547957b7700ff4dfbdefe" +
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"76036c339"
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hashBytes, err = hex.DecodeString(inputStr)
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if err != nil {
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t.Errorf("TestFilterBloomMatch DecodeString failed: %v\n", err)
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return
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}
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f.Add(hashBytes)
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if !f.MatchTxAndUpdate(tx) {
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t.Errorf("TestFilterBloomMatch didn't match input pubkey %s", inputStr)
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}
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f = bloom.NewFilter(10, 0, 0.000001, wire.BloomUpdateAll)
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inputStr = "04943fdd508053c75000106d3bc6e2754dbcff19"
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hashBytes, err = hex.DecodeString(inputStr)
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if err != nil {
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t.Errorf("TestFilterBloomMatch DecodeString failed: %v\n", err)
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return
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}
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f.Add(hashBytes)
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if !f.MatchTxAndUpdate(tx) {
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t.Errorf("TestFilterBloomMatch didn't match output address %s", inputStr)
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}
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if !f.MatchTxAndUpdate(spendingTx) {
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t.Errorf("TestFilterBloomMatch spendingTx didn't match output address %s", inputStr)
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}
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f = bloom.NewFilter(10, 0, 0.000001, wire.BloomUpdateAll)
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inputStr = "a266436d2965547608b9e15d9032a7b9d64fa431"
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hashBytes, err = hex.DecodeString(inputStr)
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if err != nil {
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t.Errorf("TestFilterBloomMatch DecodeString failed: %v\n", err)
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return
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}
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f.Add(hashBytes)
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if !f.MatchTxAndUpdate(tx) {
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t.Errorf("TestFilterBloomMatch didn't match output address %s", inputStr)
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}
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f = bloom.NewFilter(10, 0, 0.000001, wire.BloomUpdateAll)
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inputStr = "90c122d70786e899529d71dbeba91ba216982fb6ba58f3bdaab65e73b7e9260b"
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hash, err = chainhash.NewHashFromStr(inputStr)
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if err != nil {
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t.Errorf("TestFilterBloomMatch NewHashFromStr failed: %v\n", err)
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return
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}
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outpoint := wire.NewOutPoint(hash, 0)
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f.AddOutPoint(outpoint)
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if !f.MatchTxAndUpdate(tx) {
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t.Errorf("TestFilterBloomMatch didn't match outpoint %s", inputStr)
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}
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f = bloom.NewFilter(10, 0, 0.000001, wire.BloomUpdateAll)
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inputStr = "00000009e784f32f62ef849763d4f45b98e07ba658647343b915ff832b110436"
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hash, err = chainhash.NewHashFromStr(inputStr)
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if err != nil {
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t.Errorf("TestFilterBloomMatch NewHashFromStr failed: %v\n", err)
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return
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}
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f.AddHash(hash)
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if f.MatchTxAndUpdate(tx) {
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t.Errorf("TestFilterBloomMatch matched hash %s", inputStr)
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}
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f = bloom.NewFilter(10, 0, 0.000001, wire.BloomUpdateAll)
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inputStr = "0000006d2965547608b9e15d9032a7b9d64fa431"
|
|
hashBytes, err = hex.DecodeString(inputStr)
|
|
if err != nil {
|
|
t.Errorf("TestFilterBloomMatch DecodeString failed: %v\n", err)
|
|
return
|
|
}
|
|
f.Add(hashBytes)
|
|
if f.MatchTxAndUpdate(tx) {
|
|
t.Errorf("TestFilterBloomMatch matched address %s", inputStr)
|
|
}
|
|
|
|
f = bloom.NewFilter(10, 0, 0.000001, wire.BloomUpdateAll)
|
|
inputStr = "90c122d70786e899529d71dbeba91ba216982fb6ba58f3bdaab65e73b7e9260b"
|
|
hash, err = chainhash.NewHashFromStr(inputStr)
|
|
if err != nil {
|
|
t.Errorf("TestFilterBloomMatch NewHashFromStr failed: %v\n", err)
|
|
return
|
|
}
|
|
outpoint = wire.NewOutPoint(hash, 1)
|
|
f.AddOutPoint(outpoint)
|
|
if f.MatchTxAndUpdate(tx) {
|
|
t.Errorf("TestFilterBloomMatch matched outpoint %s", inputStr)
|
|
}
|
|
|
|
f = bloom.NewFilter(10, 0, 0.000001, wire.BloomUpdateAll)
|
|
inputStr = "000000d70786e899529d71dbeba91ba216982fb6ba58f3bdaab65e73b7e9260b"
|
|
hash, err = chainhash.NewHashFromStr(inputStr)
|
|
if err != nil {
|
|
t.Errorf("TestFilterBloomMatch NewHashFromStr failed: %v\n", err)
|
|
return
|
|
}
|
|
outpoint = wire.NewOutPoint(hash, 0)
|
|
f.AddOutPoint(outpoint)
|
|
if f.MatchTxAndUpdate(tx) {
|
|
t.Errorf("TestFilterBloomMatch matched outpoint %s", inputStr)
|
|
}
|
|
}
|
|
|
|
func TestFilterInsertUpdateNone(t *testing.T) {
|
|
f := bloom.NewFilter(10, 0, 0.000001, wire.BloomUpdateNone)
|
|
|
|
// Add the generation pubkey
|
|
inputStr := "04eaafc2314def4ca98ac970241bcab022b9c1e1f4ea423a20f134c" +
|
|
"876f2c01ec0f0dd5b2e86e7168cefe0d81113c3807420ce13ad1357231a" +
|
|
"2252247d97a46a91"
|
|
inputBytes, err := hex.DecodeString(inputStr)
|
|
if err != nil {
|
|
t.Errorf("TestFilterInsertUpdateNone DecodeString failed: %v", err)
|
|
return
|
|
}
|
|
f.Add(inputBytes)
|
|
|
|
// Add the output address for the 4th transaction
|
|
inputStr = "b6efd80d99179f4f4ff6f4dd0a007d018c385d21"
|
|
inputBytes, err = hex.DecodeString(inputStr)
|
|
if err != nil {
|
|
t.Errorf("TestFilterInsertUpdateNone DecodeString failed: %v", err)
|
|
return
|
|
}
|
|
f.Add(inputBytes)
|
|
|
|
inputStr = "147caa76786596590baa4e98f5d9f48b86c7765e489f7a6ff3360fe5c674360b"
|
|
hash, err := chainhash.NewHashFromStr(inputStr)
|
|
if err != nil {
|
|
t.Errorf("TestFilterInsertUpdateNone NewHashFromStr failed: %v", err)
|
|
return
|
|
}
|
|
outpoint := wire.NewOutPoint(hash, 0)
|
|
|
|
if f.MatchesOutPoint(outpoint) {
|
|
t.Errorf("TestFilterInsertUpdateNone matched outpoint %s", inputStr)
|
|
return
|
|
}
|
|
|
|
inputStr = "02981fa052f0481dbc5868f4fc2166035a10f27a03cfd2de67326471df5bc041"
|
|
hash, err = chainhash.NewHashFromStr(inputStr)
|
|
if err != nil {
|
|
t.Errorf("TestFilterInsertUpdateNone NewHashFromStr failed: %v", err)
|
|
return
|
|
}
|
|
outpoint = wire.NewOutPoint(hash, 0)
|
|
|
|
if f.MatchesOutPoint(outpoint) {
|
|
t.Errorf("TestFilterInsertUpdateNone matched outpoint %s", inputStr)
|
|
return
|
|
}
|
|
}
|
|
|
|
func TestFilterReload(t *testing.T) {
|
|
f := bloom.NewFilter(10, 0, 0.000001, wire.BloomUpdateAll)
|
|
|
|
bFilter := bloom.LoadFilter(f.MsgFilterLoad())
|
|
if bFilter.MsgFilterLoad() == nil {
|
|
t.Errorf("TestFilterReload LoadFilter test failed")
|
|
return
|
|
}
|
|
bFilter.Reload(nil)
|
|
|
|
if bFilter.MsgFilterLoad() != nil {
|
|
t.Errorf("TestFilterReload Reload test failed")
|
|
}
|
|
}
|