d406d9e52b
Putting the test code in the same package makes it easier for forks since they don't have to change the import paths as much and it also gets rid of the need for internal_test.go to bridge. This same thing should probably be done for the majority of the code base.
633 lines
19 KiB
Go
633 lines
19 KiB
Go
// Copyright (c) 2013-2015 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 wire
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import (
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"bytes"
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"compress/bzip2"
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"fmt"
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"io/ioutil"
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"net"
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"os"
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"testing"
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)
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// genesisCoinbaseTx is the coinbase transaction for the genesis blocks for
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// the main network, regression test network, and test network (version 3).
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var genesisCoinbaseTx = MsgTx{
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Version: 1,
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TxIn: []*TxIn{
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{
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PreviousOutPoint: OutPoint{
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Hash: ShaHash{},
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Index: 0xffffffff,
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},
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SignatureScript: []byte{
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0x04, 0xff, 0xff, 0x00, 0x1d, 0x01, 0x04, 0x45, /* |.......E| */
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0x54, 0x68, 0x65, 0x20, 0x54, 0x69, 0x6d, 0x65, /* |The Time| */
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0x73, 0x20, 0x30, 0x33, 0x2f, 0x4a, 0x61, 0x6e, /* |s 03/Jan| */
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0x2f, 0x32, 0x30, 0x30, 0x39, 0x20, 0x43, 0x68, /* |/2009 Ch| */
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0x61, 0x6e, 0x63, 0x65, 0x6c, 0x6c, 0x6f, 0x72, /* |ancellor| */
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0x20, 0x6f, 0x6e, 0x20, 0x62, 0x72, 0x69, 0x6e, /* | on brin| */
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0x6b, 0x20, 0x6f, 0x66, 0x20, 0x73, 0x65, 0x63, /* |k of sec|*/
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0x6f, 0x6e, 0x64, 0x20, 0x62, 0x61, 0x69, 0x6c, /* |ond bail| */
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0x6f, 0x75, 0x74, 0x20, 0x66, 0x6f, 0x72, 0x20, /* |out for |*/
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0x62, 0x61, 0x6e, 0x6b, 0x73, /* |banks| */
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},
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Sequence: 0xffffffff,
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},
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},
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TxOut: []*TxOut{
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{
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Value: 0x12a05f200,
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PkScript: []byte{
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0x41, 0x04, 0x67, 0x8a, 0xfd, 0xb0, 0xfe, 0x55, /* |A.g....U| */
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0x48, 0x27, 0x19, 0x67, 0xf1, 0xa6, 0x71, 0x30, /* |H'.g..q0| */
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0xb7, 0x10, 0x5c, 0xd6, 0xa8, 0x28, 0xe0, 0x39, /* |..\..(.9| */
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0x09, 0xa6, 0x79, 0x62, 0xe0, 0xea, 0x1f, 0x61, /* |..yb...a| */
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0xde, 0xb6, 0x49, 0xf6, 0xbc, 0x3f, 0x4c, 0xef, /* |..I..?L.| */
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0x38, 0xc4, 0xf3, 0x55, 0x04, 0xe5, 0x1e, 0xc1, /* |8..U....| */
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0x12, 0xde, 0x5c, 0x38, 0x4d, 0xf7, 0xba, 0x0b, /* |..\8M...| */
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0x8d, 0x57, 0x8a, 0x4c, 0x70, 0x2b, 0x6b, 0xf1, /* |.W.Lp+k.| */
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0x1d, 0x5f, 0xac, /* |._.| */
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},
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},
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},
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LockTime: 0,
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}
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// BenchmarkWriteVarInt1 performs a benchmark on how long it takes to write
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// a single byte variable length integer.
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func BenchmarkWriteVarInt1(b *testing.B) {
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for i := 0; i < b.N; i++ {
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WriteVarInt(ioutil.Discard, 0, 1)
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}
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}
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// BenchmarkWriteVarInt3 performs a benchmark on how long it takes to write
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// a three byte variable length integer.
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func BenchmarkWriteVarInt3(b *testing.B) {
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for i := 0; i < b.N; i++ {
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WriteVarInt(ioutil.Discard, 0, 65535)
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}
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}
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// BenchmarkWriteVarInt5 performs a benchmark on how long it takes to write
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// a five byte variable length integer.
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func BenchmarkWriteVarInt5(b *testing.B) {
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for i := 0; i < b.N; i++ {
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WriteVarInt(ioutil.Discard, 0, 4294967295)
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}
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}
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// BenchmarkWriteVarInt9 performs a benchmark on how long it takes to write
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// a nine byte variable length integer.
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func BenchmarkWriteVarInt9(b *testing.B) {
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for i := 0; i < b.N; i++ {
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WriteVarInt(ioutil.Discard, 0, 18446744073709551615)
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}
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}
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// BenchmarkReadVarInt1 performs a benchmark on how long it takes to read
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// a single byte variable length integer.
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func BenchmarkReadVarInt1(b *testing.B) {
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buf := []byte{0x01}
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r := bytes.NewReader(buf)
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for i := 0; i < b.N; i++ {
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r.Seek(0, 0)
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ReadVarInt(r, 0)
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}
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}
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// BenchmarkReadVarInt3 performs a benchmark on how long it takes to read
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// a three byte variable length integer.
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func BenchmarkReadVarInt3(b *testing.B) {
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buf := []byte{0x0fd, 0xff, 0xff}
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r := bytes.NewReader(buf)
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for i := 0; i < b.N; i++ {
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r.Seek(0, 0)
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ReadVarInt(r, 0)
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}
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}
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// BenchmarkReadVarInt5 performs a benchmark on how long it takes to read
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// a five byte variable length integer.
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func BenchmarkReadVarInt5(b *testing.B) {
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buf := []byte{0xfe, 0xff, 0xff, 0xff, 0xff}
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r := bytes.NewReader(buf)
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for i := 0; i < b.N; i++ {
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r.Seek(0, 0)
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ReadVarInt(r, 0)
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}
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}
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// BenchmarkReadVarInt9 performs a benchmark on how long it takes to read
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// a nine byte variable length integer.
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func BenchmarkReadVarInt9(b *testing.B) {
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buf := []byte{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff}
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r := bytes.NewReader(buf)
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for i := 0; i < b.N; i++ {
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r.Seek(0, 0)
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ReadVarInt(r, 0)
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}
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}
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// BenchmarkReadVarStr4 performs a benchmark on how long it takes to read a
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// four byte variable length string.
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func BenchmarkReadVarStr4(b *testing.B) {
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buf := []byte{0x04, 't', 'e', 's', 't'}
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r := bytes.NewReader(buf)
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for i := 0; i < b.N; i++ {
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r.Seek(0, 0)
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ReadVarString(r, 0)
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}
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}
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// BenchmarkReadVarStr10 performs a benchmark on how long it takes to read a
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// ten byte variable length string.
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func BenchmarkReadVarStr10(b *testing.B) {
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buf := []byte{0x0a, 't', 'e', 's', 't', '0', '1', '2', '3', '4', '5'}
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r := bytes.NewReader(buf)
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for i := 0; i < b.N; i++ {
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r.Seek(0, 0)
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ReadVarString(r, 0)
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}
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}
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// BenchmarkWriteVarStr4 performs a benchmark on how long it takes to write a
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// four byte variable length string.
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func BenchmarkWriteVarStr4(b *testing.B) {
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for i := 0; i < b.N; i++ {
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WriteVarString(ioutil.Discard, 0, "test")
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}
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}
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// BenchmarkWriteVarStr10 performs a benchmark on how long it takes to write a
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// ten byte variable length string.
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func BenchmarkWriteVarStr10(b *testing.B) {
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for i := 0; i < b.N; i++ {
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WriteVarString(ioutil.Discard, 0, "test012345")
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}
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}
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// BenchmarkReadOutPoint performs a benchmark on how long it takes to read a
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// transaction output point.
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func BenchmarkReadOutPoint(b *testing.B) {
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buf := []byte{
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // Previous output hash
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0xff, 0xff, 0xff, 0xff, // Previous output index
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}
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r := bytes.NewReader(buf)
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var op OutPoint
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for i := 0; i < b.N; i++ {
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r.Seek(0, 0)
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readOutPoint(r, 0, 0, &op)
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}
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}
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// BenchmarkWriteOutPoint performs a benchmark on how long it takes to write a
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// transaction output point.
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func BenchmarkWriteOutPoint(b *testing.B) {
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op := &OutPoint{
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Hash: ShaHash{},
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Index: 0,
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}
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for i := 0; i < b.N; i++ {
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writeOutPoint(ioutil.Discard, 0, 0, op)
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}
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}
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// BenchmarkReadTxOut performs a benchmark on how long it takes to read a
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// transaction output.
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func BenchmarkReadTxOut(b *testing.B) {
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buf := []byte{
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0x00, 0xf2, 0x05, 0x2a, 0x01, 0x00, 0x00, 0x00, // Transaction amount
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0x43, // Varint for length of pk script
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0x41, // OP_DATA_65
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0x04, 0x96, 0xb5, 0x38, 0xe8, 0x53, 0x51, 0x9c,
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0x72, 0x6a, 0x2c, 0x91, 0xe6, 0x1e, 0xc1, 0x16,
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0x00, 0xae, 0x13, 0x90, 0x81, 0x3a, 0x62, 0x7c,
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0x66, 0xfb, 0x8b, 0xe7, 0x94, 0x7b, 0xe6, 0x3c,
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0x52, 0xda, 0x75, 0x89, 0x37, 0x95, 0x15, 0xd4,
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0xe0, 0xa6, 0x04, 0xf8, 0x14, 0x17, 0x81, 0xe6,
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0x22, 0x94, 0x72, 0x11, 0x66, 0xbf, 0x62, 0x1e,
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0x73, 0xa8, 0x2c, 0xbf, 0x23, 0x42, 0xc8, 0x58,
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0xee, // 65-byte signature
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0xac, // OP_CHECKSIG
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}
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r := bytes.NewReader(buf)
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var txOut TxOut
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for i := 0; i < b.N; i++ {
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r.Seek(0, 0)
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readTxOut(r, 0, 0, &txOut)
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scriptPool.Return(txOut.PkScript)
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}
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}
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// BenchmarkWriteTxOut performs a benchmark on how long it takes to write
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// a transaction output.
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func BenchmarkWriteTxOut(b *testing.B) {
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txOut := blockOne.Transactions[0].TxOut[0]
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for i := 0; i < b.N; i++ {
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writeTxOut(ioutil.Discard, 0, 0, txOut)
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}
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}
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// BenchmarkReadTxIn performs a benchmark on how long it takes to read a
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// transaction input.
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func BenchmarkReadTxIn(b *testing.B) {
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buf := []byte{
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // Previous output hash
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0xff, 0xff, 0xff, 0xff, // Previous output index
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0x07, // Varint for length of signature script
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0x04, 0xff, 0xff, 0x00, 0x1d, 0x01, 0x04, // Signature script
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0xff, 0xff, 0xff, 0xff, // Sequence
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}
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r := bytes.NewReader(buf)
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var txIn TxIn
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for i := 0; i < b.N; i++ {
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r.Seek(0, 0)
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readTxIn(r, 0, 0, &txIn)
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scriptPool.Return(txIn.SignatureScript)
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}
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}
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// BenchmarkWriteTxIn performs a benchmark on how long it takes to write
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// a transaction input.
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func BenchmarkWriteTxIn(b *testing.B) {
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txIn := blockOne.Transactions[0].TxIn[0]
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for i := 0; i < b.N; i++ {
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writeTxIn(ioutil.Discard, 0, 0, txIn)
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}
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}
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// BenchmarkDeserializeTx performs a benchmark on how long it takes to
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// deserialize a small transaction.
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func BenchmarkDeserializeTxSmall(b *testing.B) {
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buf := []byte{
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0x01, 0x00, 0x00, 0x00, // Version
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0x01, // Varint for number of input transactions
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // // Previous output hash
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0xff, 0xff, 0xff, 0xff, // Prevous output index
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0x07, // Varint for length of signature script
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0x04, 0xff, 0xff, 0x00, 0x1d, 0x01, 0x04, // Signature script
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0xff, 0xff, 0xff, 0xff, // Sequence
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0x01, // Varint for number of output transactions
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0x00, 0xf2, 0x05, 0x2a, 0x01, 0x00, 0x00, 0x00, // Transaction amount
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0x43, // Varint for length of pk script
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0x41, // OP_DATA_65
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0x04, 0x96, 0xb5, 0x38, 0xe8, 0x53, 0x51, 0x9c,
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0x72, 0x6a, 0x2c, 0x91, 0xe6, 0x1e, 0xc1, 0x16,
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0x00, 0xae, 0x13, 0x90, 0x81, 0x3a, 0x62, 0x7c,
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0x66, 0xfb, 0x8b, 0xe7, 0x94, 0x7b, 0xe6, 0x3c,
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0x52, 0xda, 0x75, 0x89, 0x37, 0x95, 0x15, 0xd4,
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0xe0, 0xa6, 0x04, 0xf8, 0x14, 0x17, 0x81, 0xe6,
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0x22, 0x94, 0x72, 0x11, 0x66, 0xbf, 0x62, 0x1e,
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0x73, 0xa8, 0x2c, 0xbf, 0x23, 0x42, 0xc8, 0x58,
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0xee, // 65-byte signature
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0xac, // OP_CHECKSIG
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0x00, 0x00, 0x00, 0x00, // Lock time
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}
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r := bytes.NewReader(buf)
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var tx MsgTx
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for i := 0; i < b.N; i++ {
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r.Seek(0, 0)
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tx.Deserialize(r)
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}
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}
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// BenchmarkDeserializeTxLarge performs a benchmark on how long it takes to
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// deserialize a very large transaction.
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func BenchmarkDeserializeTxLarge(b *testing.B) {
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// tx bb41a757f405890fb0f5856228e23b715702d714d59bf2b1feb70d8b2b4e3e08
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// from the main block chain.
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fi, err := os.Open("testdata/megatx.bin.bz2")
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if err != nil {
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b.Fatalf("Failed to read transaction data: %v", err)
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}
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defer fi.Close()
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buf, err := ioutil.ReadAll(bzip2.NewReader(fi))
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if err != nil {
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b.Fatalf("Failed to read transaction data: %v", err)
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}
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r := bytes.NewReader(buf)
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var tx MsgTx
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for i := 0; i < b.N; i++ {
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r.Seek(0, 0)
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tx.Deserialize(r)
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}
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}
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// BenchmarkSerializeTx performs a benchmark on how long it takes to serialize
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// a transaction.
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func BenchmarkSerializeTx(b *testing.B) {
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tx := blockOne.Transactions[0]
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for i := 0; i < b.N; i++ {
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tx.Serialize(ioutil.Discard)
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}
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}
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// BenchmarkReadBlockHeader performs a benchmark on how long it takes to
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// deserialize a block header.
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func BenchmarkReadBlockHeader(b *testing.B) {
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buf := []byte{
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0x01, 0x00, 0x00, 0x00, // Version 1
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0x6f, 0xe2, 0x8c, 0x0a, 0xb6, 0xf1, 0xb3, 0x72,
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0xc1, 0xa6, 0xa2, 0x46, 0xae, 0x63, 0xf7, 0x4f,
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0x93, 0x1e, 0x83, 0x65, 0xe1, 0x5a, 0x08, 0x9c,
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0x68, 0xd6, 0x19, 0x00, 0x00, 0x00, 0x00, 0x00, // PrevBlock
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0x3b, 0xa3, 0xed, 0xfd, 0x7a, 0x7b, 0x12, 0xb2,
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0x7a, 0xc7, 0x2c, 0x3e, 0x67, 0x76, 0x8f, 0x61,
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0x7f, 0xc8, 0x1b, 0xc3, 0x88, 0x8a, 0x51, 0x32,
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0x3a, 0x9f, 0xb8, 0xaa, 0x4b, 0x1e, 0x5e, 0x4a, // MerkleRoot
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0x29, 0xab, 0x5f, 0x49, // Timestamp
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0xff, 0xff, 0x00, 0x1d, // Bits
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0xf3, 0xe0, 0x01, 0x00, // Nonce
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0x00, // TxnCount Varint
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}
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r := bytes.NewReader(buf)
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var header BlockHeader
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for i := 0; i < b.N; i++ {
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r.Seek(0, 0)
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readBlockHeader(r, 0, &header)
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}
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}
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// BenchmarkWriteBlockHeader performs a benchmark on how long it takes to
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// serialize a block header.
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func BenchmarkWriteBlockHeader(b *testing.B) {
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header := blockOne.Header
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for i := 0; i < b.N; i++ {
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writeBlockHeader(ioutil.Discard, 0, &header)
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}
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}
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// BenchmarkDecodeGetHeaders performs a benchmark on how long it takes to
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// decode a getheaders message with the maximum number of block locator hashes.
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func BenchmarkDecodeGetHeaders(b *testing.B) {
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// Create a message with the maximum number of block locators.
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pver := ProtocolVersion
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var m MsgGetHeaders
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for i := 0; i < MaxBlockLocatorsPerMsg; i++ {
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hash, err := NewShaHashFromStr(fmt.Sprintf("%x", i))
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if err != nil {
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b.Fatalf("NewShaHashFromStr: unexpected error: %v", err)
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}
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m.AddBlockLocatorHash(hash)
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}
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// Serialize it so the bytes are available to test the decode below.
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var bb bytes.Buffer
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if err := m.BtcEncode(&bb, pver); err != nil {
|
|
b.Fatalf("MsgGetHeaders.BtcEncode: unexpected error: %v", err)
|
|
}
|
|
buf := bb.Bytes()
|
|
|
|
r := bytes.NewReader(buf)
|
|
var msg MsgGetHeaders
|
|
b.ResetTimer()
|
|
for i := 0; i < b.N; i++ {
|
|
r.Seek(0, 0)
|
|
msg.BtcDecode(r, pver)
|
|
}
|
|
}
|
|
|
|
// BenchmarkDecodeHeaders performs a benchmark on how long it takes to
|
|
// decode a headers message with the maximum number of headers.
|
|
func BenchmarkDecodeHeaders(b *testing.B) {
|
|
// Create a message with the maximum number of headers.
|
|
pver := ProtocolVersion
|
|
var m MsgHeaders
|
|
for i := 0; i < MaxBlockHeadersPerMsg; i++ {
|
|
hash, err := NewShaHashFromStr(fmt.Sprintf("%x", i))
|
|
if err != nil {
|
|
b.Fatalf("NewShaHashFromStr: unexpected error: %v", err)
|
|
}
|
|
m.AddBlockHeader(NewBlockHeader(hash, hash, 0, uint32(i)))
|
|
}
|
|
|
|
// Serialize it so the bytes are available to test the decode below.
|
|
var bb bytes.Buffer
|
|
if err := m.BtcEncode(&bb, pver); err != nil {
|
|
b.Fatalf("MsgHeaders.BtcEncode: unexpected error: %v", err)
|
|
}
|
|
buf := bb.Bytes()
|
|
|
|
r := bytes.NewReader(buf)
|
|
var msg MsgHeaders
|
|
b.ResetTimer()
|
|
for i := 0; i < b.N; i++ {
|
|
r.Seek(0, 0)
|
|
msg.BtcDecode(r, pver)
|
|
}
|
|
}
|
|
|
|
// BenchmarkDecodeGetBlocks performs a benchmark on how long it takes to
|
|
// decode a getblocks message with the maximum number of block locator hashes.
|
|
func BenchmarkDecodeGetBlocks(b *testing.B) {
|
|
// Create a message with the maximum number of block locators.
|
|
pver := ProtocolVersion
|
|
var m MsgGetBlocks
|
|
for i := 0; i < MaxBlockLocatorsPerMsg; i++ {
|
|
hash, err := NewShaHashFromStr(fmt.Sprintf("%x", i))
|
|
if err != nil {
|
|
b.Fatalf("NewShaHashFromStr: unexpected error: %v", err)
|
|
}
|
|
m.AddBlockLocatorHash(hash)
|
|
}
|
|
|
|
// Serialize it so the bytes are available to test the decode below.
|
|
var bb bytes.Buffer
|
|
if err := m.BtcEncode(&bb, pver); err != nil {
|
|
b.Fatalf("MsgGetBlocks.BtcEncode: unexpected error: %v", err)
|
|
}
|
|
buf := bb.Bytes()
|
|
|
|
r := bytes.NewReader(buf)
|
|
var msg MsgGetBlocks
|
|
b.ResetTimer()
|
|
for i := 0; i < b.N; i++ {
|
|
r.Seek(0, 0)
|
|
msg.BtcDecode(r, pver)
|
|
}
|
|
}
|
|
|
|
// BenchmarkDecodeAddr performs a benchmark on how long it takes to decode an
|
|
// addr message with the maximum number of addresses.
|
|
func BenchmarkDecodeAddr(b *testing.B) {
|
|
// Create a message with the maximum number of addresses.
|
|
pver := ProtocolVersion
|
|
ip := net.ParseIP("127.0.0.1")
|
|
ma := NewMsgAddr()
|
|
for port := uint16(0); port < MaxAddrPerMsg; port++ {
|
|
ma.AddAddress(NewNetAddressIPPort(ip, port, SFNodeNetwork))
|
|
}
|
|
|
|
// Serialize it so the bytes are available to test the decode below.
|
|
var bb bytes.Buffer
|
|
if err := ma.BtcEncode(&bb, pver); err != nil {
|
|
b.Fatalf("MsgAddr.BtcEncode: unexpected error: %v", err)
|
|
}
|
|
buf := bb.Bytes()
|
|
|
|
r := bytes.NewReader(buf)
|
|
var msg MsgAddr
|
|
b.ResetTimer()
|
|
for i := 0; i < b.N; i++ {
|
|
r.Seek(0, 0)
|
|
msg.BtcDecode(r, pver)
|
|
}
|
|
}
|
|
|
|
// BenchmarkDecodeInv performs a benchmark on how long it takes to decode an inv
|
|
// message with the maximum number of entries.
|
|
func BenchmarkDecodeInv(b *testing.B) {
|
|
// Create a message with the maximum number of entries.
|
|
pver := ProtocolVersion
|
|
var m MsgInv
|
|
for i := 0; i < MaxInvPerMsg; i++ {
|
|
hash, err := NewShaHashFromStr(fmt.Sprintf("%x", i))
|
|
if err != nil {
|
|
b.Fatalf("NewShaHashFromStr: unexpected error: %v", err)
|
|
}
|
|
m.AddInvVect(NewInvVect(InvTypeBlock, hash))
|
|
}
|
|
|
|
// Serialize it so the bytes are available to test the decode below.
|
|
var bb bytes.Buffer
|
|
if err := m.BtcEncode(&bb, pver); err != nil {
|
|
b.Fatalf("MsgInv.BtcEncode: unexpected error: %v", err)
|
|
}
|
|
buf := bb.Bytes()
|
|
|
|
r := bytes.NewReader(buf)
|
|
var msg MsgInv
|
|
b.ResetTimer()
|
|
for i := 0; i < b.N; i++ {
|
|
r.Seek(0, 0)
|
|
msg.BtcDecode(r, pver)
|
|
}
|
|
}
|
|
|
|
// BenchmarkDecodeNotFound performs a benchmark on how long it takes to decode
|
|
// a notfound message with the maximum number of entries.
|
|
func BenchmarkDecodeNotFound(b *testing.B) {
|
|
// Create a message with the maximum number of entries.
|
|
pver := ProtocolVersion
|
|
var m MsgNotFound
|
|
for i := 0; i < MaxInvPerMsg; i++ {
|
|
hash, err := NewShaHashFromStr(fmt.Sprintf("%x", i))
|
|
if err != nil {
|
|
b.Fatalf("NewShaHashFromStr: unexpected error: %v", err)
|
|
}
|
|
m.AddInvVect(NewInvVect(InvTypeBlock, hash))
|
|
}
|
|
|
|
// Serialize it so the bytes are available to test the decode below.
|
|
var bb bytes.Buffer
|
|
if err := m.BtcEncode(&bb, pver); err != nil {
|
|
b.Fatalf("MsgNotFound.BtcEncode: unexpected error: %v", err)
|
|
}
|
|
buf := bb.Bytes()
|
|
|
|
r := bytes.NewReader(buf)
|
|
var msg MsgNotFound
|
|
b.ResetTimer()
|
|
for i := 0; i < b.N; i++ {
|
|
r.Seek(0, 0)
|
|
msg.BtcDecode(r, pver)
|
|
}
|
|
}
|
|
|
|
// BenchmarkDecodeMerkleBlock performs a benchmark on how long it takes to
|
|
// decode a reasonably sized merkleblock message.
|
|
func BenchmarkDecodeMerkleBlock(b *testing.B) {
|
|
// Create a message with random data.
|
|
pver := ProtocolVersion
|
|
var m MsgMerkleBlock
|
|
hash, err := NewShaHashFromStr(fmt.Sprintf("%x", 10000))
|
|
if err != nil {
|
|
b.Fatalf("NewShaHashFromStr: unexpected error: %v", err)
|
|
}
|
|
m.Header = *NewBlockHeader(hash, hash, 0, uint32(10000))
|
|
for i := 0; i < 105; i++ {
|
|
hash, err := NewShaHashFromStr(fmt.Sprintf("%x", i))
|
|
if err != nil {
|
|
b.Fatalf("NewShaHashFromStr: unexpected error: %v", err)
|
|
}
|
|
m.AddTxHash(hash)
|
|
if i%8 == 0 {
|
|
m.Flags = append(m.Flags, uint8(i))
|
|
}
|
|
}
|
|
|
|
// Serialize it so the bytes are available to test the decode below.
|
|
var bb bytes.Buffer
|
|
if err := m.BtcEncode(&bb, pver); err != nil {
|
|
b.Fatalf("MsgMerkleBlock.BtcEncode: unexpected error: %v", err)
|
|
}
|
|
buf := bb.Bytes()
|
|
|
|
r := bytes.NewReader(buf)
|
|
var msg MsgMerkleBlock
|
|
b.ResetTimer()
|
|
for i := 0; i < b.N; i++ {
|
|
r.Seek(0, 0)
|
|
msg.BtcDecode(r, pver)
|
|
}
|
|
}
|
|
|
|
// BenchmarkTxSha performs a benchmark on how long it takes to hash a
|
|
// transaction.
|
|
func BenchmarkTxSha(b *testing.B) {
|
|
for i := 0; i < b.N; i++ {
|
|
genesisCoinbaseTx.TxSha()
|
|
}
|
|
}
|
|
|
|
// BenchmarkDoubleSha256 performs a benchmark on how long it takes to perform a
|
|
// double sha 256 returning a byte slice.
|
|
func BenchmarkDoubleSha256(b *testing.B) {
|
|
var buf bytes.Buffer
|
|
if err := genesisCoinbaseTx.Serialize(&buf); err != nil {
|
|
b.Errorf("Serialize: unexpected error: %v", err)
|
|
return
|
|
}
|
|
txBytes := buf.Bytes()
|
|
|
|
b.ResetTimer()
|
|
for i := 0; i < b.N; i++ {
|
|
_ = DoubleSha256(txBytes)
|
|
}
|
|
}
|
|
|
|
// BenchmarkDoubleSha256SH performs a benchmark on how long it takes to perform
|
|
// a double sha 256 returning a ShaHash.
|
|
func BenchmarkDoubleSha256SH(b *testing.B) {
|
|
var buf bytes.Buffer
|
|
if err := genesisCoinbaseTx.Serialize(&buf); err != nil {
|
|
b.Errorf("Serialize: unexpected error: %v", err)
|
|
return
|
|
}
|
|
txBytes := buf.Bytes()
|
|
|
|
b.ResetTimer()
|
|
for i := 0; i < b.N; i++ {
|
|
_ = DoubleSha256SH(txBytes)
|
|
}
|
|
}
|