305 lines
7 KiB
Go
305 lines
7 KiB
Go
/*
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* Copyright (c) 2013 Conformal Systems LLC <info@conformal.com>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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package tx
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import (
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"bytes"
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"code.google.com/p/go.crypto/ripemd160"
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"encoding/binary"
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"github.com/conformal/btcwire"
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"github.com/davecgh/go-spew/spew"
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"io"
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"reflect"
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"testing"
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)
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var (
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recvtx = &RecvTx{
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TxHash: [btcwire.HashSize]byte{
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0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
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16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29,
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30, 31,
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},
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Amt: 69,
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SenderAddr: [ripemd160.Size]byte{
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0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
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16, 17, 18, 19,
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},
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ReceiverAddr: [ripemd160.Size]byte{
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20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33,
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34, 35, 36, 37, 38, 39,
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},
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}
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sendtx = &SendTx{
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TxHash: [btcwire.HashSize]byte{
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0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
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16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29,
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30, 31,
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},
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SenderAddr: [ripemd160.Size]byte{
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0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
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16, 17, 18, 19,
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},
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ReceiverAddrs: []struct {
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Addr [ripemd160.Size]byte
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Amt uint64
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}{
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struct {
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Addr [ripemd160.Size]byte
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Amt uint64
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}{
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Amt: 69,
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Addr: [ripemd160.Size]byte{
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20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33,
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34, 35, 36, 37, 38, 39,
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},
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},
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struct {
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Addr [ripemd160.Size]byte
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Amt uint64
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}{
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Amt: 96,
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Addr: [ripemd160.Size]byte{
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40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53,
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54, 55, 56, 57, 58, 59,
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},
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},
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},
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}
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)
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func TestUtxoWriteRead(t *testing.T) {
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utxo1 := &Utxo{
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AddrHash: [ripemd160.Size]byte{
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0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
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16, 17, 18, 19,
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},
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Out: OutPoint{
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Hash: [btcwire.HashSize]byte{
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0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
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16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29,
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30, 31,
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},
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Index: 1,
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},
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Subscript: []byte{},
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Amt: 69,
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Height: 1337,
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}
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bufWriter := &bytes.Buffer{}
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written, err := utxo1.WriteTo(bufWriter)
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if err != nil {
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t.Error(err)
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}
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utxoBytes := bufWriter.Bytes()
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utxo2 := new(Utxo)
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read, err := utxo2.ReadFrom(bytes.NewBuffer(utxoBytes))
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if err != nil {
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t.Error(err)
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}
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if written != read {
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t.Error("Reading and Writing Utxo: Size Mismatch")
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}
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if !reflect.DeepEqual(utxo1, utxo2) {
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spew.Dump(utxo1, utxo2)
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t.Error("Utxos do not match.")
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}
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truncatedReadBuf := bytes.NewBuffer(utxoBytes)
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truncatedReadBuf.Truncate(btcwire.HashSize)
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utxo3 := new(Utxo)
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n, err := utxo3.ReadFrom(truncatedReadBuf)
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if err != io.EOF {
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t.Error("Expected err = io.EOF reading from truncated buffer.")
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}
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if n != btcwire.HashSize {
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t.Error("Incorrect number of bytes read from truncated buffer.")
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}
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}
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func TestUtxoStoreWriteRead(t *testing.T) {
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store1 := new(UtxoStore)
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for i := 0; i < 20; i++ {
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utxo := new(Utxo)
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for j := range utxo.Out.Hash[:] {
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utxo.Out.Hash[j] = byte(i + 1)
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}
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utxo.Out.Index = uint32(i + 2)
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utxo.Subscript = []byte{}
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utxo.Amt = uint64(i + 3)
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utxo.Height = int64(i + 4)
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*store1 = append(*store1, utxo)
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}
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bufWriter := &bytes.Buffer{}
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n, err := store1.WriteTo(bufWriter)
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if err != nil {
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t.Error(err)
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}
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storeBytes := bufWriter.Bytes()
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store2 := new(UtxoStore)
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n, err = store2.ReadFrom(bytes.NewBuffer(storeBytes))
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if err != nil {
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t.Error(err)
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}
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if int(n) != len(storeBytes) {
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t.Error("Incorrect number of bytes read.")
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}
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if !reflect.DeepEqual(store1, store2) {
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spew.Dump(store1, store2)
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t.Error("Stores do not match.")
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}
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truncatedLen := 100
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truncatedReadBuf := bytes.NewBuffer(storeBytes[:truncatedLen])
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store3 := new(UtxoStore)
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n, err = store3.ReadFrom(truncatedReadBuf)
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if err != io.EOF {
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t.Errorf("Expected err = io.EOF reading from truncated buffer, got: %v", err)
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}
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if int(n) != truncatedLen {
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t.Error("Incorrect number of bytes read from truncated buffer.")
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}
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}
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func TestRecvTxWriteRead(t *testing.T) {
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bufWriter := &bytes.Buffer{}
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n, err := recvtx.WriteTo(bufWriter)
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if err != nil {
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t.Error(err)
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return
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}
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if int(n) != binary.Size(recvtx) {
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t.Error("Writing Tx: Size Mismatch")
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return
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}
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txBytes := bufWriter.Bytes()
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tx := new(RecvTx)
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n, err = tx.ReadFrom(bytes.NewBuffer(txBytes))
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if err != nil {
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t.Error(err)
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return
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}
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if int(n) != binary.Size(tx) {
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t.Error("Reading Tx: Size Mismatch")
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return
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}
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if !reflect.DeepEqual(recvtx, tx) {
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t.Error("Txs do not match.")
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return
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}
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truncatedReadBuf := bytes.NewBuffer(txBytes)
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truncatedReadBuf.Truncate(btcwire.HashSize)
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n, err = tx.ReadFrom(truncatedReadBuf)
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if err != io.EOF {
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t.Error("Expected err = io.EOF reading from truncated buffer.")
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return
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}
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if n != btcwire.HashSize {
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t.Error("Incorrect number of bytes read from truncated buffer.")
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return
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}
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}
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func TestSendTxWriteRead(t *testing.T) {
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bufWriter := &bytes.Buffer{}
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n1, err := sendtx.WriteTo(bufWriter)
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if err != nil {
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t.Error(err)
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return
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}
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txBytes := bufWriter.Bytes()
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tx := new(SendTx)
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n2, err := tx.ReadFrom(bytes.NewBuffer(txBytes))
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if err != nil {
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t.Error(err)
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return
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}
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if n1 != n2 {
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t.Error("Number of bytes written and read mismatch.")
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return
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}
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if !reflect.DeepEqual(sendtx, tx) {
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t.Error("Txs do not match.")
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return
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}
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truncatedReadBuf := bytes.NewBuffer(txBytes)
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truncatedReadBuf.Truncate(btcwire.HashSize)
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n, err := tx.ReadFrom(truncatedReadBuf)
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if err != io.EOF {
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t.Error("Expected err = io.EOF reading from truncated buffer.")
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return
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}
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if n != btcwire.HashSize {
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t.Error("Incorrect number of bytes read from truncated buffer.")
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return
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}
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}
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func TestTxStoreWriteRead(t *testing.T) {
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s := []interface{}{recvtx, sendtx}
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store := TxStore(s)
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bufWriter := &bytes.Buffer{}
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n1, err := store.WriteTo(bufWriter)
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if err != nil {
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t.Error(err)
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return
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}
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txsBytes := bufWriter.Bytes()
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txs := TxStore{}
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n2, err := txs.ReadFrom(bytes.NewBuffer(txsBytes))
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if err != nil {
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t.Error(err)
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return
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}
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if n1 != n2 {
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t.Error("Number of bytes written and read mismatch.")
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return
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}
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if !reflect.DeepEqual(store, txs) {
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spew.Dump(store, txs)
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t.Error("TxStores do not match.")
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return
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}
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truncatedReadBuf := bytes.NewBuffer(txsBytes)
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truncatedReadBuf.Truncate(50)
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n, err := txs.ReadFrom(truncatedReadBuf)
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if err != io.EOF {
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t.Error("Expected err = io.EOF reading from truncated buffer.")
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return
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}
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if n != 50 {
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t.Error("Incorrect number of bytes read from truncated buffer.")
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return
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}
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}
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