mirror of
https://github.com/kaspanet/kaspad.git
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d3b1953deb
* [NOD-848] Optimize allocations when serializing UTXO diffs * [NOD-848] Use same UTXO serialization everywhere, and use compression as well * [NOD-848] Fix usage of wrong buffer * [NOD-848] Fix tests * [NOD-848] Fix wire tests * [NOD-848] Fix tests * [NOD-848] Remove VLQ * [NOD-848] Fix comments * [NOD-848] Add varint for big endian encoding * [NOD-848] In TestVarIntWire, assume the expected decoded value is the same as the serialization input * [NOD-848] Serialize outpoint index with big endian varint * [NOD-848] Remove p2pk from compression support * [NOD-848] Fix comments * [NOD-848] Remove p2pk from decompression support * [NOD-848] Make entry compression optional * [NOD-848] Fix tests * [NOD-848] Fix comments and var names * [NOD-848] Remove UTXO compression * [NOD-848] Fix tests * [NOD-848] Remove big endian varint * [NOD-848] Fix comments * [NOD-848] Rename ReadVarIntLittleEndian->ReadVarInt and fix WriteVarInt comment * [NOD-848] Add outpointIndexByteOrder variable * [NOD-848] Remove redundant comment * [NOD-848] Fix outpointMaxSerializeSize to the correct value * [NOD-848] Move subBuffer to utils
315 lines
10 KiB
Go
315 lines
10 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 wire
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import (
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"bytes"
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"github.com/pkg/errors"
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"io"
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"net"
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"reflect"
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"testing"
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"time"
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"github.com/davecgh/go-spew/spew"
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"github.com/kaspanet/kaspad/util/subnetworkid"
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)
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// TestAddr tests the MsgAddr API.
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func TestAddr(t *testing.T) {
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pver := ProtocolVersion
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// Ensure the command is expected value.
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wantCmd := "addr"
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msg := NewMsgAddr(false, nil)
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if cmd := msg.Command(); cmd != wantCmd {
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t.Errorf("NewMsgAddr: wrong command - got %v want %v",
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cmd, wantCmd)
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}
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// Ensure max payload is expected value for latest protocol version.
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// Num addresses (varInt) + max allowed addresses.
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wantPayload := uint32(34031)
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maxPayload := msg.MaxPayloadLength(pver)
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if maxPayload != wantPayload {
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t.Errorf("MaxPayloadLength: wrong max payload length for "+
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"protocol version %d - got %v, want %v", pver,
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maxPayload, wantPayload)
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}
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// Ensure NetAddresses are added properly.
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tcpAddr := &net.TCPAddr{IP: net.ParseIP("127.0.0.1"), Port: 16111}
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na := NewNetAddress(tcpAddr, SFNodeNetwork)
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err := msg.AddAddress(na)
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if err != nil {
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t.Errorf("AddAddress: %v", err)
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}
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if msg.AddrList[0] != na {
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t.Errorf("AddAddress: wrong address added - got %v, want %v",
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spew.Sprint(msg.AddrList[0]), spew.Sprint(na))
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}
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// Ensure the address list is cleared properly.
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msg.ClearAddresses()
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if len(msg.AddrList) != 0 {
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t.Errorf("ClearAddresses: address list is not empty - "+
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"got %v [%v], want %v", len(msg.AddrList),
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spew.Sprint(msg.AddrList[0]), 0)
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}
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// Ensure adding more than the max allowed addresses per message returns
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// error.
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for i := 0; i < MaxAddrPerMsg+1; i++ {
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err = msg.AddAddress(na)
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}
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if err == nil {
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t.Errorf("AddAddress: expected error on too many addresses " +
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"not received")
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}
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err = msg.AddAddresses(na)
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if err == nil {
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t.Errorf("AddAddresses: expected error on too many addresses " +
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"not received")
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}
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}
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// TestAddrWire tests the MsgAddr wire encode and decode for various numbers
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// of addresses and protocol versions.
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func TestAddrWire(t *testing.T) {
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// A couple of NetAddresses to use for testing.
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na := &NetAddress{
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Timestamp: time.Unix(0x495fab29, 0), // 2009-01-03 12:15:05 -0600 CST
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Services: SFNodeNetwork,
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IP: net.ParseIP("127.0.0.1"),
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Port: 16111,
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}
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na2 := &NetAddress{
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Timestamp: time.Unix(0x495fab29, 0), // 2009-01-03 12:15:05 -0600 CST
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Services: SFNodeNetwork,
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IP: net.ParseIP("192.168.0.1"),
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Port: 16110,
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}
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// Empty address message.
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noAddr := NewMsgAddr(false, nil)
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noAddrEncoded := []byte{
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0x00, // All subnetworks
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0x01, // Is full node
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0x00, // Varint for number of addresses
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}
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// Address message with multiple addresses.
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multiAddr := NewMsgAddr(true, nil)
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multiAddr.AddAddresses(na, na2)
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multiAddrEncoded := []byte{
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0x01, // All subnetworks
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0x02, // Varint for number of addresses
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0x29, 0xab, 0x5f, 0x49, 0x00, 0x00, 0x00, 0x00, // Timestamp
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0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // SFNodeNetwork
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0xff, 0xff, 0x7f, 0x00, 0x00, 0x01, // IP 127.0.0.1
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0x3e, 0xef, // Port 16111 in big-endian
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0x29, 0xab, 0x5f, 0x49, 0x00, 0x00, 0x00, 0x00, // Timestamp
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0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // SFNodeNetwork
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0xff, 0xff, 0xc0, 0xa8, 0x00, 0x01, // IP 192.168.0.1
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0x3e, 0xee, // Port 16110 in big-endian
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}
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// Address message with multiple addresses and subnetworkID.
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multiAddrSubnet := NewMsgAddr(false, subnetworkid.SubnetworkIDNative)
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multiAddrSubnet.AddAddresses(na, na2)
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multiAddrSubnetEncoded := []byte{
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0x00, // All subnetworks
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0x00, // Is full node
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // Subnetwork ID
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x02, // Varint for number of addresses
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0x29, 0xab, 0x5f, 0x49, 0x00, 0x00, 0x00, 0x00, // Timestamp
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0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // SFNodeNetwork
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0xff, 0xff, 0x7f, 0x00, 0x00, 0x01, // IP 127.0.0.1
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0x3e, 0xef, // Port 16111 in big-endian
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0x29, 0xab, 0x5f, 0x49, 0x00, 0x00, 0x00, 0x00, // Timestamp
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0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // SFNodeNetwork
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0xff, 0xff, 0xc0, 0xa8, 0x00, 0x01, // IP 192.168.0.1
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0x3e, 0xee, // Port 16110 in big-endian
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}
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tests := []struct {
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in *MsgAddr // Message to encode
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out *MsgAddr // Expected decoded message
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buf []byte // Wire encoding
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pver uint32 // Protocol version for wire encoding
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}{
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// Latest protocol version with no addresses.
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{
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noAddr,
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noAddr,
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noAddrEncoded,
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ProtocolVersion,
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},
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// Latest protocol version with multiple addresses.
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{
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multiAddr,
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multiAddr,
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multiAddrEncoded,
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ProtocolVersion,
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},
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// Latest protocol version with multiple addresses and subnetwork.
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{
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multiAddrSubnet,
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multiAddrSubnet,
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multiAddrSubnetEncoded,
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ProtocolVersion,
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},
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}
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t.Logf("Running %d tests", len(tests))
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for i, test := range tests {
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// Encode the message to wire format.
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var buf bytes.Buffer
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err := test.in.KaspaEncode(&buf, test.pver)
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if err != nil {
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t.Errorf("KaspaEncode #%d error %v", i, err)
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continue
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}
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if !bytes.Equal(buf.Bytes(), test.buf) {
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t.Errorf("KaspaEncode #%d\n got: %s want: %s", i,
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spew.Sdump(buf.Bytes()), spew.Sdump(test.buf))
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continue
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}
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// Decode the message from wire format.
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var msg MsgAddr
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rbuf := bytes.NewReader(test.buf)
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err = msg.KaspaDecode(rbuf, test.pver)
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if err != nil {
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t.Errorf("KaspaDecode #%d error %v", i, err)
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continue
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}
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if !reflect.DeepEqual(&msg, test.out) {
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t.Errorf("KaspaDecode #%d\n got: %s want: %s", i,
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spew.Sdump(msg), spew.Sdump(test.out))
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continue
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}
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}
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}
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// TestAddrWireErrors performs negative tests against wire encode and decode
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// of MsgAddr to confirm error paths work correctly.
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func TestAddrWireErrors(t *testing.T) {
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pver := ProtocolVersion
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wireErr := &MessageError{}
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// A couple of NetAddresses to use for testing.
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na := &NetAddress{
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Timestamp: time.Unix(0x495fab29, 0), // 2009-01-03 12:15:05 -0600 CST
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Services: SFNodeNetwork,
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IP: net.ParseIP("127.0.0.1"),
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Port: 16111,
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}
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na2 := &NetAddress{
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Timestamp: time.Unix(0x495fab29, 0), // 2009-01-03 12:15:05 -0600 CST
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Services: SFNodeNetwork,
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IP: net.ParseIP("192.168.0.1"),
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Port: 16110,
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}
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// Address message with multiple addresses.
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baseAddr := NewMsgAddr(false, nil)
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baseAddr.AddAddresses(na, na2)
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baseAddrEncoded := []byte{
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0x01, // All subnetworks
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0x02, // Varint for number of addresses
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0x29, 0xab, 0x5f, 0x49, 0x00, 0x00, 0x00, 0x00, // Timestamp
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0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // SFNodeNetwork
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0xff, 0xff, 0x7f, 0x00, 0x00, 0x01, // IP 127.0.0.1
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0x3e, 0xef, // Port 16111 in big-endian
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0x29, 0xab, 0x5f, 0x49, 0x00, 0x00, 0x00, 0x00, // Timestamp
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0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // SFNodeNetwork
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0xff, 0xff, 0xc0, 0xa8, 0x00, 0x01, // IP 192.168.0.1
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0x3e, 0xee, // Port 16110 in big-endian
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}
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// Message that forces an error by having more than the max allowed
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// addresses.
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maxAddr := NewMsgAddr(false, nil)
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for i := 0; i < MaxAddrPerMsg; i++ {
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maxAddr.AddAddress(na)
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}
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maxAddr.AddrList = append(maxAddr.AddrList, na)
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maxAddrEncoded := []byte{
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0x01, // All subnetworks
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0xfd, 0x03, 0xe9, // Varint for number of addresses (1001)
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}
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tests := []struct {
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in *MsgAddr // Value to encode
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buf []byte // Wire encoding
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pver uint32 // Protocol version for wire encoding
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max int // Max size of fixed buffer to induce errors
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writeErr error // Expected write error
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readErr error // Expected read error
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}{
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// Latest protocol version with intentional read/write errors.
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// Force error in addresses count
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{baseAddr, baseAddrEncoded, pver, 1, io.ErrShortWrite, io.EOF},
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// Force error in address list.
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{baseAddr, baseAddrEncoded, pver, 2, io.ErrShortWrite, io.EOF},
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// Force error with greater than max inventory vectors.
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{maxAddr, maxAddrEncoded, pver, 4, wireErr, wireErr},
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}
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t.Logf("Running %d tests", len(tests))
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for i, test := range tests {
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// Encode to wire format.
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w := newFixedWriter(test.max)
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err := test.in.KaspaEncode(w, test.pver)
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// For errors which are not of type MessageError, check them for
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// equality. If the error is a MessageError, check only if it's
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// the expected type.
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if msgErr := &(MessageError{}); !errors.As(err, &msgErr) {
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if !errors.Is(err, test.writeErr) {
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t.Errorf("KaspaEncode #%d wrong error got: %v, "+
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"want: %v", i, err, test.writeErr)
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continue
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}
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} else if reflect.TypeOf(msgErr) != reflect.TypeOf(test.writeErr) {
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t.Errorf("ReadMessage #%d wrong error type got: %T, "+
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"want: %T", i, msgErr, test.writeErr)
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continue
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}
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// Decode from wire format.
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var msg MsgAddr
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r := newFixedReader(test.max, test.buf)
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err = msg.KaspaDecode(r, test.pver)
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// For errors which are not of type MessageError, check them for
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// equality. If the error is a MessageError, check only if it's
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// the expected type.
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if msgErr := &(MessageError{}); !errors.As(err, &msgErr) {
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if !errors.Is(err, test.readErr) {
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t.Errorf("KaspaDecode #%d wrong error got: %v, "+
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"want: %v", i, err, test.readErr)
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continue
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}
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} else if reflect.TypeOf(msgErr) != reflect.TypeOf(test.readErr) {
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t.Errorf("ReadMessage #%d wrong error type got: %T, "+
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"want: %T", i, msgErr, test.readErr)
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continue
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}
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}
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}
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