+++ /dev/null
-// Copyright (c) 2013-2016 The btcsuite developers
-// Use of this source code is governed by an ISC
-// license that can be found in the LICENSE file.
-
-package wire
-
-import (
- "bytes"
- "io"
- "net"
- "reflect"
- "testing"
- "time"
-
- "github.com/davecgh/go-spew/spew"
-)
-
-// TestNetAddress tests the NetAddress API.
-func TestNetAddress(t *testing.T) {
- ip := net.ParseIP("127.0.0.1")
- port := 8333
-
- // Test NewNetAddress.
- na := NewNetAddress(&net.TCPAddr{IP: ip, Port: port}, 0)
-
- // Ensure we get the same ip, port, and services back out.
- if !na.IP.Equal(ip) {
- t.Errorf("NetNetAddress: wrong ip - got %v, want %v", na.IP, ip)
- }
- if na.Port != uint16(port) {
- t.Errorf("NetNetAddress: wrong port - got %v, want %v", na.Port,
- port)
- }
- if na.Services != 0 {
- t.Errorf("NetNetAddress: wrong services - got %v, want %v",
- na.Services, 0)
- }
- if na.HasService(SFNodeNetwork) {
- t.Errorf("HasService: SFNodeNetwork service is set")
- }
-
- // Ensure adding the full service node flag works.
- na.AddService(SFNodeNetwork)
- if na.Services != SFNodeNetwork {
- t.Errorf("AddService: wrong services - got %v, want %v",
- na.Services, SFNodeNetwork)
- }
- if !na.HasService(SFNodeNetwork) {
- t.Errorf("HasService: SFNodeNetwork service not set")
- }
-
- // Ensure max payload is expected value for latest protocol version.
- pver := ProtocolVersion
- wantPayload := uint32(30)
- maxPayload := maxNetAddressPayload(ProtocolVersion)
- if maxPayload != wantPayload {
- t.Errorf("maxNetAddressPayload: wrong max payload length for "+
- "protocol version %d - got %v, want %v", pver,
- maxPayload, wantPayload)
- }
-
- // Protocol version before NetAddressTimeVersion when timestamp was
- // added. Ensure max payload is expected value for it.
- pver = NetAddressTimeVersion - 1
- wantPayload = 26
- maxPayload = maxNetAddressPayload(pver)
- if maxPayload != wantPayload {
- t.Errorf("maxNetAddressPayload: wrong max payload length for "+
- "protocol version %d - got %v, want %v", pver,
- maxPayload, wantPayload)
- }
-}
-
-// TestNetAddressWire tests the NetAddress wire encode and decode for various
-// protocol versions and timestamp flag combinations.
-func TestNetAddressWire(t *testing.T) {
- // baseNetAddr is used in the various tests as a baseline NetAddress.
- baseNetAddr := NetAddress{
- Timestamp: time.Unix(0x495fab29, 0), // 2009-01-03 12:15:05 -0600 CST
- Services: SFNodeNetwork,
- IP: net.ParseIP("127.0.0.1"),
- Port: 8333,
- }
-
- // baseNetAddrNoTS is baseNetAddr with a zero value for the timestamp.
- baseNetAddrNoTS := baseNetAddr
- baseNetAddrNoTS.Timestamp = time.Time{}
-
- // baseNetAddrEncoded is the wire encoded bytes of baseNetAddr.
- baseNetAddrEncoded := []byte{
- 0x29, 0xab, 0x5f, 0x49, // Timestamp
- 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // SFNodeNetwork
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0xff, 0xff, 0x7f, 0x00, 0x00, 0x01, // IP 127.0.0.1
- 0x20, 0x8d, // Port 8333 in big-endian
- }
-
- // baseNetAddrNoTSEncoded is the wire encoded bytes of baseNetAddrNoTS.
- baseNetAddrNoTSEncoded := []byte{
- // No timestamp
- 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // SFNodeNetwork
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0xff, 0xff, 0x7f, 0x00, 0x00, 0x01, // IP 127.0.0.1
- 0x20, 0x8d, // Port 8333 in big-endian
- }
-
- tests := []struct {
- in NetAddress // NetAddress to encode
- out NetAddress // Expected decoded NetAddress
- ts bool // Include timestamp?
- buf []byte // Wire encoding
- pver uint32 // Protocol version for wire encoding
- }{
- // Latest protocol version without ts flag.
- {
- baseNetAddr,
- baseNetAddrNoTS,
- false,
- baseNetAddrNoTSEncoded,
- ProtocolVersion,
- },
-
- // Latest protocol version with ts flag.
- {
- baseNetAddr,
- baseNetAddr,
- true,
- baseNetAddrEncoded,
- ProtocolVersion,
- },
-
- // Protocol version NetAddressTimeVersion without ts flag.
- {
- baseNetAddr,
- baseNetAddrNoTS,
- false,
- baseNetAddrNoTSEncoded,
- NetAddressTimeVersion,
- },
-
- // Protocol version NetAddressTimeVersion with ts flag.
- {
- baseNetAddr,
- baseNetAddr,
- true,
- baseNetAddrEncoded,
- NetAddressTimeVersion,
- },
-
- // Protocol version NetAddressTimeVersion-1 without ts flag.
- {
- baseNetAddr,
- baseNetAddrNoTS,
- false,
- baseNetAddrNoTSEncoded,
- NetAddressTimeVersion - 1,
- },
-
- // Protocol version NetAddressTimeVersion-1 with timestamp.
- // Even though the timestamp flag is set, this shouldn't have a
- // timestamp since it is a protocol version before it was
- // added.
- {
- baseNetAddr,
- baseNetAddrNoTS,
- true,
- baseNetAddrNoTSEncoded,
- NetAddressTimeVersion - 1,
- },
- }
-
- t.Logf("Running %d tests", len(tests))
- for i, test := range tests {
- // Encode to wire format.
- var buf bytes.Buffer
- err := writeNetAddress(&buf, test.pver, &test.in, test.ts)
- if err != nil {
- t.Errorf("writeNetAddress #%d error %v", i, err)
- continue
- }
- if !bytes.Equal(buf.Bytes(), test.buf) {
- t.Errorf("writeNetAddress #%d\n got: %s want: %s", i,
- spew.Sdump(buf.Bytes()), spew.Sdump(test.buf))
- continue
- }
-
- // Decode the message from wire format.
- var na NetAddress
- rbuf := bytes.NewReader(test.buf)
- err = readNetAddress(rbuf, test.pver, &na, test.ts)
- if err != nil {
- t.Errorf("readNetAddress #%d error %v", i, err)
- continue
- }
- if !reflect.DeepEqual(na, test.out) {
- t.Errorf("readNetAddress #%d\n got: %s want: %s", i,
- spew.Sdump(na), spew.Sdump(test.out))
- continue
- }
- }
-}
-
-// TestNetAddressWireErrors performs negative tests against wire encode and
-// decode NetAddress to confirm error paths work correctly.
-func TestNetAddressWireErrors(t *testing.T) {
- pver := ProtocolVersion
- pverNAT := NetAddressTimeVersion - 1
-
- // baseNetAddr is used in the various tests as a baseline NetAddress.
- baseNetAddr := NetAddress{
- Timestamp: time.Unix(0x495fab29, 0), // 2009-01-03 12:15:05 -0600 CST
- Services: SFNodeNetwork,
- IP: net.ParseIP("127.0.0.1"),
- Port: 8333,
- }
-
- tests := []struct {
- in *NetAddress // Value to encode
- buf []byte // Wire encoding
- pver uint32 // Protocol version for wire encoding
- ts bool // Include timestamp flag
- max int // Max size of fixed buffer to induce errors
- writeErr error // Expected write error
- readErr error // Expected read error
- }{
- // Latest protocol version with timestamp and intentional
- // read/write errors.
- // Force errors on timestamp.
- {&baseNetAddr, []byte{}, pver, true, 0, io.ErrShortWrite, io.EOF},
- // Force errors on services.
- {&baseNetAddr, []byte{}, pver, true, 4, io.ErrShortWrite, io.EOF},
- // Force errors on ip.
- {&baseNetAddr, []byte{}, pver, true, 12, io.ErrShortWrite, io.EOF},
- // Force errors on port.
- {&baseNetAddr, []byte{}, pver, true, 28, io.ErrShortWrite, io.EOF},
-
- // Latest protocol version with no timestamp and intentional
- // read/write errors.
- // Force errors on services.
- {&baseNetAddr, []byte{}, pver, false, 0, io.ErrShortWrite, io.EOF},
- // Force errors on ip.
- {&baseNetAddr, []byte{}, pver, false, 8, io.ErrShortWrite, io.EOF},
- // Force errors on port.
- {&baseNetAddr, []byte{}, pver, false, 24, io.ErrShortWrite, io.EOF},
-
- // Protocol version before NetAddressTimeVersion with timestamp
- // flag set (should not have timestamp due to old protocol
- // version) and intentional read/write errors.
- // Force errors on services.
- {&baseNetAddr, []byte{}, pverNAT, true, 0, io.ErrShortWrite, io.EOF},
- // Force errors on ip.
- {&baseNetAddr, []byte{}, pverNAT, true, 8, io.ErrShortWrite, io.EOF},
- // Force errors on port.
- {&baseNetAddr, []byte{}, pverNAT, true, 24, io.ErrShortWrite, io.EOF},
- }
-
- t.Logf("Running %d tests", len(tests))
- for i, test := range tests {
- // Encode to wire format.
- w := newFixedWriter(test.max)
- err := writeNetAddress(w, test.pver, test.in, test.ts)
- if err != test.writeErr {
- t.Errorf("writeNetAddress #%d wrong error got: %v, want: %v",
- i, err, test.writeErr)
- continue
- }
-
- // Decode from wire format.
- var na NetAddress
- r := newFixedReader(test.max, test.buf)
- err = readNetAddress(r, test.pver, &na, test.ts)
- if err != test.readErr {
- t.Errorf("readNetAddress #%d wrong error got: %v, want: %v",
- i, err, test.readErr)
- continue
- }
- }
-}
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