mirror of
https://github.com/lightningnetwork/lnd.git
synced 2024-11-19 09:53:54 +01:00
7dfe4018ce
This commit was previously split into the following parts to ease review: - 2d746f68: replace imports - 4008f0fd: use ecdsa.Signature - 849e33d1: remove btcec.S256() - b8f6ebbd: use v2 library correctly - fa80bca9: bump go modules
621 lines
14 KiB
Go
621 lines
14 KiB
Go
package lnwire
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import (
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"bytes"
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"encoding/base32"
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"image/color"
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"math"
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"net"
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"testing"
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"github.com/btcsuite/btcd/btcutil"
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"github.com/btcsuite/btcd/chaincfg/chainhash"
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"github.com/btcsuite/btcd/wire"
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"github.com/lightningnetwork/lnd/tor"
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"github.com/stretchr/testify/require"
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)
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func TestWriteBytes(t *testing.T) {
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buf := new(bytes.Buffer)
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data := []byte{1, 2, 3}
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err := WriteBytes(buf, data)
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require.NoError(t, err)
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require.Equal(t, data, buf.Bytes())
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}
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func TestWriteUint8(t *testing.T) {
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buf := new(bytes.Buffer)
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data := uint8(1)
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expectedBytes := []byte{1}
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err := WriteUint8(buf, data)
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require.NoError(t, err)
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require.Equal(t, expectedBytes, buf.Bytes())
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}
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func TestWriteUint16(t *testing.T) {
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buf := new(bytes.Buffer)
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data := uint16(1)
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expectedBytes := []byte{0, 1}
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err := WriteUint16(buf, data)
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require.NoError(t, err)
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require.Equal(t, expectedBytes, buf.Bytes())
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}
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func TestWriteUint32(t *testing.T) {
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buf := new(bytes.Buffer)
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data := uint32(1)
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expectedBytes := []byte{0, 0, 0, 1}
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err := WriteUint32(buf, data)
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require.NoError(t, err)
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require.Equal(t, expectedBytes, buf.Bytes())
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}
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func TestWriteUint64(t *testing.T) {
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buf := new(bytes.Buffer)
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data := uint64(1)
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expectedBytes := []byte{0, 0, 0, 0, 0, 0, 0, 1}
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err := WriteUint64(buf, data)
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require.NoError(t, err)
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require.Equal(t, expectedBytes, buf.Bytes())
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}
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func TestWriteSatoshi(t *testing.T) {
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buf := new(bytes.Buffer)
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data := btcutil.Amount(1)
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expectedBytes := []byte{0, 0, 0, 0, 0, 0, 0, 1}
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err := WriteSatoshi(buf, data)
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require.NoError(t, err)
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require.Equal(t, expectedBytes, buf.Bytes())
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}
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func TestWriteMilliSatoshi(t *testing.T) {
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buf := new(bytes.Buffer)
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data := MilliSatoshi(1)
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expectedBytes := []byte{0, 0, 0, 0, 0, 0, 0, 1}
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err := WriteMilliSatoshi(buf, data)
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require.NoError(t, err)
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require.Equal(t, expectedBytes, buf.Bytes())
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}
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func TestWritePublicKey(t *testing.T) {
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buf := new(bytes.Buffer)
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// Check that when nil pubkey is used, an error will return.
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err := WritePublicKey(buf, nil)
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require.Equal(t, ErrNilPublicKey, err)
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pub, err := randPubKey()
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require.NoError(t, err)
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expectedBytes := pub.SerializeCompressed()
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err = WritePublicKey(buf, pub)
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require.NoError(t, err)
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require.Equal(t, expectedBytes, buf.Bytes())
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}
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func TestWriteChannelID(t *testing.T) {
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buf := new(bytes.Buffer)
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data := ChannelID{1}
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expectedBytes := [32]byte{1}
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err := WriteChannelID(buf, data)
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require.NoError(t, err)
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require.Equal(t, expectedBytes[:], buf.Bytes())
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}
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func TestWriteNodeAlias(t *testing.T) {
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buf := new(bytes.Buffer)
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data := NodeAlias{1}
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expectedBytes := [32]byte{1}
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err := WriteNodeAlias(buf, data)
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require.NoError(t, err)
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require.Equal(t, expectedBytes[:], buf.Bytes())
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}
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func TestWriteShortChannelID(t *testing.T) {
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buf := new(bytes.Buffer)
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data := ShortChannelID{BlockHeight: 1, TxIndex: 2, TxPosition: 3}
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expectedBytes := []byte{
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0, 0, 1, // First three bytes encodes BlockHeight.
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0, 0, 2, // Second three bytes encodes TxIndex.
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0, 3, // Final two bytes encodes TxPosition.
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}
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err := WriteShortChannelID(buf, data)
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require.NoError(t, err)
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require.Equal(t, expectedBytes, buf.Bytes())
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}
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func TestWriteSig(t *testing.T) {
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buf := new(bytes.Buffer)
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data := Sig{1, 2, 3}
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expectedBytes := [64]byte{1, 2, 3}
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err := WriteSig(buf, data)
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require.NoError(t, err)
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require.Equal(t, expectedBytes[:], buf.Bytes())
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}
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func TestWriteSigs(t *testing.T) {
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buf := new(bytes.Buffer)
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sig1, sig2, sig3 := Sig{1}, Sig{2}, Sig{3}
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data := []Sig{sig1, sig2, sig3}
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// First two bytes encode the length of the slice.
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expectedBytes := []byte{0, 3}
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expectedBytes = append(expectedBytes, sig1[:]...)
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expectedBytes = append(expectedBytes, sig2[:]...)
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expectedBytes = append(expectedBytes, sig3[:]...)
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err := WriteSigs(buf, data)
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require.NoError(t, err)
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require.Equal(t, expectedBytes, buf.Bytes())
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}
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func TestWriteFailCode(t *testing.T) {
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buf := new(bytes.Buffer)
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data := FailCode(1)
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expectedBytes := []byte{0, 1}
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err := WriteFailCode(buf, data)
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require.NoError(t, err)
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require.Equal(t, expectedBytes, buf.Bytes())
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}
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// TODO(yy): expand the test to cover more encoding scenarios.
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func TestWriteRawFeatureVector(t *testing.T) {
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buf := new(bytes.Buffer)
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// Check that when nil feature is used, an error will return.
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err := WriteRawFeatureVector(buf, nil)
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require.Equal(t, ErrNilFeatureVector, err)
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// Create a raw feature vector.
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feature := &RawFeatureVector{
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features: map[FeatureBit]struct{}{
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InitialRoutingSync: {}, // FeatureBit 3.
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},
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}
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expectedBytes := []byte{
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0, 1, // First two bytes encode the length.
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8, // Last byte encodes the feature bit (1 << 3).
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}
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err = WriteRawFeatureVector(buf, feature)
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require.NoError(t, err)
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require.Equal(t, expectedBytes, buf.Bytes())
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}
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func TestWriteColorRGBA(t *testing.T) {
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buf := new(bytes.Buffer)
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data := color.RGBA{R: 1, G: 2, B: 3}
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expectedBytes := []byte{1, 2, 3}
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err := WriteColorRGBA(buf, data)
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require.NoError(t, err)
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require.Equal(t, expectedBytes, buf.Bytes())
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}
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func TestWriteShortChanIDEncoding(t *testing.T) {
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buf := new(bytes.Buffer)
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data := ShortChanIDEncoding(1)
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expectedBytes := []byte{1}
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err := WriteShortChanIDEncoding(buf, data)
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require.NoError(t, err)
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require.Equal(t, expectedBytes, buf.Bytes())
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}
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func TestWriteFundingFlag(t *testing.T) {
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buf := new(bytes.Buffer)
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data := FundingFlag(1)
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expectedBytes := []byte{1}
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err := WriteFundingFlag(buf, data)
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require.NoError(t, err)
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require.Equal(t, expectedBytes, buf.Bytes())
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}
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func TestWriteChanUpdateMsgFlags(t *testing.T) {
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buf := new(bytes.Buffer)
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data := ChanUpdateMsgFlags(1)
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expectedBytes := []byte{1}
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err := WriteChanUpdateMsgFlags(buf, data)
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require.NoError(t, err)
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require.Equal(t, expectedBytes, buf.Bytes())
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}
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func TestWriteChanUpdateChanFlags(t *testing.T) {
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buf := new(bytes.Buffer)
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data := ChanUpdateChanFlags(1)
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expectedBytes := []byte{1}
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err := WriteChanUpdateChanFlags(buf, data)
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require.NoError(t, err)
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require.Equal(t, expectedBytes, buf.Bytes())
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}
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func TestWriteDeliveryAddress(t *testing.T) {
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buf := new(bytes.Buffer)
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data := DeliveryAddress{1, 1, 1}
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expectedBytes := []byte{
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0, 3, // First two bytes encode the length.
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1, 1, 1, // The actual data.
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}
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err := WriteDeliveryAddress(buf, data)
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require.NoError(t, err)
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require.Equal(t, expectedBytes, buf.Bytes())
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}
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func TestWritePingPayload(t *testing.T) {
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buf := new(bytes.Buffer)
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data := PingPayload{1, 1, 1}
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expectedBytes := []byte{
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0, 3, // First two bytes encode the length.
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1, 1, 1, // The actual data.
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}
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err := WritePingPayload(buf, data)
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require.NoError(t, err)
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require.Equal(t, expectedBytes, buf.Bytes())
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}
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func TestWritePongPayload(t *testing.T) {
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buf := new(bytes.Buffer)
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data := PongPayload{1, 1, 1}
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expectedBytes := []byte{
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0, 3, // First two bytes encode the length.
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1, 1, 1, // The actual data.
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}
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err := WritePongPayload(buf, data)
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require.NoError(t, err)
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require.Equal(t, expectedBytes, buf.Bytes())
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}
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func TestWriteErrorData(t *testing.T) {
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buf := new(bytes.Buffer)
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data := ErrorData{1, 1, 1}
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expectedBytes := []byte{
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0, 3, // First two bytes encode the length.
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1, 1, 1, // The actual data.
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}
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err := WriteErrorData(buf, data)
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require.NoError(t, err)
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require.Equal(t, expectedBytes, buf.Bytes())
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}
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func TestWriteOpaqueReason(t *testing.T) {
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buf := new(bytes.Buffer)
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data := OpaqueReason{1, 1, 1}
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expectedBytes := []byte{
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0, 3, // First two bytes encode the length.
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1, 1, 1, // The actual data.
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}
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err := WriteOpaqueReason(buf, data)
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require.NoError(t, err)
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require.Equal(t, expectedBytes, buf.Bytes())
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}
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func TestWriteBool(t *testing.T) {
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buf := new(bytes.Buffer)
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// Test write true.
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data := true
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expectedBytes := []byte{1}
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err := WriteBool(buf, data)
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require.NoError(t, err)
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require.Equal(t, expectedBytes, buf.Bytes())
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// Test write false.
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data = false
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expectedBytes = append(expectedBytes, 0)
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err = WriteBool(buf, data)
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require.NoError(t, err)
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require.Equal(t, expectedBytes, buf.Bytes())
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}
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func TestWritePkScript(t *testing.T) {
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buf := new(bytes.Buffer)
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// Write a very long script to check the error is returned as expected.
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script := PkScript{}
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zeros := [35]byte{}
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script = append(script, zeros[:]...)
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err := WritePkScript(buf, script)
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require.Equal(t, ErrPkScriptTooLong, err)
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data := PkScript{1, 1, 1}
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expectedBytes := []byte{
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3, // First byte encodes the length.
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1, 1, 1, // The actual data.
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}
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err = WritePkScript(buf, data)
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require.NoError(t, err)
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require.Equal(t, expectedBytes, buf.Bytes())
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}
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func TestWriteOutPoint(t *testing.T) {
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buf := new(bytes.Buffer)
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// Create an outpoint with very large index to check the error is
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// returned as expected.
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outpointWrong := wire.OutPoint{Index: math.MaxUint16 + 1}
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err := WriteOutPoint(buf, outpointWrong)
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require.Equal(t, ErrOutpointIndexTooBig(outpointWrong.Index), err)
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// Now check the normal write succeeds.
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hash := chainhash.Hash{1}
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data := wire.OutPoint{Index: 2, Hash: hash}
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expectedBytes := []byte{}
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expectedBytes = append(expectedBytes, hash[:]...)
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expectedBytes = append(expectedBytes, []byte{0, 2}...)
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err = WriteOutPoint(buf, data)
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require.NoError(t, err)
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require.Equal(t, expectedBytes, buf.Bytes())
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}
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func TestWriteTCPAddr(t *testing.T) {
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buf := new(bytes.Buffer)
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testCases := []struct {
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name string
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addr *net.TCPAddr
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expectedErr error
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expectedBytes []byte
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}{
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{
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// Check that the error is returned when nil address is
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// used.
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name: "nil address err",
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addr: nil,
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expectedErr: ErrNilTCPAddress,
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expectedBytes: nil,
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},
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{
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// Check write IPv4.
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name: "write ipv4",
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addr: &net.TCPAddr{
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IP: net.IP{127, 0, 0, 1},
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Port: 8080,
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},
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expectedErr: nil,
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expectedBytes: []byte{
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0x1, // The addressType.
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0x7f, 0x0, 0x0, 0x1, // The IP.
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0x1f, 0x90, // The port (31 * 256 + 144).
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},
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},
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{
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// Check write IPv6.
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name: "write ipv6",
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addr: &net.TCPAddr{
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IP: net.IP{
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1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1,
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},
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Port: 8080,
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},
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expectedErr: nil,
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expectedBytes: []byte{
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0x2, // The addressType.
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// The IP.
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0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1,
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0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1,
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0x1f, 0x90, // The port (31 * 256 + 144).
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},
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},
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}
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for _, tc := range testCases {
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tc := tc
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t.Run(tc.name, func(t *testing.T) {
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oldLen := buf.Len()
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err := WriteTCPAddr(buf, tc.addr)
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require.Equal(t, tc.expectedErr, err)
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bytesWritten := buf.Bytes()[oldLen:buf.Len()]
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require.Equal(t, tc.expectedBytes, bytesWritten)
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})
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}
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}
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func TestWriteOnionAddr(t *testing.T) {
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buf := new(bytes.Buffer)
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testCases := []struct {
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name string
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addr *tor.OnionAddr
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expectedErr error
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expectedBytes []byte
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}{
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{
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// Check that the error is returned when nil address is
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// used.
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name: "nil address err",
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addr: nil,
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expectedErr: ErrNilOnionAddress,
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expectedBytes: nil,
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},
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{
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// Check the error is returned when an invalid onion
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// address is used.
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name: "wrong onion service length",
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addr: &tor.OnionAddr{OnionService: "wrong"},
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expectedErr: ErrUnknownServiceLength,
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expectedBytes: nil,
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},
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{
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// Check when the address has invalid base32 encoding,
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// the error is returned.
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name: "invalid base32 encoding",
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addr: &tor.OnionAddr{
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OnionService: "1234567890123456.onion",
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},
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expectedErr: base32.CorruptInputError(0),
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expectedBytes: nil,
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},
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{
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// Check write onion v2.
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name: "onion address v2",
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addr: &tor.OnionAddr{
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OnionService: "abcdefghijklmnop.onion",
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Port: 9065,
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},
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expectedErr: nil,
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expectedBytes: []byte{
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0x3, // The descriptor.
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0x0, 0x44, 0x32, 0x14, 0xc7, // The host.
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0x42, 0x54, 0xb6, 0x35, 0xcf,
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0x23, 0x69, // The port.
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},
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},
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{
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// Check write onion v3.
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name: "onion address v3",
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addr: &tor.OnionAddr{
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OnionService: "abcdefghij" +
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"abcdefghijabcdefghij" +
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"abcdefghijabcdefghij" +
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"234567.onion",
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Port: 9065,
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},
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expectedErr: nil,
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expectedBytes: []byte{
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0x4, // The descriptor.
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0x0, 0x44, 0x32, 0x14, 0xc7, 0x42, 0x40,
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0x11, 0xc, 0x85, 0x31, 0xd0, 0x90, 0x4,
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0x43, 0x21, 0x4c, 0x74, 0x24, 0x1, 0x10,
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0xc8, 0x53, 0x1d, 0x9, 0x0, 0x44, 0x32,
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0x14, 0xc7, 0x42, 0x75, 0xbe, 0x77, 0xdf,
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0x23, 0x69, // The port.
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},
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},
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}
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for _, tc := range testCases {
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|
tc := tc
|
|
t.Run(tc.name, func(t *testing.T) {
|
|
oldLen := buf.Len()
|
|
|
|
err := WriteOnionAddr(buf, tc.addr)
|
|
require.Equal(t, tc.expectedErr, err)
|
|
|
|
bytesWritten := buf.Bytes()[oldLen:buf.Len()]
|
|
require.Equal(t, tc.expectedBytes, bytesWritten)
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestWriteNetAddrs(t *testing.T) {
|
|
buf := new(bytes.Buffer)
|
|
tcpAddr := &net.TCPAddr{
|
|
IP: net.IP{127, 0, 0, 1},
|
|
Port: 8080,
|
|
}
|
|
onionAddr := &tor.OnionAddr{
|
|
OnionService: "abcdefghijklmnop.onion",
|
|
Port: 9065,
|
|
}
|
|
|
|
testCases := []struct {
|
|
name string
|
|
addr []net.Addr
|
|
|
|
expectedErr error
|
|
expectedBytes []byte
|
|
}{
|
|
{
|
|
// Check that the error is returned when nil address is
|
|
// used.
|
|
name: "nil address err",
|
|
addr: []net.Addr{nil, tcpAddr, onionAddr},
|
|
expectedErr: ErrNilNetAddress,
|
|
expectedBytes: nil,
|
|
},
|
|
{
|
|
// Check empty address slice.
|
|
name: "empty address slice",
|
|
addr: []net.Addr{},
|
|
expectedErr: nil,
|
|
// Use two bytes to encode the address size.
|
|
expectedBytes: []byte{0, 0},
|
|
},
|
|
{
|
|
// Check a successful writes of a slice of addresses.
|
|
name: "two addresses",
|
|
addr: []net.Addr{tcpAddr, onionAddr},
|
|
expectedErr: nil,
|
|
expectedBytes: []byte{
|
|
// 7 bytes for TCP and 13 bytes for onion.
|
|
0x0, 0x14,
|
|
// TCP address.
|
|
0x1, 0x7f, 0x0, 0x0, 0x1, 0x1f, 0x90,
|
|
// Onion address.
|
|
0x3, 0x0, 0x44, 0x32, 0x14, 0xc7, 0x42,
|
|
0x54, 0xb6, 0x35, 0xcf, 0x23, 0x69,
|
|
},
|
|
},
|
|
}
|
|
|
|
for _, tc := range testCases {
|
|
tc := tc
|
|
t.Run(tc.name, func(t *testing.T) {
|
|
oldLen := buf.Len()
|
|
|
|
err := WriteNetAddrs(buf, tc.addr)
|
|
require.Equal(t, tc.expectedErr, err)
|
|
|
|
bytesWritten := buf.Bytes()[oldLen:buf.Len()]
|
|
require.Equal(t, tc.expectedBytes, bytesWritten)
|
|
})
|
|
}
|
|
}
|