@node-dlc/wire
Version:
Lightning Network Wire Protocol
182 lines (174 loc) • 9.14 kB
text/typescript
import { Value } from '@node-dlc/bitcoin';
import * as crypto from '@node-dlc/crypto';
import { expect } from 'chai';
import { AcceptChannelMessage } from '../../lib/messages/AcceptChannelMessage';
describe('AcceptChannelMessage', () => {
// abb00e1f13665a56d7b39917a3afa1a9753191e97541334705e39019c0e3d9b4
const fundingPubKey = Buffer.from(
'029510d1d05474cff7beadffa3175354b148ae6e571f42b893e2a0be33fff57dd0',
'hex',
);
// 9bd2577c3f0d164f0da268d601607038eb97326b3d46575a4f6d5b99dbf1e795
const revocationBasePoint = Buffer.from(
'03811ed4c385aff9b3084be61e66a8e6572e6b88a6835c83debfbdb70d7f5ad251',
'hex',
);
// 162e9fd408a28d7c7cc8a2b02974e0a8a9eea94b2df14c45c41fb638244b2e3e
const paymentBasePoint = Buffer.from(
'02b331b3a6c68de49a28797cb0715ca0955a8ecd56bea30426a6a92997488425ab',
'hex',
);
// ac1efc7f584d738389e46a6456e08af02b7ea5df2e3e8cf4b123c8a2e0be1f32
const delayedPaymentBasePoint = Buffer.from(
'03a895e77d461a6bd13cc9d7c2e193de2fa778e06488e6da38340e4bfcf86f038e',
'hex',
);
// 6809997a638e0432ba2d01785d6b06c2b306a70b5723f82c0f18f2875c6b9aa9
const htlcBasePoint = Buffer.from(
'02e572d67e4fa4337e6f8b69f156cf3631a2f46f380d22ff1d5a431e6aa7becba3',
'hex',
);
// 17099d21ffe31aab6aa6122cf66c3c95a9fd7cd4973700386ae3f842caf3fddb
const firstCommitmentPoint = Buffer.from(
'039889f60bebba5fd2ee18045b3e5e540b46d07acbc768ba8d9ba9e05458ca4d2a',
'hex',
);
describe('serialize', () => {
it('serializes without TLV', () => {
const instance = new AcceptChannelMessage();
instance.temporaryChannelId = Buffer.from(
'0000000000000000000000000000000000000000000000000000000000000000',
'hex',
);
instance.dustLimitSatoshis = Value.fromSats(330);
instance.maxHtlcValueInFlightMsat = Value.fromMilliSats(20000);
instance.channelReserveSatoshis = Value.fromSats(2000);
instance.htlcMinimumMsat = Value.fromMilliSats(200);
instance.minimumDepth = 6;
instance.toSelfDelay = 144;
instance.maxAcceptedHtlcs = 30;
instance.fundingPubKey = fundingPubKey;
instance.revocationBasePoint = revocationBasePoint;
instance.paymentBasePoint = paymentBasePoint;
instance.delayedPaymentBasePoint = delayedPaymentBasePoint;
instance.htlcBasePoint = htlcBasePoint;
instance.firstPerCommitmentPoint = firstCommitmentPoint;
expect(instance.serialize().toString("hex")).to.equal(
"0021" + // type
"0000000000000000000000000000000000000000000000000000000000000000" + // temp_chan_id
"000000000000014a" + // dust_limit_satoshis
"0000000000004e20" + // max_htlc_value_in_flight_msat
"00000000000007d0" + // channel_reserve_satoshis
"00000000000000c8" + // htlc_minimum_msat
"00000006" + // minimum_depth
"0090" + // to_self_delay
"001e" + // max_accepted_htlcs
"029510d1d05474cff7beadffa3175354b148ae6e571f42b893e2a0be33fff57dd0" + // funding_pubkey
"03811ed4c385aff9b3084be61e66a8e6572e6b88a6835c83debfbdb70d7f5ad251" + // revocation_basepoint
"02b331b3a6c68de49a28797cb0715ca0955a8ecd56bea30426a6a92997488425ab" + // payment_basepoint
"03a895e77d461a6bd13cc9d7c2e193de2fa778e06488e6da38340e4bfcf86f038e" + // delayed_payment_basepoint
"02e572d67e4fa4337e6f8b69f156cf3631a2f46f380d22ff1d5a431e6aa7becba3" + // htlc_basepoint
"039889f60bebba5fd2ee18045b3e5e540b46d07acbc768ba8d9ba9e05458ca4d2a" // first_per_commitment_point
); // prettier-ignore
});
it('serializes with TLV', () => {
const instance = new AcceptChannelMessage();
instance.temporaryChannelId = Buffer.from(
'0000000000000000000000000000000000000000000000000000000000000000',
'hex',
);
instance.dustLimitSatoshis = Value.fromSats(330);
instance.maxHtlcValueInFlightMsat = Value.fromMilliSats(20000);
instance.channelReserveSatoshis = Value.fromSats(2000);
instance.htlcMinimumMsat = Value.fromMilliSats(200);
instance.minimumDepth = 6;
instance.toSelfDelay = 144;
instance.maxAcceptedHtlcs = 30;
instance.fundingPubKey = fundingPubKey;
instance.revocationBasePoint = revocationBasePoint;
instance.paymentBasePoint = paymentBasePoint;
instance.delayedPaymentBasePoint = delayedPaymentBasePoint;
instance.htlcBasePoint = htlcBasePoint;
instance.firstPerCommitmentPoint = firstCommitmentPoint;
instance.upfrontShutdownScript = Buffer.concat([
Buffer.from([0x00]),
crypto.hash160(paymentBasePoint),
] as any);
expect(instance.serialize().toString("hex")).to.equal(
"0021" + // type
"0000000000000000000000000000000000000000000000000000000000000000" + // temp_chan_id
"000000000000014a" + // dust_limit_satoshis
"0000000000004e20" + // max_htlc_value_in_flight_msat
"00000000000007d0" + // channel_reserve_satoshis
"00000000000000c8" + // htlc_minimum_msat
"00000006" + // minimum_depth
"0090" + // to_self_delay
"001e" + // max_accepted_htlcs
"029510d1d05474cff7beadffa3175354b148ae6e571f42b893e2a0be33fff57dd0" + // funding_pubkey
"03811ed4c385aff9b3084be61e66a8e6572e6b88a6835c83debfbdb70d7f5ad251" + // revocation_basepoint
"02b331b3a6c68de49a28797cb0715ca0955a8ecd56bea30426a6a92997488425ab" + // payment_basepoint
"03a895e77d461a6bd13cc9d7c2e193de2fa778e06488e6da38340e4bfcf86f038e" + // delayed_payment_basepoint
"02e572d67e4fa4337e6f8b69f156cf3631a2f46f380d22ff1d5a431e6aa7becba3" + // htlc_basepoint
"039889f60bebba5fd2ee18045b3e5e540b46d07acbc768ba8d9ba9e05458ca4d2a" + // first_per_commitment_point
"00" + // tlv type 0 (upfront_shutdown_script)
"15" + // tlv length 21 bytes
"00a41a8527eab06efc0a8df57045d247784a071e23" // p2wpkh
); // prettier-ignore
});
});
describe('deserialize', () => {
it('deserializes', () => {
const buf = Buffer.from(
"0020" + // type
"0000000000000000000000000000000000000000000000000000000000000000" + // temp_chan_id
"000000000000014a" + // dust_limit_satoshis
"0000000000004e20" + // max_htlc_value_in_flight_msat
"00000000000007d0" + // channel_reserve_satoshis
"00000000000000c8" + // htlc_minimum_msat
"00000006" + // minimum_depth
"0090" + // to_self_delay
"001e" + // max_accepted_htlcs
"029510d1d05474cff7beadffa3175354b148ae6e571f42b893e2a0be33fff57dd0" + // funding_pubkey
"03811ed4c385aff9b3084be61e66a8e6572e6b88a6835c83debfbdb70d7f5ad251" + // revocation_basepoint
"02b331b3a6c68de49a28797cb0715ca0955a8ecd56bea30426a6a92997488425ab" + // payment_basepoint
"03a895e77d461a6bd13cc9d7c2e193de2fa778e06488e6da38340e4bfcf86f038e" + // delayed_payment_basepoint
"02e572d67e4fa4337e6f8b69f156cf3631a2f46f380d22ff1d5a431e6aa7becba3" + // htlc_basepoint
"039889f60bebba5fd2ee18045b3e5e540b46d07acbc768ba8d9ba9e05458ca4d2a" + // first_per_commitment_point
"00" + // tlv type 0 (upfront_shutdown_script)
"15" + // tlv length 21 bytes
"00a41a8527eab06efc0a8df57045d247784a071e23" // p2wpkh
, "hex"
); // prettier-ignore
const instance = AcceptChannelMessage.deserialize(buf);
expect(instance.temporaryChannelId).to.deep.equal(
Buffer.from(
'0000000000000000000000000000000000000000000000000000000000000000',
'hex',
),
);
expect(instance.dustLimitSatoshis.sats).to.equal(BigInt(330));
expect(instance.maxHtlcValueInFlightMsat.msats).to.equal(BigInt(20000));
expect(instance.channelReserveSatoshis.sats).to.equal(BigInt(2000));
expect(instance.htlcMinimumMsat.msats).to.equal(BigInt(200));
expect(instance.minimumDepth).to.equal(6);
expect(instance.toSelfDelay).to.equal(144);
expect(instance.maxAcceptedHtlcs).to.equal(30);
expect(instance.fundingPubKey).to.deep.equal(fundingPubKey);
expect(instance.revocationBasePoint).to.deep.equal(revocationBasePoint);
expect(instance.paymentBasePoint).to.deep.equal(paymentBasePoint);
expect(instance.delayedPaymentBasePoint).to.deep.equal(
delayedPaymentBasePoint,
);
expect(instance.htlcBasePoint).to.deep.equal(htlcBasePoint);
expect(instance.firstPerCommitmentPoint).to.deep.equal(
firstCommitmentPoint,
);
expect(instance.upfrontShutdownScript).to.deep.equal(
Buffer.concat([
Buffer.from([0x00]),
crypto.hash160(paymentBasePoint),
] as any),
);
});
});
});