lightning
Version:
Lightning Network client library
234 lines (217 loc) • 6.29 kB
JavaScript
const {deepStrictEqual} = require('node:assert').strict;
const EventEmitter = require('node:events');
const {rejects} = require('node:assert').strict;
const test = require('node:test');
const {payViaPaymentRequest} = require('./../../../');
const makePaymentData = overrides => {
const data = {
creation_date: '1',
creation_time_ns: '0',
failure_reason: 'FAILURE_REASON_TIMEOUT',
fee_msat: '1000',
fee_sat: '1',
htlcs: [{
attempt_time_ns: '1000000',
failure: {
channel_update: {
base_fee: '1000',
chain_hash: Buffer.alloc(32),
chan_id: '1',
channel_flags: 1,
extra_opaque_data: Buffer.alloc(1),
fee_rate: 1,
htlc_maximum_msat: '1000',
htlc_minimum_msat: '1000',
message_flags: 1,
signature: Buffer.alloc(71),
time_lock_delta: 1,
timestamp: 1,
},
code: 'UNREADABLE_FAILURE',
failure_source_index1: 1,
height: 1,
htlc_msat: '1000',
},
resolve_time_ns: '1000000',
route: {
hops: [{
amt_to_forward_msat: '1000',
chan_id: '1',
chan_capacity: 1,
expiry: 1,
fee_msat: '1000',
mpp_record: {
payment_addr: Buffer.alloc(32),
total_amt_msat: '1000',
},
pub_key: Buffer.alloc(33).toString('hex'),
tlv_payload: true,
}],
total_amt: '1',
total_amt_msat: '1000',
total_fees: '1',
total_fees_msat: '1000',
total_time_lock: 1,
},
status: 'FAILED',
}],
path: [Buffer.alloc(33).toString('hex'), Buffer.alloc(33).toString('hex')],
payment_hash: Buffer.alloc(32).toString('hex'),
payment_index: '1',
payment_preimage: Buffer.alloc(32).toString('hex'),
payment_request: 'lntb1500n1pdn4czkpp5ugdqer05qrrxuchrzkcue94th9w2xzasp9qm7d0yxcgp4uh4kn4qdpa2fjkzep6yprkcmmzv9kzqsmj09c8gmmrw4e8yetwvdujq5n9va6kcct5d9hkucqzysdlghdpua7uvjjkcfj49psxtlqzkp5pdncffdfk2cp3mp76thrl29qhqgzufm503pjj96586n5w6edgw3n66j4rxxs707y4zdjuhyt6qqe5weu4',
status: 'FAILED',
value: '1',
value_msat: '1000',
value_sat: '1',
};
Object.keys(overrides).forEach(k => data[k] = overrides[k]);
return data;
};
const makeLnd = args => {
return {
default: {
getInfo: ({}, cbk) => {
return cbk(null, {
alias: 'alias',
best_header_timestamp: 1,
block_hash: '00',
block_height: 1,
chains: [{chain: 'chain', network: 'network'}],
color: '#000000',
features: {'1': {is_known: true, is_required: false}},
identity_pubkey: Buffer.alloc(33).toString('hex'),
num_active_channels: 1,
num_peers: 1,
num_pending_channels: 1,
synced_to_chain: true,
uris: [],
version: 'version',
});
},
},
router: {
sendPaymentV2: ({}) => {
const data = args.data || makePaymentData({});
const emitter = new EventEmitter();
if (!!args.is_end) {
process.nextTick(() => emitter.emit('end'));
} else if (!!args.err) {
process.nextTick(() => emitter.emit('error', args.err));
} else {
process.nextTick(() => emitter.emit('data', data));
}
return emitter;
},
},
};
};
const makeArgs = overrides => {
const args = {
lnd: makeLnd({}),
request: 'lntb1500n1pdn4czkpp5ugdqer05qrrxuchrzkcue94th9w2xzasp9qm7d0yxcgp4uh4kn4qdpa2fjkzep6yprkcmmzv9kzqsmj09c8gmmrw4e8yetwvdujq5n9va6kcct5d9hkucqzysdlghdpua7uvjjkcfj49psxtlqzkp5pdncffdfk2cp3mp76thrl29qhqgzufm503pjj96586n5w6edgw3n66j4rxxs707y4zdjuhyt6qqe5weu4',
};
Object.keys(overrides).forEach(k => args[k] = overrides[k]);
return args;
};
const makeExpectedPayment = ({}) => {
return {
failed: undefined,
is_confirmed: true,
is_failed: false,
is_pending: false,
payment: {
fee: 0,
fee_mtokens: '1',
hops: [{
channel: '0x0x1',
channel_capacity: 1,
fee: 0,
fee_mtokens: '1',
forward: 0,
forward_mtokens: '1',
public_key: 'b',
timeout: 1,
}],
id: '66687aadf862bd776c8fc18b8e9f8e20089714856ee233b3902a591d0d5f2925',
paths: [{
fee: 0,
fee_mtokens: '1',
hops: [{
channel: '0x0x1',
channel_capacity: 1,
fee: 0,
fee_mtokens: '1',
forward: 0,
forward_mtokens: '1',
public_key: 'b',
timeout: 1
}],
mtokens: '1',
safe_fee: 1,
safe_tokens: 1,
timeout: 1,
tokens: 0,
}],
mtokens: '1',
safe_fee: 1,
safe_tokens: 1,
secret: Buffer.alloc(32).toString('hex'),
timeout: 1,
tokens: 0,
},
};
};
const makeLegacyConfirmed = ({}) => {
return {
htlcs: [],
preimage: Buffer.alloc(32),
route: {
hops: [{
amt_to_forward_msat: '1',
chan_capacity: '1',
chan_id: '1',
expiry: 1,
fee_msat: '1',
pub_key: 'b',
}],
total_amt_msat: '1',
total_fees_msat: '1',
total_time_lock: 1,
},
state: 'SUCCEEDED',
};
};
const tests = [
{
args: makeArgs({lnd: undefined}),
description: 'LND is required',
error: [400, 'ExpectedAuthenticatedLndToPayPaymentRequest'],
},
{
args: makeArgs({request: undefined}),
description: 'A request is required',
error: [400, 'ExpectedPaymentRequestToPayViaPaymentRequest'],
},
{
args: makeArgs({lnd: makeLnd({err: 'err'})}),
description: 'Unexpected errors are returned',
error: [503, 'UnexpectedPaymentError', {err: 'err'}],
},
{
args: makeArgs({}),
description: 'A payment attempt times out',
error: [503, 'PaymentAttemptsTimedOut'],
},
];
tests.forEach(({args, description, error, expected}) => {
return test(description, async () => {
if (!!error) {
await rejects(() => payViaPaymentRequest(args), error, 'Got error');
} else {
const payment = await payViaPaymentRequest(args);
deepStrictEqual(payment, expected.payment, 'Got expected payment');
}
return;
});
});