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@ -14,6 +14,7 @@ import (
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"github.com/lightningnetwork/lnd/lntypes"
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"github.com/lightningnetwork/lnd/lnwire"
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"github.com/lightningnetwork/lnd/routing/route"
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"github.com/stretchr/testify/require"
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)
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// TestAutoLoopDisabled tests the case where we need to perform a swap, but
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@ -307,6 +308,156 @@ func TestAutoLoopEnabled(t *testing.T) {
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c.stop()
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}
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// TestAutoloopAddress tests that the custom destination address feature for
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// loop out behaves as expected.
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func TestAutoloopAddress(t *testing.T) {
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defer test.Guard(t)()
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// Decode a dummy p2wkh address to use as the destination address for
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// the swaps.
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p2wkhAddr := "bcrt1qq68r6ff4k4pjx39efs44gcyccf7unqnu5qtjjz"
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addr, err := btcutil.DecodeAddress(p2wkhAddr, nil)
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if err != nil {
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t.Error(err)
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}
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var (
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channels = []lndclient.ChannelInfo{
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channel1, channel2,
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}
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swapFeePPM uint64 = 1000
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routeFeePPM uint64 = 1000
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prepayFeePPM uint64 = 1000
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prepayAmount = btcutil.Amount(20000)
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maxMiner = btcutil.Amount(20000)
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// Create some dummy parameters for autoloop and also specify an
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// destination address.
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params = Parameters{
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Autoloop: true,
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AutoFeeBudget: 40066,
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DestAddr: addr,
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AutoFeeStartDate: testTime,
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MaxAutoInFlight: 2,
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FailureBackOff: time.Hour,
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SweepConfTarget: 10,
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FeeLimit: NewFeeCategoryLimit(
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swapFeePPM, routeFeePPM, prepayFeePPM, maxMiner,
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prepayAmount, 20000,
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),
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ChannelRules: map[lnwire.ShortChannelID]*SwapRule{
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chanID1: chanRule,
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chanID2: chanRule,
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},
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HtlcConfTarget: defaultHtlcConfTarget,
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}
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)
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c := newAutoloopTestCtx(t, params, channels, testRestrictions)
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c.start()
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// Get parameters from manager and verify that address is set correctly.
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params = c.manager.GetParameters()
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require.Equal(t, params.DestAddr, addr)
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// Calculate our maximum allowed fees and create quotes that fall within
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// our budget.
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var (
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amt = chan1Rec.Amount
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maxSwapFee = ppmToSat(amt, swapFeePPM)
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quote1 = &loop.LoopOutQuote{
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SwapFee: maxSwapFee,
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PrepayAmount: prepayAmount - 10,
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MinerFee: maxMiner - 10,
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}
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quote2 = &loop.LoopOutQuote{
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SwapFee: maxSwapFee,
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PrepayAmount: prepayAmount - 20,
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MinerFee: maxMiner - 10,
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}
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quoteRequest = &loop.LoopOutQuoteRequest{
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Amount: amt,
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SweepConfTarget: params.SweepConfTarget,
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}
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quotes = []quoteRequestResp{
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{
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request: quoteRequest,
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quote: quote1,
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},
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{
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request: quoteRequest,
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quote: quote2,
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},
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}
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maxRouteFee = ppmToSat(amt, routeFeePPM)
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chan1Swap = &loop.OutRequest{
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Amount: amt,
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// Define the expected destination address.
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DestAddr: addr,
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MaxSwapRoutingFee: maxRouteFee,
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MaxPrepayRoutingFee: ppmToSat(
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quote1.PrepayAmount, prepayFeePPM,
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),
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MaxSwapFee: quote1.SwapFee,
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MaxPrepayAmount: quote1.PrepayAmount,
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MaxMinerFee: maxMiner,
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SweepConfTarget: params.SweepConfTarget,
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OutgoingChanSet: loopdb.ChannelSet{chanID1.ToUint64()},
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Label: labels.AutoloopLabel(swap.TypeOut),
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Initiator: autoloopSwapInitiator,
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}
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chan2Swap = &loop.OutRequest{
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Amount: amt,
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// Define the expected destination address.
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DestAddr: addr,
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MaxSwapRoutingFee: maxRouteFee,
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MaxPrepayRoutingFee: ppmToSat(
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quote2.PrepayAmount, routeFeePPM,
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),
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MaxSwapFee: quote2.SwapFee,
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MaxPrepayAmount: quote2.PrepayAmount,
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MaxMinerFee: maxMiner,
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SweepConfTarget: params.SweepConfTarget,
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OutgoingChanSet: loopdb.ChannelSet{chanID2.ToUint64()},
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Label: labels.AutoloopLabel(swap.TypeOut),
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Initiator: autoloopSwapInitiator,
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}
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loopOuts = []loopOutRequestResp{
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{
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request: chan1Swap,
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response: &loop.LoopOutSwapInfo{
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SwapHash: lntypes.Hash{1},
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},
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},
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{
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request: chan2Swap,
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response: &loop.LoopOutSwapInfo{
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SwapHash: lntypes.Hash{2},
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},
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},
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}
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)
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step := &autoloopStep{
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minAmt: 1,
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maxAmt: amt + 1,
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quotesOut: quotes,
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expectedOut: loopOuts,
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}
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c.autoloop(step)
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c.stop()
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}
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// TestCompositeRules tests the case where we have rules set on a per peer
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// and per channel basis, and perform swaps for both targets.
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func TestCompositeRules(t *testing.T) {
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