autopilot: TestConstrainedPrefAttachmentNeedMoreChan->TestConstraintsChannelBudget
Since the constraints are no longer something the heuristic needs to be aware of, we move the test.
This commit is contained in:
Johan T. Halseth
parent
0e1713956b
commit
fbfc9a53af
166
autopilot/agent_constraints_test.go
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166
autopilot/agent_constraints_test.go
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@ -0,0 +1,166 @@
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package autopilot
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import (
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"testing"
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"time"
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prand "math/rand"
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"github.com/btcsuite/btcutil"
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"github.com/lightningnetwork/lnd/lnwire"
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)
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func TestConstraintsChannelBudget(t *testing.T) {
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t.Parallel()
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prand.Seed(time.Now().Unix())
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const (
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minChanSize = 0
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maxChanSize = btcutil.Amount(btcutil.SatoshiPerBitcoin)
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chanLimit = 3
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threshold = 0.5
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)
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constraints := NewConstraints(
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minChanSize,
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maxChanSize,
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chanLimit,
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0,
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threshold,
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)
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randChanID := func() lnwire.ShortChannelID {
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return lnwire.NewShortChanIDFromInt(uint64(prand.Int63()))
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}
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testCases := []struct {
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channels []Channel
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walletAmt btcutil.Amount
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needMore bool
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amtAvailable btcutil.Amount
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numMore uint32
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}{
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// Many available funds, but already have too many active open
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// channels.
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{
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[]Channel{
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{
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ChanID: randChanID(),
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Capacity: btcutil.Amount(prand.Int31()),
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},
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{
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ChanID: randChanID(),
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Capacity: btcutil.Amount(prand.Int31()),
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},
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{
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ChanID: randChanID(),
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Capacity: btcutil.Amount(prand.Int31()),
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},
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},
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btcutil.Amount(btcutil.SatoshiPerBitcoin * 10),
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false,
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0,
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0,
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},
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// Ratio of funds in channels and total funds meets the
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// threshold.
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{
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[]Channel{
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{
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ChanID: randChanID(),
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Capacity: btcutil.Amount(btcutil.SatoshiPerBitcoin),
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},
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{
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ChanID: randChanID(),
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Capacity: btcutil.Amount(btcutil.SatoshiPerBitcoin),
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},
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},
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btcutil.Amount(btcutil.SatoshiPerBitcoin * 2),
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false,
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0,
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0,
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},
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// Ratio of funds in channels and total funds is below the
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// threshold. We have 10 BTC allocated amongst channels and
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// funds, atm. We're targeting 50%, so 5 BTC should be
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// allocated. Only 1 BTC is atm, so 4 BTC should be
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// recommended. We should also request 2 more channels as the
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// limit is 3.
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{
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[]Channel{
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{
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ChanID: randChanID(),
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Capacity: btcutil.Amount(btcutil.SatoshiPerBitcoin),
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},
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},
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btcutil.Amount(btcutil.SatoshiPerBitcoin * 9),
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true,
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btcutil.Amount(btcutil.SatoshiPerBitcoin * 4),
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2,
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},
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// Ratio of funds in channels and total funds is below the
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// threshold. We have 14 BTC total amongst the wallet's
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// balance, and our currently opened channels. Since we're
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// targeting a 50% allocation, we should commit 7 BTC. The
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// current channels commit 4 BTC, so we should expected 3 BTC
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// to be committed. We should only request a single additional
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// channel as the limit is 3.
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{
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[]Channel{
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{
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ChanID: randChanID(),
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Capacity: btcutil.Amount(btcutil.SatoshiPerBitcoin),
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},
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{
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ChanID: randChanID(),
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Capacity: btcutil.Amount(btcutil.SatoshiPerBitcoin * 3),
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},
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},
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btcutil.Amount(btcutil.SatoshiPerBitcoin * 10),
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true,
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btcutil.Amount(btcutil.SatoshiPerBitcoin * 3),
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1,
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},
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// Ratio of funds in channels and total funds is above the
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// threshold.
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{
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[]Channel{
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{
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ChanID: randChanID(),
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Capacity: btcutil.Amount(btcutil.SatoshiPerBitcoin),
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},
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{
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ChanID: randChanID(),
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Capacity: btcutil.Amount(btcutil.SatoshiPerBitcoin),
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},
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},
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btcutil.Amount(btcutil.SatoshiPerBitcoin),
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false,
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0,
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0,
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},
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}
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for i, testCase := range testCases {
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amtToAllocate, numMore := constraints.ChannelBudget(
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testCase.channels, testCase.walletAmt,
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)
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if amtToAllocate != testCase.amtAvailable {
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t.Fatalf("test #%v: expected %v, got %v",
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i, testCase.amtAvailable, amtToAllocate)
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}
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if numMore != testCase.numMore {
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t.Fatalf("test #%v: expected %v, got %v",
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i, testCase.numMore, numMore)
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}
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}
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}
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@ -12,170 +12,8 @@ import (
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"github.com/btcsuite/btcd/btcec"
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"github.com/btcsuite/btcutil"
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"github.com/lightningnetwork/lnd/channeldb"
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"github.com/lightningnetwork/lnd/lnwire"
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)
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func TestConstrainedPrefAttachmentNeedMoreChan(t *testing.T) {
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t.Parallel()
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prand.Seed(time.Now().Unix())
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const (
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minChanSize = 0
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maxChanSize = btcutil.Amount(btcutil.SatoshiPerBitcoin)
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chanLimit = 3
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threshold = 0.5
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)
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constraints := NewConstraints(
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minChanSize,
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maxChanSize,
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chanLimit,
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0,
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threshold,
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)
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randChanID := func() lnwire.ShortChannelID {
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return lnwire.NewShortChanIDFromInt(uint64(prand.Int63()))
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}
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testCases := []struct {
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channels []Channel
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walletAmt btcutil.Amount
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needMore bool
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amtAvailable btcutil.Amount
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numMore uint32
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}{
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// Many available funds, but already have too many active open
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// channels.
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{
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[]Channel{
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{
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ChanID: randChanID(),
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Capacity: btcutil.Amount(prand.Int31()),
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},
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{
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ChanID: randChanID(),
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Capacity: btcutil.Amount(prand.Int31()),
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},
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{
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ChanID: randChanID(),
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Capacity: btcutil.Amount(prand.Int31()),
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},
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},
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btcutil.Amount(btcutil.SatoshiPerBitcoin * 10),
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false,
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0,
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0,
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},
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// Ratio of funds in channels and total funds meets the
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// threshold.
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{
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[]Channel{
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{
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ChanID: randChanID(),
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Capacity: btcutil.Amount(btcutil.SatoshiPerBitcoin),
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},
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{
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ChanID: randChanID(),
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Capacity: btcutil.Amount(btcutil.SatoshiPerBitcoin),
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},
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},
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btcutil.Amount(btcutil.SatoshiPerBitcoin * 2),
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false,
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0,
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0,
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},
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// Ratio of funds in channels and total funds is below the
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// threshold. We have 10 BTC allocated amongst channels and
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// funds, atm. We're targeting 50%, so 5 BTC should be
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// allocated. Only 1 BTC is atm, so 4 BTC should be
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// recommended. We should also request 2 more channels as the
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// limit is 3.
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{
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[]Channel{
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{
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ChanID: randChanID(),
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Capacity: btcutil.Amount(btcutil.SatoshiPerBitcoin),
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},
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},
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btcutil.Amount(btcutil.SatoshiPerBitcoin * 9),
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true,
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btcutil.Amount(btcutil.SatoshiPerBitcoin * 4),
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2,
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},
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// Ratio of funds in channels and total funds is below the
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// threshold. We have 14 BTC total amongst the wallet's
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// balance, and our currently opened channels. Since we're
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// targeting a 50% allocation, we should commit 7 BTC. The
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// current channels commit 4 BTC, so we should expected 3 BTC
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// to be committed. We should only request a single additional
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// channel as the limit is 3.
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{
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[]Channel{
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{
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ChanID: randChanID(),
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Capacity: btcutil.Amount(btcutil.SatoshiPerBitcoin),
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},
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{
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ChanID: randChanID(),
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Capacity: btcutil.Amount(btcutil.SatoshiPerBitcoin * 3),
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},
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},
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btcutil.Amount(btcutil.SatoshiPerBitcoin * 10),
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true,
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btcutil.Amount(btcutil.SatoshiPerBitcoin * 3),
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1,
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},
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// Ratio of funds in channels and total funds is above the
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// threshold.
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{
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[]Channel{
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{
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ChanID: randChanID(),
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Capacity: btcutil.Amount(btcutil.SatoshiPerBitcoin),
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},
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{
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ChanID: randChanID(),
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Capacity: btcutil.Amount(btcutil.SatoshiPerBitcoin),
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},
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},
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btcutil.Amount(btcutil.SatoshiPerBitcoin),
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false,
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0,
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0,
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},
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}
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prefAttach := NewConstrainedPrefAttachment(constraints)
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for i, testCase := range testCases {
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amtToAllocate, numMore, needMore := prefAttach.NeedMoreChans(
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testCase.channels, testCase.walletAmt,
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)
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if amtToAllocate != testCase.amtAvailable {
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t.Fatalf("test #%v: expected %v, got %v",
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i, testCase.amtAvailable, amtToAllocate)
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}
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if needMore != testCase.needMore {
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t.Fatalf("test #%v: expected %v, got %v",
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i, testCase.needMore, needMore)
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}
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if numMore != testCase.numMore {
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t.Fatalf("test #%v: expected %v, got %v",
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i, testCase.numMore, numMore)
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}
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}
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}
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type genGraphFunc func() (testGraph, func(), error)
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type testGraph interface {
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