itest: move balance related tests into one file
This commit is contained in:
yyforyongyu
parent
9337f94f0d
commit
a20f857987
281
lntest/itest/lnd_channel_balance_test.go
Normal file
281
lntest/itest/lnd_channel_balance_test.go
Normal file
@ -0,0 +1,281 @@
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package itest
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import (
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"context"
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"fmt"
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"github.com/btcsuite/btcutil"
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"github.com/lightningnetwork/lnd/chainreg"
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"github.com/lightningnetwork/lnd/funding"
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"github.com/lightningnetwork/lnd/lnrpc"
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"github.com/lightningnetwork/lnd/lnrpc/routerrpc"
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"github.com/lightningnetwork/lnd/lntest"
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"github.com/lightningnetwork/lnd/lntest/wait"
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"github.com/lightningnetwork/lnd/lnwire"
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"github.com/stretchr/testify/require"
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)
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// testChannelBalance creates a new channel between Alice and Bob, then checks
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// channel balance to be equal amount specified while creation of channel.
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func testChannelBalance(net *lntest.NetworkHarness, t *harnessTest) {
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ctxb := context.Background()
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// Open a channel with 0.16 BTC between Alice and Bob, ensuring the
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// channel has been opened properly.
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amount := funding.MaxBtcFundingAmount
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// Creates a helper closure to be used below which asserts the proper
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// response to a channel balance RPC.
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checkChannelBalance := func(node *lntest.HarnessNode,
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local, remote btcutil.Amount) {
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expectedResponse := &lnrpc.ChannelBalanceResponse{
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LocalBalance: &lnrpc.Amount{
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Sat: uint64(local),
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Msat: uint64(lnwire.NewMSatFromSatoshis(local)),
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},
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RemoteBalance: &lnrpc.Amount{
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Sat: uint64(remote),
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Msat: uint64(lnwire.NewMSatFromSatoshis(
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remote,
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)),
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},
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UnsettledLocalBalance: &lnrpc.Amount{},
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UnsettledRemoteBalance: &lnrpc.Amount{},
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PendingOpenLocalBalance: &lnrpc.Amount{},
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PendingOpenRemoteBalance: &lnrpc.Amount{},
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// Deprecated fields.
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Balance: int64(local),
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}
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assertChannelBalanceResp(t, node, expectedResponse)
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}
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// Before beginning, make sure alice and bob are connected.
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ctxt, _ := context.WithTimeout(ctxb, defaultTimeout)
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net.EnsureConnected(ctxt, t.t, net.Alice, net.Bob)
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ctxt, _ = context.WithTimeout(ctxb, channelOpenTimeout)
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chanPoint := openChannelAndAssert(
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ctxt, t, net, net.Alice, net.Bob,
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lntest.OpenChannelParams{
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Amt: amount,
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},
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)
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// Wait for both Alice and Bob to recognize this new channel.
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ctxt, _ = context.WithTimeout(ctxb, defaultTimeout)
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err := net.Alice.WaitForNetworkChannelOpen(ctxt, chanPoint)
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if err != nil {
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t.Fatalf("alice didn't advertise channel before "+
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"timeout: %v", err)
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}
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ctxt, _ = context.WithTimeout(ctxb, defaultTimeout)
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err = net.Bob.WaitForNetworkChannelOpen(ctxt, chanPoint)
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if err != nil {
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t.Fatalf("bob didn't advertise channel before "+
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"timeout: %v", err)
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}
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cType, err := channelCommitType(net.Alice, chanPoint)
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if err != nil {
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t.Fatalf("unable to get channel type: %v", err)
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}
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// As this is a single funder channel, Alice's balance should be
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// exactly 0.5 BTC since now state transitions have taken place yet.
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checkChannelBalance(net.Alice, amount-cType.calcStaticFee(0), 0)
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// Ensure Bob currently has no available balance within the channel.
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checkChannelBalance(net.Bob, 0, amount-cType.calcStaticFee(0))
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// Finally close the channel between Alice and Bob, asserting that the
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// channel has been properly closed on-chain.
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ctxt, _ = context.WithTimeout(ctxb, channelCloseTimeout)
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closeChannelAndAssert(ctxt, t, net, net.Alice, chanPoint, false)
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}
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// testChannelUnsettledBalance will test that the UnsettledBalance field
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// is updated according to the number of Pending Htlcs.
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// Alice will send Htlcs to Carol while she is in hodl mode. This will result
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// in a build of pending Htlcs. We expect the channels unsettled balance to
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// equal the sum of all the Pending Htlcs.
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func testChannelUnsettledBalance(net *lntest.NetworkHarness, t *harnessTest) {
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const chanAmt = btcutil.Amount(1000000)
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ctxb := context.Background()
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// Creates a helper closure to be used below which asserts the proper
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// response to a channel balance RPC.
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checkChannelBalance := func(node *lntest.HarnessNode,
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local, remote, unsettledLocal, unsettledRemote btcutil.Amount) {
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expectedResponse := &lnrpc.ChannelBalanceResponse{
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LocalBalance: &lnrpc.Amount{
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Sat: uint64(local),
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Msat: uint64(lnwire.NewMSatFromSatoshis(
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local,
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)),
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},
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RemoteBalance: &lnrpc.Amount{
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Sat: uint64(remote),
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Msat: uint64(lnwire.NewMSatFromSatoshis(
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remote,
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)),
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},
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UnsettledLocalBalance: &lnrpc.Amount{
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Sat: uint64(unsettledLocal),
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Msat: uint64(lnwire.NewMSatFromSatoshis(
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unsettledLocal,
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)),
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},
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UnsettledRemoteBalance: &lnrpc.Amount{
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Sat: uint64(unsettledRemote),
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Msat: uint64(lnwire.NewMSatFromSatoshis(
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unsettledRemote,
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)),
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},
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PendingOpenLocalBalance: &lnrpc.Amount{},
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PendingOpenRemoteBalance: &lnrpc.Amount{},
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// Deprecated fields.
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Balance: int64(local),
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}
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assertChannelBalanceResp(t, node, expectedResponse)
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}
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// Create carol in hodl mode.
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carol := net.NewNode(t.t, "Carol", []string{"--hodl.exit-settle"})
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defer shutdownAndAssert(net, t, carol)
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// Connect Alice to Carol.
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ctxt, _ := context.WithTimeout(ctxb, defaultTimeout)
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net.ConnectNodes(ctxb, t.t, net.Alice, carol)
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// Open a channel between Alice and Carol.
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ctxt, _ = context.WithTimeout(ctxb, channelOpenTimeout)
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chanPointAlice := openChannelAndAssert(
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ctxt, t, net, net.Alice, carol,
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lntest.OpenChannelParams{
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Amt: chanAmt,
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},
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)
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// Wait for Alice and Carol to receive the channel edge from the
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// funding manager.
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ctxt, _ = context.WithTimeout(ctxb, defaultTimeout)
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err := net.Alice.WaitForNetworkChannelOpen(ctxt, chanPointAlice)
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if err != nil {
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t.Fatalf("alice didn't see the alice->carol channel before "+
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"timeout: %v", err)
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}
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ctxt, _ = context.WithTimeout(ctxb, defaultTimeout)
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err = carol.WaitForNetworkChannelOpen(ctxt, chanPointAlice)
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if err != nil {
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t.Fatalf("alice didn't see the alice->carol channel before "+
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"timeout: %v", err)
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}
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cType, err := channelCommitType(net.Alice, chanPointAlice)
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require.NoError(t.t, err, "unable to get channel type")
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// Check alice's channel balance, which should have zero remote and zero
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// pending balance.
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checkChannelBalance(net.Alice, chanAmt-cType.calcStaticFee(0), 0, 0, 0)
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// Check carol's channel balance, which should have zero local and zero
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// pending balance.
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checkChannelBalance(carol, 0, chanAmt-cType.calcStaticFee(0), 0, 0)
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// Channel should be ready for payments.
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const (
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payAmt = 100
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numInvoices = 6
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)
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// Simulateneously send numInvoices payments from Alice to Carol.
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carolPubKey := carol.PubKey[:]
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errChan := make(chan error)
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for i := 0; i < numInvoices; i++ {
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go func() {
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ctxt, _ = context.WithTimeout(ctxb, defaultTimeout)
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_, err := net.Alice.RouterClient.SendPaymentV2(ctxt,
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&routerrpc.SendPaymentRequest{
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Dest: carolPubKey,
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Amt: int64(payAmt),
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PaymentHash: makeFakePayHash(t),
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FinalCltvDelta: chainreg.DefaultBitcoinTimeLockDelta,
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TimeoutSeconds: 60,
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FeeLimitMsat: noFeeLimitMsat,
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})
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if err != nil {
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errChan <- err
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}
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}()
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}
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// Test that the UnsettledBalance for both Alice and Carol
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// is equal to the amount of invoices * payAmt.
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var unsettledErr error
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nodes := []*lntest.HarnessNode{net.Alice, carol}
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err = wait.Predicate(func() bool {
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// There should be a number of PendingHtlcs equal
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// to the amount of Invoices sent.
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unsettledErr = assertNumActiveHtlcs(nodes, numInvoices)
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if unsettledErr != nil {
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return false
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}
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// Set the amount expected for the Unsettled Balance for
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// this channel.
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expectedBalance := numInvoices * payAmt
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// Check each nodes UnsettledBalance field.
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for _, node := range nodes {
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// Get channel info for the node.
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ctxt, _ = context.WithTimeout(ctxb, defaultTimeout)
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chanInfo, err := getChanInfo(ctxt, node)
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if err != nil {
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unsettledErr = err
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return false
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}
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// Check that UnsettledBalance is what we expect.
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if int(chanInfo.UnsettledBalance) != expectedBalance {
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unsettledErr = fmt.Errorf("unsettled balance failed "+
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"expected: %v, received: %v", expectedBalance,
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chanInfo.UnsettledBalance)
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return false
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}
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}
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return true
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}, defaultTimeout)
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if err != nil {
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t.Fatalf("unsettled balace error: %v", unsettledErr)
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}
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// Check for payment errors.
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select {
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case err := <-errChan:
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t.Fatalf("payment error: %v", err)
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default:
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}
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// Check alice's channel balance, which should have a remote unsettled
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// balance that equals to the amount of invoices * payAmt. The remote
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// balance remains zero.
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aliceLocal := chanAmt - cType.calcStaticFee(0) - numInvoices*payAmt
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checkChannelBalance(net.Alice, aliceLocal, 0, 0, numInvoices*payAmt)
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// Check carol's channel balance, which should have a local unsettled
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// balance that equals to the amount of invoices * payAmt. The local
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// balance remains zero.
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checkChannelBalance(carol, 0, aliceLocal, numInvoices*payAmt, 0)
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// Force and assert the channel closure.
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ctxt, _ = context.WithTimeout(ctxb, channelCloseTimeout)
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closeChannelAndAssert(ctxt, t, net, net.Alice, chanPointAlice, true)
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// Cleanup by mining the force close and sweep transaction.
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cleanupForceClose(t, net, net.Alice, chanPointAlice)
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}
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@ -612,271 +612,6 @@ func findTxAtHeight(ctx context.Context, t *harnessTest, height int32,
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return nil
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}
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// testChannelBalance creates a new channel between Alice and Bob, then checks
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// channel balance to be equal amount specified while creation of channel.
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func testChannelBalance(net *lntest.NetworkHarness, t *harnessTest) {
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ctxb := context.Background()
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// Open a channel with 0.16 BTC between Alice and Bob, ensuring the
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// channel has been opened properly.
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amount := funding.MaxBtcFundingAmount
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// Creates a helper closure to be used below which asserts the proper
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// response to a channel balance RPC.
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checkChannelBalance := func(node *lntest.HarnessNode,
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local, remote btcutil.Amount) {
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expectedResponse := &lnrpc.ChannelBalanceResponse{
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LocalBalance: &lnrpc.Amount{
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Sat: uint64(local),
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Msat: uint64(lnwire.NewMSatFromSatoshis(local)),
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},
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RemoteBalance: &lnrpc.Amount{
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Sat: uint64(remote),
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Msat: uint64(lnwire.NewMSatFromSatoshis(
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remote,
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)),
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},
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UnsettledLocalBalance: &lnrpc.Amount{},
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UnsettledRemoteBalance: &lnrpc.Amount{},
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PendingOpenLocalBalance: &lnrpc.Amount{},
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PendingOpenRemoteBalance: &lnrpc.Amount{},
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// Deprecated fields.
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Balance: int64(local),
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}
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assertChannelBalanceResp(t, node, expectedResponse)
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}
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// Before beginning, make sure alice and bob are connected.
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ctxt, _ := context.WithTimeout(ctxb, defaultTimeout)
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net.EnsureConnected(ctxt, t.t, net.Alice, net.Bob)
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ctxt, _ = context.WithTimeout(ctxb, channelOpenTimeout)
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chanPoint := openChannelAndAssert(
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ctxt, t, net, net.Alice, net.Bob,
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lntest.OpenChannelParams{
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Amt: amount,
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},
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)
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// Wait for both Alice and Bob to recognize this new channel.
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ctxt, _ = context.WithTimeout(ctxb, defaultTimeout)
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err := net.Alice.WaitForNetworkChannelOpen(ctxt, chanPoint)
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if err != nil {
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t.Fatalf("alice didn't advertise channel before "+
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"timeout: %v", err)
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}
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ctxt, _ = context.WithTimeout(ctxb, defaultTimeout)
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err = net.Bob.WaitForNetworkChannelOpen(ctxt, chanPoint)
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if err != nil {
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t.Fatalf("bob didn't advertise channel before "+
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"timeout: %v", err)
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}
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cType, err := channelCommitType(net.Alice, chanPoint)
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if err != nil {
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t.Fatalf("unable to get channel type: %v", err)
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}
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// As this is a single funder channel, Alice's balance should be
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// exactly 0.5 BTC since now state transitions have taken place yet.
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checkChannelBalance(net.Alice, amount-cType.calcStaticFee(0), 0)
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// Ensure Bob currently has no available balance within the channel.
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checkChannelBalance(net.Bob, 0, amount-cType.calcStaticFee(0))
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// Finally close the channel between Alice and Bob, asserting that the
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// channel has been properly closed on-chain.
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ctxt, _ = context.WithTimeout(ctxb, channelCloseTimeout)
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closeChannelAndAssert(ctxt, t, net, net.Alice, chanPoint, false)
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}
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// testChannelUnsettledBalance will test that the UnsettledBalance field
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// is updated according to the number of Pending Htlcs.
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// Alice will send Htlcs to Carol while she is in hodl mode. This will result
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// in a build of pending Htlcs. We expect the channels unsettled balance to
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// equal the sum of all the Pending Htlcs.
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func testChannelUnsettledBalance(net *lntest.NetworkHarness, t *harnessTest) {
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const chanAmt = btcutil.Amount(1000000)
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ctxb := context.Background()
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// Creates a helper closure to be used below which asserts the proper
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// response to a channel balance RPC.
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checkChannelBalance := func(node *lntest.HarnessNode,
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local, remote, unsettledLocal, unsettledRemote btcutil.Amount) {
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expectedResponse := &lnrpc.ChannelBalanceResponse{
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LocalBalance: &lnrpc.Amount{
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Sat: uint64(local),
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Msat: uint64(lnwire.NewMSatFromSatoshis(
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local,
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)),
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},
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RemoteBalance: &lnrpc.Amount{
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Sat: uint64(remote),
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Msat: uint64(lnwire.NewMSatFromSatoshis(
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remote,
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)),
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},
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UnsettledLocalBalance: &lnrpc.Amount{
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Sat: uint64(unsettledLocal),
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Msat: uint64(lnwire.NewMSatFromSatoshis(
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unsettledLocal,
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)),
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},
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UnsettledRemoteBalance: &lnrpc.Amount{
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Sat: uint64(unsettledRemote),
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Msat: uint64(lnwire.NewMSatFromSatoshis(
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unsettledRemote,
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)),
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},
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PendingOpenLocalBalance: &lnrpc.Amount{},
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PendingOpenRemoteBalance: &lnrpc.Amount{},
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// Deprecated fields.
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Balance: int64(local),
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}
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assertChannelBalanceResp(t, node, expectedResponse)
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}
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// Create carol in hodl mode.
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carol := net.NewNode(t.t, "Carol", []string{"--hodl.exit-settle"})
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defer shutdownAndAssert(net, t, carol)
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// Connect Alice to Carol.
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ctxt, _ := context.WithTimeout(ctxb, defaultTimeout)
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net.ConnectNodes(ctxb, t.t, net.Alice, carol)
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// Open a channel between Alice and Carol.
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ctxt, _ = context.WithTimeout(ctxb, channelOpenTimeout)
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chanPointAlice := openChannelAndAssert(
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ctxt, t, net, net.Alice, carol,
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lntest.OpenChannelParams{
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Amt: chanAmt,
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},
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)
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// Wait for Alice and Carol to receive the channel edge from the
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// funding manager.
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ctxt, _ = context.WithTimeout(ctxb, defaultTimeout)
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err := net.Alice.WaitForNetworkChannelOpen(ctxt, chanPointAlice)
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if err != nil {
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t.Fatalf("alice didn't see the alice->carol channel before "+
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"timeout: %v", err)
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}
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ctxt, _ = context.WithTimeout(ctxb, defaultTimeout)
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err = carol.WaitForNetworkChannelOpen(ctxt, chanPointAlice)
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if err != nil {
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t.Fatalf("alice didn't see the alice->carol channel before "+
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"timeout: %v", err)
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}
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cType, err := channelCommitType(net.Alice, chanPointAlice)
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require.NoError(t.t, err, "unable to get channel type")
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// Check alice's channel balance, which should have zero remote and zero
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// pending balance.
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checkChannelBalance(net.Alice, chanAmt-cType.calcStaticFee(0), 0, 0, 0)
|
||||
|
||||
// Check carol's channel balance, which should have zero local and zero
|
||||
// pending balance.
|
||||
checkChannelBalance(carol, 0, chanAmt-cType.calcStaticFee(0), 0, 0)
|
||||
|
||||
// Channel should be ready for payments.
|
||||
const (
|
||||
payAmt = 100
|
||||
numInvoices = 6
|
||||
)
|
||||
|
||||
// Simulateneously send numInvoices payments from Alice to Carol.
|
||||
carolPubKey := carol.PubKey[:]
|
||||
errChan := make(chan error)
|
||||
for i := 0; i < numInvoices; i++ {
|
||||
go func() {
|
||||
ctxt, _ = context.WithTimeout(ctxb, defaultTimeout)
|
||||
_, err := net.Alice.RouterClient.SendPaymentV2(ctxt,
|
||||
&routerrpc.SendPaymentRequest{
|
||||
Dest: carolPubKey,
|
||||
Amt: int64(payAmt),
|
||||
PaymentHash: makeFakePayHash(t),
|
||||
FinalCltvDelta: chainreg.DefaultBitcoinTimeLockDelta,
|
||||
TimeoutSeconds: 60,
|
||||
FeeLimitMsat: noFeeLimitMsat,
|
||||
})
|
||||
|
||||
if err != nil {
|
||||
errChan <- err
|
||||
}
|
||||
}()
|
||||
}
|
||||
|
||||
// Test that the UnsettledBalance for both Alice and Carol
|
||||
// is equal to the amount of invoices * payAmt.
|
||||
var unsettledErr error
|
||||
nodes := []*lntest.HarnessNode{net.Alice, carol}
|
||||
err = wait.Predicate(func() bool {
|
||||
// There should be a number of PendingHtlcs equal
|
||||
// to the amount of Invoices sent.
|
||||
unsettledErr = assertNumActiveHtlcs(nodes, numInvoices)
|
||||
if unsettledErr != nil {
|
||||
return false
|
||||
}
|
||||
|
||||
// Set the amount expected for the Unsettled Balance for
|
||||
// this channel.
|
||||
expectedBalance := numInvoices * payAmt
|
||||
|
||||
// Check each nodes UnsettledBalance field.
|
||||
for _, node := range nodes {
|
||||
// Get channel info for the node.
|
||||
ctxt, _ = context.WithTimeout(ctxb, defaultTimeout)
|
||||
chanInfo, err := getChanInfo(ctxt, node)
|
||||
if err != nil {
|
||||
unsettledErr = err
|
||||
return false
|
||||
}
|
||||
|
||||
// Check that UnsettledBalance is what we expect.
|
||||
if int(chanInfo.UnsettledBalance) != expectedBalance {
|
||||
unsettledErr = fmt.Errorf("unsettled balance failed "+
|
||||
"expected: %v, received: %v", expectedBalance,
|
||||
chanInfo.UnsettledBalance)
|
||||
return false
|
||||
}
|
||||
}
|
||||
|
||||
return true
|
||||
}, defaultTimeout)
|
||||
if err != nil {
|
||||
t.Fatalf("unsettled balace error: %v", unsettledErr)
|
||||
}
|
||||
|
||||
// Check for payment errors.
|
||||
select {
|
||||
case err := <-errChan:
|
||||
t.Fatalf("payment error: %v", err)
|
||||
default:
|
||||
}
|
||||
|
||||
// Check alice's channel balance, which should have a remote unsettled
|
||||
// balance that equals to the amount of invoices * payAmt. The remote
|
||||
// balance remains zero.
|
||||
aliceLocal := chanAmt - cType.calcStaticFee(0) - numInvoices*payAmt
|
||||
checkChannelBalance(net.Alice, aliceLocal, 0, 0, numInvoices*payAmt)
|
||||
|
||||
// Check carol's channel balance, which should have a local unsettled
|
||||
// balance that equals to the amount of invoices * payAmt. The local
|
||||
// balance remains zero.
|
||||
checkChannelBalance(carol, 0, aliceLocal, numInvoices*payAmt, 0)
|
||||
|
||||
// Force and assert the channel closure.
|
||||
ctxt, _ = context.WithTimeout(ctxb, channelCloseTimeout)
|
||||
closeChannelAndAssert(ctxt, t, net, net.Alice, chanPointAlice, true)
|
||||
|
||||
// Cleanup by mining the force close and sweep transaction.
|
||||
cleanupForceClose(t, net, net.Alice, chanPointAlice)
|
||||
}
|
||||
|
||||
// testSphinxReplayPersistence verifies that replayed onion packets are rejected
|
||||
// by a remote peer after a restart. We use a combination of unsafe
|
||||
// configuration arguments to force Carol to replay the same sphinx packet after
|
||||
|
||||
Loading…
Reference in New Issue
Block a user