itest: update num of sweeps in AssertNumPendingSweeps

Since we now return all sweeps, we need to update the call to include
immature sweeps.

itest/lnd_channel_backup_test.go

@@ -1454,7 +1454,7 @@ func assertTimeLockSwept(ht *lntest.HarnessTest, carol, dave *node.HarnessNode,
 	// Carol should sweep her funds immediately, as they are not
 	// timelocked.
 	ht.AssertNumPendingSweeps(carol, 2)
-	ht.AssertNumPendingSweeps(dave, 1)
+	ht.AssertNumPendingSweeps(dave, 2)
 
 	// We expect Carol to sweep her funds and her anchor in a single sweep
 	// tx. In addition, Dave will attempt to sweep his anchor output but
@@ -1577,9 +1577,10 @@ func assertDLPExecuted(ht *lntest.HarnessTest,
 
 		// Both Dave and Carol should have an anchor sweep request.
 		// Note that they cannot sweep them as these anchor sweepings
-		// are uneconomical.
-		ht.AssertNumPendingSweeps(dave, 1)
-		ht.AssertNumPendingSweeps(carol, 1)
+		// are uneconomical. In addition, they should also have their
+		// leased to_local commit output.
+		ht.AssertNumPendingSweeps(dave, 2)
+		ht.AssertNumPendingSweeps(carol, 2)
 
 		// After Carol's output matures, she should also reclaim her
 		// funds.
@@ -1620,7 +1621,7 @@ func assertDLPExecuted(ht *lntest.HarnessTest,
 		// timelocked. We also expect Carol and Dave sweep their
 		// anchors if it's an anchor channel.
 		if lntest.CommitTypeHasAnchors(commitType) {
-			ht.AssertNumPendingSweeps(carol, 1)
+			ht.AssertNumPendingSweeps(carol, 2)
 			ht.AssertNumPendingSweeps(dave, 2)
 		} else {
 			ht.AssertNumPendingSweeps(dave, 1)

itest/lnd_channel_force_close_test.go

@@ -191,10 +191,18 @@ func runChannelForceClosureTest(ht *lntest.HarnessTest,
 	// expect Alice's anchor sweeping tx being published.
 	ht.MineBlocksAndAssertNumTxes(1, 1)
 
-	// Assert Alice's has one pending anchor output - because she doesn't
-	// have incoming HTLCs, her outgoing HTLC won't have a deadline, thus
-	// she won't use the anchor to perform CPFP.
-	aliceAnchor := ht.AssertNumPendingSweeps(alice, 1)[0]
+	// Assert Alice's has one pending anchor output and the commit output
+	// sweep - because she doesn't have incoming HTLCs, her outgoing HTLC
+	// won't have a deadline, thus she won't use the anchor to perform CPFP.
+	sweeps := ht.AssertNumPendingSweeps(alice, 2)
+
+	// Find the anchor sweep - assume it's the first one, and change to the
+	// second one if the first one has a larger value.
+	aliceAnchor := sweeps[0]
+	if aliceAnchor.AmountSat > sweeps[1].AmountSat {
+		aliceAnchor = sweeps[1]
+	}
+
 	require.Equal(ht, aliceAnchor.Outpoint.TxidStr,
 		waitingClose.Commitments.LocalTxid)
 
@@ -250,8 +258,9 @@ func runChannelForceClosureTest(ht *lntest.HarnessTest,
 	// commit and anchor outputs.
 	ht.MineBlocksAndAssertNumTxes(1, 1)
 
-	// Alice should still have the anchor sweeping request.
-	ht.AssertNumPendingSweeps(alice, 1)
+	// Alice should still have the anchor and commit output sweeping
+	// requests.
+	ht.AssertNumPendingSweeps(alice, 2)
 
 	// Alice should see the channel in her set of pending force closed
 	// channels with her funds still in limbo.
@@ -282,8 +291,8 @@ func runChannelForceClosureTest(ht *lntest.HarnessTest,
 
 	// At this point, the CSV will expire in the next block, meaning that
 	// the output should be offered to the sweeper.
-	sweeps := ht.AssertNumPendingSweeps(alice, 2)
-	commitSweep, anchorSweep := sweeps[0], sweeps[1]
+	aliceSweeps := ht.AssertNumPendingSweeps(alice, 2)
+	commitSweep, anchorSweep := aliceSweeps[0], aliceSweeps[1]
 	if commitSweep.AmountSat < anchorSweep.AmountSat {
 		commitSweep = anchorSweep
 	}
@@ -790,10 +799,18 @@ func runChannelForceClosureTestRestart(ht *lntest.HarnessTest,
 	// expect Alice's anchor sweeping tx being published.
 	ht.MineBlocksAndAssertNumTxes(1, 1)
 
-	// Assert Alice's has one pending anchor output - because she doesn't
-	// have incoming HTLCs, her outgoing HTLC won't have a deadline, thus
-	// she won't use the anchor to perform CPFP.
-	aliceAnchor := ht.AssertNumPendingSweeps(alice, 1)[0]
+	// Assert Alice's has one pending anchor output and the commit output
+	// sweep - because she doesn't have incoming HTLCs, her outgoing HTLC
+	// won't have a deadline, thus she won't use the anchor to perform CPFP.
+	sweeps := ht.AssertNumPendingSweeps(alice, 2)
+
+	// Find the anchor sweep - assume it's the first one, and change to the
+	// second one if the first one has a larger value.
+	aliceAnchor := sweeps[0]
+	if aliceAnchor.AmountSat > sweeps[1].AmountSat {
+		aliceAnchor = sweeps[1]
+	}
+
 	require.Equal(ht, aliceAnchor.Outpoint.TxidStr,
 		waitingClose.Commitments.LocalTxid)
 
@@ -860,8 +877,9 @@ func runChannelForceClosureTestRestart(ht *lntest.HarnessTest,
 	// commit and anchor outputs.
 	ht.MineBlocksAndAssertNumTxes(1, 1)
 
-	// Alice should still have the anchor sweeping request.
-	ht.AssertNumPendingSweeps(alice, 1)
+	// Alice should still have the anchor and commit output sweeping
+	// requests.
+	ht.AssertNumPendingSweeps(alice, 2)
 
 	// The following restart checks to ensure that outputs in the contract
 	// court are persisted while waiting for the required number of
@@ -918,7 +936,7 @@ func runChannelForceClosureTestRestart(ht *lntest.HarnessTest,
 
 	// At this point, the CSV will expire in the next block, meaning that
 	// the output should be offered to the sweeper.
-	sweeps := ht.AssertNumPendingSweeps(alice, 2)
+	sweeps = ht.AssertNumPendingSweeps(alice, 2)
 	commitSweep, anchorSweep := sweeps[0], sweeps[1]
 	if commitSweep.AmountSat < anchorSweep.AmountSat {
 		commitSweep, anchorSweep = anchorSweep, commitSweep

itest/lnd_htlc_timeout_resolver_test.go

@@ -309,8 +309,9 @@ func testHtlcTimeoutResolverExtractPreimageLocal(ht *lntest.HarnessTest) {
 
 	// Once Bob's force closing tx is confirmed, he will re-offer the
 	// anchor output to his sweeper, which won't be swept due to it being
-	// uneconomical.
-	ht.AssertNumPendingSweeps(bob, 1)
+	// uneconomical. In addition, the to_local output should also be found
+	// although it's immature.
+	ht.AssertNumPendingSweeps(bob, 2)
 
 	// Mine 3 blocks so the output will be offered to the sweeper.
 	ht.MineBlocks(defaultCSV - 1)

itest/lnd_multi-hop_force_close_test.go

@@ -1,6 +1,8 @@
 package itest
 
 import (
+	"fmt"
+
 	"github.com/btcsuite/btcd/btcutil"
 	"github.com/lightningnetwork/lnd/lncfg"
 	"github.com/lightningnetwork/lnd/lnrpc"
@@ -10,6 +12,7 @@ import (
 	"github.com/lightningnetwork/lnd/lntest/node"
 	"github.com/lightningnetwork/lnd/lntest/rpc"
 	"github.com/lightningnetwork/lnd/lntypes"
+	"github.com/lightningnetwork/lnd/routing"
 	"github.com/stretchr/testify/require"
 )
 
@@ -438,7 +441,7 @@ func runLocalClaimOutgoingHTLC(ht *lntest.HarnessTest,
 	// With the closing transaction confirmed, we should expect Bob's HTLC
 	// timeout transaction to be offered to the sweeper due to the expiry
 	// being reached. we also expect Carol's anchor sweeps.
-	ht.AssertNumPendingSweeps(bob, 1)
+	ht.AssertNumPendingSweeps(bob, 2)
 	ht.AssertNumPendingSweeps(carol, 1)
 
 	// Bob's sweeper should sweep his outgoing HTLC immediately since it's
@@ -490,8 +493,9 @@ func runLocalClaimOutgoingHTLC(ht *lntest.HarnessTest,
 		ht.MineBlocks(int(resp.BlocksTilMaturity - 1))
 
 		// Check that Bob has a pending sweeping tx which sweeps his
-		// to_local output.
-		ht.AssertNumPendingSweeps(bob, 1)
+		// to_local output. In addition, his immature outgoing HTLC
+		// should also be found.
+		ht.AssertNumPendingSweeps(bob, 2)
 
 		// Mine a block to confirm the to_local sweeping tx, which also
 		// triggers the sweeping of the second stage HTLC output.
@@ -803,17 +807,12 @@ func runMultiHopReceiverPreimageClaim(ht *lntest.HarnessTest,
 	// off-chain. He will also try to sweep his anchor and to_local
 	// outputs, with the anchor output being skipped due to it being
 	// uneconomical.
-	if params.CommitmentType == leasedType {
-		// For leased channels, Bob cannot sweep his to_local output
-		// yet since it's timelocked, so we only see his anchor input.
-		ht.AssertNumPendingSweeps(bob, 1)
-	} else {
-		// For non-leased channels, Bob should have two pending sweeps,
-		// 1. to_local output.
-		// 2. anchor output, tho it won't be swept due to it being
-		//    uneconomical.
-		ht.AssertNumPendingSweeps(bob, 2)
-	}
+	//
+	// Bob should have two pending sweeps,
+	// 1. to_local output - immature for leased channel.
+	// 2. anchor output, tho it won't be swept due to it being
+	//    uneconomical.
+	ht.AssertNumPendingSweeps(bob, 2)
 
 	flakeTxNotifierNeutrino(ht)
 
@@ -1088,7 +1087,18 @@ func runLocalForceCloseBeforeHtlcTimeout(ht *lntest.HarnessTest,
 	// The channel close has anchors, we should expect to see both Bob and
 	// Carol has a pending sweep request for the anchor sweep.
 	ht.AssertNumPendingSweeps(carol, 1)
-	anchorSweep := ht.AssertNumPendingSweeps(bob, 1)[0]
+
+	// For Bob, we should see two pending sweep requests,
+	// 1. anchor output.
+	// 2. to_local output, immature.
+	sweeps := ht.AssertNumPendingSweeps(bob, 2)
+
+	// Find the anchor sweep - assume it's the first one, and change to the
+	// second one if the first one has a larger value.
+	anchorSweep := sweeps[0]
+	if anchorSweep.AmountSat > sweeps[1].AmountSat {
+		anchorSweep = sweeps[1]
+	}
 
 	// We expcet Bob's anchor sweep to be a non-CPFP anchor sweep now.
 	// Although he has time-sensitive outputs, which means initially his
@@ -1144,7 +1154,13 @@ func runLocalForceCloseBeforeHtlcTimeout(ht *lntest.HarnessTest,
 	// Bob should have two pending sweep requests,
 	// 1. the anchor sweep.
 	// 2. the outgoing HTLC sweep.
-	ht.AssertNumPendingSweeps(bob, 2)
+	if params.CommitmentType != leasedType {
+		ht.AssertNumPendingSweeps(bob, 2)
+	} else {
+		// For leased channel, Bob still has the to_local output sweep
+		// request.
+		ht.AssertNumPendingSweeps(bob, 3)
+	}
 
 	// Bob's outgoing HTLC sweep should be broadcast now. Mine a block to
 	// confirm it.
@@ -1209,7 +1225,16 @@ func testRemoteForceCloseBeforeTimeoutAnchor(ht *lntest.HarnessTest) {
 	// Prepare params.
 	params := lntest.OpenChannelParams{Amt: chanAmt}
 
-	cfg := node.CfgAnchor
+	cltvDelta := routing.MinCLTVDelta
+	cfg := []string{
+		"--protocol.anchors",
+		// Use a small CLTV to mine less blocks.
+		fmt.Sprintf("--bitcoin.timelockdelta=%d", cltvDelta),
+		// Use a very large CSV, this way to_local outputs are never
+		// swept so we can focus on testing HTLCs.
+		fmt.Sprintf("--bitcoin.defaultremotedelay=%v", cltvDelta*10),
+	}
+
 	cfgCarol := append([]string{"--hodl.exit-settle"}, cfg...)
 	cfgs := [][]string{cfg, cfg, cfgCarol}
 
@@ -1420,8 +1445,8 @@ func runRemoteForceCloseBeforeHtlcTimeout(ht *lntest.HarnessTest,
 		// For script enforced lease channels, Bob can sweep his anchor
 		// output immediately although it will be skipped due to it
 		// being uneconomical. His to_local output is CLTV locked so it
-		// cannot be swept yet.
-		ht.AssertNumPendingSweeps(bob, 1)
+		// cannot be swept yet so it will show up as immature.
+		ht.AssertNumPendingSweeps(bob, 2)
 	} else {
 		// For non-leased channels, Bob can sweep his commit and anchor
 		// outputs immediately.
@@ -1455,7 +1480,13 @@ func runRemoteForceCloseBeforeHtlcTimeout(ht *lntest.HarnessTest,
 	// Bob should have two pending sweep requests,
 	// 1. the uneconomical anchor sweep.
 	// 2. the direct timeout sweep.
-	ht.AssertNumPendingSweeps(bob, 2)
+	if params.CommitmentType != leasedType {
+		ht.AssertNumPendingSweeps(bob, 2)
+	} else {
+		// For leased channel, Bob should have the to_local output which
+		// is immature.
+		ht.AssertNumPendingSweeps(bob, 3)
+	}
 
 	// Bob's sweeping tx should now be found in the mempool.
 	sweepTx := ht.AssertNumTxsInMempool(1)[0]
@@ -1953,12 +1984,13 @@ func runLocalClaimIncomingHTLCLeased(ht *lntest.HarnessTest,
 		bob, aliceChanPoint, hasAnchorSweep, closeStream,
 	)
 
-	// Alice will offer her anchor output to her sweeper. Her commitment
-	// output cannot be swept yet as it has incurred an additional CLTV due
-	// to being the initiator of a script-enforced leased channel.
+	// Alice will offer her anchor output and to_local output to her
+	// sweeper. Her commitment output cannot be swept yet as it has incurred
+	// an additional CLTV due to being the initiator of a script-enforced
+	// leased channel.
 	//
 	// This anchor output cannot be swept due to it being uneconomical.
-	ht.AssertNumPendingSweeps(alice, 1)
+	ht.AssertNumPendingSweeps(alice, 2)
 
 	// Bob will offer his anchor to his sweeper.
 	//
@@ -2003,10 +2035,11 @@ func runLocalClaimIncomingHTLCLeased(ht *lntest.HarnessTest,
 	// Once Bob is online and sees the force close tx Bob=>Carol, he will
 	// offer his commitment output to his sweeper, which will be skipped
 	// due to it being timelocked. His anchor outputs will not be swept due
-	// to uneconomical. We expect to see two sweeping requests,
+	// to uneconomical. We expect to see three sweeping requests,
 	// - the anchor output from channel Alice=>Bob.
 	// - the anchor output from channel Bob=>Carol.
-	ht.AssertNumPendingSweeps(bob, 2)
+	// - to to_local output from channel Bob=>Carol, immature.
+	ht.AssertNumPendingSweeps(bob, 3)
 
 	// Assert txns can be found in the mempool.
 	//
@@ -2024,11 +2057,12 @@ func runLocalClaimIncomingHTLCLeased(ht *lntest.HarnessTest,
 	// When Bob notices Carol's second level tx in the block, he will
 	// extract the preimage and broadcast a second level tx to claim the
 	// HTLC in his (already closed) channel with Alice, which means Bob has
-	// three sweeping requests,
+	// four sweeping requests,
 	// - the second level HTLC tx from channel Alice=>Bob.
 	// - the anchor output from channel Alice=>Bob.
 	// - the anchor output from channel Bob=>Carol.
-	ht.AssertNumPendingSweeps(bob, 3)
+	// - to to_local output from channel Bob=>Carol, immature.
+	ht.AssertNumPendingSweeps(bob, 4)
 
 	flakePreimageSettlement(ht)
 
@@ -2293,8 +2327,9 @@ func runLocalPreimageClaim(ht *lntest.HarnessTest,
 	ht.AssertChannelPendingForceClose(alice, aliceChanPoint)
 
 	// Once the force closing tx is mined, Alice should offer the anchor
-	// output to her sweeper.
-	ht.AssertNumPendingSweeps(alice, 1)
+	// output to her sweeper. In addition, the immature to_local output is
+	// also found in the pending sweeps.
+	ht.AssertNumPendingSweeps(alice, 2)
 
 	// Bob should offer his anchor output to his sweeper.
 	ht.AssertNumPendingSweeps(bob, 1)
@@ -2544,8 +2579,8 @@ func runLocalPreimageClaimLeased(ht *lntest.HarnessTest,
 	ht.AssertChannelPendingForceClose(alice, aliceChanPoint)
 
 	// Once the force closing tx is mined, Alice should offer the anchor
-	// output to her sweeper.
-	ht.AssertNumPendingSweeps(alice, 1)
+	// output and to_local output (immature) to her sweeper.
+	ht.AssertNumPendingSweeps(alice, 2)
 
 	// Bob should offer his anchor output to his sweeper.
 	ht.AssertNumPendingSweeps(bob, 1)
@@ -2601,8 +2636,8 @@ func runLocalPreimageClaimLeased(ht *lntest.HarnessTest,
 	// - the anchor output from channel Alice=>Bob, uneconomical.
 	// - the anchor output from channel Bob=>Carol, uneconomical.
 	// - the commit output sweep from the channel with Carol, which is CLTV
-	//   locked so it won't show up the pending sweeps.
-	ht.AssertNumPendingSweeps(bob, 2)
+	//   locked so it's immature.
+	ht.AssertNumPendingSweeps(bob, 3)
 
 	// We mine one block to confirm,
 	// - Carol's sweeping tx of the incoming HTLC.
@@ -2613,7 +2648,8 @@ func runLocalPreimageClaimLeased(ht *lntest.HarnessTest,
 	// - the anchor output from channel Alice=>Bob, uneconomical.
 	// - the anchor output from channel Bob=>Carol, uneconomical.
 	// - the htlc sweeping tx.
-	ht.AssertNumPendingSweeps(bob, 3)
+	// - the to_local output sweep, immature.
+	ht.AssertNumPendingSweeps(bob, 4)
 
 	flakePreimageSettlement(ht)
 
@@ -2999,8 +3035,9 @@ func runHtlcAggregation(ht *lntest.HarnessTest,
 	// Mine a block to confirm Bob's force close tx and anchor sweeping tx.
 	ht.MineBlocksAndAssertNumTxes(1, 2)
 
-	// Bob should have `numInvoices` for HTLC timeout txns.
-	ht.AssertNumPendingSweeps(bob, numInvoices)
+	// Bob should have `numInvoices` for HTLC timeout txns. In addition he
+	// should have a local commit sweep.
+	ht.AssertNumPendingSweeps(bob, numInvoices+1)
 
 	// Once bob has force closed, we can restart carol.
 	require.NoError(ht, restartCarol())
@@ -3015,8 +3052,8 @@ func runHtlcAggregation(ht *lntest.HarnessTest,
 	}
 
 	// Bob should have `numInvoices` for both HTLC success and timeout
-	// txns.
-	ht.AssertNumPendingSweeps(bob, numInvoices*2)
+	// txns. In addition he should have a local commit sweep.
+	ht.AssertNumPendingSweeps(bob, numInvoices*2+1)
 
 	flakePreimageSettlement(ht)
 
@@ -3038,7 +3075,7 @@ func runHtlcAggregation(ht *lntest.HarnessTest,
 		ht.MineBlocks(1)
 
 		// Bob should offer the to_local output to his sweeper now.
-		ht.AssertNumPendingSweeps(bob, 1)
+		ht.AssertNumPendingSweeps(bob, numInvoices*2+1)
 
 		// Mine a block to confirm Bob's sweeping of his to_local
 		// output.
@@ -3056,14 +3093,12 @@ func runHtlcAggregation(ht *lntest.HarnessTest,
 	ht.MineBlocks(int(resp.PendingHtlcs[0].BlocksTilMaturity))
 
 	// With the above mined block, Bob's HTLCs should now all be offered to
-	// his sweeper since the CSV lock is now expired.
-	//
-	// For leased channel, due to the test setup, Bob's to_local output is
-	// now also mature and can be swept together with his HTLCs.
-	if params.CommitmentType == leasedType {
-		ht.AssertNumPendingSweeps(bob, numInvoices*2+1)
-	} else {
+	// his sweeper since the CSV lock is now expired. In addition he should
+	// have a local commit sweep if this is a leased channel.
+	if params.CommitmentType != leasedType {
 		ht.AssertNumPendingSweeps(bob, numInvoices*2)
+	} else {
+		ht.AssertNumPendingSweeps(bob, numInvoices*2+1)
 	}
 
 	// When we mine one additional block, that will confirm Bob's second

itest/lnd_onchain_test.go

@@ -463,8 +463,9 @@ func testAnchorThirdPartySpend(ht *lntest.HarnessTest) {
 	ht.MineBlocksAndAssertNumTxes(1, 1)
 	forceCloseTxID, _ := chainhash.NewHashFromStr(aliceCloseTx)
 
-	// Alice's should have the anchor sweep request.
-	ht.AssertNumPendingSweeps(alice, 1)
+	// Alice's should have the anchor sweep request. In addition, she should
+	// see her immature to_local output sweep.
+	ht.AssertNumPendingSweeps(alice, 2)
 
 	// Mine 3 blocks so Alice will sweep her commit output.
 	forceClose := ht.AssertChannelPendingForceClose(alice, aliceChanPoint1)

itest/lnd_sweep_test.go

@@ -346,7 +346,7 @@ func testSweepCPFPAnchorOutgoingTimeout(ht *lntest.HarnessTest) {
 	// contractcourt will offer the HTLC to his sweeper. We are not testing
 	// the HTLC sweeping behaviors so we just perform a simple check and
 	// exit the test.
-	ht.AssertNumPendingSweeps(bob, 1)
+	ht.AssertNumPendingSweeps(bob, 2)
 	ht.MineBlocksAndAssertNumTxes(1, 1)
 
 	// Finally, clean the mempool for the next test.
@@ -901,8 +901,9 @@ func testSweepHTLCs(ht *lntest.HarnessTest) {
 	// Update the blocks left till Bob force closes Alice->Bob.
 	blocksTillIncomingSweep--
 
-	// Bob should have one pending sweep for the outgoing HTLC.
-	ht.AssertNumPendingSweeps(bob, 1)
+	// Bob should have one pending sweep for the outgoing HTLC and another
+	// one for his to_local output.
+	ht.AssertNumPendingSweeps(bob, 2)
 
 	// Bob should have one sweeping tx in the mempool.
 	outgoingSweep := ht.GetNumTxsFromMempool(1)[0]
@@ -975,8 +976,9 @@ func testSweepHTLCs(ht *lntest.HarnessTest) {
 		// mempool.
 		ht.AssertTxNotInMempool(outgoingSweep.TxHash())
 
-		// Bob should still have the outgoing HTLC sweep.
-		ht.AssertNumPendingSweeps(bob, 1)
+		// Bob should still have the outgoing HTLC sweep and the
+		// to_local output.
+		ht.AssertNumPendingSweeps(bob, 2)
 
 		// We should see Bob's replacement tx in the mempool.
 		outgoingSweep = ht.GetNumTxsFromMempool(1)[0]
@@ -999,12 +1001,13 @@ func testSweepHTLCs(ht *lntest.HarnessTest) {
 	// Bob should now have two pending sweeps:
 	// 1. the outgoing HTLC output.
 	// 2. the anchor output from his local commitment.
-	expectedNumSweeps = 2
+	// 3. the to_local output, which is not matured yet.
+	expectedNumSweeps = 3
 
 	// For neutrino backend, we expect the anchor output from his remote
 	// commitment to be present.
 	if ht.IsNeutrinoBackend() {
-		expectedNumSweeps = 3
+		expectedNumSweeps = 4
 	}
 
 	ht.AssertNumPendingSweeps(bob, expectedNumSweeps)
@@ -1033,11 +1036,12 @@ func testSweepHTLCs(ht *lntest.HarnessTest) {
 	// Update Bob's fee function position.
 	outgoingFuncPosition++
 
-	// Bob should now have three pending sweeps:
+	// Bob should now have four pending sweeps:
 	// 1. the outgoing HTLC output on Bob->Carol.
 	// 2. the incoming HTLC output on Alice->Bob.
 	// 3. the anchor sweeping on Alice-> Bob.
-	ht.AssertNumPendingSweeps(bob, 3)
+	// 4. the to_local output, immature.
+	ht.AssertNumPendingSweeps(bob, 4)
 
 	// We should see three txns in the mempool:
 	// 1. the outgoing HTLC sweeping tx.
@@ -1163,7 +1167,8 @@ func testSweepHTLCs(ht *lntest.HarnessTest) {
 		// Bob should have two pending sweeps:
 		// 1. the outgoing HTLC output on Bob->Carol.
 		// 2. the incoming HTLC output on Alice->Bob.
-		ht.AssertNumPendingSweeps(bob, 2)
+		// 3. the to_local output, immature.
+		ht.AssertNumPendingSweeps(bob, 3)
 
 		// We should see Bob's replacement txns in the mempool.
 		incomingSweep, outgoingSweep = identifySweepTxns()
@@ -1347,9 +1352,10 @@ func testSweepCommitOutputAndAnchor(ht *lntest.HarnessTest) {
 	// to their sweepers.
 	ht.MineBlocksAndAssertNumTxes(1, 1)
 
-	// Alice should have one pending sweep,
+	// Alice should have two pending sweeps,
 	// - anchor sweeping from her local commitment.
-	ht.AssertNumPendingSweeps(alice, 1)
+	// - to_local output from her local commitment.
+	ht.AssertNumPendingSweeps(alice, 2)
 
 	// Bob should have two pending sweeps,
 	// - anchor sweeping from the remote anchor on Alice's commit tx.
@@ -2301,8 +2307,9 @@ func testFeeReplacement(ht *lntest.HarnessTest) {
 	// so we can focus on testing his outgoing HTLCs.
 	ht.MineBlocksAndAssertNumTxes(1, 2)
 
-	// Bob should have numPayments pending sweep for the outgoing HTLCs.
-	ht.AssertNumPendingSweeps(bob, numPayments)
+	// Bob should have numPayments pending sweep for the outgoing HTLCs. In
+	// addition, he should see his immature to_local output sweep.
+	ht.AssertNumPendingSweeps(bob, numPayments+1)
 
 	// Bob should have one sweeping tx in the mempool, which sweeps all his
 	// outgoing HTLCs.
@@ -2356,7 +2363,9 @@ func testFeeReplacement(ht *lntest.HarnessTest) {
 	// sweeping tx and broadcast it using the remaining outgoing HTLC.
 	//
 	// Bob should have numPayments-1 pending sweep for the outgoing HTLCs.
-	ht.AssertNumPendingSweeps(bob, numPayments-1)
+	// In addition, he should have his to_local output sweep which is
+	// immature.
+	ht.AssertNumPendingSweeps(bob, numPayments)
 
 	// Assert Bob immediately sweeps his remaining HTLC with the previous
 	// fee rate.

lntest/harness_assertion.go

@@ -711,8 +711,11 @@ func (h *HarnessTest) AssertStreamChannelForceClosed(hn *node.HarnessNode,
 	}
 
 	// Assert there's a pending anchor sweep.
+	//
+	// NOTE: We may have a local sweep here, that's why we use
+	// AssertAtLeastNumPendingSweeps instead of AssertNumPendingSweeps.
 	if anchorSweep {
-		h.AssertNumPendingSweeps(hn, 1)
+		h.AssertAtLeastNumPendingSweeps(hn, 1)
 	}
 
 	return closingTxid
@@ -2723,9 +2726,10 @@ func (h *HarnessTest) AssertNumPendingSweeps(hn *node.HarnessNode,
 		numDesc := "\n"
 		for _, s := range resp.PendingSweeps {
 			desc := fmt.Sprintf("op=%v:%v, amt=%v, type=%v, "+
-				"deadline=%v\n", s.Outpoint.TxidStr,
-				s.Outpoint.OutputIndex, s.AmountSat,
-				s.WitnessType, s.DeadlineHeight)
+				"deadline=%v, maturityHeight=%v\n",
+				s.Outpoint.TxidStr, s.Outpoint.OutputIndex,
+				s.AmountSat, s.WitnessType, s.DeadlineHeight,
+				s.MaturityHeight)
 			numDesc += desc
 
 			// The deadline height must be set, otherwise the
@@ -2749,6 +2753,47 @@ func (h *HarnessTest) AssertNumPendingSweeps(hn *node.HarnessNode,
 	return results
 }
 
+// AssertAtLeastNumPendingSweeps asserts there are at least n pending sweeps for
+// the given node.
+func (h *HarnessTest) AssertAtLeastNumPendingSweeps(hn *node.HarnessNode,
+	n int) []*walletrpc.PendingSweep {
+
+	results := make([]*walletrpc.PendingSweep, 0, n)
+
+	err := wait.NoError(func() error {
+		resp := hn.RPC.PendingSweeps()
+		num := len(resp.PendingSweeps)
+
+		numDesc := "\n"
+		for _, s := range resp.PendingSweeps {
+			desc := fmt.Sprintf("op=%v:%v, amt=%v, type=%v, "+
+				"deadline=%v, maturityHeight=%v\n",
+				s.Outpoint.TxidStr, s.Outpoint.OutputIndex,
+				s.AmountSat, s.WitnessType, s.DeadlineHeight,
+				s.MaturityHeight)
+			numDesc += desc
+
+			// The deadline height must be set, otherwise the
+			// pending input response is not update-to-date.
+			if s.DeadlineHeight == 0 {
+				return fmt.Errorf("input not updated: %s", desc)
+			}
+		}
+
+		if num >= n {
+			results = resp.PendingSweeps
+			return nil
+		}
+
+		return fmt.Errorf("want %d , got %d, sweeps: %s", n, num,
+			numDesc)
+	}, DefaultTimeout)
+
+	require.NoErrorf(h, err, "%s: check pending sweeps timeout", hn.Name())
+
+	return results
+}
+
 // FindSweepingTxns asserts the expected number of sweeping txns are found in
 // the txns specified and return them.
 func (h *HarnessTest) FindSweepingTxns(txns []*wire.MsgTx,

lnwallet/channel.go

@@ -7180,7 +7180,7 @@ func newOutgoingHtlcResolution(signer input.Signer,
 			Expiry:         htlc.RefundTimeout,
 			ClaimOutpoint:  op,
 			SweepSignDesc:  signDesc,
-			CsvDelay:       csvDelay,
+			CsvDelay:       htlcCsvDelay,
 			ResolutionBlob: resolutionBlob,
 		}, nil
 	}