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itest: document a flake found on macOS

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yyforyongyu 2025-03-05 11:55:57 +08:00
parent 0f8f092ddd
commit 95569df92e
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3 changed files with 39 additions and 85 deletions
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34
itest/flakes.go
View File

@ -1,6 +1,7 @@
package itest
import (
"runtime"
"time"
"github.com/btcsuite/btcd/btcutil"
@ -70,3 +71,36 @@ func flakeTxNotifierNeutrino(ht *lntest.HarnessTest) {
ht.MineEmptyBlocks(1)
}
}
// flakeSkipPendingSweepsCheckDarwin documents a flake found only in macOS
// build. When running in macOS, we might see three anchor sweeps - one from the
// local, one from the remote, and one from the pending remote:
// - the local one will be swept.
// - the remote one will be marked as failed due to `testmempoolaccept` check.
// - the pending remote one will not be attempted due to it being uneconomical
// since it was not used for CPFP.
//
// The anchor from the pending remote may or may not appear, which is a bug
// found only in macOS - when updating the commitments, the channel state
// machine somehow thinks we still have a pending remote commitment, causing it
// to sweep the anchor from that version.
//
// TODO(yy): fix the above bug in the channel state machine.
func flakeSkipPendingSweepsCheckDarwin(ht *lntest.HarnessTest,
node *node.HarnessNode, num int) {
// Skip the assertion below if it's on macOS.
if isDarwin() {
ht.Logf("Skipped AssertNumPendingSweeps for node %s",
node.Name())
return
}
ht.AssertNumPendingSweeps(node, num)
}
// isDarwin returns true if the test is running on a macOS.
func isDarwin() bool {
return runtime.GOOS == "darwin"
}

85
itest/lnd_multi-hop_force_close_test.go
View File

@ -423,22 +423,7 @@ func runLocalClaimOutgoingHTLC(ht *lntest.HarnessTest,
numSweeps = 2
}
// When running in macOS, we might see three anchor sweeps - one from
// the local, one from the remote, and one from the pending remote:
// - the local one will be swept.
// - the remote one will be marked as failed due to `testmempoolaccept`
// check.
// - the pending remote one will not be attempted due to it being
// uneconomical since it was not used for CPFP.
// The anchor from the pending remote may or may not appear, which is a
// bug found only in macOS - when updating the commitments, the channel
// state machine somehow thinks we still have a pending remote
// commitment, causing it to sweep the anchor from that version.
//
// TODO(yy): fix the above bug in the channel state machine.
if !isDarwin() {
ht.AssertNumPendingSweeps(bob, numSweeps)
}
flakeSkipPendingSweepsCheckDarwin(ht, bob, numSweeps)
// We expect to see tow txns in the mempool,
// 1. Bob's force close tx.
@ -795,22 +780,7 @@ func runMultiHopReceiverPreimageClaim(ht *lntest.HarnessTest,
numSweeps = 2
}
// When running in macOS, we might see three anchor sweeps - one from
// the local, one from the remote, and one from the pending remote:
// - the local one will be swept.
// - the remote one will be marked as failed due to `testmempoolaccept`
// check.
// - the pending remote one will not be attempted due to it being
// uneconomical since it was not used for CPFP.
// The anchor from the pending remote may or may not appear, which is a
// bug found only in macOS - when updating the commitments, the channel
// state machine somehow thinks we still have a pending remote
// commitment, causing it to sweep the anchor from that version.
//
// TODO(yy): fix the above bug in the channel state machine.
if !isDarwin() {
ht.AssertNumPendingSweeps(carol, numSweeps)
}
flakeSkipPendingSweepsCheckDarwin(ht, carol, numSweeps)
// We expect to see tow txns in the mempool,
// 1. Carol's force close tx.
@ -2365,22 +2335,7 @@ func runLocalPreimageClaim(ht *lntest.HarnessTest,
numSweeps = 2
}
// When running in macOS, we might see three anchor sweeps - one from
// the local, one from the remote, and one from the pending remote:
// - the local one will be swept.
// - the remote one will be marked as failed due to `testmempoolaccept`
// check.
// - the pending remote one will not be attempted due to it being
// uneconomical since it was not used for CPFP.
// The anchor from the pending remote may or may not appear, which is a
// bug found only in macOS - when updating the commitments, the channel
// state machine somehow thinks we still have a pending remote
// commitment, causing it to sweep the anchor from that version.
//
// TODO(yy): fix the above bug in the channel state machine.
if !isDarwin() {
ht.AssertNumPendingSweeps(carol, numSweeps)
}
flakeSkipPendingSweepsCheckDarwin(ht, carol, numSweeps)
// We should see two txns in the mempool, we now a block to confirm,
// - Carol's force close tx.
@ -2620,22 +2575,7 @@ func runLocalPreimageClaimLeased(ht *lntest.HarnessTest,
numSweeps = 2
}
// When running in macOS, we might see three anchor sweeps - one from
// the local, one from the remote, and one from the pending remote:
// - the local one will be swept.
// - the remote one will be marked as failed due to `testmempoolaccept`
// check.
// - the pending remote one will not be attempted due to it being
// uneconomical since it was not used for CPFP.
// The anchor from the pending remote may or may not appear, which is a
// bug found only in macOS - when updating the commitments, the channel
// state machine somehow thinks we still have a pending remote
// commitment, causing it to sweep the anchor from that version.
//
// TODO(yy): fix the above bug in the channel state machine.
if !isDarwin() {
ht.AssertNumPendingSweeps(carol, numSweeps)
}
flakeSkipPendingSweepsCheckDarwin(ht, carol, numSweeps)
// We should see two txns in the mempool, we now a block to confirm,
// - Carol's force close tx.
@ -3043,22 +2983,7 @@ func runHtlcAggregation(ht *lntest.HarnessTest,
numSweeps = 2
}
// When running in macOS, we might see three anchor sweeps - one from
// the local, one from the remote, and one from the pending remote:
// - the local one will be swept.
// - the remote one will be marked as failed due to `testmempoolaccept`
// check.
// - the pending remote one will not be attempted due to it being
// uneconomical since it was not used for CPFP.
// The anchor from the pending remote may or may not appear, which is a
// bug found only in macOS - when updating the commitments, the channel
// state machine somehow thinks we still have a pending remote
// commitment, causing it to sweep the anchor from that version.
//
// TODO(yy): fix the above bug in the channel state machine.
if !isDarwin() {
ht.AssertNumPendingSweeps(bob, numSweeps)
}
flakeSkipPendingSweepsCheckDarwin(ht, bob, numSweeps)
// Bob's force close tx and anchor sweeping tx should now be found in
// the mempool.

5
itest/lnd_test.go
View File

@ -254,11 +254,6 @@ func getLndBinary(t *testing.T) string {
return binary
}
// isDarwin returns true if the test is running on a macOS.
func isDarwin() bool {
return runtime.GOOS == "darwin"
}
// isWindowsOS returns true if the test is running on a Windows OS.
func isWindowsOS() bool {
return runtime.GOOS == "windows"