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itest: update switch delivery tests with more robust reconnect logic

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eugene 2022-06-22 12:07:59 -04:00
parent f7681cb51d
commit a7f5b89cf3
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1 changed files with 22 additions and 1 deletions
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23
lntest/itest/lnd_switch_test.go
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@ -9,6 +9,7 @@ import (
"github.com/lightningnetwork/lnd/lnrpc"
"github.com/lightningnetwork/lnd/lntest"
"github.com/lightningnetwork/lnd/lntest/wait"
"github.com/stretchr/testify/require"
)
// testSwitchCircuitPersistence creates a multihop network to ensure the sender
@ -451,13 +452,23 @@ func testSwitchOfflineDelivery(net *lntest.NetworkHarness, t *harnessTest) {
t.Fatalf("htlc mismatch: %v", predErr)
}
peerReq := &lnrpc.PeerEventSubscription{}
peerClient, err := dave.SubscribePeerEvents(ctxb, peerReq)
require.NoError(t.t, err)
// First, disconnect Dave and Alice so that their link is broken.
if err := net.DisconnectNodes(dave, net.Alice); err != nil {
t.Fatalf("unable to disconnect alice from dave: %v", err)
}
// Wait to receive the PEER_OFFLINE event before reconnecting them.
peerEvent, err := peerClient.Recv()
require.NoError(t.t, err)
require.Equal(t.t, lnrpc.PeerEvent_PEER_OFFLINE, peerEvent.GetType())
// Then, reconnect them to ensure Dave doesn't just fail back the htlc.
net.ConnectNodes(t.t, dave, net.Alice)
// We use EnsureConnected here in case they have already re-connected.
net.EnsureConnected(t.t, dave, net.Alice)
// Wait to ensure that the payment remain are not failed back after
// reconnecting. All node should report the number payments initiated
@ -476,6 +487,16 @@ func testSwitchOfflineDelivery(net *lntest.NetworkHarness, t *harnessTest) {
t.Fatalf("unable to disconnect alice from dave: %v", err)
}
// Wait to receive the PEER_ONLINE and then the PEER_OFFLINE event
// before advancing.
peerEvent2, err := peerClient.Recv()
require.NoError(t.t, err)
require.Equal(t.t, lnrpc.PeerEvent_PEER_ONLINE, peerEvent2.GetType())
peerEvent3, err := peerClient.Recv()
require.NoError(t.t, err)
require.Equal(t.t, lnrpc.PeerEvent_PEER_OFFLINE, peerEvent3.GetType())
// Now restart carol without hodl mode, to settle back the outstanding
// payments.
carol.SetExtraArgs(nil)