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htlcswitch/switch_test: adds duplicate link add test

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This commit is contained in:
Conner Fromknecht 2018-06-09 04:28:03 -07:00
parent 15f812b10f
commit a779befda5
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1 changed files with 59 additions and 0 deletions
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59
htlcswitch/switch_test.go
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@ -25,6 +25,65 @@ func genPreimage() ([32]byte, error) {
return preimage, nil
}
// TestSwitchAddDuplicateLink tests that the switch will reject duplicate links
// for both pending and live links. It also tests that we can successfully
// add a link after having removed it.
func TestSwitchAddDuplicateLink(t *testing.T) {
t.Parallel()
alicePeer, err := newMockServer(t, "alice", nil)
if err != nil {
t.Fatalf("unable to create alice server: %v", err)
}
s, err := initSwitchWithDB(nil)
if err != nil {
t.Fatalf("unable to init switch: %v", err)
}
if err := s.Start(); err != nil {
t.Fatalf("unable to start switch: %v", err)
}
defer s.Stop()
chanID1, _, aliceChanID, _ := genIDs()
pendingChanID := lnwire.ShortChannelID{}
aliceChannelLink := newMockChannelLink(
s, chanID1, pendingChanID, alicePeer, false,
)
if err := s.AddLink(aliceChannelLink); err != nil {
t.Fatalf("unable to add alice link: %v", err)
}
// Alice should have a pending link, adding again should fail.
if err := s.AddLink(aliceChannelLink); err == nil {
t.Fatalf("adding duplicate link should have failed")
}
// Update the short chan id of the channel, so that the link goes live.
aliceChannelLink.setLiveShortChanID(aliceChanID)
err = s.UpdateShortChanID(chanID1)
if err != nil {
t.Fatalf("unable to update alice short_chan_id: %v", err)
}
// Alice should have a live link, adding again should fail.
if err := s.AddLink(aliceChannelLink); err == nil {
t.Fatalf("adding duplicate link should have failed")
}
// Remove the live link to ensure the indexes are cleared.
if err := s.RemoveLink(chanID1); err != nil {
t.Fatalf("unable to remove alice link: %v", err)
}
// Alice has no links, adding should succeed.
if err := s.AddLink(aliceChannelLink); err != nil {
t.Fatalf("unable to add alice link: %v", err)
}
}
// TestSwitchSendPending checks the inability of htlc switch to forward adds
// over pending links, and the UpdateShortChanID makes a pending link live.
func TestSwitchSendPending(t *testing.T) {