htlcswitch+funding+discovery: update mock peers to add new QuitSignal method

discovery/gossiper_test.go

@@ -2181,3 +2181,6 @@ func (p *mockPeer) PubKey() [33]byte {
 	return pubkey
 }
 func (p *mockPeer) Address() net.Addr { return nil }
+func (p *mockPeer) QuitSignal() <-chan struct{} {
+	return p.quit
+}

fundingmanager_test.go

@@ -174,6 +174,10 @@ func (n *testNode) WipeChannel(_ *wire.OutPoint) error {
 	return nil
 }
 
+func (n *testNode) QuitSignal() <-chan struct{} {
+	return n.shutdownChannel
+}
+
 func (n *testNode) AddNewChannel(channel *lnwallet.LightningChannel,
 	quit <-chan struct{}) error {
 

htlcswitch/link_test.go

@@ -1459,6 +1459,10 @@ type mockPeer struct {
 	quit         chan struct{}
 }
 
+func (m *mockPeer) QuitSignal() <-chan struct{} {
+	return m.quit
+}
+
 var _ lnpeer.Peer = (*mockPeer)(nil)
 
 func (m *mockPeer) SendMessage(sync bool, msgs ...lnwire.Message) error {

htlcswitch/mock.go

@@ -238,6 +238,10 @@ func (s *mockServer) Start() error {
 	return nil
 }
 
+func (s *mockServer) QuitSignal() <-chan struct{} {
+	return s.quit
+}
+
 // mockHopIterator represents the test version of hop iterator which instead
 // of encrypting the path in onion blob just stores the path as a list of hops.
 type mockHopIterator struct {