Eliminate the Routes Start method

router/gossip_test.go

@@ -17,11 +17,8 @@ type mockChannelConnection struct {
 // Construct a "passive" Router, i.e. without any goroutines, except
 // for Routes and GossipSenders.
 func NewTestRouter(name PeerName) *Router {
-	router := NewRouter(RouterConfig{}, name, "")
-	// need to create a dummy channel otherwise tests hang on nil
-	// channels when the Router invoked ConnectionMaker.Refresh
-	router.ConnectionMaker.actionChan = make(chan ConnectionMakerAction, ChannelSize)
-	router.Routes.Start()
+	router := NewRouter(RouterConfig{}, name, "nick")
+	router.Start()
 	return router
 }
 

router/router.go

@@ -83,7 +83,6 @@ func (router *Router) Start() {
 		po, err = NewPcapO(router.Iface.Name)
 		checkFatal(err)
 	}
-	router.Routes.Start()
 	router.ConnectionMaker.Start()
 	router.UDPListener = router.listenUDP(router.Port, po)
 	router.listenTCP(router.Port)

router/routes.go

@@ -22,26 +22,23 @@ type Routes struct {
 }
 
 func NewRoutes(ourself *LocalPeer, peers *Peers) *Routes {
+	recalculate := make(chan *struct{}, 1)
+	wait := make(chan chan struct{})
 	routes := &Routes{
 		ourself:      ourself,
 		peers:        peers,
 		unicast:      make(map[PeerName]PeerName),
 		unicastAll:   make(map[PeerName]PeerName),
 		broadcast:    make(map[PeerName][]PeerName),
-		broadcastAll: make(map[PeerName][]PeerName)}
+		broadcastAll: make(map[PeerName][]PeerName),
+		recalculate:  recalculate,
+		wait:         wait}
 	routes.unicast[ourself.Name] = UnknownPeerName
 	routes.unicastAll[ourself.Name] = UnknownPeerName
 	routes.broadcast[ourself.Name] = []PeerName{}
 	routes.broadcastAll[ourself.Name] = []PeerName{}
-	return routes
-}
-
-func (routes *Routes) Start() {
-	recalculate := make(chan *struct{}, 1)
-	wait := make(chan chan struct{})
-	routes.recalculate = recalculate
-	routes.wait = wait
 	go routes.run(recalculate, wait)
+	return routes
 }
 
 func (routes *Routes) PeerNames() PeerNameSet {