func (appRunner *appRunner) updateLrpRoutes(name string, routes RouteOverrides) error {
appRoutes := route_helpers.AppRoutes{}
routeMap := make(map[uint16][]string)
for _, override := range routes {
routeMap[override.Port] = append(routeMap[override.Port], appRunner.appendDomain(override.HostnamePrefix))
}
for port, hostnames := range routeMap {
appRoutes = append(appRoutes, route_helpers.AppRoute{
Hostnames: hostnames,
Port: port,
})
}
err := appRunner.receptorClient.UpdateDesiredLRP(
name,
receptor.DesiredLRPUpdateRequest{
Routes: appRoutes.RoutingInfo(),
},
)
return err
}
Port: 22222,
}
appRoute3 = route_helpers.AppRoute{
Hostnames: []string{"foo3.example.com", "bar3.examaple.com"},
Port: 33333,
}
appRoutes = route_helpers.AppRoutes{appRoute1, appRoute2, appRoute3}
})
Describe("AppRoutes", func() {
Describe("RoutingInfo", func() {
var routingInfo receptor.RoutingInfo
JustBeforeEach(func() {
routingInfo = appRoutes.RoutingInfo()
})
It("maps the serialized routes to the correct key", func() {
expectedBytes := []byte(`[{"hostnames":["foo1.example.com","bar1.examaple.com"],"port":11111},{"hostnames":["foo2.example.com","bar2.examaple.com"],"port":22222},{"hostnames":["foo3.example.com","bar3.examaple.com"],"port":33333}]`)
Expect(appRoutes.RoutingInfo()["cf-router"].MarshalJSON()).To(MatchJSON(expectedBytes))
})
Context("when AppRoutes is empty", func() {
BeforeEach(func() {
appRoutes = route_helpers.AppRoutes{}
})
It("marshals an empty list", func() {
payload, err := routingInfo["cf-router"].MarshalJSON()
Expect(err).NotTo(HaveOccurred())