micro/router/registry/registry_test.go
Asim Aslam 563768b58a
v3 refactor (#1868)
* Move to v3

Co-authored-by: Ben Toogood <bentoogood@gmail.com>
2020-07-27 13:22:00 +01:00

134 lines
2.6 KiB
Go

package registry
import (
"fmt"
"os"
"sync"
"testing"
"time"
"github.com/micro/go-micro/v3/registry/memory"
"github.com/micro/go-micro/v3/router"
)
func routerTestSetup() router.Router {
r := memory.NewRegistry()
return NewRouter(router.Registry(r))
}
func TestRouterClose(t *testing.T) {
r := routerTestSetup()
_, err := r.Advertise()
if err != nil {
t.Errorf("failed to start advertising: %v", err)
}
if err := r.Close(); err != nil {
t.Errorf("failed to stop router: %v", err)
}
if len(os.Getenv("IN_TRAVIS_CI")) == 0 {
t.Logf("TestRouterStartStop STOPPED")
}
}
func TestRouterAdvertise(t *testing.T) {
r := routerTestSetup()
// lower the advertise interval
AdvertiseEventsTick = 500 * time.Millisecond
ch, err := r.Advertise()
if err != nil {
t.Errorf("failed to start advertising: %v", err)
}
// receive announce event
ann := <-ch
if len(os.Getenv("IN_TRAVIS_CI")) == 0 {
t.Logf("received announce advert: %v", ann)
}
// Generate random unique routes
nrRoutes := 5
routes := make([]router.Route, nrRoutes)
route := router.Route{
Service: "dest.svc",
Address: "dest.addr",
Gateway: "dest.gw",
Network: "dest.network",
Router: "src.router",
Link: "local",
Metric: 10,
}
for i := 0; i < nrRoutes; i++ {
testRoute := route
testRoute.Service = fmt.Sprintf("%s-%d", route.Service, i)
routes[i] = testRoute
}
var advertErr error
createDone := make(chan bool)
errChan := make(chan error)
var wg sync.WaitGroup
wg.Add(1)
go func() {
wg.Done()
defer close(createDone)
for _, route := range routes {
if len(os.Getenv("IN_TRAVIS_CI")) == 0 {
t.Logf("Creating route %v", route)
}
if err := r.Table().Create(route); err != nil {
if len(os.Getenv("IN_TRAVIS_CI")) == 0 {
t.Logf("Failed to create route: %v", err)
}
errChan <- err
return
}
}
}()
var adverts int
readDone := make(chan bool)
wg.Add(1)
go func() {
defer func() {
wg.Done()
readDone <- true
}()
for advert := range ch {
select {
case advertErr = <-errChan:
t.Errorf("failed advertising events: %v", advertErr)
default:
// do nothing for now
if len(os.Getenv("IN_TRAVIS_CI")) == 0 {
t.Logf("Router advert received: %v", advert)
}
adverts += len(advert.Events)
}
return
}
}()
// done adding routes to routing table
<-createDone
// done reading adverts from the routing table
<-readDone
if adverts != nrRoutes {
t.Errorf("Expected %d adverts, received: %d", nrRoutes, adverts)
}
wg.Wait()
if err := r.Close(); err != nil {
t.Errorf("failed to stop router: %v", err)
}
}