config/source/cli: fix tests (#1179)

* config/source/cli: fix tests
* skip mdns test in travis

Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>

registry/mdns_test.go

@@ -7,6 +7,11 @@ import (
 )
 
 func TestMDNS(t *testing.T) {
+	// skip test in travis because of sendto: operation not permitted error
+	if travis := os.Getenv("TRAVIS"); travis == "true" {
+		t.Skip()
+	}
+
 	testData := []*Service{
 		{
 			Name:    "test1",

registry/watcher_test.go

@@ -7,6 +7,10 @@ import (
 )
 
 func TestWatcher(t *testing.T) {
+	if travis := os.Getenv("TRAVIS"); travis == "true" {
+		t.Skip()
+	}
+
 	testData := []*Service{
 		{
 			Name:    "test1",