add specs and use i18n

spec/controllers/broadcasts_controller_spec.rb

@@ -131,16 +131,25 @@ RSpec.describe BroadcastsController, type: :controller do
       expect(response.body).to have_xpath "//input[@readonly][@value='#{broadcast_url(broadcast.token)}']"
     end
 
-    it "displays zoom meeting button" do
+    it "displays zoom meeting button for zoom conference option" do
       get :show, params: { project_id: project.id, id: broadcast.id }
 
-      expect(response.body).to have_link("Video Conference", href: project_broadcast_zoom_meeting_url(project, broadcast))
+      expect(response.body).to have_content 'Zoom'
+      expect(response.body).to have_link("Video Conference", href: project_broadcast_conference_meeting_url(project, broadcast))
+    end
+
+    it "displays microsoft teams meeting button for MS Teams conference option" do
+      ms_teams_broadcast = create(:broadcast, :ms_teams_conference, project: project )
+      get :show, params: { project_id: project.id, id: ms_teams_broadcast.id }
+
+      expect(response.body).to have_content 'MS Teams'
+      expect(response.body).to have_link 'Video Conference', href: project_broadcast_conference_meeting_url(project, ms_teams_broadcast)
     end
 
     it "assigns required variables" do
       get :show, params: { project_id: project.id, id: broadcast.id }
 
-      expect(assigns(:conference_url)).to eq project_broadcast_zoom_meeting_url(project, broadcast)
+      expect(assigns(:conference_url)).to eq project_broadcast_conference_meeting_url(project, broadcast)
       expect(assigns(:broadcast)).to eq broadcast
     end