diff --git a/app/controllers/schedules_controller.rb b/app/controllers/schedules_controller.rb
index 1671fb8f..f23dbec9 100644
--- a/app/controllers/schedules_controller.rb
+++ b/app/controllers/schedules_controller.rb
@@ -80,34 +80,35 @@ class SchedulesController < ApplicationController
   end
 
   def vertical_schedule
-      @event_schedules = @program.selected_event_schedules(
-        includes: [{ event: %i[event_id title speaker] }]
-      )
+    @event_schedules = @program.selected_event_schedules(
+      includes: [{ event: %i[event_id title speaker] }]
+    )
 
-      respond_to do |format|
-        format.xml do
-          @events_xml = event_schedules.map(&:event).group_by{ |event| event.time.to_date } if event_schedules
-        end
-
-        format.ics do
-          cal = Icalendar::Calendar.new
-          cal = icalendar_proposals(cal, event_schedules.map(&:event), @conference)
-          cal.publish
-          render inline: cal.to_ical
-        end
-
-        format.html do
-          @rooms = @conference.venue.rooms if @conference.venue
-          @dates = @conference.start_date..@conference.end_date
-
-          # Ids of the @event_schedules of confrmed self_organized tracks along with the selected_schedule_id
-          @selected_schedules_ids = [@conference.program.selected_schedule_id]
-          @conference.program.tracks.self_organized.confirmed.each do |track|
-            @selected_schedules_ids << track.selected_schedule_id
-          end
-          @selected_schedules_ids.compact!
-          @event_schedules_by_room_id = event_schedules.select { |s| @selected_schedules_ids.include?(s.schedule_id) }.group_by(&:room_id)
+    respond_to do |format|
+      format.xml do
+        @events_xml = event_schedules.map(&:event).group_by{ |event| event.time.to_date } if event_schedules
+      end
+
+      format.ics do
+        cal = Icalendar::Calendar.new
+        cal = icalendar_proposals(cal, event_schedules.map(&:event), @conference)
+        cal.publish
+        render inline: cal.to_ical
+      end
+
+      format.html do
+        @rooms = @conference.venue.rooms if @conference.venue
+        @dates = @conference.start_date..@conference.end_date
+
+        # Ids of the @event_schedules of confrmed self_organized tracks along with the selected_schedule_id
+        @selected_schedules_ids = [@conference.program.selected_schedule_id]
+        @conference.program.tracks.self_organized.confirmed.each do |track|
+          @selected_schedules_ids << track.selected_schedule_id
         end
+        @selected_schedules_ids.compact!
+        @event_schedules_by_room_id = event_schedules.select { |s| @selected_schedules_ids.include?(s.schedule_id) }.group_by(&:room_id)
+      end
+    end
   end
 
   def app
diff --git a/app/services/full_calendar_formatter.rb b/app/services/full_calendar_formatter.rb
index 91cd3b25..94e0b09d 100644
--- a/app/services/full_calendar_formatter.rb
+++ b/app/services/full_calendar_formatter.rb
@@ -1,3 +1,16 @@
 class FullCalendarFormatter
-  def rooms_to_resources(rooms); end
+  def self.rooms_to_resources(rooms)
+    rooms.map { |room| room_to_resource(room) }.to_json
+  end
+
+  def self.event_schedules_to_resources(event_schedules); end
+
+  private_class_method
+
+  def self.room_to_resource(room)
+    {
+      id:    room.guid,
+      title: room.name
+    }
+  end
 end
diff --git a/spec/features/conference_schedule_spec.rb b/spec/features/conference_schedule_spec.rb
index fae6fbeb..2fc6b03e 100644
--- a/spec/features/conference_schedule_spec.rb
+++ b/spec/features/conference_schedule_spec.rb
@@ -9,6 +9,10 @@ feature Schedule do
       before(:each) do
         visit vertical_schedule_conference_schedule_path
       end
+
+      it 'returns a successful response' do
+        expect(response.status).to eq(200)
+      end
     end
   end
 end
diff --git a/spec/services/full_calendar_formatter_spec.rb b/spec/services/full_calendar_formatter_spec.rb
index 2cf607e9..2c931b90 100644
--- a/spec/services/full_calendar_formatter_spec.rb
+++ b/spec/services/full_calendar_formatter_spec.rb
@@ -3,12 +3,24 @@
 require 'spec_helper'
 
 describe FullCalendarFormatter do
-  let!(:room0) { create(:room) }
   let!(:room1) { create(:room) }
+  let!(:room2) { create(:room) }
 
   describe 'JSON formatting for FullCalendar' do
     it 'translates rooms to resources' do
-      room_list = [room1, room2] # TODO
+      rooms = [room1, room2]
+      resources = described_class.rooms_to_resources(rooms)
+      expected_json = [
+        {
+          id:    room1.guid,
+          title: room1.name
+        },
+        {
+          id:    room2.guid,
+          title: room2.name
+        }
+      ].to_json
+      expect(resources).to eq(expected_json)
     end
   end
 end