add test gems

test/test_helper.rb

@@ -15,8 +15,20 @@
 # with BigBlueButton; if not, see <http://www.gnu.org/licenses/>.
 
 ENV['RAILS_ENV'] ||= 'test'
+
+require 'simplecov'
+SimpleCov.start do
+  add_group 'Models', 'app/models'
+  add_group 'Controllers', 'app/controllers'
+  add_group 'Helpers', 'app/helpers'
+  add_group 'Config', 'config/'
+  add_group 'Libraries', 'lib/'
+  add_group 'Tests', 'test/'
+end
+
 require File.expand_path('../../config/environment', __FILE__)
 require 'rails/test_help'
+require "mocha/test_unit"
 
 class ActiveSupport::TestCase
   # Setup all fixtures in test/fixtures/*.yml for all tests in alphabetical order.