added test for the License#site_default class method

Author: Oaphi

test/models/license_test.rb

@@ -1,7 +1,8 @@
 require 'test_helper'
 
 class LicenseTest < ActiveSupport::TestCase
-  # test "the truth" do
-  #   assert true
-  # end
+  test 'site_default should correctly get the default license' do
+    defaults = licenses.select(&:default?)
+    assert defaults.include?(License.site_default)
+  end
 end