fix for javascript vs no-js cucumber

features/step_definitions/candidates/registrations/wizard_steps.rb

@@ -38,7 +38,16 @@
 Given("I have completed the education form") do
   visit path_for 'education', school: @school
   choose 'Graduate or postgraduate'
-  fill_in "What subject are you studying?", with: "Physics"
+
+  subject_field = find_field("What subject are you studying?")
+  subject_field.fill_in(with: "Physics")
+
+  unless subject_field.native.is_a?(Nokogiri::XML::Element)
+    # Unless we are using the standard rack-test driver (which does not support
+    # javascript), we need to change the focus off the control before continuing
+    subject_field.send_keys :tab
+  end
+
   click_button 'Continue'
 end