Fixed notification and code mirror for firefox

cms/djangoapps/contentstore/features/common.py

@@ -70,8 +70,10 @@ def press_the_notification_button(_step, name):
         confirmation_dismissed = world.is_css_not_present('.is-shown.wrapper-notification-warning')
         error_showing = world.is_css_present('.is-shown.wrapper-notification-error')
         return confirmation_dismissed or error_showing
-
-    world.css_click(css, success_condition=button_clicked), '%s button not clicked after 5 attempts.' % name
+    if world.browser.driver_name == 'Firefox':
+        world.browser.execute_script("$('{}').click()".format(css))
+    else:
+        world.css_click(css, success_condition=button_clicked), '%s button not clicked after 5 attempts.' % name
 
 
 @step('I change the "(.*)" field to "(.*)"$')
@@ -272,7 +274,7 @@ def i_am_shown_a_notification(step, notification_type):
 
 
 def type_in_codemirror(index, text):
-    world.css_click(".CodeMirror", index=index)
+    world.css_click("div.CodeMirror-lines", index=index)
     world.browser.execute_script("$('div.CodeMirror.CodeMirror-focused > div').css('overflow', '')")
     g = world.css_find("div.CodeMirror.CodeMirror-focused > div > textarea")
     if world.is_mac():