def test_build_media_query_invalid_limit_key(self):
     css_class = 'padding-100-small-up'
     name = 'padding'
     value = px_to_em('100')
     expected = ''
     css_property = Property(name=name, value=value, priority='')
     breakpoint_parser = BreakpointParser(css_class=css_class, css_property=css_property)
     breakpoint_parser.limit_key = 'invalid_key'
     css = breakpoint_parser.build_media_query()
     self.assertEqual(css, expected)
 def test_css_for_up_wrong_limit_key(self):
     css_class = 'padding-100-small-up'
     name = 'padding'
     value = px_to_em('100')
     expected = ''
     css_property = Property(name=name, value=value, priority='')
     breakpoint_parser = BreakpointParser(css_class=css_class, css_property=css_property)
     breakpoint_parser.limit_key = '-only'   # Change to WRONG LIMIT KEY
     css = breakpoint_parser.css_for_up()
     self.assertEqual(css, expected)