'Ensure that the NullBooleanSelect widget\'s options are lazily
localized.
Refs #17190'

def test_nullbooleanselect(self):

    f = NullBooleanSelectLazyForm()
    self.assertHTMLEqual(f.fields[u'bool'].widget.render(u'id_bool', True), u'<select    name="id_bool">\n<option    value="1">Unbekannt</option>\n<option    value="2"    selected="selected">Ja</option>\n<option    value="3">Nein</option>\n</select>')
