'Regression test for ticket #4558 -- pretty printing of XML fixtures
doesn\'t affect parsing of None values.'

@skipIfDBFeature('interprets_empty_strings_as_nulls')
def test_pretty_print_xml(self):

    management.call_command('loaddata', 'pretty.xml', verbosity=0)
    self.assertIsNone(Stuff.objects.all()[0].name)
    self.assertIsNone(Stuff.objects.all()[0].owner)
