'Literal string as argument is always "safe" from auto-escaping.'

@setup({'filter-syntax10': '{{    var|default_if_none:"    endquote\\"    hah"    }}'})
def test_filter_syntax10(self):

    output = self.engine.render_to_string('filter-syntax10', {'var': None})
    self.assertEqual(output, '    endquote"    hah')
