test_lxml.py 文件源码

def _test_doctype(self, doctype_fragment):
        """Run a battery of assertions on a given doctype string."""
        doctype_str = '<!DOCTYPE %s>' % doctype_fragment
        markup = doctype_str + '<p>foo</p>'
        soup = self.soup(markup)
        doctype = soup.contents[0]
        self.assertEqual(doctype.__class__, Doctype)
        self.assertEqual(doctype, doctype_fragment)
        self.assertEqual(str(soup)[:len(doctype_str)], doctype_str)

        # Make sure that the doctype was correctly associated with the
        # parse tree and that the rest of the document parsed.
        self.assertEqual(soup.p.contents[0], 'foo')