Method test_parse_subprotocol

tests/test_headers.py:132–144

(self)

                    parse_extension(header)

    def test_parse_subprotocol(self):
        for header, parsed in [
            # Synthetic examples
            ("foo", ["foo"]),
            ("foo, bar", ["foo", "bar"]),
            # Pathological example
            (",\t, ,  ,foo  ,,   bar,baz,,", ["foo", "bar", "baz"]),
        ]:
            with self.subTest(header=header):
                self.assertEqual(parse_subprotocol(header), parsed)
                # Also ensure that build_subprotocol round-trips cleanly.
                unparsed = build_subprotocol(parsed)
                self.assertEqual(parse_subprotocol(unparsed), parsed)

    def test_parse_subprotocol_invalid_header(self):
        for header in [