Method test_invalid_key

tests/test_server.py:456–474

Handshake fails when the Sec-WebSocket-Key header is invalid.

(self)

        )

    def test_invalid_key(self):
        """Handshake fails when the Sec-WebSocket-Key header is invalid."""
        server = ServerProtocol()
        request = make_request()
        del request.headers["Sec-WebSocket-Key"]
        request.headers["Sec-WebSocket-Key"] = "<not Base64 data>"
        response = server.accept(request)
        server.send_response(response)

        self.assertEqual(response.status_code, 400)
        if sys.version_info[:2] >= (3, 11):
            b64_exc = "Only base64 data is allowed"
        else:  # pragma: no cover
            b64_exc = "Non-base64 digit found"
        self.assertHandshakeError(
            server,
            InvalidHeader,
            f"invalid Sec-WebSocket-Key header: <not Base64 data>; {b64_exc}",
        )

    def test_truncated_key(self):
        """Handshake fails when the Sec-WebSocket-Key header is truncated."""