#!/usr/bin/python # -*- coding: utf-8 -*- """tests for the non-native part of qr() :author: `Patrick Kanzler `_ :organization: `python-escpos `_ :copyright: Copyright (c) 2016 `python-escpos `_ :license: MIT """ import pytest import mock from escpos.printer import Dummy from PIL import Image @mock.patch("escpos.printer.Dummy.image", spec=Dummy) def test_type_of_object_passed_to_image_function(img_function): """ Test the type of object that is passed to the image function during non-native qr-printing. The type should be PIL.Image """ d = Dummy() d.qr("LoremIpsum") args, kwargs = img_function.call_args assert isinstance(args[0], Image.Image) @pytest.fixture def instance(): return Dummy() def test_center(instance): instance.qr("LoremIpsum", center=True)