openlp/tests/openlp_plugins/presentations/lib/test_serializers.py

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# -*- coding: utf-8 -*-
##########################################################################
# OpenLP - Open Source Lyrics Projection #
# ---------------------------------------------------------------------- #
2020-12-30 21:42:49 +00:00
# Copyright (c) 2008-2021 OpenLP Developers #
# ---------------------------------------------------------------------- #
# This program is free software: you can redistribute it and/or modify #
# it under the terms of the GNU General Public License as published by #
# the Free Software Foundation, either version 3 of the License, or #
# (at your option) any later version. #
# #
# This program is distributed in the hope that it will be useful, #
# but WITHOUT ANY WARRANTY; without even the implied warranty of #
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
# GNU General Public License for more details. #
# #
# You should have received a copy of the GNU General Public License #
# along with this program. If not, see <https://www.gnu.org/licenses/>. #
##########################################################################
"""
Package to test the openlp.core.lib package.
"""
from pathlib import Path
from unittest.mock import patch
try:
import Pyro4 # noqa
from openlp.plugins.presentations.lib.serializers import path_class_to_dict, path_dict_to_class, register_classes
except ImportError:
import pytest
pytestmark = pytest.mark.skip('Pyro4 not installed')
def test_path_class_to_dict():
"""Test that the path_class_to_dict() method returns a correctly formatted dictionary"""
# GIVEN: A Path object
path = Path('openlp/core/ui/aboutform.py')
# WHEN: path_class_to_dict() is called with the given Path object
result = path_class_to_dict(path)
# THEN: The dictionary should be formatted correctly
assert result == {'__class__': 'Path', 'parts': ('openlp', 'core', 'ui', 'aboutform.py')}
def test_path_dict_to_class():
"""Test that the path_dict_to_class() method returns the right object"""
# GIVEN: A dictionary that was created from a Path object
path_dict = {'__class__': 'Path', 'parts': ('openlp', 'core', 'app.py')}
# WHEN: path_dict_to_class() is called with the given dictionary
result = path_dict_to_class('Path', path_dict)
# THEN: The correct Path object should have been created
assert isinstance(result, Path)
assert result == Path('openlp/core/app.py')
@patch('openlp.plugins.presentations.lib.serializers.SerializerBase')
def test_register_classes(MockSerializerBase):
"""Test that the register_classes() method registers the two functions"""
# GIVEN: A mocked out SerializerBase
# WHEN: register_classes() is run
register_classes()
# THEN: The functions should have been registered
MockSerializerBase.register_class_to_dict.assert_called_once_with(Path, path_class_to_dict)
MockSerializerBase.register_dict_to_class.assert_called_once_with('Path', path_dict_to_class)