openlp/tests/openlp_core/common/test_handlers.py

46 lines
2.2 KiB
Python

# -*- coding: utf-8 -*-
##########################################################################
# OpenLP - Open Source Lyrics Projection #
# ---------------------------------------------------------------------- #
# Copyright (c) 2008-2022 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/>. #
##########################################################################
"""
Test the exception handling functions
"""
from unittest.mock import patch
from openlp.core.common.handlers import handle_permission_error
@patch('openlp.core.common.handlers.QtWidgets.QMessageBox')
def test_handle_permission_error(MockQMessageBox):
"""Test the handle_permission_error() function to make sure it catches PermissionError"""
# GIVEN: A mocked QMessageBox class and a file path
file_path = 'mocked_file_path'
# WHEN: the handle_permission_error() context manager is used
try:
with handle_permission_error(file_path):
raise PermissionError('Bad mojo')
except PermissionError:
assert False, 'PermissionError was not caught'
MockQMessageBox.critical.assert_called_once_with(
None, 'Permission Error',
'There was a permissions error when trying to access mocked_file_path'
)