openlp/tests/conftest.py

# -*- coding: utf-8 -*-

##########################################################################
# OpenLP - Open Source Lyrics Projection                                 #
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# Copyright (c) 2008-2020 OpenLP Developers                              #
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# 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      #
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# This program is distributed in the hope that it will be useful,        #
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# GNU General Public License for more details.                           #
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"""
All the tests
"""
import os
from tempfile import mkstemp
from unittest.mock import MagicMock

import pytest
from PyQt5 import QtCore, QtWidgets

from openlp.core.common.registry import Registry
from openlp.core.common.settings import Settings


@pytest.yield_fixture
def qapp():
    """An instance of QApplication"""
    app = QtWidgets.QApplication([])
    yield app
    del app


@pytest.fixture
def registry():
    """An instance of the Registry"""
    Registry.create()


@pytest.yield_fixture
def settings(qapp, registry):
    """A Settings() instance"""
    fd, ini_file = mkstemp('.ini')
    Settings.set_filename(ini_file)
    Settings().setDefaultFormat(QtCore.QSettings.IniFormat)
    # Needed on windows to make sure a Settings object is available during the tests
    sets = Settings()
    sets.setValue('themes/global theme', 'my_theme')
    Registry().register('settings', sets)
    yield sets
    del sets
    os.close(fd)
    os.unlink(Settings().fileName())


@pytest.yield_fixture
def mock_settings(registry):
    """A Mock Settings() instance"""
    # Create and register a mock settings object to work with
    mock_settings = MagicMock()
    Registry().register('settings', mock_settings)
    yield mock_settings
    Registry().remove('settings')
    del mock_settings