openlp/tests/functional/openlp_core/test_init.py

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# -*- coding: utf-8 -*-
# vim: autoindent shiftwidth=4 expandtab textwidth=120 tabstop=4 softtabstop=4
###############################################################################
# OpenLP - Open Source Lyrics Projection #
# --------------------------------------------------------------------------- #
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# Copyright (c) 2008-2017 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; version 2 of the License. #
# #
# 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, write to the Free Software Foundation, Inc., 59 #
# Temple Place, Suite 330, Boston, MA 02111-1307 USA #
###############################################################################
import sys
from unittest import TestCase, skip
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from unittest.mock import MagicMock, patch
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from PyQt5 import QtCore, QtWidgets
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from openlp.core import OpenLP, parse_options
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class TestInitFunctions(TestCase):
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def test_parse_options_basic(self):
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"""
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Test the parse options process works
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"""
# GIVEN: a a set of system arguments.
sys.argv[1:] = []
# WHEN: We we parse them to expand to options
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args = parse_options(None)
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# THEN: the following fields will have been extracted.
self.assertFalse(args.dev_version, 'The dev_version flag should be False')
self.assertEquals(args.loglevel, 'warning', 'The log level should be set to warning')
self.assertFalse(args.no_error_form, 'The no_error_form should be set to False')
self.assertFalse(args.portable, 'The portable flag should be set to false')
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self.assertEquals(args.style, None, 'There are no style flags to be processed')
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self.assertEquals(args.rargs, [], 'The service file should be blank')
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def test_parse_options_debug(self):
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"""
Test the parse options process works for debug only
"""
# GIVEN: a a set of system arguments.
sys.argv[1:] = ['-l debug']
# WHEN: We we parse them to expand to options
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args = parse_options(None)
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# THEN: the following fields will have been extracted.
self.assertFalse(args.dev_version, 'The dev_version flag should be False')
self.assertEquals(args.loglevel, ' debug', 'The log level should be set to debug')
self.assertFalse(args.no_error_form, 'The no_error_form should be set to False')
self.assertFalse(args.portable, 'The portable flag should be set to false')
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self.assertEquals(args.style, None, 'There are no style flags to be processed')
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self.assertEquals(args.rargs, [], 'The service file should be blank')
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def test_parse_options_debug_and_portable(self):
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"""
Test the parse options process works for debug and portable
"""
# GIVEN: a a set of system arguments.
sys.argv[1:] = ['--portable']
# WHEN: We we parse them to expand to options
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args = parse_options(None)
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# THEN: the following fields will have been extracted.
self.assertFalse(args.dev_version, 'The dev_version flag should be False')
self.assertEquals(args.loglevel, 'warning', 'The log level should be set to warning')
self.assertFalse(args.no_error_form, 'The no_error_form should be set to False')
self.assertTrue(args.portable, 'The portable flag should be set to true')
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self.assertEquals(args.style, None, 'There are no style flags to be processed')
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self.assertEquals(args.rargs, [], 'The service file should be blank')
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def test_parse_options_all_no_file(self):
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"""
Test the parse options process works with two options
"""
# GIVEN: a a set of system arguments.
sys.argv[1:] = ['-l debug', '-d']
# WHEN: We we parse them to expand to options
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args = parse_options(None)
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# THEN: the following fields will have been extracted.
self.assertTrue(args.dev_version, 'The dev_version flag should be True')
self.assertEquals(args.loglevel, ' debug', 'The log level should be set to debug')
self.assertFalse(args.no_error_form, 'The no_error_form should be set to False')
self.assertFalse(args.portable, 'The portable flag should be set to false')
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self.assertEquals(args.style, None, 'There are no style flags to be processed')
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self.assertEquals(args.rargs, [], 'The service file should be blank')
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def test_parse_options_file(self):
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"""
Test the parse options process works with a file
"""
# GIVEN: a a set of system arguments.
sys.argv[1:] = ['dummy_temp']
# WHEN: We we parse them to expand to options
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args = parse_options(None)
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# THEN: the following fields will have been extracted.
self.assertFalse(args.dev_version, 'The dev_version flag should be False')
self.assertEquals(args.loglevel, 'warning', 'The log level should be set to warning')
self.assertFalse(args.no_error_form, 'The no_error_form should be set to False')
self.assertFalse(args.portable, 'The portable flag should be set to false')
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self.assertEquals(args.style, None, 'There are no style flags to be processed')
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self.assertEquals(args.rargs, 'dummy_temp', 'The service file should not be blank')
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def test_parse_options_file_and_debug(self):
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"""
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Test the parse options process works with a file and the debug log level
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"""
# GIVEN: a a set of system arguments.
sys.argv[1:] = ['-l debug', 'dummy_temp']
# WHEN: We we parse them to expand to options
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args = parse_options(None)
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# THEN: the following fields will have been extracted.
self.assertFalse(args.dev_version, 'The dev_version flag should be False')
self.assertEquals(args.loglevel, ' debug', 'The log level should be set to debug')
self.assertFalse(args.no_error_form, 'The no_error_form should be set to False')
self.assertFalse(args.portable, 'The portable flag should be set to false')
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self.assertEquals(args.style, None, 'There are no style flags to be processed')
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self.assertEquals(args.rargs, 'dummy_temp', 'The service file should not be blank')
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@skip('Figure out why this is causing a segfault')
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class TestOpenLP(TestCase):
"""
Test the OpenLP app class
"""
@patch('openlp.core.QtWidgets.QApplication.exec')
def test_exec(self, mocked_exec):
"""
Test the exec method
"""
# GIVEN: An app
app = OpenLP([])
app.shared_memory = MagicMock()
mocked_exec.return_value = False
# WHEN: exec() is called
result = app.exec()
# THEN: The right things should be called
assert app.is_event_loop_active is True
mocked_exec.assert_called_once_with()
app.shared_memory.detach.assert_called_once_with()
assert result is False
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@patch('openlp.core.QtCore.QSharedMemory')
def test_is_already_running_not_running(self, MockedSharedMemory):
"""
Test the is_already_running() method when OpenLP is NOT running
"""
# GIVEN: An OpenLP app and some mocks
mocked_shared_memory = MagicMock()
mocked_shared_memory.attach.return_value = False
MockedSharedMemory.return_value = mocked_shared_memory
app = OpenLP([])
# WHEN: is_already_running() is called
result = app.is_already_running()
# THEN: The result should be false
MockedSharedMemory.assert_called_once_with('OpenLP')
mocked_shared_memory.attach.assert_called_once_with()
mocked_shared_memory.create.assert_called_once_with(1)
assert result is False
@patch('openlp.core.QtWidgets.QMessageBox.critical')
@patch('openlp.core.QtWidgets.QMessageBox.StandardButtons')
@patch('openlp.core.QtCore.QSharedMemory')
def test_is_already_running_is_running_continue(self, MockedSharedMemory, MockedStandardButtons, mocked_critical):
"""
Test the is_already_running() method when OpenLP IS running and the user chooses to continue
"""
# GIVEN: An OpenLP app and some mocks
mocked_shared_memory = MagicMock()
mocked_shared_memory.attach.return_value = True
MockedSharedMemory.return_value = mocked_shared_memory
MockedStandardButtons.return_value = 0
mocked_critical.return_value = QtWidgets.QMessageBox.Yes
app = OpenLP([])
# WHEN: is_already_running() is called
result = app.is_already_running()
# THEN: The result should be false
MockedSharedMemory.assert_called_once_with('OpenLP')
mocked_shared_memory.attach.assert_called_once_with()
MockedStandardButtons.assert_called_once_with(QtWidgets.QMessageBox.Yes | QtWidgets.QMessageBox.No)
mocked_critical.assert_called_once_with(None, 'Error', 'OpenLP is already running. Do you wish to continue?', 0)
assert result is False
@patch('openlp.core.QtWidgets.QMessageBox.critical')
@patch('openlp.core.QtWidgets.QMessageBox.StandardButtons')
@patch('openlp.core.QtCore.QSharedMemory')
def test_is_already_running_is_running_stop(self, MockedSharedMemory, MockedStandardButtons, mocked_critical):
"""
Test the is_already_running() method when OpenLP IS running and the user chooses to stop
"""
# GIVEN: An OpenLP app and some mocks
mocked_shared_memory = MagicMock()
mocked_shared_memory.attach.return_value = True
MockedSharedMemory.return_value = mocked_shared_memory
MockedStandardButtons.return_value = 0
mocked_critical.return_value = QtWidgets.QMessageBox.No
app = OpenLP([])
# WHEN: is_already_running() is called
result = app.is_already_running()
# THEN: The result should be false
MockedSharedMemory.assert_called_once_with('OpenLP')
mocked_shared_memory.attach.assert_called_once_with()
MockedStandardButtons.assert_called_once_with(QtWidgets.QMessageBox.Yes | QtWidgets.QMessageBox.No)
mocked_critical.assert_called_once_with(None, 'Error', 'OpenLP is already running. Do you wish to continue?', 0)
assert result is True
def test_process_events(self):
"""
Test that the app.process_events() method simply calls the Qt method
"""
# GIVEN: An app
app = OpenLP([])
# WHEN: process_events() is called
with patch.object(app, 'processEvents') as mocked_processEvents:
app.process_events()
# THEN: processEvents was called
mocked_processEvents.assert_called_once_with()
def test_set_busy_cursor(self):
"""
Test that the set_busy_cursor() method sets the cursor
"""
# GIVEN: An app
app = OpenLP([])
# WHEN: set_busy_cursor() is called
with patch.object(app, 'setOverrideCursor') as mocked_setOverrideCursor, \
patch.object(app, 'processEvents') as mocked_processEvents:
app.set_busy_cursor()
# THEN: The cursor should have been set
mocked_setOverrideCursor.assert_called_once_with(QtCore.Qt.BusyCursor)
mocked_processEvents.assert_called_once_with()
def test_set_normal_cursor(self):
"""
Test that the set_normal_cursor() method resets the cursor
"""
# GIVEN: An app
app = OpenLP([])
# WHEN: set_normal_cursor() is called
with patch.object(app, 'restoreOverrideCursor') as mocked_restoreOverrideCursor, \
patch.object(app, 'processEvents') as mocked_processEvents:
app.set_normal_cursor()
# THEN: The cursor should have been set
mocked_restoreOverrideCursor.assert_called_once_with()
mocked_processEvents.assert_called_once_with()