openlp/tests/functional/openlp_plugins/presentations/test_pptviewcontroller.py
2014-04-19 06:09:54 +01:00

208 lines
9.0 KiB
Python

# -*- coding: utf-8 -*-
# vim: autoindent shiftwidth=4 expandtab textwidth=120 tabstop=4 softtabstop=4
###############################################################################
# OpenLP - Open Source Lyrics Projection #
# --------------------------------------------------------------------------- #
# Copyright (c) 2008-2013 Raoul Snyman #
# Portions copyright (c) 2008-2013 Tim Bentley, Gerald Britton, Jonathan #
# Corwin, Samuel Findlay, Michael Gorven, Scott Guerrieri, Matthias Hub, #
# Meinert Jordan, Armin Köhler, Erik Lundin, Edwin Lunando, Brian T. Meyer. #
# Joshua Miller, Stevan Pettit, Andreas Preikschat, Mattias Põldaru, #
# Christian Richter, Philip Ridout, Simon Scudder, Jeffrey Smith, #
# Maikel Stuivenberg, Martin Thompson, Jon Tibble, Dave Warnock, #
# Frode Woldsund, Martin Zibricky, Patrick Zimmermann #
# --------------------------------------------------------------------------- #
# 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 #
###############################################################################
"""
This module contains tests for the pptviewcontroller module of the Presentations plugin.
"""
import os
import shutil
if os.name == 'nt':
from ctypes import cdll
from tempfile import mkdtemp
from unittest import TestCase
from tests.functional import MagicMock, patch
from tests.helpers.testmixin import TestMixin
from openlp.plugins.presentations.lib.pptviewcontroller import PptviewDocument, PptviewController
class TestPptviewController(TestCase, TestMixin):
"""
Test the PptviewController Class
"""
# TODO: Items left to test
# PptviewController
# start_process(self)
# kill
def setUp(self):
"""
Set up the patches and mocks need for all tests.
"""
self.get_application()
self.build_settings()
self.mock_plugin = MagicMock()
self.temp_folder = mkdtemp()
self.mock_plugin.settings_section = self.temp_folder
def tearDown(self):
"""
Stop the patches
"""
self.destroy_settings()
shutil.rmtree(self.temp_folder)
def constructor_test(self):
"""
Test the Constructor from the PptViewController
"""
# GIVEN: No presentation controller
controller = None
# WHEN: The presentation controller object is created
controller = PptviewController(plugin=self.mock_plugin)
# THEN: The name of the presentation controller should be correct
self.assertEqual('Powerpoint Viewer', controller.name,
'The name of the presentation controller should be correct')
def check_available_test(self):
"""
Test check_available / check_installed
"""
# GIVEN: A mocked dll loader and a controller
with patch('ctypes.cdll.LoadLibrary') as mocked_load_library:
mocked_process = MagicMock()
mocked_process.CheckInstalled.return_value = True
mocked_load_library.return_value = mocked_process
controller = PptviewController(plugin=self.mock_plugin)
# WHEN: check_available is called
available = controller.check_available()
# THEN: On windows it should return True, on other platforms False
if os.name == 'nt':
self.assertTrue(available, 'check_available should return True on windows.')
else:
self.assertFalse(available, 'check_available should return False when not on windows.')
class TestPptviewDocument(TestCase):
"""
Test the PptviewDocument Class
"""
# TODO: Items left to test
# PptviewDocument
# __init__
# create_thumbnails
# close_presentation
# is_loaded
# is_active
# blank_screen
# unblank_screen
# is_blank
# stop_presentation
# start_presentation
# get_slide_number
# get_slide_count
# goto_slide
# next_step
# previous_step
def setUp(self):
"""
Set up the patches and mocks need for all tests.
"""
self.os_patcher = patch('openlp.plugins.presentations.lib.pptviewcontroller.os')
self.pptview_document_create_thumbnails_patcher = patch(
'openlp.plugins.presentations.lib.pptviewcontroller.PptviewDocument.create_thumbnails')
self.pptview_document_stop_presentation_patcher = patch(
'openlp.plugins.presentations.lib.pptviewcontroller.PptviewDocument.stop_presentation')
self.presentation_document_get_temp_folder_patcher = patch(
'openlp.plugins.presentations.lib.pptviewcontroller.PresentationDocument.get_temp_folder')
self.presentation_document_setup_patcher = patch(
'openlp.plugins.presentations.lib.pptviewcontroller.PresentationDocument._setup')
self.screen_list_patcher = patch('openlp.plugins.presentations.lib.pptviewcontroller.ScreenList')
self.rect_patcher = MagicMock()
self.mock_os = self.os_patcher.start()
self.mock_pptview_document_create_thumbnails = self.pptview_document_create_thumbnails_patcher.start()
self.mock_pptview_document_stop_presentation = self.pptview_document_stop_presentation_patcher.start()
self.mock_presentation_document_get_temp_folder = self.presentation_document_get_temp_folder_patcher.start()
self.mock_presentation_document_setup = self.presentation_document_setup_patcher.start()
self.mock_rect = self.rect_patcher.start()
self.mock_screen_list = self.screen_list_patcher.start()
self.mock_controller = MagicMock()
self.mock_presentation = MagicMock()
self.mock_presentation_document_get_temp_folder.return_value = 'temp folder'
def tearDown(self):
"""
Stop the patches
"""
self.os_patcher.stop()
self.pptview_document_create_thumbnails_patcher.stop()
self.pptview_document_stop_presentation_patcher.stop()
self.presentation_document_get_temp_folder_patcher.stop()
self.presentation_document_setup_patcher.stop()
self.rect_patcher.stop()
self.screen_list_patcher.stop()
def load_presentation_succesfull_test(self):
"""
Test the PptviewDocument.load_presentation() method when the PPT is successfully opened
"""
# GIVEN: A reset mocked_os
self.mock_os.reset()
# WHEN: The temporary directory exists and OpenPPT returns successfully (not -1)
self.mock_os.path.isdir.return_value = True
self.mock_controller.process.OpenPPT.return_value = 0
instance = PptviewDocument(self.mock_controller, self.mock_presentation)
instance.file_path = 'test\path.ppt'
if os.name == 'nt':
result = instance.load_presentation()
# THEN: PptviewDocument.load_presentation should return True
self.assertTrue(result)
def load_presentation_un_succesfull_test(self):
"""
Test the PptviewDocument.load_presentation() method when the temporary directory does not exist and the PPT is
not successfully opened
"""
# GIVEN: A reset mocked_os
self.mock_os.reset()
# WHEN: The temporary directory does not exist and OpenPPT returns unsuccessfully (-1)
self.mock_os.path.isdir.return_value = False
self.mock_controller.process.OpenPPT.return_value = -1
instance = PptviewDocument(self.mock_controller, self.mock_presentation)
instance.file_path = 'test\path.ppt'
if os.name == 'nt':
result = instance.load_presentation()
# THEN: The temporary directory should be created and PptviewDocument.load_presentation should return False
self.mock_os.makedirs.assert_called_once_with('temp folder')
self.assertFalse(result)