openlp/tests/functional/openlp_plugins/presentations/test_powerpointcontroller.py
2014-09-08 22:48:49 +01:00

237 lines
11 KiB
Python

# -*- coding: utf-8 -*-
# vim: autoindent shiftwidth=4 expandtab textwidth=120 tabstop=4 softtabstop=4
###############################################################################
# OpenLP - Open Source Lyrics Projection #
# --------------------------------------------------------------------------- #
# Copyright (c) 2008-2014 Raoul Snyman #
# Portions copyright (c) 2008-2014 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 #
###############################################################################
"""
Functional tests to test the PowerPointController class and related methods.
"""
import os
import shutil
from unittest import TestCase
from tempfile import mkdtemp
from tests.functional import patch, MagicMock
from tests.helpers.testmixin import TestMixin
from tests.utils.constants import TEST_RESOURCES_PATH
from openlp.plugins.presentations.lib.powerpointcontroller import PowerpointController, PowerpointDocument,\
_get_text_from_shapes
from openlp.core.common import is_win
if is_win():
import pywintypes
class TestPowerpointController(TestCase, TestMixin):
"""
Test the PowerpointController Class
"""
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 PowerpointController
"""
# GIVEN: No presentation controller
controller = None
# WHEN: The presentation controller object is created
controller = PowerpointController(plugin=self.mock_plugin)
# THEN: The name of the presentation controller should be correct
self.assertEqual('Powerpoint', controller.name,
'The name of the presentation controller should be correct')
class TestPowerpointDocument(TestCase, TestMixin):
"""
Test the PowerpointDocument Class
"""
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
self.powerpoint_document_stop_presentation_patcher = patch(
'openlp.plugins.presentations.lib.powerpointcontroller.PowerpointDocument.stop_presentation')
self.presentation_document_get_temp_folder_patcher = patch(
'openlp.plugins.presentations.lib.powerpointcontroller.PresentationDocument.get_temp_folder')
self.presentation_document_setup_patcher = patch(
'openlp.plugins.presentations.lib.powerpointcontroller.PresentationDocument._setup')
self.mock_powerpoint_document_stop_presentation = self.powerpoint_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_controller = MagicMock()
self.mock_presentation = MagicMock()
self.mock_presentation_document_get_temp_folder.return_value = 'temp folder'
self.file_name = os.path.join(TEST_RESOURCES_PATH, 'presentations', 'test.pptx')
self.real_controller = PowerpointController(self.mock_plugin)
def tearDown(self):
"""
Stop the patches
"""
self.powerpoint_document_stop_presentation_patcher.stop()
self.presentation_document_get_temp_folder_patcher.stop()
self.presentation_document_setup_patcher.stop()
self.destroy_settings()
shutil.rmtree(self.temp_folder)
def show_error_msg_test(self):
"""
Test the PowerpointDocument.show_error_msg() method gets called on com exception
"""
if is_win():
# GIVEN: A PowerpointDocument with mocked controller and presentation
with patch('openlp.plugins.presentations.lib.powerpointcontroller.critical_error_message_box') as \
mocked_critical_error_message_box:
instance = PowerpointDocument(self.mock_controller, self.mock_presentation)
instance.presentation = MagicMock()
instance.presentation.SlideShowWindow.View.GotoSlide = MagicMock(side_effect=pywintypes.com_error('1'))
# WHEN: Calling goto_slide which will throw an exception
instance.goto_slide(42)
# THEN: mocked_critical_error_message_box should have been called
mocked_critical_error_message_box.assert_called_with('Error', 'An error occurred in the Powerpoint '
'integration and the presentation will be stopped.'
' Restart the presentation if you wish to '
'present it.')
# add _test to the following if necessary
def verify_loading_document(self):
"""
Test loading a document in PowerPoint
"""
if is_win() and self.real_controller.check_available():
# GIVEN: A PowerpointDocument and a presentation
doc = PowerpointDocument(self.real_controller, self.file_name)
# WHEN: loading the filename
doc.load_presentation()
result = doc.is_loaded()
# THEN: result should be true
self.assertEqual(result, True, 'The result should be True')
else:
self.skipTest('Powerpoint not available, skipping test.')
def create_titles_and_notes_test(self):
"""
Test creating the titles from PowerPoint
"""
if is_win() and self.real_controller.check_available():
# GIVEN: mocked save_titles_and_notes, _get_text_from_shapes and two mocked slides
self.doc = PowerpointDocument(self.real_controller, self.file_name)
self.doc.save_titles_and_notes = MagicMock()
self.doc._PowerpointDocument__get_text_from_shapes = MagicMock()
slide = MagicMock()
slide.Shapes.Title.TextFrame.TextRange.Text = 'SlideText'
pres = MagicMock()
pres.Slides = [slide, slide]
self.doc.presentation = pres
# WHEN reading the titles and notes
self.doc.create_titles_and_notes()
# THEN the save should have been called exactly once with 2 titles and 2 notes
self.doc.save_titles_and_notes.assert_called_once_with(['SlideText\n', 'SlideText\n'], [' ', ' '])
else:
self.skipTest('Powerpoint not available, skipping test.')
def create_titles_and_notes_with_no_slides_test(self):
"""
Test creating the titles from PowerPoint when it returns no slides
"""
if is_win() and self.real_controller.check_available():
# GIVEN: mocked save_titles_and_notes, _get_text_from_shapes and two mocked slides
doc = PowerpointDocument(self.real_controller, self.file_name)
doc.save_titles_and_notes = MagicMock()
doc._PowerpointDocument__get_text_from_shapes = MagicMock()
pres = MagicMock()
pres.Slides = []
doc.presentation = pres
# WHEN reading the titles and notes
doc.create_titles_and_notes()
# THEN the save should have been called exactly once with empty titles and notes
doc.save_titles_and_notes.assert_called_once_with([], [])
else:
self.skipTest('Powerpoint not available, skipping test.')
def get_text_from_shapes_test(self):
"""
Test getting text from powerpoint shapes
"""
# GIVEN: mocked shapes
shape = MagicMock()
shape.PlaceholderFormat.Type = 2
shape.HasTextFrame = shape.TextFrame.HasText = True
shape.TextFrame.TextRange.Text = 'slideText'
shapes = [shape, shape]
# WHEN: getting the text
result = _get_text_from_shapes(shapes)
# THEN: it should return the text
self.assertEqual(result, 'slideText\nslideText\n', 'result should match \'slideText\nslideText\n\'')
def get_text_from_shapes_with_no_shapes_test(self):
"""
Test getting text from powerpoint shapes with no shapes
"""
# GIVEN: empty shapes array
shapes = []
# WHEN: getting the text
result = _get_text_from_shapes(shapes)
# THEN: it should not fail but return empty string
self.assertEqual(result, '', 'result should be empty')