openlp/tests/functional/openlp_plugins/presentations/test_powerpointcontroller.py
2020-12-30 21:42:49 +00:00

229 lines
9.5 KiB
Python

# -*- coding: utf-8 -*-
##########################################################################
# OpenLP - Open Source Lyrics Projection #
# ---------------------------------------------------------------------- #
# Copyright (c) 2008-2021 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/>. #
##########################################################################
"""
Functional tests to test the PowerPointController class and related methods.
"""
import pytest
from unittest.mock import MagicMock, patch
from openlp.core.common import is_win
from openlp.core.common.registry import Registry
from openlp.plugins.presentations.lib.powerpointcontroller import PowerpointController, PowerpointDocument, \
_get_text_from_shapes
if is_win():
import pywintypes
@pytest.fixture()
def get_thumbnail_folder(settings):
gtf = patch('openlp.plugins.presentations.lib.powerpointcontroller.PresentationDocument._setup')
yield gtf.start()
gtf.stop()
def test_constructor(settings, mock_plugin):
"""
Test the Constructor from the PowerpointController
"""
# GIVEN: No presentation controller
controller = None
# WHEN: The presentation controller object is created
controller = PowerpointController(plugin=mock_plugin)
# THEN: The name of the presentation controller should be correct
assert 'Powerpoint' == controller.name, 'The name of the presentation controller should be correct'
def test_show_error_msg(get_thumbnail_folder):
"""
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(MagicMock(), MagicMock())
instance.presentation = MagicMock()
instance.presentation.SlideShowWindow.View.GotoSlide = MagicMock(side_effect=pywintypes.com_error('1'))
instance.index_map[42] = 42
# 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.')
def test_create_titles_and_notes(get_thumbnail_folder):
"""
Test creating the titles from PowerPoint
"""
# GIVEN: mocked save_titles_and_notes, _get_text_from_shapes and two mocked slides
doc = PowerpointDocument(MagicMock(), MagicMock())
doc.get_slide_count = MagicMock()
doc.get_slide_count.return_value = 2
doc.index_map = {1: 1, 2: 2}
doc.save_titles_and_notes = MagicMock()
doc._PowerpointDocument__get_text_from_shapes = MagicMock()
slide = MagicMock()
slide.Shapes.Title.TextFrame.TextRange.Text = 'SlideText'
pres = MagicMock()
pres.Slides = MagicMock(side_effect=[slide, slide])
doc.presentation = pres
# WHEN reading the titles and notes
doc.create_titles_and_notes()
# THEN the save should have been called exactly once with 2 titles and 2 notes
doc.save_titles_and_notes.assert_called_once_with(['SlideText', 'SlideText'], [' ', ' '])
def test_create_titles_and_notes_with_no_slides(get_thumbnail_folder):
"""
Test creating the titles from PowerPoint when it returns no slides
"""
# GIVEN: mocked save_titles_and_notes, _get_text_from_shapes and two mocked slides
doc = PowerpointDocument(MagicMock(), MagicMock())
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([], [])
def test_get_text_from_shapes():
"""
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
assert result == 'slideText\nslideText\n', 'result should match \'slideText\nslideText\n\''
def test_get_text_from_shapes_with_no_shapes():
"""
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
assert result == '', 'result should be empty'
def test_goto_slide(get_thumbnail_folder):
"""
Test that goto_slide goes to next effect if the slide is already displayed
"""
# GIVEN: A Document with mocked controller, presentation, and mocked functions get_slide_number and next_step
Registry().get('settings').setValue('presentations/powerpoint slide click advance', True)
doc = PowerpointDocument(MagicMock(), MagicMock())
doc.presentation = MagicMock()
doc.presentation.SlideShowWindow.View.GetClickIndex.return_value = 1
doc.presentation.SlideShowWindow.View.GetClickCount.return_value = 2
doc.get_slide_number = MagicMock()
doc.get_slide_number.return_value = 1
doc.next_step = MagicMock()
doc.index_map[1] = 1
# WHEN: Calling goto_slide
doc.goto_slide(1)
# THEN: next_step() should be call to try to advance to the next effect.
assert doc.next_step.called is True, 'next_step() should have been called!'
def test_blank_screen(get_thumbnail_folder):
"""
Test that blank_screen works as expected
"""
# GIVEN: A Document with mocked controller, presentation, and mocked function get_slide_number
doc = PowerpointDocument(MagicMock(), MagicMock())
doc.presentation = MagicMock()
doc.presentation.SlideShowWindow.View.GetClickIndex.return_value = 3
doc.presentation.Application.Version = 14.0
doc.get_slide_number = MagicMock()
doc.get_slide_number.return_value = 2
# WHEN: Calling goto_slide
doc.blank_screen()
# THEN: The view state, doc.blank_slide and doc.blank_click should have new values
assert doc.presentation.SlideShowWindow.View.State == 3, 'The View State should be 3'
assert doc.blank_slide == 2, 'doc.blank_slide should be 2 because of the PowerPoint version'
assert doc.blank_click == 3, 'doc.blank_click should be 3 because of the PowerPoint version'
def test_unblank_screen(get_thumbnail_folder):
"""
Test that unblank_screen works as expected
"""
# GIVEN: A Document with mocked controller, presentation, ScreenList, and mocked function get_slide_number
with patch('openlp.plugins.presentations.lib.powerpointcontroller.ScreenList') as mocked_screen_list:
mocked_screen_list_ret = MagicMock()
mocked_screen_list_ret.screen_list = [1]
mocked_screen_list.return_value = mocked_screen_list_ret
doc = PowerpointDocument(MagicMock(), MagicMock())
doc.presentation = MagicMock()
doc.presentation.SlideShowWindow.View.GetClickIndex.return_value = 3
doc.presentation.Application.Version = 14.0
doc.get_slide_number = MagicMock()
doc.get_slide_number.return_value = 2
doc.index_map[1] = 1
doc.blank_slide = 1
doc.blank_click = 1
# WHEN: Calling goto_slide
doc.unblank_screen()
# THEN: The view state have new value, and several function should have been called
assert doc.presentation.SlideShowWindow.View.State == 1, 'The View State should be 1'
assert doc.presentation.SlideShowWindow.Activate.called is True, \
'SlideShowWindow.Activate should have been called'
assert doc.presentation.SlideShowWindow.View.GotoSlide.called is True, \
'View.GotoSlide should have been called because of the PowerPoint version'
assert doc.presentation.SlideShowWindow.View.GotoClick.called is True, \
'View.GotoClick should have been called because of the PowerPoint version'