forked from openlp/openlp
304 lines
13 KiB
Python
304 lines
13 KiB
Python
# -*- coding: utf-8 -*-
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# vim: autoindent shiftwidth=4 expandtab textwidth=120 tabstop=4 softtabstop=4
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##########################################################################
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# OpenLP - Open Source Lyrics Projection #
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# ---------------------------------------------------------------------- #
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# Copyright (c) 2008-2019 OpenLP Developers #
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# ---------------------------------------------------------------------- #
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# This program is free software: you can redistribute it and/or modify #
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# it under the terms of the GNU General Public License as published by #
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# the Free Software Foundation, either version 3 of the License, or #
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# (at your option) any later version. #
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# #
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# This program is distributed in the hope that it will be useful, #
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# but WITHOUT ANY WARRANTY; without even the implied warranty of #
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
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# GNU General Public License for more details. #
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# #
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# You should have received a copy of the GNU General Public License #
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# along with this program. If not, see <https://www.gnu.org/licenses/>. #
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##########################################################################
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"""
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Functional tests to test the PowerPointController class and related methods.
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"""
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import os
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import shutil
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from tempfile import mkdtemp
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from unittest import TestCase
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from unittest.mock import MagicMock, patch
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from openlp.core.common import is_win
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from openlp.core.common.settings import Settings
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from openlp.plugins.presentations.lib.powerpointcontroller import PowerpointController, PowerpointDocument, \
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_get_text_from_shapes
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from tests.helpers.testmixin import TestMixin
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from tests.utils.constants import TEST_RESOURCES_PATH
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if is_win():
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import pywintypes
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__default_settings__ = {
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'presentations/powerpoint slide click advance': True
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}
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class TestPowerpointController(TestCase, TestMixin):
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"""
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Test the PowerpointController Class
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"""
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def setUp(self):
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"""
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Set up the patches and mocks need for all tests.
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"""
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self.setup_application()
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self.build_settings()
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self.mock_plugin = MagicMock()
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self.temp_folder = mkdtemp()
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self.mock_plugin.settings_section = self.temp_folder
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def tearDown(self):
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"""
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Stop the patches
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"""
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self.destroy_settings()
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shutil.rmtree(self.temp_folder)
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def test_constructor(self):
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"""
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Test the Constructor from the PowerpointController
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"""
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# GIVEN: No presentation controller
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controller = None
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# WHEN: The presentation controller object is created
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controller = PowerpointController(plugin=self.mock_plugin)
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# THEN: The name of the presentation controller should be correct
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assert 'Powerpoint' == controller.name, 'The name of the presentation controller should be correct'
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class TestPowerpointDocument(TestCase, TestMixin):
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"""
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Test the PowerpointDocument Class
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"""
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def setUp(self):
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"""
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Set up the patches and mocks need for all tests.
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"""
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self.setup_application()
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self.build_settings()
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self.mock_plugin = MagicMock()
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self.temp_folder = mkdtemp()
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self.mock_plugin.settings_section = self.temp_folder
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self.powerpoint_document_stop_presentation_patcher = patch(
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'openlp.plugins.presentations.lib.powerpointcontroller.PowerpointDocument.stop_presentation')
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self.presentation_document_get_temp_folder_patcher = patch(
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'openlp.plugins.presentations.lib.powerpointcontroller.PresentationDocument.get_temp_folder')
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self.presentation_document_setup_patcher = patch(
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'openlp.plugins.presentations.lib.powerpointcontroller.PresentationDocument._setup')
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self.mock_powerpoint_document_stop_presentation = self.powerpoint_document_stop_presentation_patcher.start()
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self.mock_presentation_document_get_temp_folder = self.presentation_document_get_temp_folder_patcher.start()
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self.mock_presentation_document_setup = self.presentation_document_setup_patcher.start()
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self.mock_controller = MagicMock()
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self.mock_presentation = MagicMock()
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self.mock_presentation_document_get_temp_folder.return_value = 'temp folder'
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self.file_name = os.path.join(TEST_RESOURCES_PATH, 'presentations', 'test.pptx')
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self.real_controller = PowerpointController(self.mock_plugin)
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Settings().extend_default_settings(__default_settings__)
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def tearDown(self):
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"""
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Stop the patches
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"""
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self.powerpoint_document_stop_presentation_patcher.stop()
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self.presentation_document_get_temp_folder_patcher.stop()
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self.presentation_document_setup_patcher.stop()
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self.destroy_settings()
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shutil.rmtree(self.temp_folder)
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def test_show_error_msg(self):
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"""
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Test the PowerpointDocument.show_error_msg() method gets called on com exception
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"""
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if is_win():
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# GIVEN: A PowerpointDocument with mocked controller and presentation
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with patch('openlp.plugins.presentations.lib.powerpointcontroller.critical_error_message_box') as \
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mocked_critical_error_message_box:
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instance = PowerpointDocument(self.mock_controller, self.mock_presentation)
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instance.presentation = MagicMock()
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instance.presentation.SlideShowWindow.View.GotoSlide = MagicMock(side_effect=pywintypes.com_error('1'))
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instance.index_map[42] = 42
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# WHEN: Calling goto_slide which will throw an exception
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instance.goto_slide(42)
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# THEN: mocked_critical_error_message_box should have been called
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mocked_critical_error_message_box.assert_called_with('Error', 'An error occurred in the PowerPoint '
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'integration and the presentation will be stopped.'
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' Restart the presentation if you wish to '
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'present it.')
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# add _test to the following if necessary
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def verify_loading_document(self):
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"""
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Test loading a document in PowerPoint
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"""
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if is_win() and self.real_controller.check_available():
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# GIVEN: A PowerpointDocument and a presentation
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doc = PowerpointDocument(self.real_controller, self.file_name)
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# WHEN: loading the filename
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doc.load_presentation()
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result = doc.is_loaded()
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# THEN: result should be true
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assert result is True, 'The result should be True'
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else:
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self.skipTest('Powerpoint not available, skipping test.')
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def test_create_titles_and_notes(self):
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"""
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Test creating the titles from PowerPoint
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"""
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# GIVEN: mocked save_titles_and_notes, _get_text_from_shapes and two mocked slides
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self.doc = PowerpointDocument(self.mock_controller, self.file_name)
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self.doc.get_slide_count = MagicMock()
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self.doc.get_slide_count.return_value = 2
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self.doc.index_map = {1: 1, 2: 2}
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self.doc.save_titles_and_notes = MagicMock()
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self.doc._PowerpointDocument__get_text_from_shapes = MagicMock()
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slide = MagicMock()
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slide.Shapes.Title.TextFrame.TextRange.Text = 'SlideText'
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pres = MagicMock()
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pres.Slides = MagicMock(side_effect=[slide, slide])
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self.doc.presentation = pres
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# WHEN reading the titles and notes
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self.doc.create_titles_and_notes()
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# THEN the save should have been called exactly once with 2 titles and 2 notes
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self.doc.save_titles_and_notes.assert_called_once_with(['SlideText', 'SlideText'], [' ', ' '])
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def test_create_titles_and_notes_with_no_slides(self):
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"""
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Test creating the titles from PowerPoint when it returns no slides
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"""
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# GIVEN: mocked save_titles_and_notes, _get_text_from_shapes and two mocked slides
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doc = PowerpointDocument(self.mock_controller, self.file_name)
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doc.save_titles_and_notes = MagicMock()
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doc._PowerpointDocument__get_text_from_shapes = MagicMock()
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pres = MagicMock()
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pres.Slides = []
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doc.presentation = pres
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# WHEN reading the titles and notes
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doc.create_titles_and_notes()
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# THEN the save should have been called exactly once with empty titles and notes
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doc.save_titles_and_notes.assert_called_once_with([], [])
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def test_get_text_from_shapes(self):
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"""
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Test getting text from powerpoint shapes
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"""
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# GIVEN: mocked shapes
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shape = MagicMock()
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shape.PlaceholderFormat.Type = 2
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shape.HasTextFrame = shape.TextFrame.HasText = True
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shape.TextFrame.TextRange.Text = 'slideText'
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shapes = [shape, shape]
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# WHEN: getting the text
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result = _get_text_from_shapes(shapes)
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# THEN: it should return the text
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assert result == 'slideText\nslideText\n', 'result should match \'slideText\nslideText\n\''
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def test_get_text_from_shapes_with_no_shapes(self):
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"""
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Test getting text from powerpoint shapes with no shapes
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"""
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# GIVEN: empty shapes array
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shapes = []
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# WHEN: getting the text
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result = _get_text_from_shapes(shapes)
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# THEN: it should not fail but return empty string
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assert result == '', 'result should be empty'
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def test_goto_slide(self):
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"""
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Test that goto_slide goes to next effect if the slide is already displayed
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"""
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# GIVEN: A Document with mocked controller, presentation, and mocked functions get_slide_number and next_step
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doc = PowerpointDocument(self.mock_controller, self.mock_presentation)
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doc.presentation = MagicMock()
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doc.presentation.SlideShowWindow.View.GetClickIndex.return_value = 1
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doc.presentation.SlideShowWindow.View.GetClickCount.return_value = 2
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doc.get_slide_number = MagicMock()
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doc.get_slide_number.return_value = 1
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doc.next_step = MagicMock()
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doc.index_map[1] = 1
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# WHEN: Calling goto_slide
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doc.goto_slide(1)
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# THEN: next_step() should be call to try to advance to the next effect.
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assert doc.next_step.called is True, 'next_step() should have been called!'
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def test_blank_screen(self):
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"""
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Test that blank_screen works as expected
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"""
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# GIVEN: A Document with mocked controller, presentation, and mocked function get_slide_number
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doc = PowerpointDocument(self.mock_controller, self.mock_presentation)
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doc.presentation = MagicMock()
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doc.presentation.SlideShowWindow.View.GetClickIndex.return_value = 3
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doc.presentation.Application.Version = 14.0
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doc.get_slide_number = MagicMock()
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doc.get_slide_number.return_value = 2
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# WHEN: Calling goto_slide
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doc.blank_screen()
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# THEN: The view state, doc.blank_slide and doc.blank_click should have new values
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assert doc.presentation.SlideShowWindow.View.State == 3, 'The View State should be 3'
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assert doc.blank_slide == 2, 'doc.blank_slide should be 2 because of the PowerPoint version'
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assert doc.blank_click == 3, 'doc.blank_click should be 3 because of the PowerPoint version'
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def test_unblank_screen(self):
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"""
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Test that unblank_screen works as expected
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"""
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# GIVEN: A Document with mocked controller, presentation, ScreenList, and mocked function get_slide_number
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with patch('openlp.plugins.presentations.lib.powerpointcontroller.ScreenList') as mocked_screen_list:
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mocked_screen_list_ret = MagicMock()
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mocked_screen_list_ret.screen_list = [1]
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mocked_screen_list.return_value = mocked_screen_list_ret
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doc = PowerpointDocument(self.mock_controller, self.mock_presentation)
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doc.presentation = MagicMock()
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doc.presentation.SlideShowWindow.View.GetClickIndex.return_value = 3
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doc.presentation.Application.Version = 14.0
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doc.get_slide_number = MagicMock()
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doc.get_slide_number.return_value = 2
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doc.index_map[1] = 1
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doc.blank_slide = 1
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doc.blank_click = 1
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# WHEN: Calling goto_slide
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doc.unblank_screen()
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# THEN: The view state have new value, and several function should have been called
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assert doc.presentation.SlideShowWindow.View.State == 1, 'The View State should be 1'
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assert doc.presentation.SlideShowWindow.Activate.called is True, \
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'SlideShowWindow.Activate should have been called'
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assert doc.presentation.SlideShowWindow.View.GotoSlide.called is True, \
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'View.GotoSlide should have been called because of the PowerPoint version'
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assert doc.presentation.SlideShowWindow.View.GotoClick.called is True, \
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'View.GotoClick should have been called because of the PowerPoint version'
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