openlp/tests/functional/openlp_plugins/presentations/test_impresscontroller.py

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# -*- coding: utf-8 -*-
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##########################################################################
# OpenLP - Open Source Lyrics Projection #
# ---------------------------------------------------------------------- #
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# Copyright (c) 2008-2021 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, 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/>. #
##########################################################################
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"""
Functional tests to test the Impress class and related methods.
"""
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import pytest
from unittest.mock import MagicMock, call, patch
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from openlp.plugins.presentations.lib.impresscontroller import ImpressController, ImpressDocument, TextType
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from tests.utils.constants import RESOURCE_PATH
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@pytest.fixture()
def doc(settings):
mocked_plugin = MagicMock()
mocked_plugin.settings_section = 'presentations'
file_name = RESOURCE_PATH / 'presentations' / 'test.pptx'
ppc = ImpressController(mocked_plugin)
return ImpressDocument(ppc, file_name)
def test_constructor(settings, mock_plugin):
"""
Test the Constructor from the ImpressController
"""
# GIVEN: No presentation controller
controller = None
# WHEN: The presentation controller object is created
controller = ImpressController(plugin=mock_plugin)
# THEN: The name of the presentation controller should be correct
assert 'Impress' == controller.name, 'The name of the presentation controller should be correct'
@patch('openlp.plugins.presentations.lib.impresscontroller.log')
def test_check_available(mocked_log, settings, mock_plugin):
"""
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Test `ImpressController.check_available` on Windows
"""
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# GIVEN: An instance of :class:`ImpressController`
controller = ImpressController(plugin=mock_plugin)
# WHEN: `check_available` is called on Windows and `get_com_servicemanager` returns None
with patch('openlp.plugins.presentations.lib.impresscontroller.is_win', return_value=True), \
patch.object(controller, 'get_com_servicemanager', return_value=None) as mocked_get_com_servicemanager:
result = controller.check_available()
# THEN: `check_available` should return False
assert mocked_get_com_servicemanager.called is True
assert result is False
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@patch('openlp.plugins.presentations.lib.impresscontroller.log')
def test_check_available_on_windows(mocked_log, settings, mock_plugin):
"""
Test `ImpressController.check_available` on Windows
"""
# GIVEN: An instance of :class:`ImpressController`
controller = ImpressController(plugin=mock_plugin)
# WHEN: `check_available` is called on Windows and `get_com_servicemanager` returns an object
mocked_com_object = MagicMock()
with patch('openlp.plugins.presentations.lib.impresscontroller.is_win', return_value=True), \
patch.object(controller, 'get_com_servicemanager', return_value=mocked_com_object) \
as mocked_get_com_servicemanager:
result = controller.check_available()
# THEN: `check_available` should return True
assert mocked_get_com_servicemanager.called is True
assert result is True
@patch('openlp.plugins.presentations.lib.impresscontroller.log')
@patch('openlp.plugins.presentations.lib.impresscontroller.is_win', return_value=False)
def test_check_available_on_linux(mocked_is_win, mocked_log, settings, mock_plugin):
"""
Test `ImpressController.check_available` when not on Windows
"""
# GIVEN: An instance of :class:`ImpressController`
controller = ImpressController(plugin=mock_plugin)
# WHEN: `check_available` is called on Windows and `uno_available` is True
with patch('openlp.plugins.presentations.lib.impresscontroller.uno_available', True), \
patch.object(controller, 'get_com_servicemanager') as mocked_get_com_servicemanager:
result = controller.check_available()
# THEN: `check_available` should return True
assert mocked_get_com_servicemanager.called is False
assert result is True
@patch('openlp.plugins.presentations.lib.impresscontroller.is_win', return_value=True)
def test_start_process_on_windows(mocked_is_win, settings, mock_plugin):
"""
Test that start_process() on Windows starts the process
"""
# GIVEN: An ImpressController object
controller = ImpressController(plugin=mock_plugin)
controller.get_com_servicemanager = MagicMock(return_value=MagicMock())
# WHEN: start_process() is called
controller.start_process()
# THEN: The correct methods should have been called
controller.get_com_servicemanager.assert_called_once()
assert controller.manager._FlagAsMethod.call_args_list == [call('Bridge_GetStruct'),
call('Bridge_GetValueObject')]
@patch('openlp.plugins.presentations.lib.impresscontroller.is_win', return_value=False)
@patch('openlp.plugins.presentations.lib.impresscontroller.get_uno_command', return_value='libreoffice')
@patch('openlp.plugins.presentations.lib.impresscontroller.QtCore.QProcess')
def test_start_process_on_linux(MockQProcess, mocked_get_uno_command, mocked_is_win, settings, mock_plugin):
"""
Test that start_process() on Linux starts the process
"""
# GIVEN: An ImpressController object
mocked_process = MagicMock()
MockQProcess.return_value = mocked_process
controller = ImpressController(plugin=mock_plugin)
# WHEN: start_process() is called
controller.start_process()
# THEN: The correct methods should have been called
mocked_get_uno_command.assert_called_once()
MockQProcess.assert_called_once()
assert controller.process is mocked_process
mocked_process.startDetached.assert_called_once_with('libreoffice')
def test_create_titles_and_notes(doc):
"""
Test ImpressDocument.create_titles_and_notes
"""
# GIVEN: mocked PresentationController.save_titles_and_notes with
# 0 pages and the LibreOffice Document
doc.save_titles_and_notes = MagicMock()
doc.document = MagicMock()
doc.document.getDrawPages.return_value = MagicMock()
doc.document.getDrawPages().getCount.return_value = 0
# WHEN reading the titles and notes
doc.create_titles_and_notes()
# THEN save_titles_and_notes should have been called with empty arrays
doc.save_titles_and_notes.assert_called_once_with([], [])
# GIVEN: reset mock and set it to 2 pages
doc.save_titles_and_notes.reset_mock()
doc.document.getDrawPages().getCount.return_value = 2
# WHEN: a new call to create_titles_and_notes
doc.create_titles_and_notes()
# THEN: save_titles_and_notes should have been called once with
# two arrays of two elements
# self.doc.save_titles_and_notes.assert_called_once_with(['\n', '\n'], [' ', ' '])
doc.save_titles_and_notes.assert_called_once_with(['', ''], [' ', ' '])
def test_get_text_from_page_out_of_bound(doc):
"""
Test ImpressDocument.__get_text_from_page with out-of-bounds index
"""
# GIVEN: mocked LibreOffice Document with one slide,
# two notes and three texts
doc.document = _mock_a_LibreOffice_document(1, 2, 3)
# WHEN: __get_text_from_page is called with an index of 0x00
result = doc._ImpressDocument__get_text_from_page(0, TextType.Notes)
# THEN: the result should be an empty string
assert result == '', 'Result should be an empty string'
# WHEN: regardless of the type of text, index 0x00 is out of bounds
result = doc._ImpressDocument__get_text_from_page(0, TextType.Title)
# THEN: result should be an empty string
assert result == '', 'Result should be an empty string'
# WHEN: when called with 2, it should also be out of bounds
result = doc._ImpressDocument__get_text_from_page(2, TextType.SlideText)
# THEN: result should be an empty string ... and, getByIndex should
# have never been called
assert result == '', 'Result should be an empty string'
assert doc.document.getDrawPages().getByIndex.call_count == 0, 'There should be no call to getByIndex'
def test_get_text_from_page_wrong_type(doc):
"""
Test ImpressDocument.__get_text_from_page with wrong TextType
"""
# GIVEN: mocked LibreOffice Document with one slide, two notes and
# three texts
doc.document = _mock_a_LibreOffice_document(1, 2, 3)
# WHEN: called with TextType 3
result = doc._ImpressDocument__get_text_from_page(1, 3)
# THEN: result should be an empty string
assert result == '', 'Result should be and empty string'
assert doc.document.getDrawPages().getByIndex.call_count == 0, 'There should be no call to getByIndex'
def test_get_text_from_page_valid_params(doc):
"""
Test ImpressDocument.__get_text_from_page with valid parameters
"""
# GIVEN: mocked LibreOffice Document with one slide,
# two notes and three texts
doc.document = _mock_a_LibreOffice_document(1, 2, 3)
# WHEN: __get_text_from_page is called to get the Notes
result = doc._ImpressDocument__get_text_from_page(1, TextType.Notes)
# THEN: result should be 'Note\nNote\n'
assert result == 'Note\nNote\n', 'Result should be \'Note\\n\' times the count of notes in the page'
# WHEN: get the Title
result = doc._ImpressDocument__get_text_from_page(1, TextType.Title)
# THEN: result should be 'Title\n'
assert result == 'Title\n', 'Result should be exactly \'Title\\n\''
# WHEN: get all text
result = doc._ImpressDocument__get_text_from_page(1, TextType.SlideText)
# THEN: result should be 'Title\nString\nString\n'
assert result == 'Title\nString\nString\n', 'Result should be exactly \'Title\\nString\\nString\\n\''
def _mock_a_LibreOffice_document(page_count, note_count, text_count):
"""
Helper function, creates a mock libreoffice document.
:param page_count: Number of pages in the document
:param note_count: Number of note pages in the document
:param text_count: Number of text pages in the document
"""
pages = MagicMock()
page = MagicMock()
pages.getByIndex.return_value = page
notes_page = MagicMock()
notes_page.getCount.return_value = note_count
shape = MagicMock()
shape.supportsService.return_value = True
shape.getString.return_value = 'Note'
notes_page.getByIndex.return_value = shape
page.getNotesPage.return_value = notes_page
page.getCount.return_value = text_count
page.getByIndex.side_effect = _get_page_shape_side_effect
pages.getCount.return_value = page_count
document = MagicMock()
document.getDrawPages.return_value = pages
document.getByIndex.return_value = page
return document
def _get_page_shape_side_effect(*args):
"""
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Helper function.
"""
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page_shape = MagicMock()
page_shape.supportsService.return_value = True
if args[0] == 0:
page_shape.getShapeType.return_value = 'com.sun.star.presentation.TitleTextShape'
page_shape.getString.return_value = 'Title'
else:
page_shape.getString.return_value = 'String'
return page_shape