forked from openlp/openlp
230 lines
10 KiB
Python
230 lines
10 KiB
Python
# -*- coding: utf-8 -*-
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##########################################################################
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# OpenLP - Open Source Lyrics Projection #
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# ---------------------------------------------------------------------- #
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# Copyright (c) 2008-2020 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 PresentationController and PresentationDocument
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classes and related methods.
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"""
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from pathlib import Path
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from unittest import TestCase
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from unittest.mock import MagicMock, call, patch
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from openlp.plugins.presentations.lib.presentationcontroller import PresentationController, PresentationDocument
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FOLDER_TO_PATCH = 'openlp.plugins.presentations.lib.presentationcontroller.PresentationDocument.get_thumbnail_folder'
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class TestPresentationController(TestCase):
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"""
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Test the PresentationController.
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"""
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def setUp(self):
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self.get_thumbnail_folder_patcher = \
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patch('openlp.plugins.presentations.lib.presentationcontroller.PresentationDocument.get_thumbnail_folder',
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return_value=Path())
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self.get_thumbnail_folder_patcher.start()
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mocked_plugin = MagicMock()
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mocked_plugin.settings_section = 'presentations'
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self.presentation = PresentationController(mocked_plugin)
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self.document = PresentationDocument(self.presentation, '')
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def tearDown(self):
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self.get_thumbnail_folder_patcher.stop()
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def test_constructor(self):
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"""
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Test the Constructor
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"""
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# GIVEN: A mocked plugin
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# WHEN: The PresentationController is created
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# THEN: The name of the presentation controller should be correct
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assert 'PresentationController' == self.presentation.name, \
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'The name of the presentation controller should be correct'
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def test_save_titles_and_notes(self):
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"""
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Test PresentationDocument.save_titles_and_notes method with two valid lists
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"""
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# GIVEN: two lists of length==2 and a mocked open and get_thumbnail_folder
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with patch('openlp.plugins.presentations.lib.presentationcontroller.Path.write_text') as mocked_write_text, \
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patch(FOLDER_TO_PATCH) as mocked_get_thumbnail_folder:
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titles = ['uno', 'dos']
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notes = ['one', 'two']
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# WHEN: calling save_titles_and_notes
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mocked_get_thumbnail_folder.return_value = Path('test')
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self.document.save_titles_and_notes(titles, notes)
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# THEN: the last call to open should have been for slideNotes2.txt
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assert mocked_write_text.call_count == 3, 'There should be exactly three files written'
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mocked_write_text.assert_has_calls([call('uno\ndos'), call('one'), call('two')])
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def test_save_titles_and_notes_with_None(self):
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"""
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Test PresentationDocument.save_titles_and_notes method with no data
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"""
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# GIVEN: None and an empty list and a mocked open and get_thumbnail_folder
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with patch('builtins.open') as mocked_open, patch(FOLDER_TO_PATCH) as mocked_get_thumbnail_folder:
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titles = None
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notes = None
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# WHEN: calling save_titles_and_notes
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mocked_get_thumbnail_folder.return_value = 'test'
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self.document.save_titles_and_notes(titles, notes)
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# THEN: No file should have been created
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assert mocked_open.call_count == 0, 'No file should be created'
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def test_get_titles_and_notes(self):
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"""
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Test PresentationDocument.get_titles_and_notes method
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"""
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# GIVEN: A mocked open, get_thumbnail_folder and exists
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with patch('openlp.plugins.presentations.lib.presentationcontroller.Path.read_text',
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return_value='uno\ndos\n') as mocked_read_text, \
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patch(FOLDER_TO_PATCH) as mocked_get_thumbnail_folder, \
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patch('openlp.plugins.presentations.lib.presentationcontroller.Path.exists') as mocked_exists:
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mocked_get_thumbnail_folder.return_value = Path('test')
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mocked_exists.return_value = True
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# WHEN: calling get_titles_and_notes
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result_titles, result_notes = self.document.get_titles_and_notes()
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# THEN: it should return two items for the titles and two empty strings for the notes
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assert type(result_titles) is list, 'result_titles should be of type list'
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assert len(result_titles) == 2, 'There should be two items in the titles'
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assert type(result_notes) is list, 'result_notes should be of type list'
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assert len(result_notes) == 2, 'There should be two items in the notes'
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assert mocked_read_text.call_count == 3, 'Three files should be read'
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def test_get_titles_and_notes_with_file_not_found(self):
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"""
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Test PresentationDocument.get_titles_and_notes method with file not found
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"""
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# GIVEN: A mocked open, get_thumbnail_folder and exists
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with patch('openlp.plugins.presentations.lib.presentationcontroller.Path.read_text') as mocked_read_text, \
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patch(FOLDER_TO_PATCH) as mocked_get_thumbnail_folder:
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mocked_read_text.side_effect = FileNotFoundError()
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mocked_get_thumbnail_folder.return_value = Path('test')
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# WHEN: calling get_titles_and_notes
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result_titles, result_notes = self.document.get_titles_and_notes()
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# THEN: it should return two empty lists
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assert isinstance(result_titles, list), 'result_titles should be of type list'
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assert len(result_titles) == 0, 'there be no titles'
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assert isinstance(result_notes, list), 'result_notes should be a list'
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assert len(result_notes) == 0, 'but the list should be empty'
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def test_get_titles_and_notes_with_file_error(self):
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"""
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Test PresentationDocument.get_titles_and_notes method with file errors
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"""
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# GIVEN: A mocked open, get_thumbnail_folder and exists
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with patch('openlp.plugins.presentations.lib.presentationcontroller.Path.read_text') as mocked_read_text, \
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patch(FOLDER_TO_PATCH) as mocked_get_thumbnail_folder:
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mocked_read_text.side_effect = OSError()
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mocked_get_thumbnail_folder.return_value = Path('test')
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# WHEN: calling get_titles_and_notes
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result_titles, result_notes = self.document.get_titles_and_notes()
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# THEN: it should return two empty lists
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assert type(result_titles) is list, 'result_titles should be a list'
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class TestPresentationDocument(TestCase):
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"""
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Test the PresentationDocument 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.create_paths_patcher = \
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patch('openlp.plugins.presentations.lib.presentationcontroller.create_paths')
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self.get_thumbnail_folder_patcher = \
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patch('openlp.plugins.presentations.lib.presentationcontroller.PresentationDocument.get_thumbnail_folder')
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self._setup_patcher = \
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patch('openlp.plugins.presentations.lib.presentationcontroller.PresentationDocument._setup')
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self.mock_create_paths = self.create_paths_patcher.start()
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self.mock_get_thumbnail_folder = self.get_thumbnail_folder_patcher.start()
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self.mock_setup = self._setup_patcher.start()
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self.mock_controller = MagicMock()
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self.mock_get_thumbnail_folder.return_value = Path('returned/path/')
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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.create_paths_patcher.stop()
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self.get_thumbnail_folder_patcher.stop()
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self._setup_patcher.stop()
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def test_initialise_presentation_document(self):
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"""
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Test the PresentationDocument __init__ method when initialising the PresentationDocument Class
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"""
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# GIVEN: A mocked setup method and mocked controller
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self.mock_setup.reset()
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# WHEN: Creating an instance of PresentationDocument
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PresentationDocument(self.mock_controller, 'Name')
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# THEN: PresentationDocument._setup should have been called with the argument 'Name'
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self.mock_setup.assert_called_once_with('Name')
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def test_presentation_document_setup(self):
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"""
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Test the PresentationDocument _setup method when initialising the PresentationDocument Class
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"""
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self._setup_patcher.stop()
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# GIVEN: A mocked controller, patched create_paths and get_thumbnail_folder methods
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# WHEN: Creating an instance of PresentationDocument
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PresentationDocument(self.mock_controller, 'Name')
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# THEN: create_paths should have been called with 'returned/path/'
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self.mock_create_paths.assert_called_once_with(Path('returned', 'path/'))
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self._setup_patcher.start()
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def test_load_presentation(self):
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"""
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Test the PresentationDocument.load_presentation method.
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"""
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# GIVEN: An instance of PresentationDocument
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instance = PresentationDocument(self.mock_controller, 'Name')
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# WHEN: Calling load_presentation()
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result = instance.load_presentation()
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# THEN: load_presentation should return false
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assert result is False, "PresentationDocument.load_presentation should return false."
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