forked from openlp/openlp
199 lines
9.6 KiB
Python
199 lines
9.6 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) 2008-2019 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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Package to test the openlp.core.widgets.widgets package.
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"""
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from unittest import TestCase
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from unittest.mock import MagicMock, patch
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from PyQt5 import QtCore, QtWidgets
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from openlp.core.display.screens import Screen
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from openlp.core.widgets.widgets import ScreenButton, ScreenSelectionWidget
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class TestSceenButton(TestCase):
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def test_screen_button_initialisation(self):
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"""
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Test the initialisation of the ScreenButton object
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"""
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# GIVEN: A mocked screen object
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screen_mock = MagicMock(spec=Screen)
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screen_mock.number = 0
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screen_mock.__str__.return_value = 'Mocked Screen Object'
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# WHEN: initialising the ScreenButton object
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instance = ScreenButton(None, screen_mock)
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# THEN: The ScreenButton should have been initalised correctly with the data from the mocked screen object
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assert isinstance(instance, QtWidgets.QPushButton)
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assert instance.objectName() == 'screen_0_button'
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assert instance.isCheckable() is True
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assert instance.text() == 'Mocked Screen Object'
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class TestScreenSelectionWidget(TestCase):
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def setUp(self):
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patched_qtimer = patch('openlp.core.widgets.widgets.QtCore.QTimer')
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self.addCleanup(patched_qtimer.stop)
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self.timer_mock = MagicMock(spec=QtCore.QTimer)
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qtimer_mock = patched_qtimer.start()
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qtimer_mock.return_value = self.timer_mock
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patched_screen_selection_widget_setup_ui = patch.object(ScreenSelectionWidget, 'setup_ui')
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self.addCleanup(patched_screen_selection_widget_setup_ui.stop)
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patched_screen_selection_widget_setup_ui.start()
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def test_init_default_args(self):
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"""
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Test the initialisation of ScreenSelectionWidget, when initialised with default arguments
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"""
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# GIVEN: The ScreenSelectionWidget class
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# WHEN: Initialising ScreenSelectionWidget with default arguments
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instance = ScreenSelectionWidget()
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# THEN: ScreenSelectionWidget should be an instance of QWidget and the screens attribute should be an empty list
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assert isinstance(instance, QtWidgets.QWidget)
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assert instance.screens == []
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self.timer_mock.setSingleShot.assert_called_once_with(True)
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self.timer_mock.setInterval.assert_called_once_with(3000)
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def test_init_with_args(self):
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"""
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Test the initialisation of ScreenSelectionWidget, when initialised with the screens keyword arg set
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"""
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# GIVEN: The ScreenSelectionWidget class
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screens_object_mock = MagicMock()
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# WHEN: Initialising ScreenSelectionWidget with the screens keyword arg set
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instance = ScreenSelectionWidget(screens=screens_object_mock)
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# THEN: ScreenSelectionWidget should be an instance of QWidget and the screens attribute should the mock used
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assert isinstance(instance, QtWidgets.QWidget)
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assert instance.screens is screens_object_mock
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self.timer_mock.setSingleShot.assert_called_once_with(True)
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self.timer_mock.setInterval.assert_called_once_with(3000)
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def test_save_screen_none(self):
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"""
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Test ScreenSelectionWidget._save_screen when called with the screen arg set as None
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"""
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# GIVEN: An instance of the ScreenSelectionWidget
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instance = ScreenSelectionWidget()
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instance.display_group_box = MagicMock(spec=QtWidgets.QGroupBox)
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# WHEN: Calling _save_screen and no screen is selected
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instance._save_screen(None)
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# THEN: _save_screen should return without attempting to write to the screen object
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instance.display_group_box.isChecked.assert_not_called()
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def test_save_screen_not_display(self):
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"""
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Test ScreenSelectionWidget._save_screen when the display_group_box is not checked.
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"""
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# GIVEN: An instance of the ScreenSelectionWidget, and a mocked group_box
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instance = ScreenSelectionWidget()
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instance.display_group_box = MagicMock(spec=QtWidgets.QGroupBox)
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instance.custom_geometry_button = MagicMock(spec=QtWidgets.QRadioButton, **{'isChecked.return_value': False})
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mocked_screen_object = MagicMock(spec=Screen)
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mocked_screen_object.is_dislpay = True
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# WHEN: display_group_box isn't checked and _save_screen is called with a mocked Screen object.
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instance.display_group_box.isChecked.return_value = False
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instance._save_screen(mocked_screen_object)
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# THEN: _save_screen should should be set to False
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assert mocked_screen_object.is_display is False
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def test_save_screen_display(self):
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"""
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Test ScreenSelectionWidget._save_screen when the display_group_box is checked.
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"""
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# GIVEN: An instance of the ScreenSelectionWidget, and a mocked group_box
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instance = ScreenSelectionWidget()
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instance.display_group_box = MagicMock(spec=QtWidgets.QGroupBox)
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instance.custom_geometry_button = MagicMock(spec=QtWidgets.QRadioButton, **{'isChecked.return_value': False})
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mocked_screen_object = MagicMock(spec=Screen)
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# WHEN: display_group_box is checked and _save_screen is called with a mocked Screen object.
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instance.display_group_box.isChecked.return_value = True
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instance._save_screen(mocked_screen_object)
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# THEN: _save_screen should should be set to True
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assert mocked_screen_object.is_display is True
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@patch('openlp.core.widgets.widgets.QtCore.QRect')
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def test_save_screen_full_screen(self, mocked_q_rect):
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"""
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Test ScreenSelectionWidget._save_screen when the display is set to full screen
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"""
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# GIVEN: An instance of the ScreenSelectionWidget, and a mocked custom_geometry_button
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instance = ScreenSelectionWidget()
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instance.display_group_box = MagicMock(spec=QtWidgets.QGroupBox)
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instance.custom_geometry_button = MagicMock(spec=QtWidgets.QRadioButton)
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mocked_screen_object = MagicMock(spec=Screen)
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# WHEN: custom_geometry_button isn't checked and _save_screen is called with a mocked Screen object.
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instance.custom_geometry_button.isChecked.return_value = False
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instance._save_screen(mocked_screen_object)
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# THEN: _save_screen should not attempt to save a custom geometry
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mocked_q_rect.assert_not_called()
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@patch('openlp.core.widgets.widgets.QtCore.QRect')
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def test_save_screen_custom_geometry(self, mocked_q_rect):
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"""
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Test ScreenSelectionWidget._save_screen when a custom geometry is set
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"""
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# GIVEN: An instance of the ScreenSelectionWidget, and a mocked custom_geometry_button
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instance = ScreenSelectionWidget()
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instance.display_group_box = MagicMock(spec=QtWidgets.QGroupBox)
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instance.custom_geometry_button = MagicMock(spec=QtWidgets.QRadioButton)
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instance.left_spin_box = MagicMock(spec=QtWidgets.QSpinBox, **{'value.return_value': 100})
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instance.top_spin_box = MagicMock(spec=QtWidgets.QSpinBox, **{'value.return_value': 200})
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instance.width_spin_box = MagicMock(spec=QtWidgets.QSpinBox, **{'value.return_value': 300})
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instance.height_spin_box = MagicMock(spec=QtWidgets.QSpinBox, **{'value.return_value': 400})
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mocked_screen_object = MagicMock(spec=Screen)
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# WHEN: custom_geometry_button is checked and _save_screen is called with a mocked Screen object.
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instance.custom_geometry_button.isChecked.return_value = True
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instance._save_screen(mocked_screen_object)
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# THEN: _save_screen should save the custom geometry
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mocked_q_rect.assert_called_once_with(100, 200, 300, 400)
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def test_setup_spin_box(self):
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"""
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Test that ScreenSelectionWidget._setup_spin_box sets up the given spinbox correctly
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"""
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# GIVEN: An instance of the ScreenSelectionWidget class and a mocked spin box object
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instance = ScreenSelectionWidget()
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spin_box_mock = MagicMock(spec=QtWidgets.QSpinBox)
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# WHEN: Calling _setup_spin_box with the mocked spin box object and some sample values
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instance._setup_spin_box(spin_box_mock, 0, 100, 50)
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# THEN: The mocked spin box object should have been set up with the specified values
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spin_box_mock.setMinimum.assert_called_once_with(0)
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spin_box_mock.setMaximum.assert_called_once_with(100)
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spin_box_mock.setValue.assert_called_once_with(50)
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