forked from openlp/openlp
106 lines
4.8 KiB
Python
106 lines
4.8 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) 2008-2018 OpenLP Developers #
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# --------------------------------------------------------------------------- #
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# This program is free software; you can redistribute it and/or modify it #
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# under the terms of the GNU General Public License as published by the Free #
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# Software Foundation; version 2 of the License. #
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# #
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# This program is distributed in the hope that it will be useful, but WITHOUT #
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or #
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# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for #
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# more details. #
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# #
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# You should have received a copy of the GNU General Public License along #
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# with this program; if not, write to the Free Software Foundation, Inc., 59 #
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# Temple Place, Suite 330, Boston, MA 02111-1307 USA #
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###############################################################################
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"""
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Package to test the openlp.core.widgets.views.
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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 QtGui, QtWidgets
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from openlp.core.common.registry import Registry
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from openlp.core.lib.serviceitem import ServiceItem
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from openlp.core.widgets.views import ListPreviewWidget
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from tests.helpers.testmixin import TestMixin
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from tests.utils.osdinteraction import read_service_from_file
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class TestListPreviewWidget(TestCase, TestMixin):
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def setUp(self):
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"""
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Create the UI.
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"""
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Registry.create()
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self.setup_application()
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self.main_window = QtWidgets.QMainWindow()
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self.image = QtGui.QImage(1, 1, QtGui.QImage.Format_RGB32)
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self.image_manager = MagicMock()
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self.image_manager.get_image.return_value = self.image
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Registry().register('image_manager', self.image_manager)
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self.preview_widget = ListPreviewWidget(self.main_window, 2)
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def tearDown(self):
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"""
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Delete all the C++ objects at the end so that we don't have a segfault.
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"""
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del self.preview_widget
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del self.main_window
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def test_initial_slide_count(self):
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"""
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Test the initial slide count .
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"""
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# GIVEN: A new ListPreviewWidget instance.
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# WHEN: No SlideItem has been added yet.
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# THEN: The count of items should be zero.
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assert self.preview_widget.slide_count() == 0, 'The slide list should be empty.'
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def test_initial_slide_number(self):
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"""
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Test the initial current slide number.
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"""
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# GIVEN: A new ListPreviewWidget instance.
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# WHEN: No SlideItem has been added yet.
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# THEN: The number of the current item should be -1.
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assert self.preview_widget.current_slide_number() == -1, 'The slide number should be -1.'
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def test_replace_service_item(self):
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"""
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Test item counts and current number with a service item.
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"""
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# GIVEN: A ServiceItem with two frames.
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service_item = ServiceItem(None)
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service = read_service_from_file('serviceitem_image_3.osj')
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with patch('os.path.exists'):
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service_item.set_from_service(service[0])
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# WHEN: Added to the preview widget.
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self.preview_widget.replace_service_item(service_item, 1, 1)
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# THEN: The slide count and number should fit.
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assert self.preview_widget.slide_count() == 2, 'The slide count should be 2.'
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assert self.preview_widget.current_slide_number() == 1, 'The current slide number should be 1.'
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def test_change_slide(self):
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"""
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Test the change_slide method.
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"""
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# GIVEN: A ServiceItem with two frames content.
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service_item = ServiceItem(None)
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service = read_service_from_file('serviceitem_image_3.osj')
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with patch('os.path.exists'):
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service_item.set_from_service(service[0])
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# WHEN: Added to the preview widget and switched to the second frame.
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self.preview_widget.replace_service_item(service_item, 1, 0)
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self.preview_widget.change_slide(1)
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# THEN: The current_slide_number should reflect the change.
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assert self.preview_widget.current_slide_number() == 1, 'The current slide number should be 1.'
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