forked from openlp/openlp
48 lines
1.5 KiB
Python
48 lines
1.5 KiB
Python
"""
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Package to test the openlp.core.lib.screenlist package.
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"""
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import copy
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from unittest import TestCase
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from PyQt4 import QtGui, QtCore
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from openlp.core.lib import ScreenList
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class TestScreenList(TestCase):
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def setUp(self):
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"""
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Set up the components need for all tests.
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"""
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self.application = QtGui.QApplication.instance()
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self.screens = ScreenList.create(self.application.desktop())
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def add_desktop_test(self):
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"""
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Test to check if new monitors are detected by OpenLP (= plugged in while OpenLP is running).
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"""
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# GIVEN: The screen list.
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old_screens = copy.deepcopy(self.screens.screen_list)
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screen = {
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u'primary': False,
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u'number': 1,
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u'size': QtCore.QRect(0, 0, 1024, 768)
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}
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# Mock the attributes.
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self.screens.desktop.primaryScreen = MagicMock(return_value=screen[u'primary'])
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self.screens.desktop.screenCount = MagicMock(return_value=screen[u'number'] + 1)
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self.screens.desktop.screenGeometry = MagicMock(return_value=screen[u'size'])
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# WHEN: Add a new screen.
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self.screens.screen_count_changed(len(old_screens))
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# THEN: The screen should have been added.
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new_screens = self.screens.screen_list
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assert len(old_screens) + 1 == len(new_screens), u'The new_screens list should be bigger.'
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# THEN: The screens should be identically.
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assert screen == new_screens.pop(), u'The new screen should be identically to the screen defined above.'
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