openlp/tests/functional/openlp_core_common/test_versionchecker.py

# -*- coding: utf-8 -*-
# vim: autoindent shiftwidth=4 expandtab textwidth=120 tabstop=4 softtabstop=4

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# OpenLP - Open Source Lyrics Projection                                      #
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# Copyright (c) 2008-2017 OpenLP Developers                                   #
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"""
Package to test the openlp.core.common.versionchecker package.
"""
from unittest import TestCase
from unittest.mock import MagicMock, patch

from openlp.core.common.settings import Settings
from openlp.core.common.versionchecker import VersionThread

from tests.helpers.testmixin import TestMixin


class TestVersionchecker(TestMixin, TestCase):

    def setUp(self):
        """
        Create an instance and a few example actions.
        """
        self.build_settings()

    def tearDown(self):
        """
        Clean up
        """
        self.destroy_settings()

    def test_version_thread_triggered(self):
        """
        Test the version thread call does not trigger UI
        :return:
        """
        # GIVEN: a equal version setup and the data is not today.
        mocked_main_window = MagicMock()
        Settings().setValue('core/last version test', '1950-04-01')
        # WHEN: We check to see if the version is different .
        with patch('PyQt5.QtCore.QThread'),\
                patch('openlp.core.common.versionchecker.get_application_version') as mocked_get_application_version:
            mocked_get_application_version.return_value = {'version': '1.0.0', 'build': '', 'full': '2.0.4'}
            version_thread = VersionThread(mocked_main_window)
            version_thread.run()
        # THEN: If the version has changed the main window is notified
        self.assertTrue(mocked_main_window.openlp_version_check.emit.called,
                        'The main windows should have been notified')