fix tests

tests/functional/openlp_core_ui/test_aboutform.py

@@ -22,13 +22,18 @@
 """
 Package to test the openlp.core.ui.firsttimeform package.
 """
-from unittest.mock import patch
+from unittest import TestCase
 
 from openlp.core.ui.aboutform import AboutForm
 
+from tests.functional import patch
+from tests.helpers.testmixin import TestMixin
 
-@patch('openlp.core.ui.aboutform.get_application_version')
-def test_create_about_form(mocked_get_application_version):
+
+class TestAboutForm(TestCase, TestMixin):
+
+    @patch('openlp.core.ui.aboutform.get_application_version')
+    def test_create_about_form(self, mocked_get_application_version):
         """
         Test creating an about form
         """
@@ -41,9 +46,8 @@ def test_create_about_form(mocked_get_application_version):
         # THEN: The correct version information should be in the dialog
         assert 'OpenLP 3.1.1 build 3000' in about_form.about_text_edit.toPlainText()
 
-
-@patch('openlp.core.ui.aboutform.webbrowser')
-def test_on_volunteer_button_clicked(mocked_webbrowser):
+    @patch('openlp.core.ui.aboutform.webbrowser')
+    def test_on_volunteer_button_clicked(self, mocked_webbrowser):
         """
         Test that clicking on the "Volunteer" button opens a web page.
         """
@@ -55,3 +59,16 @@ def test_on_volunteer_button_clicked(mocked_webbrowser):
 
         # THEN: A web browser is opened
         mocked_webbrowser.open_new.assert_called_with('http://openlp.org/en/contribute')
+
+    def test_about_form_date_test(self):
+        """
+        Test that the copyright date is included correctly
+        """
+        # GIVEN: A correct application date
+        # WHEN: The about form is created
+        about_form = AboutForm(None)
+        license_text = about_form.license_text_edit.toPlainText()
+
+        # THEN: The date should be in the text twice.
+        self.assertTrue(license_text.count('2017', 0) == 2,
+                        "The text string should be added twice to the license string")