| '''Test idlelib.help_about. |
| |
| Coverage: |
| ''' |
| from idlelib import aboutDialog as help_about |
| from idlelib import textView as textview |
| from idlelib.idle_test.mock_idle import Func |
| from idlelib.idle_test.mock_tk import Mbox |
| import unittest |
| |
| About = help_about.AboutDialog |
| class Dummy_about_dialog(): |
| # Dummy class for testing file display functions. |
| idle_credits = About.ShowIDLECredits.im_func |
| idle_readme = About.ShowIDLEAbout.im_func |
| idle_news = About.ShowIDLENEWS.im_func |
| # Called by the above |
| display_file_text = About.display_file_text.im_func |
| |
| |
| class DisplayFileTest(unittest.TestCase): |
| "Test that .txt files are found and properly decoded." |
| dialog = Dummy_about_dialog() |
| |
| @classmethod |
| def setUpClass(cls): |
| cls.orig_mbox = textview.tkMessageBox |
| cls.orig_view = textview.view_text |
| cls.mbox = Mbox() |
| cls.view = Func() |
| textview.tkMessageBox = cls.mbox |
| textview.view_text = cls.view |
| cls.About = Dummy_about_dialog() |
| |
| @classmethod |
| def tearDownClass(cls): |
| textview.tkMessageBox = cls.orig_mbox |
| textview.view_text = cls.orig_view.im_func |
| |
| def test_file_isplay(self): |
| for handler in (self.dialog.idle_credits, |
| self.dialog.idle_readme, |
| self.dialog.idle_news): |
| self.mbox.showerror.message = '' |
| self.view.called = False |
| handler() |
| self.assertEqual(self.mbox.showerror.message, '') |
| self.assertEqual(self.view.called, True) |
| |
| |
| if __name__ == '__main__': |
| unittest.main(verbosity=2) |
