2016-06-22 05:17:28 -03:00
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'''Test idlelib.help_about.
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Coverage:
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'''
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2016-06-22 06:49:15 -03:00
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from idlelib import help_about
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from idlelib import textview
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2016-06-22 05:17:28 -03:00
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from idlelib.idle_test.mock_idle import Func
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2016-06-22 06:49:15 -03:00
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from idlelib.idle_test.mock_tk import Mbox_func
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2017-05-21 19:19:35 -03:00
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from test.support import requires, findfile
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requires('gui')
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from tkinter import Tk
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2016-06-22 05:17:28 -03:00
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import unittest
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2017-05-21 19:19:35 -03:00
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2016-06-22 05:17:28 -03:00
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About = help_about.AboutDialog
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class Dummy_about_dialog():
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# Dummy class for testing file display functions.
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idle_credits = About.ShowIDLECredits
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idle_readme = About.ShowIDLEAbout
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idle_news = About.ShowIDLENEWS
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# Called by the above
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display_file_text = About.display_file_text
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2017-05-21 19:19:35 -03:00
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_utest = True
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class AboutDialogTest(unittest.TestCase):
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@classmethod
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def setUpClass(cls):
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cls.root = Tk()
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cls.root.withdraw()
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cls.dialog = About(cls.root, 'About IDLE', _utest=True)
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@classmethod
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def tearDownClass(cls):
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del cls.dialog
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cls.root.update_idletasks()
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cls.root.destroy()
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del cls.root
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def tearDown(self):
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if self.dialog._current_textview:
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self.dialog._current_textview.destroy()
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def test_dialog_title(self):
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"""This will test about dialog title"""
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self.assertEqual(self.dialog.title(), 'About IDLE')
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def test_printer_dialog(self):
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"""This will test dialog which using printer"""
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buttons = [(license, self.dialog.buttonLicense),
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(copyright, self.dialog.buttonCopyright),
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(credits, self.dialog.buttonCredits)]
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for printer, button in buttons:
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dialog = self.dialog
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printer._Printer__setup()
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button.invoke()
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self.assertEqual(printer._Printer__lines[0],
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dialog._current_textview.textView.get('1.0', '1.end'))
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self.assertEqual(printer._Printer__lines[1],
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dialog._current_textview.textView.get('2.0', '2.end'))
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dialog._current_textview.destroy()
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def test_file_dialog(self):
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"""This will test dialog which using file"""
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buttons = [('README.txt', self.dialog.idle_about_b),
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('NEWS.txt', self.dialog.idle_news_b),
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('CREDITS.txt', self.dialog.idle_credits_b)]
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for filename, button in buttons:
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dialog = self.dialog
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button.invoke()
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fn = findfile(filename, subdir='idlelib')
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with open(fn) as f:
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self.assertEqual(f.readline().strip(),
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dialog._current_textview.textView.get('1.0', '1.end'))
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f.readline()
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self.assertEqual(f.readline().strip(),
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dialog._current_textview.textView.get('3.0', '3.end'))
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dialog._current_textview.destroy()
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2016-06-22 05:17:28 -03:00
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class DisplayFileTest(unittest.TestCase):
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dialog = Dummy_about_dialog()
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@classmethod
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def setUpClass(cls):
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2016-06-22 06:49:15 -03:00
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cls.orig_error = textview.showerror
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2016-06-22 05:17:28 -03:00
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cls.orig_view = textview.view_text
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2016-06-22 06:49:15 -03:00
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cls.error = Mbox_func()
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2016-06-22 05:17:28 -03:00
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cls.view = Func()
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2016-06-22 06:49:15 -03:00
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textview.showerror = cls.error
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2016-06-22 05:17:28 -03:00
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textview.view_text = cls.view
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cls.About = Dummy_about_dialog()
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@classmethod
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def tearDownClass(cls):
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2016-06-22 06:49:15 -03:00
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textview.showerror = cls.orig_error
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2016-06-22 05:17:28 -03:00
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textview.view_text = cls.orig_view
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def test_file_isplay(self):
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for handler in (self.dialog.idle_credits,
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self.dialog.idle_readme,
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self.dialog.idle_news):
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2016-06-22 06:49:15 -03:00
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self.error.message = ''
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2016-06-22 05:17:28 -03:00
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self.view.called = False
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2016-06-22 06:49:15 -03:00
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with self.subTest(handler=handler):
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handler()
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self.assertEqual(self.error.message, '')
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self.assertEqual(self.view.called, True)
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2016-06-22 05:17:28 -03:00
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if __name__ == '__main__':
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unittest.main(verbosity=2)
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