name : test_textview.py '''Test the functions and main class method of textView.py.''' import unittest import os from test.test_support import requires from Tkinter import Tk from idlelib import textView as tv from idlelib.idle_test.mock_idle import Func from idlelib.idle_test.mock_tk import Mbox class TV(tv.TextViewer): # Use in TextViewTest transient = Func() grab_set = Func() wait_window = Func() class textviewClassTest(unittest.TestCase): @classmethod def setUpClass(cls): requires('gui') cls.root = Tk() cls.root.withdraw() @classmethod def tearDownClass(cls): cls.root.destroy() del cls.root def setUp(self): TV.transient.__init__() TV.grab_set.__init__() TV.wait_window.__init__() def test_init_modal(self): view = TV(self.root, 'Title', 'test text') self.assertTrue(TV.transient.called) self.assertTrue(TV.grab_set.called) self.assertTrue(TV.wait_window.called) view.Ok() def test_init_nonmodal(self): view = TV(self.root, 'Title', 'test text', modal=False) self.assertFalse(TV.transient.called) self.assertFalse(TV.grab_set.called) self.assertFalse(TV.wait_window.called) view.Ok() def test_ok(self): view = TV(self.root, 'Title', 'test text', modal=False) view.destroy = Func() view.Ok() self.assertTrue(view.destroy.called) del view.destroy # Unmask the real function. view.destroy() class ViewFunctionTest(unittest.TestCase): @classmethod def setUpClass(cls): requires('gui') cls.root = Tk() cls.root.withdraw() cls.orig_mbox = tv.tkMessageBox tv.tkMessageBox = Mbox @classmethod def tearDownClass(cls): cls.root.destroy() del cls.root tv.tkMessageBox = cls.orig_mbox del cls.orig_mbox def test_view_text(self): # If modal True, get tkinter error 'can't invoke "event" command'. view = tv.view_text(self.root, 'Title', 'test text', modal=False) self.assertIsInstance(view, tv.TextViewer) view.Ok() def test_view_file(self): test_dir = os.path.dirname(__file__) testfile = os.path.join(test_dir, 'test_textview.py') view = tv.view_file(self.root, 'Title', testfile, modal=False) self.assertIsInstance(view, tv.TextViewer) self.assertIn('Test', view.textView.get('1.0', '1.end')) view.Ok() # Mock messagebox will be used; view_file will return None. testfile = os.path.join(test_dir, '../notthere.py') view = tv.view_file(self.root, 'Title', testfile, modal=False) self.assertIsNone(view) if __name__ == '__main__': unittest.main(verbosity=2)