diff --git a/Lib/test/test_tkinter/test_misc.py b/Lib/test/test_tkinter/test_misc.py index 0ae27610be6078..ca99caaf88b80d 100644 --- a/Lib/test/test_tkinter/test_misc.py +++ b/Lib/test/test_tkinter/test_misc.py @@ -425,6 +425,309 @@ def test_info_patchlevel(self): self.assertTrue(str(vi).startswith(f'{vi.major}.{vi.minor}')) +class BindTest(AbstractTkTest, unittest.TestCase): + + def setUp(self): + super().setUp() + root = self.root + self.frame = tkinter.Frame(self.root, class_='Test', + width=150, height=100) + self.frame.pack() + + def assertCommandExist(self, funcid): + self.assertEqual(_info_commands(self.root, funcid), (funcid,)) + + def assertCommandNotExist(self, funcid): + self.assertEqual(_info_commands(self.root, funcid), ()) + + def test_bind(self): + event = '' + f = self.frame + self.assertEqual(f.bind(), ()) + self.assertEqual(f.bind(event), '') + def test1(e): pass + def test2(e): pass + + funcid = f.bind(event, test1) + self.assertEqual(f.bind(), (event,)) + script = f.bind(event) + self.assertIn(funcid, script) + self.assertCommandExist(funcid) + + funcid2 = f.bind(event, test2, add=True) + script = f.bind(event) + self.assertIn(funcid, script) + self.assertIn(funcid2, script) + self.assertCommandExist(funcid) + self.assertCommandExist(funcid2) + + def test_unbind(self): + event = '' + f = self.frame + self.assertEqual(f.bind(), ()) + self.assertEqual(f.bind(event), '') + def test1(e): pass + def test2(e): pass + + funcid = f.bind(event, test1) + funcid2 = f.bind(event, test2, add=True) + + self.assertRaises(TypeError, f.unbind) + f.unbind(event) + self.assertEqual(f.bind(event), '') + self.assertEqual(f.bind(), ()) + + def test_unbind2(self): + f = self.frame + event = '' + self.assertEqual(f.bind(), ()) + self.assertEqual(f.bind(event), '') + def test1(e): pass + def test2(e): pass + + funcid = f.bind(event, test1) + funcid2 = f.bind(event, test2, add=True) + + f.unbind(event, funcid) + script = f.bind(event) + self.assertNotIn(funcid, script) + self.assertCommandNotExist(funcid) + self.assertCommandExist(funcid2) + + f.unbind(event, funcid2) + self.assertEqual(f.bind(event), '') + self.assertEqual(f.bind(), ()) + self.assertCommandNotExist(funcid) + self.assertCommandNotExist(funcid2) + + # non-idempotent + self.assertRaises(tkinter.TclError, f.unbind, event, funcid2) + + def test_bind_rebind(self): + event = '' + f = self.frame + self.assertEqual(f.bind(), ()) + self.assertEqual(f.bind(event), '') + def test1(e): pass + def test2(e): pass + def test3(e): pass + + funcid = f.bind(event, test1) + funcid2 = f.bind(event, test2, add=True) + script = f.bind(event) + self.assertIn(funcid2, script) + self.assertIn(funcid, script) + self.assertCommandExist(funcid) + self.assertCommandExist(funcid2) + + funcid3 = f.bind(event, test3) + script = f.bind(event) + self.assertNotIn(funcid, script) + self.assertNotIn(funcid2, script) + self.assertIn(funcid3, script) + self.assertCommandExist(funcid3) + + def test_bind_class(self): + event = '' + bind_class = self.root.bind_class + unbind_class = self.root.unbind_class + self.assertRaises(TypeError, bind_class) + self.assertEqual(bind_class('Test'), ()) + self.assertEqual(bind_class('Test', event), '') + self.addCleanup(unbind_class, 'Test', event) + def test1(e): pass + def test2(e): pass + + funcid = bind_class('Test', event, test1) + self.assertEqual(bind_class('Test'), (event,)) + script = bind_class('Test', event) + self.assertIn(funcid, script) + self.assertCommandExist(funcid) + + funcid2 = bind_class('Test', event, test2, add=True) + script = bind_class('Test', event) + self.assertIn(funcid, script) + self.assertIn(funcid2, script) + self.assertCommandExist(funcid) + self.assertCommandExist(funcid2) + + def test_unbind_class(self): + event = '' + bind_class = self.root.bind_class + unbind_class = self.root.unbind_class + self.assertEqual(bind_class('Test'), ()) + self.assertEqual(bind_class('Test', event), '') + self.addCleanup(unbind_class, 'Test', event) + def test1(e): pass + def test2(e): pass + + funcid = bind_class('Test', event, test1) + funcid2 = bind_class('Test', event, test2, add=True) + + self.assertRaises(TypeError, unbind_class) + self.assertRaises(TypeError, unbind_class, 'Test') + unbind_class('Test', event) + self.assertEqual(bind_class('Test', event), '') + self.assertEqual(bind_class('Test'), ()) + self.assertCommandExist(funcid) + self.assertCommandExist(funcid2) + + unbind_class('Test', event) # idempotent + + def test_bind_class_rebind(self): + event = '' + bind_class = self.root.bind_class + unbind_class = self.root.unbind_class + self.assertEqual(bind_class('Test'), ()) + self.assertEqual(bind_class('Test', event), '') + self.addCleanup(unbind_class, 'Test', event) + def test1(e): pass + def test2(e): pass + def test3(e): pass + + funcid = bind_class('Test', event, test1) + funcid2 = bind_class('Test', event, test2, add=True) + script = bind_class('Test', event) + self.assertIn(funcid2, script) + self.assertIn(funcid, script) + self.assertCommandExist(funcid) + self.assertCommandExist(funcid2) + + funcid3 = bind_class('Test', event, test3) + script = bind_class('Test', event) + self.assertNotIn(funcid, script) + self.assertNotIn(funcid2, script) + self.assertIn(funcid3, script) + self.assertCommandExist(funcid) + self.assertCommandExist(funcid2) + self.assertCommandExist(funcid3) + + def test_bind_all(self): + event = '' + bind_all = self.root.bind_all + unbind_all = self.root.unbind_all + self.assertNotIn(event, bind_all()) + self.assertEqual(bind_all(event), '') + self.addCleanup(unbind_all, event) + def test1(e): pass + def test2(e): pass + + funcid = bind_all(event, test1) + self.assertIn(event, bind_all()) + script = bind_all(event) + self.assertIn(funcid, script) + self.assertCommandExist(funcid) + + funcid2 = bind_all(event, test2, add=True) + script = bind_all(event) + self.assertIn(funcid, script) + self.assertIn(funcid2, script) + self.assertCommandExist(funcid) + self.assertCommandExist(funcid2) + + def test_unbind_all(self): + event = '' + bind_all = self.root.bind_all + unbind_all = self.root.unbind_all + self.assertNotIn(event, bind_all()) + self.assertEqual(bind_all(event), '') + self.addCleanup(unbind_all, event) + def test1(e): pass + def test2(e): pass + + funcid = bind_all(event, test1) + funcid2 = bind_all(event, test2, add=True) + + unbind_all(event) + self.assertEqual(bind_all(event), '') + self.assertNotIn(event, bind_all()) + self.assertCommandExist(funcid) + self.assertCommandExist(funcid2) + + unbind_all(event) # idempotent + + def test_bind_all_rebind(self): + event = '' + bind_all = self.root.bind_all + unbind_all = self.root.unbind_all + self.assertNotIn(event, bind_all()) + self.assertEqual(bind_all(event), '') + self.addCleanup(unbind_all, event) + def test1(e): pass + def test2(e): pass + def test3(e): pass + + funcid = bind_all(event, test1) + funcid2 = bind_all(event, test2, add=True) + script = bind_all(event) + self.assertIn(funcid2, script) + self.assertIn(funcid, script) + self.assertCommandExist(funcid) + self.assertCommandExist(funcid2) + + funcid3 = bind_all(event, test3) + script = bind_all(event) + self.assertNotIn(funcid, script) + self.assertNotIn(funcid2, script) + self.assertIn(funcid3, script) + self.assertCommandExist(funcid) + self.assertCommandExist(funcid2) + self.assertCommandExist(funcid3) + + def test_bindtags(self): + f = self.frame + self.assertEqual(self.root.bindtags(), ('.', 'Tk', 'all')) + self.assertEqual(f.bindtags(), (str(f), 'Test', '.', 'all')) + f.bindtags(('a', 'b c')) + self.assertEqual(f.bindtags(), ('a', 'b c')) + + def test_bind_events(self): + event = '' + root = self.root + t = tkinter.Toplevel(root) + f = tkinter.Frame(t, class_='Test', width=150, height=100) + f.pack() + root.wait_visibility() # needed on Windows + root.update_idletasks() + self.addCleanup(root.unbind_class, 'Test', event) + self.addCleanup(root.unbind_class, 'Toplevel', event) + self.addCleanup(root.unbind_class, 'tag', event) + self.addCleanup(root.unbind_class, 'tag2', event) + self.addCleanup(root.unbind_all, event) + def test(what): + return lambda e: events.append((what, e.widget)) + + root.bind_all(event, test('all')) + root.bind_class('Test', event, test('frame class')) + root.bind_class('Toplevel', event, test('toplevel class')) + root.bind_class('tag', event, test('tag')) + root.bind_class('tag2', event, test('tag2')) + f.bind(event, test('frame')) + t.bind(event, test('toplevel')) + + events = [] + f.event_generate(event) + self.assertEqual(events, [ + ('frame', f), + ('frame class', f), + ('toplevel', f), + ('all', f), + ]) + + events = [] + t.event_generate(event) + self.assertEqual(events, [ + ('toplevel', t), + ('toplevel class', t), + ('all', t), + ]) + + f.bindtags(('tag', 'tag3')) + events = [] + f.event_generate(event) + self.assertEqual(events, [('tag', f)]) + + class DefaultRootTest(AbstractDefaultRootTest, unittest.TestCase): def test_default_root(self): @@ -480,5 +783,9 @@ def test_mainloop(self): self.assertRaises(RuntimeError, tkinter.mainloop) +def _info_commands(widget, pattern=None): + return widget.tk.splitlist(widget.tk.call('info', 'commands', pattern)) + + if __name__ == "__main__": unittest.main()