def test_callback_is_settable(self):
xs = []
b = Button(callback=(lambda: xs.append(1)))
b.handle_event(Click(target_id=b.id))
self.assertEqual([1], xs)
xs = []
b.callback = (lambda: xs.append(2))
b.handle_event(Click(target_id=b.id))
self.assertEqual([2], xs)
xs = []
b.callback = None
b.handle_event(Click(target_id=b.id))
self.assertEqual([], xs)
def test_event_dispatch(self):
decoy1 = Button()
button = Button()
decoy2 = Button()
xs = []
button.callback = (lambda: xs.append(1))
gui = GUI(decoy1, button, decoy2)
gui.dispatch_event(Click(target_id=button.id))
self.assertEqual([1], xs)
def test_event_dispatch(self):
decoy1 = Button()
button = Button()
decoy2 = Button()
xs = []
button.callback = (lambda: xs.append(1))
gui = GUI(decoy1, button, decoy2)
gui.dispatch_event(Click(target_id=button.id))
self.assertEqual([1], xs)