Method test_make_callback

Lib/idlelib/idle_test/test_configdialog.py:1535–1545

(self)

        del tr.make_callback

    def test_make_callback(self):
        cb = self.tracers.make_callback(self.iv, ('main', 'section', 'option'))
        self.assertTrue(callable(cb))
        self.iv.set(42)
        # Not attached, so set didn't invoke the callback.
        self.assertNotIn('section', changes['main'])
        # Invoke callback manually.
        cb()
        self.assertIn('section', changes['main'])
        self.assertEqual(changes['main']['section']['option'], '42')
        changes.clear()

    def test_attach_detach(self):
        tr = self.tracers