def test_create_event(self):
tag = WdomElement('tag')
mock = MagicMock(_is_coroutine=False)
tag.addEventListener('a', mock)
e = self.doc.createEvent('a')
self.assertEqual(type(e), Event)
tag.dispatchEvent(e)
mock.assert_called_once_with(e)
class TestEventMessage(TestCase):
def setUp(self):
self.conn_mock = MagicMock()
_tornado.connections.append(self.conn_mock)
self.elm = WdomElement('tag')
set_app(self.elm)
self.elm.js_exec = MagicMock()
self.mock = MagicMock(_is_coroutine=False)
self.elm.addEventListener('click', self.mock)
msg = {'type': 'click', 'currentTarget': {'id': self.elm.wdom_id}}
self.event = create_event(msg)
def tearDown(self):
_tornado.connections.remove(self.conn_mock)
def test_handle_event(self):
self.elm.js_exec.assert_called_once_with('addEventListener', 'click')
self.elm.dispatchEvent(self.event)
self.assertTrue(self.mock.called)
def test_remove_event(self):
self.elm.removeEventListener('click', self.mock)
self.elm.js_exec.assert_called_with('removeEventListener', 'click')
self.elm.dispatchEvent(self.event)
self.mock.assert_not_called()
def test_remove_multi_event(self):
self.elm.addEventListener('click', self.mock)
self.elm.removeEventListener('click', self.mock)
with self.assertRaises(AssertionError):
self.elm.js_exec.assert_has_calls(
call('removeEventListener', 'click'))
self.elm.removeEventListener('click', self.mock)
self.elm.js_exec.assert_called_with('removeEventListener', 'click')
self.elm.dispatchEvent(self.event)
self.mock.assert_not_called()