def test_set_intersection_update():
mock = Mock()
observable = observ.ObservableSet({1, 2})
observable.subscribe(mock)
observable.intersection_update({2, 3})
mock.assert_called_with(new_value={2})
def test_set_difference_update():
mock = Mock()
observable = observ.ObservableSet({1, 2})
observable.subscribe(mock)
observable.difference_update({2, 3})
mock.assert_called_with(new_value={1})
def test_set_add():
mock = Mock()
observable = observ.ObservableSet()
observable.subscribe(mock)
observable.add(1)
mock.assert_called_with(new_value={1})
def test_set_pop():
mock = Mock()
observable = observ.ObservableSet()
observable.subscribe(mock)
observable.add(1)
mock.assert_called_with(new_value={1})
popped = observable.pop()
mock.assert_called_with(new_value=set())
assert popped == 1
def test_set_init():
observable = observ.ObservableSet({1, 2, 3})
assert observable == {1, 2, 3}