Function test_event

tests/tests/test_timeline.py:136–151

(make_timeline)

def test_event(make_timeline):
    timeline, initial_history = make_timeline()
    messages = MessageFactory()

    event_msg = messages.event("stopped", {"reason": "pause"})
    event_exp = expectation_of(event_msg)
    event = timeline.record_event(event_msg)

    assert event == event_exp
    assert event.message is event_msg
    assert event.circumstances == ("event", event_msg.event, event_msg.body)

    with timeline.frozen():
        assert timeline.last is event
        assert timeline.history() == initial_history + [some.object.same_as(event)]
        timeline.expect_realized(event_exp)


@pytest.mark.parametrize("outcome", ["success", "failure"])