def test_break_on_event(self):
"""
_process_events() breaks on event_handlers that return True
"""
block = DummyProcessBlock()
block.events = OrderedDict([
("first", Event()),
("second", Event()),
("third", Event()),
])
block.event_handlers = {
"first": Mock(return_value=False),
"second": Mock(return_value=True),
"third": Mock(return_value=False),
}
for event in block.events.values():
event.set()
block.event.set()
# An event was processed -> return True
self.assertTrue(block._process_events())
# The first and second events were processed...
block.event_handlers["first"].method.assert_called_once()
block.event_handlers["second"].method.assert_called_once()
# but not the third
block.event_handlers["third"].method.assert_not_called()
def test_process_one_event(self):
"""
If an event is set _process_events() runs its handler
"""
block = DummyProcessBlock()
block.events = OrderedDict([
("dummy_event", Event()),
])
block.event_handlers = {
"dummy_event": Mock(return_value=False),
}
block.events["dummy_event"].set()
block.event.set()
# An event was processed -> return True
self.assertTrue(block._process_events())
block.event_handlers["dummy_event"].method.assert_called_once()