def test_onBecome_cancel(self):
"""
You can cancel the deferred returned by onBecome
"""
world = World(MagicMock())
obj = world.create('foo')
d = world.onBecome(obj['id'], 'hey', 3)
d.cancel()
world.setAttr(obj['id'], 'hey', 3)
self.assertFailure(d, defer.CancelledError)
def test_onBecome_cancel(self):
"""
You can cancel the deferred returned by onBecome
"""
world = World(MagicMock())
obj = world.create('foo')
d = world.onBecome(obj['id'], 'hey', 3)
d.cancel()
world.setAttr(obj['id'], 'hey', 3)
self.assertFailure(d, defer.CancelledError)
def test_onBecome(self):
"""
You can get a Deferred which will fire when an attribute becomes a
particular value.
"""
world = World(MagicMock())
obj = world.create('foo')
d = world.onBecome(obj['id'], 'hey', 3)
self.assertFalse(d.called)
world.setAttr(obj['id'], 'hey', 3)
self.assertEqual(self.successResultOf(d), 3)
# make sure it isn't called again
world.setAttr(obj['id'], 'hey', 2)
world.setAttr(obj['id'], 'hey', 3)
def test_onBecome(self):
"""
You can get a Deferred which will fire when an attribute becomes a
particular value.
"""
world = World(MagicMock())
obj = world.create('foo')
d = world.onBecome(obj['id'], 'hey', 3)
self.assertFalse(d.called)
world.setAttr(obj['id'], 'hey', 3)
self.assertEqual(self.successResultOf(d), 3)
# make sure it isn't called again
world.setAttr(obj['id'], 'hey', 2)
world.setAttr(obj['id'], 'hey', 3)