def test_watcher_condition_1(self):
test = NotifyTestObject()
watcher = WatcherCondition()
watcher.store(test.simple_handler)
condition = Condition(True)
watcher.watch(condition)
self.assert_(watcher.watched_condition is condition)
condition.state = False
test.assert_results(False, True, False)
def test_watcher_condition_2(self):
test = NotifyTestObject()
condition1 = Condition(True)
condition2 = Condition(False)
condition3 = Condition(False)
watcher = WatcherCondition(condition1)
watcher.store(test.simple_handler)
watcher.watch(condition2)
watcher.watch(condition3)
watcher.watch(None)
self.assert_(watcher.watched_condition is None)
# Last two watch() calls must not change watcher's state.
test.assert_results(True, False)
def test_watcher_condition_error_3(self):
condition = Condition(True)
watcher = WatcherCondition(condition)
self.assertRaises(ValueError, lambda: watcher.watch(watcher))
self.assert_(watcher.watched_condition is condition)
def test_watcher_condition_error_2(self):
watcher = WatcherCondition()
self.assertRaises(TypeError, lambda: watcher.watch(25))
def test_watcher_condition_error_1(self):
self.assertRaises(TypeError, lambda: WatcherCondition(25))
