def test_home_automation(self):
"""A simple example in the home automation domain"""
brightness_1 = Input()
brightness_2 = Input()
brightness_sum = Node(action=lambda *args: sum(args),
inputs=Node.inputs(brightness_1, brightness_2))
def inverse(value):
"""Return the inverse of a value in the range 0..510"""
return 510 - value
brightness_inverse = Node(action=inverse,
inputs=Node.inputs(brightness_sum))
lamp_power_changes = []
def set_lamp_power(value):
"""Log changes to lamp power"""
lamp_power_changes.append(value)
_lamp_power = Node(action=set_lamp_power,
inputs=Node.inputs(brightness_inverse),
triggered=True)
update_inputs_get_triggered([(brightness_1, 20), (brightness_2, 40)])
self.assertEqual([450], lamp_power_changes)
update_inputs_get_triggered([(brightness_1, 20), (brightness_2, 40)])
self.assertEqual([450], lamp_power_changes)
update_inputs_get_triggered([(brightness_1, 24), (brightness_2, 40)])
self.assertEqual([450, 446], lamp_power_changes)
def test_home_automation(self):
"""A simple example in the home automation domain"""
brightness_1 = Input()
brightness_2 = Input()
brightness_sum = Node(action=lambda *args: sum(args),
inputs=Node.inputs(brightness_1, brightness_2))
def inverse(value):
"""Return the inverse of a value in the range 0..510"""
return 510 - value
brightness_inverse = Node(action=inverse,
inputs=Node.inputs(brightness_sum))
lamp_power_changes = []
def set_lamp_power(value):
"""Log changes to lamp power"""
lamp_power_changes.append(value)
_lamp_power = Node(action=set_lamp_power,
inputs=Node.inputs(brightness_inverse),
triggered=True)
update_inputs_get_triggered([(brightness_1, 20),
(brightness_2, 40)])
self.assertEqual([450], lamp_power_changes)
update_inputs_get_triggered([(brightness_1, 20),
(brightness_2, 40)])
self.assertEqual([450], lamp_power_changes)
update_inputs_get_triggered([(brightness_1, 24),
(brightness_2, 40)])
self.assertEqual([450, 446], lamp_power_changes)
def test_only_leafs_triggered_2(self):
"""Updating a Node only triggers its descendents"""
triggered = update_inputs_get_triggered([(self.branch2, 2)])
self.assertEqual({self.leaf3, self.leaf4}, triggered)
def test_only_leafs_triggered_2(self):
"""Updating a Node only triggers its descendents"""
triggered = update_inputs_get_triggered([(self.branch2, 2)])
self.assertEqual({self.leaf3, self.leaf4}, triggered)
