def test_connect_parameter_and_node_to_parameter(self):
parameter_and_node = ParameterAndNode()
p = Parameter('p', initial_value=0, set_cmd=None)
parameter_and_node.p = p
p_source = Parameter('p', initial_value=42, set_cmd=None)
p_source.connect(parameter_and_node['p'], update=True)
self.assertEqual(parameter_and_node.p, 42)
p_source(40)
self.assertEqual(parameter_and_node.p, 40)
def test_copy_connected_parameter_and_node(self):
parameter_and_node = ParameterAndNode()
p = Parameter('p', initial_value=0, set_cmd=None)
parameter_and_node.p = p
p_source = Parameter('p', initial_value=42, set_cmd=None)
p_source.connect(parameter_and_node['p'], update=True)
self.assertEqual(parameter_and_node.p, 42)
copy_parameter_and_node = deepcopy(parameter_and_node)
self.assertEqual(copy_parameter_and_node.p, 42)
p_source(41)
self.assertEqual(parameter_and_node.p, 41)
self.assertEqual(copy_parameter_and_node.p, 42)
