def test_node_add_parent(self):
par = Parameter(3, name='par')
par_2 = Parameter(2, name='par_2')
# Manually adding parents is not allowed:
with self.assertRaises(NodeException):
par.add_parent(par_2)
def test_node_add_parent(self):
par = Parameter(3, name='par')
par_2 = Parameter(2, name='par_2')
with self.assertRaises(TypeError):
par.add_parent("notanode")
# Manually adding parents is not allowed:
with self.assertRaises(NodeException):
par.add_parent(par_2)
par_2.add_child(par)
self.assertEqual(par.get_parents(), [par_2])