def test_unroutable_demand(self):
node_a = Node(name='nodeA', lat=0, lon=0)
node_b = Node(name='nodeB', lat=0, lon=0)
node_d = Node(name='nodeD')
interface_a = Interface(name='inerfaceA-to-B',
cost=4,
capacity=100,
node_object=node_a,
remote_node_object=node_b,
circuit_id=1)
interface_b = Interface(name='inerfaceB-to-A',
cost=4,
capacity=100,
node_object=node_b,
remote_node_object=node_a,
circuit_id=1)
dmd_a_d = Demand(node_a, node_d, traffic=10)
model = Parallel_Link_Model(interface_objects=set(
[interface_a, interface_b]),
node_objects=set([node_a, node_b, node_d]),
demand_objects=set([dmd_a_d]),
rsvp_lsp_objects=set([]))
model.update_simulation()
self.assertEqual(dmd_a_d.path, 'Unrouted')
def test_demand_on_lsp(self):
"""
Ensure the demand takes an available LSP
:return:
"""
node_a = Node(name='nodeA', lat=0, lon=0)
node_b = Node(name='nodeB', lat=0, lon=0)
node_d = Node(name='nodeD')
interface_a = Interface(name='inerfaceA-to-B',
cost=4,
capacity=100,
node_object=node_a,
remote_node_object=node_b,
circuit_id=1)
interface_b = Interface(name='inerfaceB-to-A',
cost=4,
capacity=100,
node_object=node_b,
remote_node_object=node_a,
circuit_id=1)
dmd_a_b = Demand(node_a, node_b, traffic=10)
lsp_a_b = RSVP_LSP(source_node_object=node_a,
dest_node_object=node_b,
lsp_name='lsp_a_b')
model = Parallel_Link_Model(interface_objects=set(
[interface_a, interface_b]),
node_objects=set([node_a, node_b, node_d]),
demand_objects=set([dmd_a_b]),
rsvp_lsp_objects=set([lsp_a_b]))
model.update_simulation()
self.assertEqual(
str(dmd_a_b.path),
"[RSVP_LSP(source = nodeA, dest = nodeB, lsp_name = 'lsp_a_b')]")
