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"""Module to help to create tests.""" |
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from unittest.mock import MagicMock |
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from kytos.lib.helpers import (get_interface_mock, get_link_mock, |
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get_switch_mock) |
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from kytos.core.interface import Interface |
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from kytos.core.switch import Switch |
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from kytos.core.link import Link |
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def get_topology_mock(): |
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"""Create a default topology.""" |
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switch_a = get_switch_mock("00:00:00:00:00:00:00:01", 0x04) |
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switch_b = get_switch_mock("00:00:00:00:00:00:00:02", 0x04) |
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switch_c = get_switch_mock("00:00:00:00:00:00:00:03", 0x01) |
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interface_a1 = get_interface_mock("s1-eth1", 1, switch_a) |
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interface_a2 = get_interface_mock("s1-eth2", 2, switch_a) |
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interface_b1 = get_interface_mock("s2-eth1", 1, switch_b) |
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interface_b2 = get_interface_mock("s2-eth2", 2, switch_b) |
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interface_c1 = get_interface_mock("s3-eth1", 1, switch_c) |
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interface_c2 = get_interface_mock("s3-eth2", 2, switch_c) |
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switch_a.interfaces = {interface_a1.id: interface_a1, |
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interface_a2.id: interface_a2} |
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switch_b.interfaces = {interface_b1.id: interface_b1, |
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interface_b2.id: interface_b2} |
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switch_c.interfaces = {interface_c1.id: interface_c1, |
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interface_c2.id: interface_c2} |
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link_1 = get_link_mock(interface_a1, interface_b1) |
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link_2 = get_link_mock(interface_a2, interface_c1) |
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link_3 = get_link_mock(interface_b2, interface_c2) |
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topology = MagicMock() |
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topology.links = {"1": link_1, "2": link_2, "3": link_3} |
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topology.switches = {switch_a.dpid: switch_a, |
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switch_b.dpid: switch_b, |
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switch_c.dpid: switch_c} |
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return topology |
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def topology_setting(): |
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"""Set the default values associated |
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to a "real" topology.""" |
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switches_to_interface_counts = {"S1": 2, "S2": 2, "S3": 6, "S4": 2, |
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"S5": 6, "S6": 5, "S7": 2, "S8": 8, |
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"S9": 4, "S10": 3, "S11": 3, |
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"User1": 4, "User2": 2, |
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"User3": 2, "User4": 3} |
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links_to_interfaces = [["S1:1", "S2:1"], ["S1:2", "User1:1"], |
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["S2:2", "User4:1"], ["S3:1", "S5:1"], |
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["S3:2", "S7:1"], ["S3:3", "S8:1"], |
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["S3:4", "S11:1"], |
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["S3:5", "User3:1"], ["S3:6", "User4:2"], |
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["S4:1", "S5:2"], ["S4:2", "User1:2"], |
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["S5:3", "S6:1"], |
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["S5:4", "S6:2"], ["S5:5", "S8:2"], |
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["S5:6", "User1:3"], ["S6:3", "S9:1"], |
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["S6:4", "S9:2"], ["S6:5", "S10:1"], |
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["S7:2", "S8:3"], |
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["S8:4", "S9:3"], ["S8:5", "S9:4"], |
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["S8:6", "S10:2"], |
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["S8:7", "S11:2"], ["S8:8", "User3:2"], |
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["S10:3", "User2:1"], ["S11:3", "User2:2"], |
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["User1:4", "User4:3"]] |
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links_to_metadata = [ |
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{"reliability": 5, "bandwidth": 100, "delay": 105}, |
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{"reliability": 5, "bandwidth": 100, "delay": 1}, |
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{"reliability": 5, "bandwidth": 100, "delay": 10}, |
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{"reliability": 5, "bandwidth": 10, "delay": 112}, |
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{"reliability": 5, "bandwidth": 100, "delay": 1}, |
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{"reliability": 5, "bandwidth": 100, "delay": 1}, |
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{"reliability": 3, "bandwidth": 100, "delay": 6}, |
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{"reliability": 5, "bandwidth": 100, "delay": 1}, |
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{"reliability": 5, "bandwidth": 100, "delay": 10}, |
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{"reliability": 1, "bandwidth": 100, "delay": 30, "ownership": "A"}, |
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{"reliability": 3, "bandwidth": 100, "delay": 110, "ownership": "A"}, |
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{"reliability": 1, "bandwidth": 100, "delay": 40}, |
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{"reliability": 3, "bandwidth": 100, "delay": 40, "ownership": "A"}, |
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{"reliability": 5, "bandwidth": 100, "delay": 112}, |
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{"reliability": 3, "bandwidth": 100, "delay": 60}, |
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{"reliability": 3, "bandwidth": 100, "delay": 60}, |
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{"reliability": 5, "bandwidth": 100, "delay": 62}, |
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{"bandwidth": 100, "delay": 108, "ownership": "A"}, |
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{"reliability": 5, "bandwidth": 100, "delay": 1}, |
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{"reliability": 3, "bandwidth": 100, "delay": 32}, |
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{"reliability": 3, "bandwidth": 100, "delay": 110}, |
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{"reliability": 5, "bandwidth": 100, "ownership": "A"}, |
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{"reliability": 3, "bandwidth": 100, "delay": 7}, |
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{"reliability": 5, "bandwidth": 100, "delay": 1}, |
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{"reliability": 3, "bandwidth": 100, "delay": 10, "ownership": "A"}, |
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{"reliability": 3, "bandwidth": 100, "delay": 6}, |
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{"reliability": 5, "bandwidth": 10, "delay": 105}] |
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return links_to_interfaces, links_to_metadata, switches_to_interface_counts |
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def get_topology_with_metadata_mock(): |
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"""Create a topology with metadata.""" |
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switches = {} |
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interfaces = {} |
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links = {} |
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i = 0 |
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links_to_interfaces, links_to_metadata, switches_to_interface_counts = topology_setting() |
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for switch in switches_to_interface_counts: |
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switches[switch] = get_switch_mock(switch) |
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for key, value in switches_to_interface_counts.items(): |
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switches[key].interfaces = {} |
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for interface in _get_interfaces(value, switches[key]): |
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switches[key].interfaces[interface.id] = interface |
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interfaces[interface.id] = interface |
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for interfaces_str in links_to_interfaces: |
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interface_a = interfaces[interfaces_str[0]] |
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interface_b = interfaces[interfaces_str[1]] |
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links[str(i)] = get_link_mock(interface_a, interface_b) |
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links[str(i)].metadata = links_to_metadata[i] |
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i += 1 |
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topology = MagicMock() |
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topology.links = links |
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topology.switches = switches |
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return topology |
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def get_topology_with_metadata(): |
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"""Create a topology with metadata.""" |
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switches = {} |
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interfaces = {} |
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links = {} |
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links_to_interfaces, links_to_metadata, switches_to_interface_counts = topology_setting() |
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for switch in switches_to_interface_counts: |
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switches[switch] = Switch(switch) |
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for key, value in switches_to_interface_counts.items(): |
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switches[key].interfaces = {} |
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for i in range(1, value + 1): |
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str1 = "{}:{}".format(switches[key].dpid, i) |
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interface = Interface(str1, i, switches[key]) |
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switches[key].update_interface(interface) |
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interfaces[interface.id] = interface |
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i = 0 |
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for interfaces_str in links_to_interfaces: |
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interface_a = interfaces[interfaces_str[0]] |
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interface_b = interfaces[interfaces_str[1]] |
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links[str(i)] = Link(interface_a, interface_b) |
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links[str(i)].metadata = links_to_metadata[i] |
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i += 1 |
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topology = MagicMock() |
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topology.links = links |
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topology.switches = switches |
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return topology |
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def _get_interfaces(count, switch): |
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"""Add a new interface to the list of interfaces.""" |
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for i in range(1, count + 1): |
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yield get_interface_mock("", i, switch) |
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def get_filter_links_fake(links, metadata=True, **metrics): |
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"""Get test links with optional metadata.""" |
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# pylint: disable=unused-argument |
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filtered_links = ["a", "b", "c"] |
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filtered_links_without_metadata = filtered_links[0:2] |
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if not metadata: |
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return filtered_links_without_metadata |
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return filtered_links |
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# pylint: enable=unused-argument |
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def get_test_filter_function(): |
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"""Get minimum filter function.""" |
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return lambda x: (lambda y: y >= x) |
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kytos /
pathfinder
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