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"""Module to test the utls.py file.""" |
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from unittest.mock import MagicMock, Mock |
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import pytest |
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from kytos.core.common import EntityStatus |
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from napps.kytos.mef_eline.exceptions import DisabledSwitch |
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from napps.kytos.mef_eline.utils import (check_disabled_component, |
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compare_endpoint_trace, |
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compare_uni_out_trace, |
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get_vlan_tags_and_masks, map_dl_vlan, |
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merge_flow_dicts, prepare_delete_flow, |
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_does_uni_affect_evc) |
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# pylint: disable=too-many-public-methods, too-many-lines |
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class TestUtils: |
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"""Test utility functions.""" |
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@pytest.mark.parametrize( |
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"switch,expected", |
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[ |
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( |
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MagicMock(dpid="1234"), |
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True |
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), |
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( |
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MagicMock(dpid="2345"), |
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False |
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) |
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] |
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) |
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def test_compare_endpoint_trace(self, switch, expected): |
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"""Test method compare_endpoint_trace""" |
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trace = {"dpid": "1234", "port": 2, "vlan": 123} |
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endpoint = MagicMock() |
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endpoint.port_number = 2 |
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vlan = 123 |
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endpoint.switch = switch |
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assert compare_endpoint_trace(endpoint, vlan, trace) == expected |
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assert compare_endpoint_trace(endpoint, None, trace) == expected |
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def test_compare_uni_out_trace(self): |
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"""Test compare_uni_out_trace method.""" |
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# case1: trace without 'out' info, should return True |
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interface = MagicMock() |
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assert compare_uni_out_trace(None, interface, {}) |
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49
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# case2: trace with valid port and VLAN, should return True |
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interface.port_number = 1 |
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tag_value = 123 |
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trace = {"out": {"port": 1, "vlan": 123}} |
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assert compare_uni_out_trace(tag_value, interface, trace) |
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# case3: UNI has VLAN but trace dont have, should return False |
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trace = {"out": {"port": 1}} |
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assert compare_uni_out_trace(tag_value, interface, trace) is False |
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59
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# case4: UNI and trace dont have VLAN should return True |
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assert compare_uni_out_trace(None, interface, trace) |
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# case5: UNI dont have VLAN but trace has, should return False |
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trace = {"out": {"port": 1, "vlan": 123}} |
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assert compare_uni_out_trace(None, interface, trace) is False |
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def test_map_dl_vlan(self): |
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"""Test map_dl_vlan""" |
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cases = {0: None, "untagged": None, "any": 1, "4096/4096": 1, 10: 10} |
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for value, mapped in cases.items(): |
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result = map_dl_vlan(value) |
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assert result == mapped |
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@pytest.mark.parametrize( |
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"vlan_range,expected", |
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[ |
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( |
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[[101, 200]], |
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[ |
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101, |
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"102/4094", |
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"104/4088", |
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"112/4080", |
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"128/4032", |
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"192/4088", |
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200, |
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] |
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), |
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( |
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[[101, 90]], |
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[] |
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), |
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( |
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[[34, 34]], |
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[34] |
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), |
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( |
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[ |
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[34, 34], |
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[128, 128], |
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[130, 135] |
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], |
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[ |
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34, |
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128, |
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"130/4094", |
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"132/4092" |
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] |
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) |
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] |
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) |
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def test_get_vlan_tags_and_masks(self, vlan_range, expected): |
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"""Test get_vlan_tags_and_masks""" |
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assert get_vlan_tags_and_masks(vlan_range) == expected |
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def test_check_disabled_component(self): |
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"""Test check disabled component""" |
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uni_a = MagicMock() |
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switch = MagicMock() |
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switch.status = EntityStatus.DISABLED |
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uni_a.interface.switch = switch |
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uni_z = MagicMock() |
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uni_z.interface.switch = switch |
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# Switch disabled |
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with pytest.raises(DisabledSwitch): |
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check_disabled_component(uni_a, uni_z) |
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# Uni_a interface disabled |
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switch.status = EntityStatus.UP |
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uni_a.interface.status = EntityStatus.DISABLED |
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with pytest.raises(DisabledSwitch): |
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check_disabled_component(uni_a, uni_z) |
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# Uni_z interface disabled |
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uni_a.interface.status = EntityStatus.UP |
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uni_z.interface.status = EntityStatus.DISABLED |
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with pytest.raises(DisabledSwitch): |
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check_disabled_component(uni_a, uni_z) |
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# There is no disabled component |
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uni_z.interface.status = EntityStatus.UP |
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check_disabled_component(uni_a, uni_z) |
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@pytest.mark.parametrize( |
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"src1,src2,src3,expected", |
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[ |
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( |
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{"dpida": [10, 11, 12]}, |
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{"dpida": [11, 20, 21]}, |
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{"dpidb": [30, 31, 32]}, |
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{"dpida": [10, 11, 12, 11, 20, 21], "dpidb": [30, 31, 32]}, |
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), |
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( |
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{"dpida": [10, 11, 12]}, |
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{"dpida": [11, 20, 21], "dpidb": [40, 41, 42]}, |
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{"dpidb": [30, 31, 32]}, |
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{"dpida": [10, 11, 12, 11, 20, 21], |
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"dpidb": [40, 41, 42, 30, 31, 32]}, |
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), |
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] |
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) |
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def test_merge_flow_dicts(self, src1, src2, src3, expected) -> None: |
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"""test merge flow dicts.""" |
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assert merge_flow_dicts({}, src1, src2, src3) == expected |
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def test_prepare_delete_flow(self): |
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"""Test prepare_delete_flow""" |
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cookie_mask = int(0xffffffffffffffff) |
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flow_mod = {'00:01': [ |
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{ |
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'match': {'in_port': 1, 'dl_vlan': 22}, |
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'cookie': 12275899796742638400, |
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'actions': [{'action_type': 'pop_vlan'}], |
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'owner': 'mef_eline', |
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'table_group': 'evpl', |
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'table_id': 0, |
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'priority': 20000 |
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}, |
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{ |
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'match': {'in_port': 3, 'dl_vlan': 1}, |
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'cookie': 12275899796742638400, |
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'actions': [{'action_type': 'pop_vlan'}], |
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'owner': 'mef_eline', |
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'table_group': 'evpl', |
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'table_id': 0, |
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'priority': 20000 |
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} |
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]} |
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actual_flows = prepare_delete_flow(flow_mod) |
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assert '00:01' in actual_flows |
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for i in range(len(actual_flows['00:01'])): |
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assert (actual_flows['00:01'][i]['cookie'] == |
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flow_mod["00:01"][i]['cookie']) |
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assert (actual_flows['00:01'][i]['match'] == |
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flow_mod["00:01"][i]['match']) |
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assert actual_flows['00:01'][i]['cookie_mask'] == cookie_mask |
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# pylint: disable=too-many-arguments |
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@pytest.mark.parametrize( |
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"intf_a_status, intf_z_status, is_active, is_uni, event, expected", |
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[ |
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# link_DOWN |
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( |
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EntityStatus.DOWN, EntityStatus.DOWN, |
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True, True, 'down', True |
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), |
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( |
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EntityStatus.UP, EntityStatus.UP, |
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True, True, 'down', False |
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), |
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( |
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EntityStatus.DOWN, EntityStatus.UP, |
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False, True, 'down', False |
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), |
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( |
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EntityStatus.UP, EntityStatus.UP, |
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False, True, 'down', False |
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), |
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220
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( # Not UNI |
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EntityStatus.DOWN, EntityStatus.DOWN, |
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True, False, 'down', False |
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), |
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# link_up |
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( |
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EntityStatus.DOWN, EntityStatus.DOWN, |
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True, True, 'up', False |
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), |
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( |
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EntityStatus.UP, EntityStatus.UP, |
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True, True, 'up', False |
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), |
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( |
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EntityStatus.DOWN, EntityStatus.UP, |
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False, True, 'up', False |
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), |
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( |
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EntityStatus.UP, EntityStatus.UP, |
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False, True, 'up', True |
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), |
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241
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( # Not UNI |
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EntityStatus.UP, EntityStatus.UP, |
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False, False, 'up', False |
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244
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), |
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] |
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) |
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247
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1 |
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def test_does_uni_affect_evc( |
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self, |
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intf_a_status, |
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intf_z_status, |
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is_active, |
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252
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is_uni, |
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253
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event, |
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254
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expected |
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255
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): |
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256
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"""Test _does_uni_affect_evc when interface.""" |
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257
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1 |
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evc = Mock() |
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258
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1 |
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evc.uni_a.interface.status = intf_a_status |
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259
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1 |
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evc.uni_z.interface.status = intf_z_status |
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260
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1 |
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if is_uni: |
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261
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1 |
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interface = evc.uni_a.interface |
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262
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else: |
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263
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1 |
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interface = Mock() |
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264
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evc.is_active.return_value = is_active |
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assert _does_uni_affect_evc(evc, interface, event) is expected |
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kytos-ng /
mef_eline
