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"""Test Main methods.""" |
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from unittest import TestCase |
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from unittest.mock import MagicMock, patch |
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from kytos.lib.helpers import (get_controller_mock, get_kytos_event_mock, |
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get_switch_mock, get_test_client) |
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# pylint: disable=protected-access |
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class TestMain(TestCase): |
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"""Tests for the Main class.""" |
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API_URL = 'http://localhost:8181/api/kytos/flow_manager' |
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def setUp(self): |
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patch('kytos.core.helpers.run_on_thread', lambda x: x).start() |
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# pylint: disable=import-outside-toplevel |
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from napps.kytos.flow_manager.main import Main |
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self.addCleanup(patch.stopall) |
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controller = get_controller_mock() |
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self.switch_01 = get_switch_mock("00:00:00:00:00:00:00:01", 0x04) |
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self.switch_01.is_enabled.return_value = True |
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self.switch_01.flows = [] |
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self.switch_02 = get_switch_mock("00:00:00:00:00:00:00:02", 0x04) |
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self.switch_02.is_enabled.return_value = False |
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self.switch_02.flows = [] |
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controller.switches = {"00:00:00:00:00:00:00:01": self.switch_01, |
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"00:00:00:00:00:00:00:02": self.switch_02} |
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self.napp = Main(controller) |
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def test_rest_list_without_dpid(self): |
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"""Test list rest method withoud dpid.""" |
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flow_1 = MagicMock() |
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flow_1.as_dict.return_value = {'flow_1': 'data'} |
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flow_2 = MagicMock() |
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flow_2.as_dict.return_value = {'flow_2': 'data'} |
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self.switch_01.flows.append(flow_1) |
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self.switch_02.flows.append(flow_2) |
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api = get_test_client(self.napp.controller, self.napp) |
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url = f'{self.API_URL}/v2/flows' |
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response = api.get(url) |
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expected = {'00:00:00:00:00:00:00:01': {'flows': [{'flow_1': 'data'}]}, |
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'00:00:00:00:00:00:00:02': {'flows': [{'flow_2': 'data'}]}} |
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self.assertEqual(response.json, expected) |
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self.assertEqual(response.status_code, 200) |
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def test_rest_list_with_dpid(self): |
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"""Test list rest method with dpid.""" |
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flow_1 = MagicMock() |
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flow_1.as_dict.return_value = {'flow_1': 'data'} |
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self.switch_01.flows.append(flow_1) |
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api = get_test_client(self.napp.controller, self.napp) |
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url = f'{self.API_URL}/v2/flows/00:00:00:00:00:00:00:01' |
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response = api.get(url) |
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expected = {'00:00:00:00:00:00:00:01': {'flows': [{'flow_1': 'data'}]}} |
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self.assertEqual(response.json, expected) |
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self.assertEqual(response.status_code, 200) |
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@patch('napps.kytos.flow_manager.main.Main._install_flows') |
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def test_rest_add_and_delete_without_dpid(self, mock_install_flows): |
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"""Test add and delete rest method without dpid.""" |
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api = get_test_client(self.napp.controller, self.napp) |
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for method in ['flows', 'delete']: |
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url = f'{self.API_URL}/v2/{method}' |
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response_1 = api.post(url, json={'data': '123'}) |
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response_2 = api.post(url) |
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self.assertEqual(response_1.status_code, 200) |
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self.assertEqual(response_2.status_code, 404) |
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self.assertEqual(mock_install_flows.call_count, 2) |
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@patch('napps.kytos.flow_manager.main.Main._install_flows') |
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def test_rest_add_and_delete_with_dpid(self, mock_install_flows): |
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"""Test add and delete rest method with dpid.""" |
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api = get_test_client(self.napp.controller, self.napp) |
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for method in ['flows', 'delete']: |
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url_1 = f'{self.API_URL}/v2/{method}/00:00:00:00:00:00:00:01' |
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url_2 = f'{self.API_URL}/v2/{method}/00:00:00:00:00:00:00:02' |
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url_3 = f'{self.API_URL}/v2/{method}/00:00:00:00:00:00:00:03' |
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response_1 = api.post(url_1) |
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response_2 = api.post(url_1, json={'data': '123'}) |
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response_3 = api.post(url_2, json={'data': '123'}) |
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response_4 = api.post(url_3, json={'data': '123'}) |
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self.assertEqual(response_1.status_code, 404) |
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self.assertEqual(response_2.status_code, 200) |
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if method == 'flows': |
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self.assertEqual(response_3.status_code, 404) |
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else: |
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self.assertEqual(response_3.status_code, 200) |
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self.assertEqual(response_4.status_code, 404) |
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self.assertEqual(mock_install_flows.call_count, 3) |
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def test_get_all_switches_enabled(self): |
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"""Test _get_all_switches_enabled method.""" |
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switches = self.napp._get_all_switches_enabled() |
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self.assertEqual(switches, [self.switch_01]) |
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@patch('napps.kytos.flow_manager.main.Main._store_changed_flows') |
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@patch('napps.kytos.flow_manager.main.Main._send_napp_event') |
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@patch('napps.kytos.flow_manager.main.Main._add_flow_mod_sent') |
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@patch('napps.kytos.flow_manager.main.Main._send_flow_mod') |
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@patch('napps.kytos.flow_manager.main.FlowFactory.get_class') |
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def test_install_flows(self, *args): |
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"""Test _install_flows method.""" |
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(mock_flow_factory, mock_send_flow_mod, mock_add_flow_mod_sent, |
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mock_send_napp_event, _) = args |
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serializer = MagicMock() |
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flow = MagicMock() |
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flow_mod = MagicMock() |
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flow.as_of_add_flow_mod.return_value = flow_mod |
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serializer.from_dict.return_value = flow |
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mock_flow_factory.return_value = serializer |
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flows_dict = {'flows': [MagicMock()]} |
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switches = [self.switch_01] |
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self.napp._install_flows('add', flows_dict, switches) |
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mock_send_flow_mod.assert_called_with(flow.switch, flow_mod) |
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mock_add_flow_mod_sent.assert_called_with(flow_mod.header.xid, |
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flow, 'add') |
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mock_send_napp_event.assert_called_with(self.switch_01, flow, 'add') |
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def test_add_flow_mod_sent(self): |
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"""Test _add_flow_mod_sent method.""" |
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xid = 0 |
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flow = MagicMock() |
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self.napp._add_flow_mod_sent(xid, flow, 'add') |
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self.assertEqual(self.napp._flow_mods_sent[xid], (flow, 'add')) |
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@patch('kytos.core.buffers.KytosEventBuffer.put') |
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def test_send_flow_mod(self, mock_buffers_put): |
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"""Test _send_flow_mod method.""" |
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switch = get_switch_mock("00:00:00:00:00:00:00:01", 0x04) |
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flow_mod = MagicMock() |
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self.napp._send_flow_mod(switch, flow_mod) |
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mock_buffers_put.assert_called() |
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@patch('kytos.core.buffers.KytosEventBuffer.put') |
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def test_send_napp_event(self, mock_buffers_put): |
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"""Test _send_napp_event method.""" |
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switch = get_switch_mock("00:00:00:00:00:00:00:01", 0x04) |
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flow = MagicMock() |
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for command in ['add', 'delete', 'error']: |
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self.napp._send_napp_event(switch, flow, command) |
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self.assertEqual(mock_buffers_put.call_count, 3) |
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@patch('napps.kytos.flow_manager.main.Main._send_napp_event') |
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def test_handle_errors(self, mock_send_napp_event): |
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"""Test handle_errors method.""" |
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flow = MagicMock() |
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self.napp._flow_mods_sent[0] = (flow, 'add') |
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message = MagicMock() |
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message.header.xid.value = 0 |
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message.error_type = 2 |
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message.code = 5 |
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event = get_kytos_event_mock(name='.*.of_core.*.ofpt_error', |
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content={'message': message}) |
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self.napp.handle_errors(event) |
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mock_send_napp_event.assert_called_with(flow.switch, flow, 'error', |
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error_command='add', |
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error_code=5, error_type=2) |
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@patch("napps.kytos.flow_manager.main.StoreHouse.get_data") |
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def test_load_flows(self, mock_storehouse): |
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"""Test load flows.""" |
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self.napp._load_flows() |
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mock_storehouse.assert_called() |
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@patch("napps.kytos.flow_manager.main.Main._install_flows") |
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def test_resend_stored_flows(self, mock_install_flows): |
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"""Test resend stored flows.""" |
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dpid = "00:00:00:00:00:00:00:01" |
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switch = get_switch_mock(dpid, 0x04) |
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mock_event = MagicMock() |
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flow = {"command": "add", "flow": MagicMock()} |
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flows = {"flow_list": [flow]} |
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mock_event.content = {"switch": switch} |
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self.napp.controller.switches = {dpid: switch} |
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self.napp.stored_flows = {dpid: flows} |
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self.napp.resend_stored_flows(mock_event) |
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mock_install_flows.assert_called() |
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@patch("napps.kytos.of_core.flow.FlowFactory.get_class") |
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@patch("napps.kytos.flow_manager.main.StoreHouse.save_flow") |
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def test_store_changed_flows(self, mock_save_flow, _): |
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"""Test store changed flows.""" |
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dpid = "00:00:00:00:00:00:00:01" |
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switch = get_switch_mock(dpid, 0x04) |
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switch.id = dpid |
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flow = { |
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"priority": 17, |
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"cookie": 84114964, |
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"command": "add", |
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"match": {"dl_dst": "00:15:af:d5:38:98"}, |
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} |
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match_fields = { |
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"priority": 17, |
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"cookie": 84114964, |
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"command": "add", |
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"dl_dst": "00:15:af:d5:38:98", |
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} |
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flows = {"flow": flow} |
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command = "add" |
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flow_list = { |
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"flow_list": [ |
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{"match_fields": match_fields, "command": "delete", |
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"flow": flow} |
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] |
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} |
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self.napp.stored_flows = {dpid: flow_list} |
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self.napp._store_changed_flows(command, flows, switch) |
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mock_save_flow.assert_called() |
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self.napp.stored_flows = {} |
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self.napp._store_changed_flows(command, flows, switch) |
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mock_save_flow.assert_called() |
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kytos /
flow_manager
