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"""Test Main methods.""" |
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from unittest import TestCase |
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from unittest.mock import patch |
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from kytos.core.events import KytosEvent |
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from kytos.lib.helpers import get_controller_mock, get_test_client |
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# from napps.kytos.pathfinder.main import Main |
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from main import Main |
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from tests.helpers import get_topology_mock, get_topology_with_metadata |
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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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def setUp(self): |
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"""Execute steps before each tests.""" |
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self.napp = Main(get_controller_mock()) |
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def test_update_topology_success_case(self): |
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"""Test update topology method to success case.""" |
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topology = get_topology_mock() |
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event = KytosEvent(name='kytos.topology.updated', |
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content={'topology': topology}) |
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self.napp.update_topology(event) |
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self.assertEqual(self.napp._topology, topology) |
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def test_update_topology_failure_case(self): |
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"""Test update topology method to failure case.""" |
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event = KytosEvent(name='kytos.topology.updated') |
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self.napp.update_topology(event) |
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self.assertIsNone(self.napp._topology) |
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def setting_shortest_path_mocked(self, mock_shortest_paths): |
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"""Set the primary elements needed to test the retrieving |
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process of the shortest path under a mocked approach.""" |
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self.napp._topology = get_topology_mock() |
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path = ["00:00:00:00:00:00:00:01:1", "00:00:00:00:00:00:00:02:1"] |
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mock_shortest_paths.return_value = [path] |
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api = get_test_client(self.napp.controller, self.napp) |
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return api, path |
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@patch('graph.KytosGraph.shortest_paths') |
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def test_shortest_path_path_response(self, mock_shortest_paths): |
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"""Test shortest path.""" |
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api, path = self.setting_shortest_path_mocked(mock_shortest_paths) |
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url = "http://127.0.0.1:8181/api/kytos/pathfinder/v2" |
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data = {"source": "00:00:00:00:00:00:00:01:1", |
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"destination": "00:00:00:00:00:00:00:02:1", |
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"desired_links": ["1"], |
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"undesired_links": None} |
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response = api.open(url, method='POST', json=data) |
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expected_response = {'paths': [{'hops': path}]} |
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self.assertEqual(response.json, expected_response) |
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@patch('graph.KytosGraph.shortest_paths') |
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def test_shortest_path_response_status_code(self, mock_shortest_paths): |
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"""Test shortest path.""" |
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api, _ = self.setting_shortest_path_mocked(mock_shortest_paths) |
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url = "http://127.0.0.1:8181/api/kytos/pathfinder/v2" |
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data = {"source": "00:00:00:00:00:00:00:01:1", |
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"destination": "00:00:00:00:00:00:00:02:1", |
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"desired_links": ["1"], |
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"undesired_links": None} |
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response = api.open(url, method='POST', json=data) |
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self.assertEqual(response.status_code, 200) |
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def setting_shortest_constrained_path_mocked(self, mock_constrained_flexible_paths): |
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"""Set the primary elements needed to test the retrieving process |
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of the shortest constrained path under a mocked approach.""" |
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source = "00:00:00:00:00:00:00:01:1" |
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destination = "00:00:00:00:00:00:00:02:1" |
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path = [source, destination] |
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base_metrics = {"ownership": "bob"} |
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fle_metrics = {"delay": 30} |
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metrics = {**base_metrics, **fle_metrics} |
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mock_constrained_flexible_paths.return_value = [ |
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{"paths": [path], "metrics": metrics}] |
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api = get_test_client(self.napp.controller, self.napp) |
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url = "http://127.0.0.1:8181/api/kytos/pathfinder/v2/" + \ |
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"best-constrained-paths" |
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data = {"source": "00:00:00:00:00:00:00:01:1", |
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"destination": "00:00:00:00:00:00:00:02:1", |
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"base_metrics": {"ownership": "bob"}, |
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"flexible_metrics": {"delay": 30}, |
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"minimum_flexible_hits": 1} |
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response = api.open(url, method='POST', json=data) |
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return response, metrics, path |
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@patch('graph.KytosGraph.constrained_flexible_paths', autospec=True) |
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def test_shortest_constrained_path_response(self, mock_constrained_flexible_paths): |
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"""Test constrained flexible paths.""" |
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response, metrics, path = \ |
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self.setting_shortest_constrained_path_mocked( |
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mock_constrained_flexible_paths) |
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expected_response = [{"metrics": metrics, "paths": [path]}] |
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self.assertEqual(response.json, expected_response) |
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# @patch('napps.kytos.pathfinder.graph.KytosGraph.' + |
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# 'constrained_flexible_paths', autospec=True) |
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@patch('graph.KytosGraph.constrained_flexible_paths', autospec=True) |
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def test_shortest_constrained_path_response_status_code(self, mock_constrained_flexible_paths): |
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"""Test constrained flexible paths.""" |
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response, _, _ = \ |
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self.setting_shortest_constrained_path_mocked( |
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mock_constrained_flexible_paths) |
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self.assertEqual(response.status_code, 200) |
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def test_filter_paths_response_on_desired(self): |
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"""Test filter paths.""" |
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self.napp._topology = get_topology_mock() |
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paths = [{"hops": ["00:00:00:00:00:00:00:01:1", |
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"00:00:00:00:00:00:00:02:1"]}] |
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desired, undesired = ["1"], None |
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filtered_paths = self.napp._filter_paths(paths, desired, undesired) |
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self.assertEqual(filtered_paths, paths) |
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def test_filter_paths_response_on_undesired(self): |
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"""Test filter paths.""" |
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self.napp._topology = get_topology_mock() |
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paths = [{"hops": ["00:00:00:00:00:00:00:01:2", |
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"00:00:00:00:00:00:00:03:1"]}] |
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desired, undesired = None, ["2"] |
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filtered_paths = self.napp._filter_paths(paths, desired, undesired) |
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self.assertEqual(filtered_paths, []) |
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def setting_path(self): |
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"""Set the primary elements needed to test the topology |
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update process under a "real-simulated" scenario.""" |
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topology = get_topology_with_metadata() |
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event = KytosEvent(name='kytos.topology.updated', |
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content={'topology': topology}) |
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self.napp.update_topology(event) |
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def test_shortest_path(self): |
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"""Test shortest path.""" |
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self.setting_path() |
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api = get_test_client(self.napp.controller, self.napp) |
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url = "http://127.0.0.1:8181/api/kytos/pathfinder/v2/" + \ |
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"path-exact-delay" |
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data = {"source": "User1", |
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"destination": "User4", |
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"delay": 30} |
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response = api.open(url, method='POST', json=data) |
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paths = [{"path": ["User1", "User1:4", "User4:3", "User4"], |
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"total_delay": 105}, |
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{"path": ["User1", "User1:1", "S1:2", "S1", "S1:1", |
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"S2:1", "S2", "S2:2", "User4:1", "User4"], |
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"total_delay": 116}] |
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self.assertEqual(paths, response.json['Exact Path Result']) |
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def setting_shortest_path_exception(self): |
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"""Set the primary elements needed to test the |
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shortest path behavior under exception actions.""" |
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api = get_test_client(self.napp.controller, self.napp) |
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url = "http://127.0.0.1:8181/api/kytos/pathfinder/v2/" + \ |
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"path-exact-delay" |
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data = {"source": "User1", |
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"destination": "User4", |
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"delay": 30} |
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return api, url, data |
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def test_shortest_path_broader_exception(self): |
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"""Test shortest path.""" |
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api, url, data = self.setting_shortest_path_exception() |
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with patch('graph.KytosGraph.exact_path', side_effect=Exception): |
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response = api.open(url, method='POST', json=data) |
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self.assertIsNotNone(response.json.get('exception')) |
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def test_shortest_path_specific_exception(self): |
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"""Test shortest path.""" |
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api, url, data = self.setting_shortest_path_exception() |
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with patch('graph.KytosGraph.exact_path', side_effect=TypeError): |
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response = api.open(url, method='POST', json=data) |
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self.assertIsNotNone(response.json.get('exception')) |
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def setting_shortest_constrained_path_exception(self, side_effect): |
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"""Set the primary elements needed to test the shortest |
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constrained path behavior under exception actions.""" |
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self.setting_path() |
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api = get_test_client(self.napp.controller, self.napp) |
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with patch('graph.KytosGraph.constrained_flexible_paths', side_effect=side_effect): |
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url = "http://127.0.0.1:8181/api/kytos/pathfinder/v2/" + \ |
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"best-constrained-paths" |
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data = {"source": "00:00:00:00:00:00:00:01:1", |
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"destination": "00:00:00:00:00:00:00:02:1", |
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"base_metrics": {"ownership": "bob"}, |
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"flexible_metrics": {"delay": 30}, |
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"minimum_flexible_hits": 1} |
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response = api.open(url, method='POST', json=data) |
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return response |
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def test_shortest_constrained_path_400_exception(self): |
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"""Test shortest path.""" |
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response = self.setting_shortest_constrained_path_exception(TypeError) |
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self.assertEqual(response.status_code, 400) |
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def test_shortest_constrained_path_500_exception(self): |
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"""Test shortest path.""" |
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response = self.setting_shortest_constrained_path_exception(Exception) |
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self.assertEqual(response.status_code, 500) |
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kytos /
pathfinder
