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"""Module to test the KytosGraph in graph.py.""" |
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# module under test |
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from tests.integration.test_results import TestResults |
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class TestResultsMetadata(TestResults): |
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"""Tests for the graph class. |
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Tests if the metadata in search result edges have passing values. |
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""" |
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def test_path1(self): |
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"""Tests to see if the edges used in the paths of the result set |
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do not have poor reliability""" |
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reliabilities = [] |
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requirements = {"reliability": 3} |
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poor_reliability = 1 |
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result = self.get_path_constrained("User1", "User2", base=requirements) |
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if result: |
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for path in result[0]["paths"]: |
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for i in range(1, len(path)): |
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endpoint_a = path[i - 1] |
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endpoint_b = path[i] |
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meta_data = self.graph.get_link_metadata( |
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endpoint_a, endpoint_b) |
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if meta_data and "reliability" in meta_data.keys(): |
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reliabilities.append(meta_data["reliability"]) |
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self.assertNotIn(poor_reliability, reliabilities) |
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def test_path2(self): |
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"""Tests to see if the edges used in the paths from User 1 to User 2 |
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have less than 30 delay.""" |
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delays = [] |
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requirements = {"delay": 29} |
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result = self.get_path_constrained( |
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"User1", "User2", base=requirements) |
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if result: |
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for path in result[0]["paths"]: |
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for i in range(1, len(path)): |
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endpoint_a = path[i - 1] |
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endpoint_b = path[i] |
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meta_data = self.graph.get_link_metadata( |
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endpoint_a, endpoint_b) |
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if meta_data and "delay" in meta_data.keys(): |
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delays.append(meta_data["delay"]) |
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for delay in delays: |
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self.assertEqual(delay > requirements["delay"], False) |
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def test_path3(self): |
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"""Tests to see if the edges used in the paths from User 1 to User 2 |
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have at least 20 bandwidth.""" |
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bandwidths = [] |
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requirements = {"bandwidth": 20} |
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result = self.get_path_constrained( |
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"User1", "User2", base=requirements) |
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if result: |
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for path in result[0]["paths"]: |
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for i in range(1, len(path)): |
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endpoint_a = path[i - 1] |
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endpoint_b = path[i] |
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meta_data = self.graph.get_link_metadata( |
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endpoint_a, endpoint_b) |
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if meta_data and "bandwidth" in meta_data.keys(): |
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bandwidths.append(meta_data["bandwidth"]) |
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for bandwidth in bandwidths: |
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self.assertEqual(bandwidth < requirements["bandwidth"], False) |
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def test_path4(self): |
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"""Tests to see if the edges used in the paths from User 1 to User 2 |
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have at least 20 bandwidth and under 30 delay.""" |
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bandwidths = [] |
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delays = [] |
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requirements = {"bandwidth": 20, "delay": 29} |
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result = self.get_path_constrained( |
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"User1", "User2", base=requirements) |
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if result: |
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for path in result[0]["paths"]: |
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for i in range(1, len(path)): |
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endpoint_a = path[i - 1] |
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endpoint_b = path[i] |
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meta_data = self.graph.get_link_metadata( |
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endpoint_a, endpoint_b) |
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if meta_data and "bandwidth" in meta_data.keys(): |
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bandwidths.append(meta_data["bandwidth"]) |
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elif meta_data and "delay" in meta_data.keys(): |
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delays.append(meta_data["delay"]) |
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for bandwidth in bandwidths: |
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self.assertEqual(bandwidth < requirements["bandwidth"], False) |
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for delay in delays: |
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self.assertEqual(delay > requirements["delay"], False) |
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@staticmethod |
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def generate_topology(): |
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"""Generates a predetermined topology""" |
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switches = {} |
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interfaces = {} |
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links = {} |
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TestResults.create_switch("User1", switches) |
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TestResults.add_interfaces(3, switches["User1"], interfaces) |
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TestResults.create_switch("S2", switches) |
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TestResults.add_interfaces(2, switches["S2"], interfaces) |
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TestResults.create_switch("User2", switches) |
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TestResults.add_interfaces(3, switches["User2"], interfaces) |
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TestResults.create_switch("S4", switches) |
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TestResults.add_interfaces(4, switches["S4"], interfaces) |
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TestResults.create_switch("S5", switches) |
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TestResults.add_interfaces(2, switches["S5"], interfaces) |
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TestResults.create_link("User1:1", "S2:1", interfaces, links) |
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TestResults.create_link("User1:2", "S5:1", interfaces, links) |
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TestResults.create_link("User1:3", "S4:1", interfaces, links) |
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TestResults.create_link("S2:2", "User2:1", interfaces, links) |
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TestResults.create_link("User2:2", "S4:2", interfaces, links) |
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TestResults.create_link("S5:2", "S4:3", interfaces, links) |
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TestResults.create_link("User2:3", "S4:4", interfaces, links) |
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TestResults.add_metadata_to_link( |
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"User1:1", "S2:1", { |
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"reliability": 3, "ownership": "B", "delay": 30, |
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"bandwidth": 20}, links) |
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TestResults.add_metadata_to_link( |
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"User1:2", "S5:1", { |
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"reliability": 1, "ownership": "A", "delay": 5, |
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"bandwidth": 50}, links) |
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TestResults.add_metadata_to_link( |
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"User1:3", "S4:1", { |
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"reliability": 3, "ownership": "A", "delay": 60, |
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"bandwidth": 10}, links) |
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TestResults.add_metadata_to_link( |
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"S2:2", "User2:1", { |
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"reliability": 3, "ownership": "B", "delay": 30, |
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"bandwidth": 20}, links) |
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TestResults.add_metadata_to_link( |
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"User2:2", "S4:2", { |
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"reliability": 3, "ownership": "B", "delay": 30, |
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"bandwidth": 10}, links) |
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TestResults.add_metadata_to_link( |
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"S5:2", "S4:3", { |
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"reliability": 1, "ownership": "A", "delay": 10, |
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"bandwidth": 50}, links) |
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TestResults.add_metadata_to_link( |
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"User2:3", "S4:4", { |
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"reliability": 3, "ownership": "A", "delay": 29, |
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"bandwidth": 20}, links) |
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return (switches, links) |
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kytos /
pathfinder
