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"""Module to test the KytosGraph in graph.py.""" |
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from kytos.core.link import Link |
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# module under test |
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from tests.unit.test_results import TestResults |
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class TestResultsSimple(TestResults): |
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"""Tests for the graph class. |
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Tests if the paths returned have only legal edges. |
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""" |
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def test_path1(self): |
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"""Tests a simple, possible path""" |
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results = self.get_path_constrained("S1", "S2") |
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self.assertNotEqual(results, []) |
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def test_path2(self): |
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"""Tests a simple, impossible path""" |
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results = self.get_path_constrained("S1", "S4") |
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self.assertEqual(results, []) |
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def test_path3(self): |
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"""Tests a path to self again""" |
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results = self.get_path_constrained("S1", "S1") |
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self.assertNotEqual(results, []) |
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def test_path4(self): |
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"""Tests constrained path to self again""" |
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results = self.get_path_constrained( |
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"S5", "S5", base={"ownership": "blue"}) |
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for result in results: |
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self.assertNotEqual([], result["paths"]) |
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self.assertIn(['S5'], result["paths"]) |
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def test_path5(self): |
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"""Tests constrained path to self again""" |
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results = self.get_path_constrained( |
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"S5", "S5", flexible={"priority": 5}) |
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for result in results: |
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self.assertNotEqual([], result["paths"]) |
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self.assertIn(['S5'], result["paths"]) |
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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("S1", switches) |
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TestResults.add_interfaces(2, switches["S1"], interfaces) |
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TestResults.create_switch("S2", switches) |
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TestResults.add_interfaces(3, switches["S2"], interfaces) |
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TestResults.create_switch("S3", switches) |
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TestResults.add_interfaces(2, switches["S3"], interfaces) |
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TestResults.create_switch("S4", switches) |
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TestResults.add_interfaces(2, switches["S4"], interfaces) |
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TestResults.create_switch("S5", switches) |
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links["S1:1<->S2:1"] = Link(interfaces["S1:1"], interfaces["S2:1"]) |
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links["S1:1<->S2:1"].extend_metadata( |
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{"bandwidth": 50, "ownership": "red"}) |
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links["S3:1<->S2:2"] = Link(interfaces["S3:1"], interfaces["S2:2"]) |
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links["S3:1<->S2:2"].extend_metadata( |
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{"bandwidth": 51, "ownership": "blue"}) |
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links["S1:2<->S3:2"] = Link(interfaces["S1:2"], interfaces["S3:2"]) |
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links["S1:2<->S3:2"].extend_metadata( |
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{"bandwidth": 49, "ownership": "blue"}) |
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return (switches, links) |
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kytos /
pathfinder
