build.tests.unit.test_search_results3.TestSearchResults3.test_path12() - Code Metrics - Inspection of "Logic Changes" - kytos/pathfinder - Measure and Improve Code Quality continuously with Scrutinizer

Test Failed

Pull Request — master (#58)

unknown

created 2020-06-17 20:42 UTC

TestSearchResults3.test_path12() B

↳ Parent: build.tests.unit.test_search_results3

Complexity

Conditions

Size

Total Lines	28
Code Lines	20

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	7
eloc	20
nop	1
dl	0
loc	28
rs	8
c	0
b	0
f	0

"""Module to test the KytosGraph in graph.py."""
from unittest import TestCase
from unittest.mock import Mock

import networkx as nx
from kytos.core.interface import Interface
from kytos.core.link import Link
# Core modules to import
from kytos.core.switch import Switch

# module under test
from graph import KytosGraph
from tests.unit.test_search_results import TestSearchResults


class TestSearchResults3(TestSearchResults):
    '''Tests for the graph class.'''

    def test_path9(self):
        """Tests to see if an illegal path is not in the set of paths that
        use only edges owned by A."""
        # Arrange
        self.test_setup()
        illegal_path = ['User1', 'User1:1', 'S2:1',
                        'S2', 'S2:2', 'User2:1', 'User2']
        # Act
        result = self.get_path_constrained("User1", "User2", 0, ownership='A')
        # Assert
        self.assertNotIn(illegal_path, result[0]["paths"])

    def test_path10(self):
        """Tests to see if the edges used in the paths of the result set
        do not have poor reliability"""
        # Arrange
        self.test_setup()
        reliabilities = []
        poor_reliability = 1
        key = "reliability"

        # Act
        result = self.get_path_constrained("User1", "User2", 0, reliability=3)

        if result:
            for path in result[0]["paths"]:
                for i in range(1, len(path)):
                    endpoint_a = path[i - 1]
                    endpoint_b = path[i]
                    meta_data = self.graph.get_metadata_from_link(
                        endpoint_a, endpoint_b)
                    if meta_data and key in meta_data.keys():
                        reliabilities.append(meta_data[key])

        # Assert
        self.assertNotIn(poor_reliability, reliabilities)

    def test_path11(self):
        """Tests to see if the edges used in the paths from User 1 to User 2
        have less than 30 delay."""
        # Arrange
        self.test_setup()
        delays = []
        delay_cap = 29
        key = "delay"
        has_bad_delay = False

        # Act
        result = self.get_path_constrained(
            "User1", "User2", 0, delay=delay_cap)

        if result:
            for path in result[0]["paths"]:
                for i in range(1, len(path)):
                    endpoint_a = path[i - 1]
                    endpoint_b = path[i]
                    meta_data = self.graph.get_metadata_from_link(
                        endpoint_a, endpoint_b)
                    if meta_data and key in meta_data.keys():
                        delays.append(meta_data[key])

        # Assert
        for delay in delays:
            has_bad_delay = delay > delay_cap
            self.assertEqual(has_bad_delay, False)

    def test_path12(self):
        """Tests to see if the edges used in the paths from User 1 to User 2
        have at least 20 bandwidth."""
        # Arrange
        self.test_setup()
        bandwidths = []
        bandwidth_floor = 20
        key = "bandwidth"
        has_bad_bandwidth = False

        # Act
        result = self.get_path_constrained(
            "User1", "User2", 0, bandwidth=bandwidth_floor)

        if result:
            for path in result[0]["paths"]:
                for i in range(1, len(path)):
                    endpoint_a = path[i - 1]
                    endpoint_b = path[i]
                    meta_data = self.graph.get_metadata_from_link(
                        endpoint_a, endpoint_b)
                    if meta_data and key in meta_data.keys():
                        bandwidths.append(meta_data[key])

        # Assert
        for bandwidth in bandwidths:
            has_bad_bandwidth = bandwidth < bandwidth_floor
            self.assertEqual(has_bad_bandwidth, False)

    def test_path13(self):
        """Tests to see if the edges used in the paths from User 1 to User 2
        have at least 20 bandwidth and under 30 delay."""
        # Arrange
        self.test_setup()
        bandwidths = []
        delays = []
        bandwidth_floor = 20
        key_a = "bandwidth"
        delay_cap = 29
        key_b = "delay"
        has_bad_bandwidth = False
        has_bad_delay = False

        # Act
        result = self.get_path_constrained(
            "User1", "User2", 0, bandwidth=bandwidth_floor, delay=delay_cap)

        if result:
            for path in result[0]["paths"]:
                for i in range(1, len(path)):
                    endpoint_a = path[i - 1]
                    endpoint_b = path[i]
                    meta_data = self.graph.get_metadata_from_link(
                        endpoint_a, endpoint_b)
                    if meta_data and key_a in meta_data.keys():
                        bandwidths.append(meta_data[key_a])
                    elif meta_data and key_b in meta_data.keys():
                        delays.append(meta_data[key_b])

        # Assert
        for bandwidth in bandwidths:
            has_bad_bandwidth = bandwidth < bandwidth_floor
            self.assertEqual(has_bad_bandwidth, False)

        for delay in delays:
            has_bad_delay = delay > delay_cap
            self.assertEqual(has_bad_delay, False)

    @staticmethod
    def generate_topology():
        """Generates a predetermined topology"""
        switches = {}
        interfaces = {}
        links = {}

        TestSearchResults.create_switch("User1", switches)
        TestSearchResults.add_interfaces(3, switches["User1"], interfaces)

        TestSearchResults.create_switch("S2", switches)
        TestSearchResults.add_interfaces(2, switches["S2"], interfaces)

        TestSearchResults.create_switch("User2", switches)
        TestSearchResults.add_interfaces(3, switches["User2"], interfaces)

        TestSearchResults.create_switch("S4", switches)
        TestSearchResults.add_interfaces(4, switches["S4"], interfaces)

        TestSearchResults.create_switch("S5", switches)
        TestSearchResults.add_interfaces(2, switches["S5"], interfaces)

        TestSearchResults.create_link("User1:1", "S2:1", interfaces, links)
        TestSearchResults.create_link("User1:2", "S5:1", interfaces, links)
        TestSearchResults.create_link("User1:3", "S4:1", interfaces, links)
        TestSearchResults.create_link("S2:2", "User2:1", interfaces, links)
        TestSearchResults.create_link("User2:2", "S4:2", interfaces, links)
        TestSearchResults.create_link("S5:2", "S4:3", interfaces, links)
        TestSearchResults.create_link("User2:3", "S4:4", interfaces, links)

        TestSearchResults.add_metadata_to_link(
            "User1:1", "S2:1", {
                "reliability": 3, "ownership": "B", "delay": 30,
                "bandwidth": 20}, links)
        TestSearchResults.add_metadata_to_link(
            "User1:2", "S5:1", {
                "reliability": 1, "ownership": "A", "delay": 5,
                "bandwidth": 50}, links)
        TestSearchResults.add_metadata_to_link(
            "User1:3", "S4:1", {
                "reliability": 3, "ownership": "A", "delay": 60,
                "bandwidth": 10}, links)
        TestSearchResults.add_metadata_to_link(
            "S2:2", "User2:1", {
                "reliability": 3, "ownership": "B", "delay": 30,
                "bandwidth": 20}, links)
        TestSearchResults.add_metadata_to_link(
            "User2:2", "S4:2", {
                "reliability": 3, "ownership": "B", "delay": 30,
                "bandwidth": 10}, links)
        TestSearchResults.add_metadata_to_link(
            "S5:2", "S4:3", {
                "reliability": 1, "ownership": "A", "delay": 10,
                "bandwidth": 50}, links)
        TestSearchResults.add_metadata_to_link(
            "User2:3", "S4:4", {
                "reliability": 3, "ownership": "A", "delay": 29,
                "bandwidth": 20}, links)

        return (switches, links)


1			"""Module to test the KytosGraph in graph.py."""
2			from unittest import TestCase
3			from unittest.mock import Mock
4
5			import networkx as nx
6			from kytos.core.interface import Interface
7			from kytos.core.link import Link
8			# Core modules to import
9			from kytos.core.switch import Switch
10
11			# module under test
12			from graph import KytosGraph
13			from tests.unit.test_search_results import TestSearchResults
14
15
16			class TestSearchResults3(TestSearchResults):
17			'''Tests for the graph class.'''
18
19			def test_path9(self):
20			"""Tests to see if an illegal path is not in the set of paths that
21			use only edges owned by A."""
22			# Arrange
23			self.test_setup()
24			illegal_path = ['User1', 'User1:1', 'S2:1',
25			'S2', 'S2:2', 'User2:1', 'User2']
26			# Act
27			result = self.get_path_constrained("User1", "User2", 0, ownership='A')
28			# Assert
29			self.assertNotIn(illegal_path, result[0]["paths"])
30
31			def test_path10(self):
32			"""Tests to see if the edges used in the paths of the result set
33			do not have poor reliability"""
34			# Arrange
35			self.test_setup()
36			reliabilities = []
37			poor_reliability = 1
38			key = "reliability"
39
40			# Act
41			result = self.get_path_constrained("User1", "User2", 0, reliability=3)
42
43			if result:
44			for path in result[0]["paths"]:
45			for i in range(1, len(path)):
46			endpoint_a = path[i - 1]
47			endpoint_b = path[i]
48			meta_data = self.graph.get_metadata_from_link(
49			endpoint_a, endpoint_b)
50			if meta_data and key in meta_data.keys():
51			reliabilities.append(meta_data[key])
52
53			# Assert
54			self.assertNotIn(poor_reliability, reliabilities)
55
56			def test_path11(self):
57			"""Tests to see if the edges used in the paths from User 1 to User 2
58			have less than 30 delay."""
59			# Arrange
60			self.test_setup()
61			delays = []
62			delay_cap = 29
63			key = "delay"
64			has_bad_delay = False
65
66			# Act
67			result = self.get_path_constrained(
68			"User1", "User2", 0, delay=delay_cap)
69
70			if result:
71			for path in result[0]["paths"]:
72			for i in range(1, len(path)):
73			endpoint_a = path[i - 1]
74			endpoint_b = path[i]
75			meta_data = self.graph.get_metadata_from_link(
76			endpoint_a, endpoint_b)
77			if meta_data and key in meta_data.keys():
78			delays.append(meta_data[key])
79
80			# Assert
81			for delay in delays:
82			has_bad_delay = delay > delay_cap
83			self.assertEqual(has_bad_delay, False)
84
85			def test_path12(self):
86			"""Tests to see if the edges used in the paths from User 1 to User 2
87			have at least 20 bandwidth."""
88			# Arrange
89			self.test_setup()
90			bandwidths = []
91			bandwidth_floor = 20
92			key = "bandwidth"
93			has_bad_bandwidth = False
94
95			# Act
96			result = self.get_path_constrained(
97			"User1", "User2", 0, bandwidth=bandwidth_floor)
98
99			if result:
100			for path in result[0]["paths"]:
101			for i in range(1, len(path)):
102			endpoint_a = path[i - 1]
103			endpoint_b = path[i]
104			meta_data = self.graph.get_metadata_from_link(
105			endpoint_a, endpoint_b)
106			if meta_data and key in meta_data.keys():
107			bandwidths.append(meta_data[key])
108
109			# Assert
110			for bandwidth in bandwidths:
111			has_bad_bandwidth = bandwidth < bandwidth_floor
112			self.assertEqual(has_bad_bandwidth, False)
113
114			def test_path13(self):
115			"""Tests to see if the edges used in the paths from User 1 to User 2
116			have at least 20 bandwidth and under 30 delay."""
117			# Arrange
118			self.test_setup()
119			bandwidths = []
120			delays = []
121			bandwidth_floor = 20
122			key_a = "bandwidth"
123			delay_cap = 29
124			key_b = "delay"
125			has_bad_bandwidth = False
126			has_bad_delay = False
127
128			# Act
129			result = self.get_path_constrained(
130			"User1", "User2", 0, bandwidth=bandwidth_floor, delay=delay_cap)
131
132			if result:
133			for path in result[0]["paths"]:
134			for i in range(1, len(path)):
135			endpoint_a = path[i - 1]
136			endpoint_b = path[i]
137			meta_data = self.graph.get_metadata_from_link(
138			endpoint_a, endpoint_b)
139			if meta_data and key_a in meta_data.keys():
140			bandwidths.append(meta_data[key_a])
141			elif meta_data and key_b in meta_data.keys():
142			delays.append(meta_data[key_b])
143
144			# Assert
145			for bandwidth in bandwidths:
146			has_bad_bandwidth = bandwidth < bandwidth_floor
147			self.assertEqual(has_bad_bandwidth, False)
148
149			for delay in delays:
150			has_bad_delay = delay > delay_cap
151			self.assertEqual(has_bad_delay, False)
152
153			@staticmethod
154			def generate_topology():
155			"""Generates a predetermined topology"""
156			switches = {}
157			interfaces = {}
158			links = {}
159
160			TestSearchResults.create_switch("User1", switches)
161			TestSearchResults.add_interfaces(3, switches["User1"], interfaces)
162
163			TestSearchResults.create_switch("S2", switches)
164			TestSearchResults.add_interfaces(2, switches["S2"], interfaces)
165
166			TestSearchResults.create_switch("User2", switches)
167			TestSearchResults.add_interfaces(3, switches["User2"], interfaces)
168
169			TestSearchResults.create_switch("S4", switches)
170			TestSearchResults.add_interfaces(4, switches["S4"], interfaces)
171
172			TestSearchResults.create_switch("S5", switches)
173			TestSearchResults.add_interfaces(2, switches["S5"], interfaces)
174
175			TestSearchResults.create_link("User1:1", "S2:1", interfaces, links)
176			TestSearchResults.create_link("User1:2", "S5:1", interfaces, links)
177			TestSearchResults.create_link("User1:3", "S4:1", interfaces, links)
178			TestSearchResults.create_link("S2:2", "User2:1", interfaces, links)
179			TestSearchResults.create_link("User2:2", "S4:2", interfaces, links)
180			TestSearchResults.create_link("S5:2", "S4:3", interfaces, links)
181			TestSearchResults.create_link("User2:3", "S4:4", interfaces, links)
182
183			TestSearchResults.add_metadata_to_link(
184			"User1:1", "S2:1", {
185			"reliability": 3, "ownership": "B", "delay": 30,
186			"bandwidth": 20}, links)
187			TestSearchResults.add_metadata_to_link(
188			"User1:2", "S5:1", {
189			"reliability": 1, "ownership": "A", "delay": 5,
190			"bandwidth": 50}, links)
191			TestSearchResults.add_metadata_to_link(
192			"User1:3", "S4:1", {
193			"reliability": 3, "ownership": "A", "delay": 60,
194			"bandwidth": 10}, links)
195			TestSearchResults.add_metadata_to_link(
196			"S2:2", "User2:1", {
197			"reliability": 3, "ownership": "B", "delay": 30,
198			"bandwidth": 20}, links)
199			TestSearchResults.add_metadata_to_link(
200			"User2:2", "S4:2", {
201			"reliability": 3, "ownership": "B", "delay": 30,
202			"bandwidth": 10}, links)
203			TestSearchResults.add_metadata_to_link(
204			"S5:2", "S4:3", {
205			"reliability": 1, "ownership": "A", "delay": 10,
206			"bandwidth": 50}, links)
207			TestSearchResults.add_metadata_to_link(
208			"User2:3", "S4:4", {
209			"reliability": 3, "ownership": "A", "delay": 29,
210			"bandwidth": 20}, links)
211
212			return (switches, links)
213

kytos / pathfinder

Pull Request — master (#58)

TestSearchResults3.test_path12() B

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