diff options
| -rw-r--r-- | tests/unit/benchmark/scenarios/networking/test_pktgen.py | 195 |
1 files changed, 195 insertions, 0 deletions
diff --git a/tests/unit/benchmark/scenarios/networking/test_pktgen.py b/tests/unit/benchmark/scenarios/networking/test_pktgen.py new file mode 100644 index 000000000..a20382cb7 --- /dev/null +++ b/tests/unit/benchmark/scenarios/networking/test_pktgen.py @@ -0,0 +1,195 @@ +#!/usr/bin/env python + +############################################################################## +# Copyright (c) 2015 Ericsson AB and others. +# +# All rights reserved. This program and the accompanying materials +# are made available under the terms of the Apache License, Version 2.0 +# which accompanies this distribution, and is available at +# http://www.apache.org/licenses/LICENSE-2.0 +############################################################################## + +# Unittest for yardstick.benchmark.scenarios.networking.pktgen.Pktgen + +import mock +import unittest +import json + +from yardstick.benchmark.scenarios.networking import pktgen + + +@mock.patch('yardstick.benchmark.scenarios.networking.pktgen.ssh') +class PktgenTestCase(unittest.TestCase): + + def setUp(self): + self.ctx = { + 'host': '172.16.0.137', + 'target': '172.16.0.138', + 'user': 'cirros', + 'key_filename': "mykey.key" + } + + def test_pktgen_successful_setup(self, mock_ssh): + + p = pktgen.Pktgen(self.ctx) + args = { + 'options': {'packetsize': 60}, + 'ipaddr': '172.16.0.139' + } + p.setup() + + mock_ssh.SSH().execute.return_value = (0, '', '') + self.assertIsNotNone(p.server) + self.assertIsNotNone(p.client) + self.assertEqual(p.setup_done, True) + + def test_pktgen_successful_iptables_setup(self, mock_ssh): + + p = pktgen.Pktgen(self.ctx) + args = { + 'options': {'packetsize': 60, 'number_of_ports': 10}, + 'ipaddr': '172.16.0.139' + } + p.server = mock_ssh.SSH() + p.number_of_ports = args['options']['number_of_ports'] + + mock_ssh.SSH().execute.return_value = (0, '', '') + + p._iptables_setup() + + mock_ssh.SSH().execute.assert_called_with( + "sudo iptables -F; " + "sudo iptables -A INPUT -p udp --dport 1000:%s -j DROP" + % 1010) + + def test_pktgen_unsuccessful_iptables_setup(self, mock_ssh): + + p = pktgen.Pktgen(self.ctx) + args = { + 'options': {'packetsize': 60, 'number_of_ports': 10}, + 'ipaddr': '172.16.0.139' + } + p.server = mock_ssh.SSH() + p.number_of_ports = args['options']['number_of_ports'] + + mock_ssh.SSH().execute.return_value = (1, '', 'FOOBAR') + self.assertRaises(RuntimeError, p._iptables_setup) + + def test_pktgen_successful_iptables_get_result(self, mock_ssh): + + p = pktgen.Pktgen(self.ctx) + args = { + 'options': {'packetsize': 60, 'number_of_ports': 10}, + 'ipaddr': '172.16.0.139' + } + p.server = mock_ssh.SSH() + p.number_of_ports = args['options']['number_of_ports'] + + mock_ssh.SSH().execute.return_value = (0, '150000', '') + p._iptables_get_result() + + mock_ssh.SSH().execute.assert_called_with( + "sudo iptables -L INPUT -vnx |" + "awk '/dpts:1000:%s/ {{printf \"%%s\", $1}}'" + % 1010) + + def test_pktgen_unsuccessful_iptables_get_result(self, mock_ssh): + + p = pktgen.Pktgen(self.ctx) + args = { + 'options': {'packetsize': 60, 'number_of_ports': 10}, + 'ipaddr': '172.16.0.139' + } + p.server = mock_ssh.SSH() + p.number_of_ports = args['options']['number_of_ports'] + + mock_ssh.SSH().execute.return_value = (1, '', 'FOOBAR') + self.assertRaises(RuntimeError, p._iptables_get_result) + + def test_pktgen_successful_no_sla(self, mock_ssh): + + p = pktgen.Pktgen(self.ctx) + args = { + 'options': {'packetsize': 60, 'number_of_ports': 10}, + 'ipaddr': '172.16.0.139' + } + p.server = mock_ssh.SSH() + p.client = mock_ssh.SSH() + + mock_iptables_result = mock.Mock() + mock_iptables_result.return_value = 149300 + p._iptables_get_result = mock_iptables_result + + sample_output = '{"packets_per_second": 9753, "errors": 0, \ + "packets_sent": 149776, "flows": 110}' + mock_ssh.SSH().execute.return_value = (0, sample_output, '') + + result = p.run(args) + expected_result = json.loads(sample_output) + expected_result["packets_received"] = 149300 + self.assertEqual(result, expected_result) + + def test_pktgen_successful_sla(self, mock_ssh): + + p = pktgen.Pktgen(self.ctx) + args = { + 'options': {'packetsize': 60, 'number_of_ports': 10}, + 'ipaddr': '172.16.0.139', + 'sla': {'max_ppm': 10000} + } + p.server = mock_ssh.SSH() + p.client = mock_ssh.SSH() + + mock_iptables_result = mock.Mock() + mock_iptables_result.return_value = 149300 + p._iptables_get_result = mock_iptables_result + + sample_output = '{"packets_per_second": 9753, "errors": 0, \ + "packets_sent": 149776, "flows": 110}' + mock_ssh.SSH().execute.return_value = (0, sample_output, '') + + result = p.run(args) + expected_result = json.loads(sample_output) + expected_result["packets_received"] = 149300 + self.assertEqual(result, expected_result) + + def test_pktgen_unsuccessful_sla(self, mock_ssh): + + p = pktgen.Pktgen(self.ctx) + args = { + 'options': {'packetsize': 60, 'number_of_ports': 10}, + 'ipaddr': '172.16.0.139', + 'sla': {'max_ppm': 1000} + } + p.server = mock_ssh.SSH() + p.client = mock_ssh.SSH() + + mock_iptables_result = mock.Mock() + mock_iptables_result.return_value = 149300 + p._iptables_get_result = mock_iptables_result + + sample_output = '{"packets_per_second": 9753, "errors": 0, \ + "packets_sent": 149776, "flows": 110}' + mock_ssh.SSH().execute.return_value = (0, sample_output, '') + self.assertRaises(AssertionError, p.run, args) + + def test_pktgen_unsuccessful_script_error(self, mock_ssh): + + p = pktgen.Pktgen(self.ctx) + args = { + 'options': {'packetsize': 60, 'number_of_ports': 10}, + 'ipaddr': '172.16.0.139', + 'sla': {'max_ppm': 1000} + } + p.server = mock_ssh.SSH() + p.client = mock_ssh.SSH() + + mock_ssh.SSH().execute.return_value = (1, '', 'FOOBAR') + self.assertRaises(RuntimeError, p.run, args) + + +def main(): + unittest.main() + +if __name__ == '__main__': + main() |