#!/usr/bin/env python ############################################################################## # Copyright (c) 2017 Nokia 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.PktgenDPDK from __future__ import absolute_import import unittest from oslo_serialization import jsonutils import mock from yardstick.benchmark.scenarios.networking import pktgen_dpdk_throughput # pylint: disable=unused-argument # disable this for now because I keep forgetting mock patch arg ordering @mock.patch('yardstick.benchmark.scenarios.networking.pktgen_dpdk_throughput.ssh') class PktgenDPDKTestCase(unittest.TestCase): def setUp(self): self.ctx = { 'host': { 'ip': '172.16.0.137', 'user': 'root', 'key_filename': 'mykey.key' }, 'target': { 'ip': '172.16.0.138', 'user': 'root', 'key_filename': 'mykey.key', } } self._mock_time = mock.patch( 'yardstick.benchmark.scenarios.networking.pktgen_dpdk_throughput.time') self.mock_time = self._mock_time.start() self.addCleanup(self._cleanup) def _cleanup(self): self._mock_time.stop() def test_pktgen_dpdk_throughput_successful_setup(self, mock_ssh): args = { 'options': {'packetsize': 60}, } p = pktgen_dpdk_throughput.PktgenDPDK(args, self.ctx) p.setup() mock_ssh.SSH().execute.return_value = (0, '', '') self.assertIsNotNone(p.server) self.assertIsNotNone(p.client) self.assertTrue(p.setup_done) def test_pktgen_dpdk_throughput_successful_no_sla(self, mock_ssh): args = { 'options': {'packetsize': 60, 'number_of_ports': 10}, } result = {} p = pktgen_dpdk_throughput.PktgenDPDK(args, self.ctx) p.server = mock_ssh.SSH() p.client = mock_ssh.SSH() mock_dpdk_result = mock.Mock() mock_dpdk_result.return_value = 149300 p._dpdk_get_result = mock_dpdk_result sample_output = '{"packets_per_second": 9753, "errors": 0, \ "packets_sent": 149776, "flows": 110}' mock_ssh.SSH().execute.return_value = (0, sample_output, '') p.run(result) expected_result = jsonutils.loads(sample_output) expected_result["packets_received"] = 149300 expected_result["packetsize"] = 60 self.assertEqual(result, expected_result) def test_pktgen_dpdk_throughput_successful_sla(self, mock_ssh): args = { 'options': {'packetsize': 60, 'number_of_ports': 10}, 'sla': {'max_ppm': 10000} } result = {} p = pktgen_dpdk_throughput.PktgenDPDK(args, self.ctx) p.server = mock_ssh.SSH() p.client = mock_ssh.SSH() mock_dpdk_result = mock.Mock() mock_dpdk_result.return_value = 149300 p._dpdk_get_result = mock_dpdk_result sample_output = '{"packets_per_second": 9753, "errors": 0, \ "packets_sent": 149776, "flows": 110}' mock_ssh.SSH().execute.return_value = (0, sample_output, '') p.run(result) expected_result = jsonutils.loads(sample_output) expected_result["packets_received"] = 149300 expected_result["packetsize"] = 60 self.assertEqual(result, expected_result) def test_pktgen_dpdk_throughput_unsuccessful_sla(self, mock_ssh): args = { 'options': {'packetsize': 60, 'number_of_ports': 10}, 'sla': {'max_ppm': 1000} } result = {} p = pktgen_dpdk_throughput.PktgenDPDK(args, self.ctx) p.server = mock_ssh.SSH() p.client = mock_ssh.SSH() mock_dpdk_result = mock.Mock() mock_dpdk_result.return_value = 149300 p._dpdk_get_result = mock_dpdk_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, result) def test_pktgen_dpdk_throughput_unsuccessful_script_error( self, mock_ssh): args = { 'options': {'packetsize': 60, 'number_of_ports': 10}, 'sla': {'max_ppm': 1000} } result = {} p = pktgen_dpdk_throughput.PktgenDPDK(args, self.ctx) p.server = mock_ssh.SSH() p.client = mock_ssh.SSH() mock_ssh.SSH().execute.return_value = (1, '', 'FOOBAR') self.assertRaises(RuntimeError, p.run, result) def test_pktgen_dpdk_throughput_is_dpdk_setup(self, mock_ssh): args = { 'options': {'packetsize': 60}, } p = pktgen_dpdk_throughput.PktgenDPDK(args, self.ctx) p.server = mock_ssh.SSH() mock_ssh.SSH().execute.return_value = (0, '', '') p._is_dpdk_setup("server") mock_ssh.SSH().execute.assert_called_with( "ip a | grep eth1 2>/dev/null") def test_pktgen_dpdk_throughput_dpdk_setup(self, mock_ssh): args = { 'options': {'packetsize': 60}, } p = pktgen_dpdk_throughput.PktgenDPDK(args, self.ctx) p.server = mock_ssh.SSH() p.client = mock_ssh.SSH() mock_ssh.SSH().execute.return_value = (0, '', '') p.dpdk_setup() self.assertTrue(p.dpdk_setup_done) def test_pktgen_dpdk_throughput_dpdk_get_result(self, mock_ssh): args = { 'options': {'packetsize': 60}, } p = pktgen_dpdk_throughput.PktgenDPDK(args, self.ctx) p.server = mock_ssh.SSH() p.client = mock_ssh.SSH() mock_ssh.SSH().execute.return_value = (0, '10000', '') p._dpdk_get_result() mock_ssh.SSH().execute.assert_called_with( "sudo /dpdk/destdir/bin/dpdk-procinfo -- --stats-reset > /dev/null 2>&1") def main(): unittest.main() if __name__ == '__main__': main()