#!/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.iperf3.Iperf import mock import unittest import os import json from yardstick.benchmark.scenarios.networking import iperf3 @mock.patch('yardstick.benchmark.scenarios.networking.iperf3.ssh') class IperfTestCase(unittest.TestCase): output_name_tcp = 'iperf3_sample_output.json' output_name_udp = 'iperf3_sample_output_udp.json' 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', 'ipaddr': '172.16.0.138', } } def test_iperf_successful_setup(self, mock_ssh): p = iperf3.Iperf({}, self.ctx) mock_ssh.SSH().execute.return_value = (0, '', '') p.setup() self.assertIsNotNone(p.target) self.assertIsNotNone(p.host) mock_ssh.SSH().execute.assert_called_with("iperf3 -s -D") def test_iperf_unsuccessful_setup(self, mock_ssh): p = iperf3.Iperf({}, self.ctx) mock_ssh.SSH().execute.return_value = (1, '', 'FOOBAR') self.assertRaises(RuntimeError, p.setup) def test_iperf_successful_teardown(self, mock_ssh): p = iperf3.Iperf({}, self.ctx) mock_ssh.SSH().execute.return_value = (0, '', '') p.host = mock_ssh.SSH() p.target = mock_ssh.SSH() p.teardown() self.assertTrue(mock_ssh.SSH().close.called) mock_ssh.SSH().execute.assert_called_with("pkill iperf3") def test_iperf_successful_no_sla(self, mock_ssh): options = {} args = {'options': options} result = {} p = iperf3.Iperf(args, self.ctx) mock_ssh.SSH().execute.return_value = (0, '', '') p.host = mock_ssh.SSH() sample_output = self._read_sample_output(self.output_name_tcp) mock_ssh.SSH().execute.return_value = (0, sample_output, '') expected_result = json.loads(sample_output) p.run(result) self.assertEqual(result, expected_result) def test_iperf_successful_sla(self, mock_ssh): options = {} args = { 'options': options, 'sla': {'bytes_per_second': 15000000} } result = {} p = iperf3.Iperf(args, self.ctx) mock_ssh.SSH().execute.return_value = (0, '', '') p.host = mock_ssh.SSH() sample_output = self._read_sample_output(self.output_name_tcp) mock_ssh.SSH().execute.return_value = (0, sample_output, '') expected_result = json.loads(sample_output) p.run(result) self.assertEqual(result, expected_result) def test_iperf_unsuccessful_sla(self, mock_ssh): options = {} args = { 'options': options, 'sla': {'bytes_per_second': 25000000} } result = {} p = iperf3.Iperf(args, self.ctx) mock_ssh.SSH().execute.return_value = (0, '', '') p.host = mock_ssh.SSH() sample_output = self._read_sample_output(self.output_name_tcp) mock_ssh.SSH().execute.return_value = (0, sample_output, '') self.assertRaises(AssertionError, p.run, result) def test_iperf_successful_sla_jitter(self, mock_ssh): options = {"udp":"udp","bandwidth":"20m"} args = { 'options': options, 'sla': {'jitter': 10} } result = {} p = iperf3.Iperf(args, self.ctx) mock_ssh.SSH().execute.return_value = (0, '', '') p.host = mock_ssh.SSH() sample_output = self._read_sample_output(self.output_name_udp) mock_ssh.SSH().execute.return_value = (0, sample_output, '') expected_result = json.loads(sample_output) p.run(result) self.assertEqual(result, expected_result) def test_iperf_unsuccessful_sla_jitter(self, mock_ssh): options = {"udp":"udp","bandwidth":"20m"} args = { 'options': options, 'sla': {'jitter': 0.0001} } result = {} p = iperf3.Iperf(args, self.ctx) mock_ssh.SSH().execute.return_value = (0, '', '') p.host = mock_ssh.SSH() sample_output = self._read_sample_output(self.output_name_udp) mock_ssh.SSH().execute.return_value = (0, sample_output, '') self.assertRaises(AssertionError, p.run, result) def test_iperf_unsuccessful_script_error(self, mock_ssh): options = {} args = {'options': options} result = {} p = iperf3.Iperf(args, self.ctx) mock_ssh.SSH().execute.return_value = (0, '', '') p.host = mock_ssh.SSH() mock_ssh.SSH().execute.return_value = (1, '', 'FOOBAR') self.assertRaises(RuntimeError, p.run, result) def _read_sample_output(self,filename): curr_path = os.path.dirname(os.path.abspath(__file__)) output = os.path.join(curr_path, filename) with open(output) as f: sample_output = f.read() return sample_output def main(): unittest.main() if __name__ == '__main__': main()