#!/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.storage.fio.Fio from __future__ import absolute_import import os import unittest import mock from oslo_serialization import jsonutils from yardstick.benchmark.scenarios.storage import fio @mock.patch('yardstick.benchmark.scenarios.storage.fio.ssh') class FioTestCase(unittest.TestCase): def setUp(self): self.ctx = { 'host': { 'ip': '172.16.0.137', 'user': 'cirros', 'key_filename': 'mykey.key' } } self.sample_output = { 'read': 'fio_read_sample_output.json', 'write': 'fio_write_sample_output.json', 'rw': 'fio_rw_sample_output.json' } def test_fio_successful_setup(self, mock_ssh): options = { 'filename': '/home/ubuntu/data.raw', 'bs': '4k', 'rw': 'rw', 'ramp_time': 10 } args = {'options': options} p = fio.Fio(args, self.ctx) p.setup() mock_ssh.SSH.from_node().execute.return_value = (0, '', '') self.assertIsNotNone(p.client) self.assertEqual(p.setup_done, True) def test_fio_successful_no_sla(self, mock_ssh): options = { 'filename': '/home/ubuntu/data.raw', 'bs': '4k', 'rw': 'rw', 'ramp_time': 10 } args = {'options': options} p = fio.Fio(args, self.ctx) result = {} p.client = mock_ssh.SSH.from_node() sample_output = self._read_sample_output(self.sample_output['rw']) mock_ssh.SSH.from_node().execute.return_value = (0, sample_output, '') p.run(result) expected_result = '{"read_bw": 83888, "read_iops": 20972,' \ '"read_lat": 236.8, "write_bw": 84182, "write_iops": 21045,'\ '"write_lat": 233.55}' expected_result = jsonutils.loads(expected_result) self.assertEqual(result, expected_result) def test_fio_successful_read_no_sla(self, mock_ssh): options = { 'filename': '/home/ubuntu/data.raw', 'bs': '4k', 'rw': "read", 'ramp_time': 10 } args = {'options': options} p = fio.Fio(args, self.ctx) result = {} p.client = mock_ssh.SSH.from_node() sample_output = self._read_sample_output(self.sample_output['read']) mock_ssh.SSH.from_node().execute.return_value = (0, sample_output, '') p.run(result) expected_result = '{"read_bw": 36113, "read_iops": 9028,' \ '"read_lat": 108.7}' expected_result = jsonutils.loads(expected_result) self.assertEqual(result, expected_result) def test_fio_successful_write_no_sla(self, mock_ssh): options = { 'filename': '/home/ubuntu/data.raw', 'bs': '4k', 'rw': 'write', 'ramp_time': 10 } args = {'options': options} p = fio.Fio(args, self.ctx) result = {} p.client = mock_ssh.SSH.from_node() sample_output = self._read_sample_output(self.sample_output['write']) mock_ssh.SSH.from_node().execute.return_value = (0, sample_output, '') p.run(result) expected_result = '{"write_bw": 35107, "write_iops": 8776,'\ '"write_lat": 111.74}' expected_result = jsonutils.loads(expected_result) self.assertEqual(result, expected_result) def test_fio_successful_lat_sla(self, mock_ssh): options = { 'filename': '/home/ubuntu/data.raw', 'bs': '4k', 'rw': 'rw', 'ramp_time': 10 } args = { 'options': options, 'sla': {'write_lat': 300.1} } p = fio.Fio(args, self.ctx) result = {} p.client = mock_ssh.SSH.from_node() sample_output = self._read_sample_output(self.sample_output['rw']) mock_ssh.SSH.from_node().execute.return_value = (0, sample_output, '') p.run(result) expected_result = '{"read_bw": 83888, "read_iops": 20972,' \ '"read_lat": 236.8, "write_bw": 84182, "write_iops": 21045,'\ '"write_lat": 233.55}' expected_result = jsonutils.loads(expected_result) self.assertEqual(result, expected_result) def test_fio_unsuccessful_lat_sla(self, mock_ssh): options = { 'filename': '/home/ubuntu/data.raw', 'bs': '4k', 'rw': 'rw', 'ramp_time': 10 } args = { 'options': options, 'sla': {'write_lat': 200.1} } p = fio.Fio(args, self.ctx) result = {} p.client = mock_ssh.SSH.from_node() sample_output = self._read_sample_output(self.sample_output['rw']) mock_ssh.SSH.from_node().execute.return_value = (0, sample_output, '') self.assertRaises(AssertionError, p.run, result) def test_fio_successful_bw_iops_sla(self, mock_ssh): options = { 'filename': '/home/ubuntu/data.raw', 'bs': '4k', 'rw': 'rw', 'ramp_time': 10 } args = { 'options': options, 'sla': {'read_iops': 20000} } p = fio.Fio(args, self.ctx) result = {} p.client = mock_ssh.SSH.from_node() sample_output = self._read_sample_output(self.sample_output['rw']) mock_ssh.SSH.from_node().execute.return_value = (0, sample_output, '') p.run(result) expected_result = '{"read_bw": 83888, "read_iops": 20972,' \ '"read_lat": 236.8, "write_bw": 84182, "write_iops": 21045,'\ '"write_lat": 233.55}' expected_result = jsonutils.loads(expected_result) self.assertEqual(result, expected_result) def test_fio_unsuccessful_bw_iops_sla(self, mock_ssh): options = { 'filename': '/home/ubuntu/data.raw', 'bs': '4k', 'rw': 'rw', 'ramp_time': 10 } args = { 'options': options, 'sla': {'read_iops': 30000} } p = fio.Fio(args, self.ctx) result = {} p.client = mock_ssh.SSH.from_node() sample_output = self._read_sample_output(self.sample_output['rw']) mock_ssh.SSH.from_node().execute.return_value = (0, sample_output, '') self.assertRaises(AssertionError, p.run, result) def test_fio_unsuccessful_script_error(self, mock_ssh): options = { 'filename': '/home/ubuntu/data.raw', 'bs': '4k', 'rw': 'rw', 'ramp_time': 10 } args = {'options': options} p = fio.Fio(args, self.ctx) result = {} p.client = mock_ssh.SSH.from_node() mock_ssh.SSH.from_node().execute.return_value = (1, '', 'FOOBAR') self.assertRaises(RuntimeError, p.run, result) def _read_sample_output(self, file_name): curr_path = os.path.dirname(os.path.abspath(__file__)) output = os.path.join(curr_path, file_name) with open(output) as f: sample_output = f.read() return sample_output def main(): unittest.main() if __name__ == '__main__': main()