diff options
Diffstat (limited to 'yardstick/tests/unit/benchmark/scenarios/compute/test_cachestat.py')
-rw-r--r-- | yardstick/tests/unit/benchmark/scenarios/compute/test_cachestat.py | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/yardstick/tests/unit/benchmark/scenarios/compute/test_cachestat.py b/yardstick/tests/unit/benchmark/scenarios/compute/test_cachestat.py new file mode 100644 index 000000000..b0ddfc6b4 --- /dev/null +++ b/yardstick/tests/unit/benchmark/scenarios/compute/test_cachestat.py @@ -0,0 +1,97 @@ +#!/usr/bin/env python + +############################################################################## +# Copyright (c) 2016 Huawei Technologies Co.,Ltd 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.compute.cachestat.CACHEstat + +from __future__ import absolute_import +import mock +import unittest +import os + +from yardstick.benchmark.scenarios.compute import cachestat + + +@mock.patch('yardstick.benchmark.scenarios.compute.cachestat.ssh') +class CACHEstatTestCase(unittest.TestCase): + + def setUp(self): + self.ctx = { + 'host': { + 'ip': '172.16.0.137', + 'user': 'root', + 'key_filename': "mykey.key" + } + } + + self.result = {} + + def test_cachestat_successful_setup(self, mock_ssh): + c = cachestat.CACHEstat({}, self.ctx) + mock_ssh.SSH.from_node().execute.return_value = (0, '', '') + + c.setup() + self.assertIsNotNone(c.client) + self.assertTrue(c.setup_done) + + def test_execute_command_success(self, mock_ssh): + c = cachestat.CACHEstat({}, self.ctx) + mock_ssh.SSH.from_node().execute.return_value = (0, '', '') + c.setup() + + expected_result = 'abcdefg' + mock_ssh.SSH.from_node().execute.return_value = (0, expected_result, '') + result = c._execute_command("foo") + self.assertEqual(result, expected_result) + + def test_execute_command_failed(self, mock_ssh): + c = cachestat.CACHEstat({}, self.ctx) + mock_ssh.SSH.from_node().execute.return_value = (0, '', '') + c.setup() + + mock_ssh.SSH.from_node().execute.return_value = (127, '', 'Failed executing \ + command') + self.assertRaises(RuntimeError, c._execute_command, + "cat /proc/meminfo") + + def test_get_cache_usage_successful(self, mock_ssh): + options = { + "interval": 1, + } + args = {"options": options} + c = cachestat.CACHEstat(args, self.ctx) + mock_ssh.SSH.from_node().execute.return_value = (0, '', '') + c.setup() + + output = self._read_file("cachestat_sample_output.txt") + mock_ssh.SSH.from_node().execute.return_value = (0, output, '') + result = c._get_cache_usage() + expected_result = {"cachestat": {"cache0": {"HITS": "6462", + "DIRTIES": "29", + "RATIO": "100.0%", + "MISSES": "0", + "BUFFERS_MB": "1157", + "CACHE_MB": "66782"}}, + "average": {"HITS": 6462, "DIRTIES": 29, + "RATIO": "100.0%", + "MISSES": 0, "BUFFERS_MB": 1157, + "CACHE_MB": 66782}, + "max": {"HITS": 6462, + "DIRTIES": 29, "RATIO": 100.0, "MISSES": 0, + "BUFFERS_MB": 1157, "CACHE_MB": 66782}} + + self.assertEqual(result, expected_result) + + def _read_file(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 |