yardstick/tests/unit/benchmark/scenarios/storage/test_storagecapacity.py

   1 ##############################################################################
   2 # Copyright (c) 2016 Huawei Technologies Co.,Ltd and others.
   3 #
   4 # All rights reserved. This program and the accompanying materials
   5 # are made available under the terms of the Apache License, Version 2.0
   6 # which accompanies this distribution, and is available at
   7 # http://www.apache.org/licenses/LICENSE-2.0
   8 ##############################################################################
   9
  10 # Unittest for
  11 # yardstick.benchmark.scenarios.storage.storagecapacity.StorageCapacity
  12
  13 from __future__ import absolute_import
  14
  15 import unittest
  16
  17 import mock
  18 from oslo_serialization import jsonutils
  19
  20 from yardstick.benchmark.scenarios.storage import storagecapacity
  21
  22 DISK_SIZE_SAMPLE_OUTPUT = \
  23     '{"Numberf of devides": "2", "Total disk size in bytes": "1024000000"}'
  24 BLOCK_SIZE_SAMPLE_OUTPUT = '{"/dev/sda": 1024, "/dev/sdb": 4096}'
  25 DISK_UTIL_RAW_OUTPUT = "vda 10.00\nvda 0.00"
  26 DISK_UTIL_SAMPLE_OUTPUT = \
  27     '{"vda": {"avg_util": 5.0, "max_util": 10.0, "min_util": 0.0}}'
  28
  29
  30 @mock.patch('yardstick.benchmark.scenarios.storage.storagecapacity.ssh')
  31 class StorageCapacityTestCase(unittest.TestCase):
  32
  33     def setUp(self):
  34         self.scn = {
  35             "options": {
  36                 'test_type': 'disk_size'
  37             }
  38         }
  39         self.ctx = {
  40             "host": {
  41                 'ip': '172.16.0.137',
  42                 'user': 'cirros',
  43                 'password': "root"
  44             }
  45         }
  46         self.result = {}
  47
  48     def test_capacity_successful_setup(self, mock_ssh):
  49         c = storagecapacity.StorageCapacity(self.scn, self.ctx)
  50
  51         mock_ssh.SSH.from_node().execute.return_value = (0, '', '')
  52         c.setup()
  53         self.assertIsNotNone(c.client)
  54         self.assertTrue(c.setup_done)
  55
  56     def test_capacity_disk_size_successful(self, mock_ssh):
  57         c = storagecapacity.StorageCapacity(self.scn, self.ctx)
  58
  59         mock_ssh.SSH.from_node().execute.return_value = (0, DISK_SIZE_SAMPLE_OUTPUT, '')
  60         c.run(self.result)
  61         expected_result = jsonutils.loads(
  62             DISK_SIZE_SAMPLE_OUTPUT)
  63         self.assertEqual(self.result, expected_result)
  64
  65     def test_capacity_block_size_successful(self, mock_ssh):
  66         args = {
  67             "options": {
  68                 'test_type': 'block_size'
  69             }
  70         }
  71         c = storagecapacity.StorageCapacity(args, self.ctx)
  72
  73         mock_ssh.SSH.from_node().execute.return_value = (0, BLOCK_SIZE_SAMPLE_OUTPUT, '')
  74         c.run(self.result)
  75         expected_result = jsonutils.loads(
  76             BLOCK_SIZE_SAMPLE_OUTPUT)
  77         self.assertEqual(self.result, expected_result)
  78
  79     def test_capacity_disk_utilization_successful(self, mock_ssh):
  80         args = {
  81             "options": {
  82                 'test_type': 'disk_utilization',
  83                 'interval': 1,
  84                 'count': 2
  85             }
  86         }
  87         c = storagecapacity.StorageCapacity(args, self.ctx)
  88
  89         mock_ssh.SSH.from_node().execute.return_value = (0, DISK_UTIL_RAW_OUTPUT, '')
  90         c.run(self.result)
  91         expected_result = jsonutils.loads(
  92             DISK_UTIL_SAMPLE_OUTPUT)
  93         self.assertEqual(self.result, expected_result)
  94
  95     def test_capacity_unsuccessful_script_error(self, mock_ssh):
  96         c = storagecapacity.StorageCapacity(self.scn, self.ctx)
  97
  98         mock_ssh.SSH.from_node().execute.return_value = (1, '', 'FOOBAR')
  99         self.assertRaises(RuntimeError, c.run, self.result)