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

   1 #!/usr/bin/env python
   2
   3 ##############################################################################
   4 # Copyright (c) 2016 Huawei Technologies Co.,Ltd and others.
   5 #
   6 # All rights reserved. This program and the accompanying materials
   7 # are made available under the terms of the Apache License, Version 2.0
   8 # which accompanies this distribution, and is available at
   9 # http://www.apache.org/licenses/LICENSE-2.0
  10 ##############################################################################
  11
  12 # Unittest for
  13 # yardstick.benchmark.scenarios.storage.storagecapacity.StorageCapacity
  14
  15 from __future__ import absolute_import
  16
  17 import unittest
  18
  19 import mock
  20 from oslo_serialization import jsonutils
  21
  22 from yardstick.benchmark.scenarios.storage import storagecapacity
  23
  24 DISK_SIZE_SAMPLE_OUTPUT = \
  25     '{"Numberf of devides": "2", "Total disk size in bytes": "1024000000"}'
  26 BLOCK_SIZE_SAMPLE_OUTPUT = '{"/dev/sda": 1024, "/dev/sdb": 4096}'
  27 DISK_UTIL_RAW_OUTPUT = "vda 10.00\nvda 0.00"
  28 DISK_UTIL_SAMPLE_OUTPUT = \
  29     '{"vda": {"avg_util": 5.0, "max_util": 10.0, "min_util": 0.0}}'
  30
  31
  32 @mock.patch('yardstick.benchmark.scenarios.storage.storagecapacity.ssh')
  33 class StorageCapacityTestCase(unittest.TestCase):
  34
  35     def setUp(self):
  36         self.scn = {
  37             "options": {
  38                 'test_type': 'disk_size'
  39             }
  40         }
  41         self.ctx = {
  42             "host": {
  43                 'ip': '172.16.0.137',
  44                 'user': 'cirros',
  45                 'password': "root"
  46             }
  47         }
  48         self.result = {}
  49
  50     def test_capacity_successful_setup(self, mock_ssh):
  51         c = storagecapacity.StorageCapacity(self.scn, self.ctx)
  52
  53         mock_ssh.SSH.from_node().execute.return_value = (0, '', '')
  54         c.setup()
  55         self.assertIsNotNone(c.client)
  56         self.assertTrue(c.setup_done)
  57
  58     def test_capacity_disk_size_successful(self, mock_ssh):
  59         c = storagecapacity.StorageCapacity(self.scn, self.ctx)
  60
  61         mock_ssh.SSH.from_node().execute.return_value = (0, DISK_SIZE_SAMPLE_OUTPUT, '')
  62         c.run(self.result)
  63         expected_result = jsonutils.loads(
  64             DISK_SIZE_SAMPLE_OUTPUT)
  65         self.assertEqual(self.result, expected_result)
  66
  67     def test_capacity_block_size_successful(self, mock_ssh):
  68         args = {
  69             "options": {
  70                 'test_type': 'block_size'
  71             }
  72         }
  73         c = storagecapacity.StorageCapacity(args, self.ctx)
  74
  75         mock_ssh.SSH.from_node().execute.return_value = (0, BLOCK_SIZE_SAMPLE_OUTPUT, '')
  76         c.run(self.result)
  77         expected_result = jsonutils.loads(
  78             BLOCK_SIZE_SAMPLE_OUTPUT)
  79         self.assertEqual(self.result, expected_result)
  80
  81     def test_capacity_disk_utilization_successful(self, mock_ssh):
  82         args = {
  83             "options": {
  84                 'test_type': 'disk_utilization',
  85                 'interval': 1,
  86                 'count': 2
  87             }
  88         }
  89         c = storagecapacity.StorageCapacity(args, self.ctx)
  90
  91         mock_ssh.SSH.from_node().execute.return_value = (0, DISK_UTIL_RAW_OUTPUT, '')
  92         c.run(self.result)
  93         expected_result = jsonutils.loads(
  94             DISK_UTIL_SAMPLE_OUTPUT)
  95         self.assertEqual(self.result, expected_result)
  96
  97     def test_capacity_unsuccessful_script_error(self, mock_ssh):
  98         c = storagecapacity.StorageCapacity(self.scn, self.ctx)
  99
 100         mock_ssh.SSH.from_node().execute.return_value = (1, '', 'FOOBAR')
 101         self.assertRaises(RuntimeError, c.run, self.result)
 102
 103
 104 def main():
 105     unittest.main()
 106
 107 if __name__ == '__main__':
 108     main()