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##############################################################################
# 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.storage.storagecapacity.StorageCapacity
from __future__ import absolute_import
import unittest
import mock
from oslo_serialization import jsonutils
from yardstick.benchmark.scenarios.storage import storagecapacity
DISK_SIZE_SAMPLE_OUTPUT = \
'{"Numberf of devides": "2", "Total disk size in bytes": "1024000000"}'
BLOCK_SIZE_SAMPLE_OUTPUT = '{"/dev/sda": 1024, "/dev/sdb": 4096}'
DISK_UTIL_RAW_OUTPUT = "vda 10.00\nvda 0.00"
DISK_UTIL_SAMPLE_OUTPUT = \
'{"vda": {"avg_util": 5.0, "max_util": 10.0, "min_util": 0.0}}'
@mock.patch('yardstick.benchmark.scenarios.storage.storagecapacity.ssh')
class StorageCapacityTestCase(unittest.TestCase):
def setUp(self):
self.scn = {
"options": {
'test_type': 'disk_size'
}
}
self.ctx = {
"host": {
'ip': '172.16.0.137',
'user': 'cirros',
'password': "root"
}
}
self.result = {}
def test_capacity_successful_setup(self, mock_ssh):
c = storagecapacity.StorageCapacity(self.scn, self.ctx)
mock_ssh.SSH.from_node().execute.return_value = (0, '', '')
c.setup()
self.assertIsNotNone(c.client)
self.assertTrue(c.setup_done)
def test_capacity_disk_size_successful(self, mock_ssh):
c = storagecapacity.StorageCapacity(self.scn, self.ctx)
mock_ssh.SSH.from_node().execute.return_value = (0, DISK_SIZE_SAMPLE_OUTPUT, '')
c.run(self.result)
expected_result = jsonutils.loads(
DISK_SIZE_SAMPLE_OUTPUT)
self.assertEqual(self.result, expected_result)
def test_capacity_block_size_successful(self, mock_ssh):
args = {
"options": {
'test_type': 'block_size'
}
}
c = storagecapacity.StorageCapacity(args, self.ctx)
mock_ssh.SSH.from_node().execute.return_value = (0, BLOCK_SIZE_SAMPLE_OUTPUT, '')
c.run(self.result)
expected_result = jsonutils.loads(
BLOCK_SIZE_SAMPLE_OUTPUT)
self.assertEqual(self.result, expected_result)
def test_capacity_disk_utilization_successful(self, mock_ssh):
args = {
"options": {
'test_type': 'disk_utilization',
'interval': 1,
'count': 2
}
}
c = storagecapacity.StorageCapacity(args, self.ctx)
mock_ssh.SSH.from_node().execute.return_value = (0, DISK_UTIL_RAW_OUTPUT, '')
c.run(self.result)
expected_result = jsonutils.loads(
DISK_UTIL_SAMPLE_OUTPUT)
self.assertEqual(self.result, expected_result)
def test_capacity_unsuccessful_script_error(self, mock_ssh):
c = storagecapacity.StorageCapacity(self.scn, self.ctx)
mock_ssh.SSH.from_node().execute.return_value = (1, '', 'FOOBAR')
self.assertRaises(RuntimeError, c.run, self.result)
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