tests/unit/benchmark/scenarios/networking/test_nstat.py

   1 #!/usr/bin/env python
   2
   3 ##############################################################################
   4 # Copyright (c) 2017 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 yardstick.benchmark.scenarios.networking.nstat.Nstat
  13
  14 from __future__ import absolute_import
  15
  16 import unittest
  17
  18 import mock
  19
  20 from yardstick.benchmark.scenarios.networking import nstat
  21
  22 @mock.patch('yardstick.benchmark.scenarios.networking.nstat.ssh')
  23 class NstatTestCase(unittest.TestCase):
  24
  25     def setUp(self):
  26         self.ctx = {
  27             "host": {
  28                 "ip": "192.168.50.28",
  29                 "user": "root",
  30                 "key_filename": "mykey.key"
  31             }
  32         }
  33
  34     def test_nstat_successful_setup(self, mock_ssh):
  35
  36         n = nstat.Nstat({}, self.ctx)
  37         n.setup()
  38
  39         mock_ssh.SSH.from_node().execute.return_value = (0, '', '')
  40         self.assertIsNotNone(n.client)
  41         self.assertEqual(n.setup_done, True)
  42
  43     def test_nstat_successful_no_sla(self, mock_ssh):
  44
  45         options = {
  46             "duration": 60
  47         }
  48         args = {
  49             "options": options,
  50         }
  51         n = nstat.Nstat(args, self.ctx)
  52         result = {}
  53
  54         sample_output = '#kernel\nIpInReceives                    1837               0.0\nIpInHdrErrors                   0                  0.0\nIpInAddrErrors                  2                  0.0\nIcmpInMsgs                      319                  0.0\nIcmpInErrors                    0                0.0\nTcpInSegs                       36               0.0\nTcpInErrs                       0                  0.0\nUdpInDatagrams                  1318                  0.0\nUdpInErrors                     0                  0.0\n'
  55
  56         mock_ssh.SSH.from_node().execute.return_value = (0, sample_output, '')
  57
  58         n.run(result)
  59         expected_result = {"TcpInErrs": 0, "UdpInDatagrams": 1318,
  60             "Tcp_segment_error_rate": 0.0, "IpInAddrErrors": 2,
  61             "IpInHdrErrors": 0, "IcmpInErrors": 0, "IpErrors": 2,
  62             "TcpInSegs": 36, "IpInReceives": 1837, "IcmpInMsgs": 319,
  63             "IP_datagram_error_rate": 0.001, "Udp_datagram_error_rate": 0.0,
  64             "Icmp_message_error_rate": 0.0, "UdpInErrors": 0}
  65         self.assertEqual(result, expected_result)
  66
  67     def test_nstat_successful_sla(self, mock_ssh):
  68
  69         options = {
  70             "duration": 60
  71         }
  72         sla = {
  73             "IP_datagram_error_rate": 0.1
  74         }
  75         args = {
  76             "options": options,
  77             "sla": sla
  78         }
  79         n = nstat.Nstat(args, self.ctx)
  80         result = {}
  81
  82         sample_output = '#kernel\nIpInReceives                    1837               0.0\nIpInHdrErrors                   0                  0.0\nIpInAddrErrors                  2                  0.0\nIcmpInMsgs                      319                  0.0\nIcmpInErrors                    0                0.0\nTcpInSegs                       36               0.0\nTcpInErrs                       0                  0.0\nUdpInDatagrams                  1318                  0.0\nUdpInErrors                     0                  0.0\n'
  83
  84         mock_ssh.SSH.from_node().execute.return_value = (0, sample_output, '')
  85
  86         n.run(result)
  87         expected_result = {"TcpInErrs": 0, "UdpInDatagrams": 1318,
  88             "Tcp_segment_error_rate": 0.0, "IpInAddrErrors": 2,
  89             "IpInHdrErrors": 0, "IcmpInErrors": 0, "IpErrors": 2,
  90             "TcpInSegs": 36, "IpInReceives": 1837, "IcmpInMsgs": 319,
  91             "IP_datagram_error_rate": 0.001, "Udp_datagram_error_rate": 0.0,
  92             "Icmp_message_error_rate": 0.0, "UdpInErrors": 0}
  93         self.assertEqual(result, expected_result)
  94
  95     def test_nstat_unsuccessful_cmd_error(self, mock_ssh):
  96
  97         options = {
  98             "duration": 60
  99         }
 100         sla = {
 101             "IP_datagram_error_rate": 0.1
 102         }
 103         args = {
 104             "options": options,
 105             "sla": sla
 106         }
 107         n = nstat.Nstat(args, self.ctx)
 108         result = {}
 109
 110         mock_ssh.SSH.from_node().execute.return_value = (1, '', 'FOOBAR')
 111         self.assertRaises(RuntimeError, n.run, result)
 112
 113
 114 def main():
 115     unittest.main()
 116
 117 if __name__ == '__main__':
 118     main()