yardstick/tests/unit/benchmark/scenarios/parser/test_parser.py

   1 ##############################################################################
   2 # Copyright (c) 2015 Huawei Technologies Co.,Ltd and other.
   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 import subprocess
  11
  12 import unittest
  13 import mock
  14
  15 from oslo_serialization import jsonutils
  16
  17 from yardstick.benchmark.scenarios.parser import parser
  18
  19
  20 class ParserTestCase(unittest.TestCase):
  21
  22     def setUp(self):
  23         args = {
  24             'options': {'yangfile': '/root/yardstick/samples/yang.yaml',
  25                         'toscafile': '/root/yardstick/samples/tosca.yaml'},
  26         }
  27         self.scenario = parser.Parser(scenario_cfg=args, context_cfg={})
  28
  29         self._mock_popen = mock.patch.object(subprocess, 'Popen')
  30         self.mock_popen = self._mock_popen.start()
  31         self._mock_call = mock.patch.object(subprocess, 'call')
  32         self.mock_call = self._mock_call.start()
  33
  34         self.addCleanup(self._stop_mock)
  35
  36     def _stop_mock(self):
  37         self._mock_popen.stop()
  38         self._mock_call.stop()
  39
  40     def test_setup_successful(self):
  41
  42         self.mock_call.return_value = 0
  43         self.scenario.setup()
  44         self.assertTrue(self.scenario.setup_done)
  45
  46     def test_run_successful(self):
  47
  48         result = {}
  49
  50         self.mock_popen().returncode = 0
  51
  52         expected_result = jsonutils.loads('{"yangtotosca": "success"}')
  53
  54         self.scenario.run(result)
  55         self.assertEqual(result, expected_result)
  56
  57     def test_run_fail(self):
  58         result = {}
  59
  60         self.mock_popen().returncode = 1
  61         expected_result = jsonutils.loads('{"yangtotosca": "fail"}')
  62
  63         self.scenario.run(result)
  64         self.assertEqual(result, expected_result)
  65
  66     def test_teardown_successful(self):
  67
  68         self.mock_call.return_value = 0
  69         self.scenario.teardown()
  70         self.assertTrue(self.scenario.teardown_done)