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

   1 #!/usr/bin/env python
   2
   3 ##############################################################################
   4 # Copyright (c) 2015 Huawei Technologies Co.,Ltd and other.
   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 import subprocess
  13
  14 import unittest
  15 import mock
  16
  17 from oslo_serialization import jsonutils
  18
  19 from yardstick.benchmark.scenarios.parser import parser
  20
  21
  22 class ParserTestCase(unittest.TestCase):
  23
  24     def setUp(self):
  25         args = {
  26             'options': {'yangfile': '/root/yardstick/samples/yang.yaml',
  27                         'toscafile': '/root/yardstick/samples/tosca.yaml'},
  28         }
  29         self.scenario = parser.Parser(scenario_cfg=args, context_cfg={})
  30
  31         self._mock_popen = mock.patch.object(subprocess, 'Popen')
  32         self.mock_popen = self._mock_popen.start()
  33         self._mock_call = mock.patch.object(subprocess, 'call')
  34         self.mock_call = self._mock_call.start()
  35
  36         self.addCleanup(self._stop_mock)
  37
  38     def _stop_mock(self):
  39         self._mock_popen.stop()
  40         self._mock_call.stop()
  41
  42     def test_setup_successful(self):
  43
  44         self.mock_call.return_value = 0
  45         self.scenario.setup()
  46         self.assertTrue(self.scenario.setup_done)
  47
  48     def test_run_successful(self):
  49
  50         result = {}
  51
  52         self.mock_popen().returncode = 0
  53
  54         expected_result = jsonutils.loads('{"yangtotosca": "success"}')
  55
  56         self.scenario.run(result)
  57         self.assertEqual(result, expected_result)
  58
  59     def test_run_fail(self):
  60         result = {}
  61
  62         self.mock_popen().returncode = 1
  63         expected_result = jsonutils.loads('{"yangtotosca": "fail"}')
  64
  65         self.scenario.run(result)
  66         self.assertEqual(result, expected_result)
  67
  68     def test_teardown_successful(self):
  69
  70         self.mock_call.return_value = 0
  71         self.scenario.teardown()
  72         self.assertTrue(self.scenario.teardown_done)
  73
  74
  75 def main():
  76     unittest.main()
  77
  78 if __name__ == '__main__':
  79     main()