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#!/usr/bin/env python
#
##############################################################################
# Copyright (c) 2016 lingui.zeng@huawei.com 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
##############################################################################
#
"""
Test 'parser' module
"""
import logging
import os
import unittest
import yaml
import mock
from dovetail import parser
from dovetail.utils.dovetail_config import DovetailConfig as dt_cfg
@mock.patch('dovetail.parser.Parser.logger')
class TestParser(unittest.TestCase):
test_path = os.path.dirname(os.path.realpath(__file__))
def setUp(self):
"""Test case setup"""
conf_path = os.path.join(self.test_path,
os.pardir, os.pardir, os.pardir,
'etc/conf')
dt_cfg.load_config_files(conf_path)
logging.disable(logging.CRITICAL)
def test_parser_cmd(self, mock_logger):
"""Test whether the command is correctly parsed."""
mock_cmd = "python /functest/ci/run_tests.py "\
"-t {{validate_testcase}} -r"
with open(os.path.join(self.test_path, 'test_testcase.yaml')) as f:
mock_testcase_yaml = yaml.safe_load(f)
MockTestcase = type('Testcase', (object,), {})
mock_testcase = MockTestcase()
mock_testcase.testcase = mock_testcase_yaml.values()[0]
output = parser.Parser.parse_cmd(mock_cmd, mock_testcase)
expected_output = ("python /functest/ci/run_tests.py -t "
"tempest_smoke_serial -r")
self.assertEqual(expected_output, output)
def test_parser_cmd_fail(self, mock_logger):
"""Test whether the command is correctly parsed."""
mock_cmd = "python /functest/ci/run_tests.py "\
"-t {{validate_testcase}} -r"
mock_testcase_yaml = {}
MockTestcase = type('Testcase', (object,), {})
mock_testcase = MockTestcase()
mock_testcase.testcase = mock_testcase_yaml.values()
output = parser.Parser.parse_cmd(mock_cmd, mock_testcase)
expected_output = ("python /functest/ci/run_tests.py -t "
"None -r")
self.assertEqual(expected_output, output)
@mock.patch('dovetail.parser.jinja2')
def test_parse_cmd_exception(self, mock_jinja, mock_logger):
errorMSG = 'Exception was raised'
exception = Exception(errorMSG)
command = 'cmd'
undefined_obj = mock.Mock()
mock_jinja.StrictUndefined = undefined_obj
mock_jinja.Template.side_effect = exception
expected = None
dovetail_parser = parser.Parser()
exception_obj = mock.Mock()
dovetail_parser.logger.exception = exception_obj
result = dovetail_parser.parse_cmd(command, 'testcase')
mock_jinja.Template.assert_called_once_with(command,
undefined=undefined_obj)
exception_obj.assert_called_once_with(
'Failed to parse cmd {}, exception: {}'.format(command, errorMSG))
self.assertEqual(expected, result)
@mock.patch('dovetail.parser.dt_logger.Logger')
def test_create_log(self, mock_dt_logger, mock_logger):
mock_dt_logger_obj = mock.Mock()
logger_obj = mock.Mock()
mock_dt_logger_obj.getLogger.return_value = logger_obj
mock_dt_logger.return_value = mock_dt_logger_obj
dovetail_parser = parser.Parser()
dovetail_parser.create_log()
mock_dt_logger.assert_called_once_with('dovetail.parser.Parser')
mock_dt_logger_obj.getLogger.assert_called_once_with()
self.assertEqual(dovetail_parser.logger, logger_obj)
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