# -*- coding: utf-8 -*-
# --------------------------------------------------------------------
# The MIT License (MIT)
#
# Copyright (c) 2014 Jonathan Labéjof <jonathan.labejof@gmail.com>
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
# --------------------------------------------------------------------
"""
Unit tests tools.
"""
from unittest import TestCase
from b3j0f.utils.version import PY26, PY27, PY3
from re import match
__all__ = ['UTCase']
[docs]class UTCase(TestCase):
"""Class which enrichs TestCase with python version compatibilities.
"""
def __init__(self, *args, **kwargs):
super(UTCase, self).__init__(*args, **kwargs)
if PY26: # if python version is 2.6
self.assertIs = lambda first, second, msg=None: self.assertTrue(
first is second, msg=msg)
self.assertIsNot = lambda first, second, msg=None: self.assertTrue(
first is not second, msg=msg)
self.assertIn = lambda first, second, msg=None: self.assertTrue(
first in second, msg=msg)
self.assertNotIn = lambda first, second, msg=None: self.assertTrue(
first not in second, msg=msg)
self.assertIsNone = lambda expr, msg=None: self.assertTrue(
expr is None, msg=msg)
self.assertIsNotNone = lambda expr, msg=None: self.assertFalse(
expr is None, msg=msg)
self.assertIsInstance = lambda obj, cls, msg=None: self.assertTrue(
isinstance(obj, cls), msg=msg)
self.assertNotIsInstance = lambda obj, cls, msg=None: \
self.assertTrue(not isinstance(obj, cls), msg=msg)
self.assertGreater = lambda first, second, msg=None: \
self.assertTrue(first > second, msg=msg)
self.assertGreaterEqual = lambda first, second, msg=None: \
self.assertTrue(first >= second, msg=msg)
self.assertLess = lambda first, second, msg=None: self.assertTrue(
first < second, msg=msg)
self.assertLessEqual = lambda first, second, msg=None: \
self.assertTrue(first <= second, msg=msg)
self.assertRegexpMatches = lambda text, regexp, msg=None: \
self.assertTrue(
match(regexp, text)
if isinstance(regexp, str) else regexp.search(text),
msg=msg
)
# python 3 compatibility
self.assertRegex = self.assertRegexpMatches
self.assertNotRegexpMatches = lambda text, regexp, msg=None: \
self.assertIsNone(
match(regexp, text)
if isinstance(regexp, str) else regexp.search(text),
msg=msg
)
# python 3 compatibility
self.assertNotRegex = self.assertNotRegexpMatches
self.assertItemsEqual = lambda actual, expected, msg=None: \
self.assertEqual(sorted(actual), sorted(expected), msg=msg)
def subset(a, b):
result = True
for k in a:
result = k in b and a[k] == b[k]
if not result:
break
return result
self.assertDictContainsSubset = lambda expected, actual, msg=None:\
self.assertTrue(subset(expected, actual), msg=msg)
self.assertCountEqual = lambda first, second, msg=None: \
self.assertEqual(len(first), len(second), msg=msg)
elif PY27:
# python 3 compatibility
self.assertRegex = self.assertRegexpMatches
self.assertNotRegex = self.assertNotRegexpMatches
elif PY3:
#python 2 compatibility
self.assertRegexpMatches = self.assertRegex
self.assertNotRegexpMatches = self.assertNotRegex
self.assertItemsEqual = lambda actual, expected, msg=None: \
self.assertEqual(sorted(actual), sorted(expected), msg=msg)
def subset(a, b):
result = True
for k in a:
result = k in b and a[k] == b[k]
if not result:
break
return result
self.assertDictContainsSubset = lambda expected, actual, msg=None:\
self.assertTrue(subset(expected, actual), msg=msg)