blob: 95b6fcc6473d95b4c4cf6fb5b68d94b8d8812991 [file] [log] [blame]
"""Implementations of unittest features from the future."""
# Use unittest2 if it's available, otherwise unittest. This gives us
# back-ported features for 2.6.
try:
import unittest2 as unittest
except ImportError:
import unittest
def unittest_has(method):
"""Does `unittest.TestCase` have `method` defined?"""
return hasattr(unittest.TestCase, method)
class TestCase(unittest.TestCase):
"""Just like unittest.TestCase, but with assert methods added.
Designed to be compatible with 3.1 unittest. Methods are only defined if
`unittest` doesn't have them.
"""
# pylint: disable=missing-docstring
if not unittest_has('assertCountEqual'):
def assertCountEqual(self, s1, s2):
"""Assert these have the same elements, regardless of order."""
self.assertEqual(set(s1), set(s2))
if not unittest_has('assertRaisesRegex'):
def assertRaisesRegex(self, *args, **kwargs):
return self.assertRaisesRegexp(*args, **kwargs)
if not unittest_has('assertRegex'):
def assertRegex(self, *args, **kwargs):
return self.assertRegexpMatches(*args, **kwargs)