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#-------------------------------------------------------------------------
# Copyright (c) Microsoft Corporation. All rights reserved.
# Licensed under the MIT License. See License.txt in the project root for
# license information.
#--------------------------------------------------------------------------
import sys
import unittest
from contextlib import contextmanager
class ExtendedTestCase(unittest.TestCase):
'''Backport some asserts to Python 2.6 and earlier.'''
def assertNamedItemInContainer(self, container, item_name, msg=None):
for item in container:
if item.name == item_name:
return
standardMsg = '{0} not found in {1}'.format(
repr(item_name), repr(container))
self.fail(self._formatMessage(msg, standardMsg))
def assertNamedItemNotInContainer(self, container, item_name, msg=None):
for item in container:
if item.name == item_name:
standardMsg = '{0} unexpectedly found in {1}'.format(
repr(item_name), repr(container))
self.fail(self._formatMessage(msg, standardMsg))
if sys.version_info < (2,7):
def assertIsNone(self, obj):
self.assertEqual(obj, None)
def assertIsNotNone(self, obj):
self.assertNotEqual(obj, None)
def assertIsInstance(self, obj, type):
self.assertTrue(isinstance(obj, type))
def assertGreater(self, a, b):
self.assertTrue(a > b)
def assertGreaterEqual(self, a, b):
self.assertTrue(a >= b)
def assertLess(self, a, b):
self.assertTrue(a < b)
def assertLessEqual(self, a, b):
self.assertTrue(a <= b)
def assertIn(self, member, container):
if member not in container:
self.fail('{0} not found in {1}.'.format(
safe_repr(member), safe_repr(container)))
@contextmanager
def _assertRaisesContextManager(self, excClass):
try:
yield
self.fail('{0} was not raised'.format(safe_repr(excClass)))
except excClass:
pass
def assertRaises(self, excClass, callableObj=None, *args, **kwargs):
if callableObj:
super(ExtendedTestCase, self).assertRaises(
excClass,
callableObj,
*args,
**kwargs
)
else:
return self._assertRaisesContextManager(excClass)
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