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import unittest
from unittest.mock import sentinel, DEFAULT
class SentinelTest(unittest.TestCase):
def testSentinels(self):
self.assertEqual(sentinel.whatever, sentinel.whatever,
'sentinel not stored')
self.assertNotEqual(sentinel.whatever, sentinel.whateverelse,
'sentinel should be unique')
def testSentinelName(self):
self.assertEqual(str(sentinel.whatever), 'sentinel.whatever',
'sentinel name incorrect')
def testDEFAULT(self):
self.assertIs(DEFAULT, sentinel.DEFAULT)
def testBases(self):
# If this doesn't raise an AttributeError then help(mock) is broken
self.assertRaises(AttributeError, lambda: sentinel.__bases__)
if __name__ == '__main__':
unittest.main()
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