def test_is_expired(self):
""" Test is_expired() call """
now = time.time()
ttl_dict = TTLDict(60, a=1, b=2)
self.assertFalse(ttl_dict.is_expired('a'))
self.assertFalse(ttl_dict.is_expired('a', now=now))
self.assertTrue(ttl_dict.is_expired('a', now=now + 61))
# remove=False, so nothing should be gone
self.assertEqual(len(ttl_dict), 2)
