def test_emails_are_unique(self):
        num_trials = 100
        emails_set = set()

        for i in range(num_trials):
            emails_set.add(fun.cool_email())

        self.assertEqual(len(emails_set), num_trials, msg="emails were not unique")
    def __init__(self):
        self.email = fun.cool_email()

        # Site version is a simple integer
        self._site_version = 1

        # The users that coach this user
        self.coach_set = set()

        # The users that are coached by this user
        self.learner_set = set()
 def test_format_is_consistent(self):
     for i in range(10):
         email = fun.cool_email()
         self.assertRegexpMatches(email, r'\S+\.the.\S+\.\[email protected]')