'Ensure users can be filtered on no operator, eq and neq.
GET /users?password_expires_at={timestamp}
GET /users?password_expires_at=eq:{timestamp}'

def test_list_users_by_password_expires_at(self):

    expire_at_url = self._list_users_by_password_expires_at(self._format_timestamp((self.starttime + datetime.timedelta(days=2))))
    resp_users = self.get(expire_at_url).result.get('users')
    self.assertEqual(self.user2['id'], resp_users[0]['id'])
    expire_at_url = self._list_users_by_password_expires_at(self._format_timestamp((self.starttime + datetime.timedelta(days=2))), 'eq')
    resp_users = self.get(expire_at_url).result.get('users')
    self.assertEqual(self.user2['id'], resp_users[0]['id'])
    expire_at_url = self._list_users_by_password_expires_at(self._format_timestamp((self.starttime + datetime.timedelta(days=2))), 'neq')
    resp_users = self.get(expire_at_url).result.get('users')
    self.assertEqual(self.user['id'], resp_users[0]['id'])
    self.assertEqual(self.user3['id'], resp_users[1]['id'])
