'Verify that we can move users to a different cohort.'

def test_only_changed(self):

    response_dict = self.request_add_users_to_cohort(','.join([user.username for user in (self.cohort2_users + self.cohort3_users)]), self.cohort1, self.course)
    self.verify_added_users_to_cohort(response_dict, self.cohort1, self.course, expected_added=[], expected_changed=([(user, self.cohort2.name) for user in self.cohort2_users] + [(user, self.cohort3.name) for user in self.cohort3_users]), expected_present=[], expected_preassigned=[], expected_unknown=[], expected_invalid=[])
