'retrieving a course with a ccx key works'

def test_get_course(self):

    expected = self.get_course(self.ccx_locator.to_course_locator())
    actual = self.get_course(self.ccx_locator)
    self.assertEqual(expected.location.course_key, actual.location.course_key.to_course_locator())
    self.assertEqual(expected.display_name, actual.display_name)
