'Check that 100 percent completion gets an A'

def test_a_grade(self):

    self.basic_setup()
    self.submit_question_answer('p1', {'2_1': 'Correct'})
    self.submit_question_answer('p2', {'2_1': 'Correct'})
    self.submit_question_answer('p3', {'2_1': 'Correct'})
    self.check_grade_percent(1.0)
    self.assertEqual(self.get_course_grade().letter_grade, 'A')
