def test_score_multiple(self):
"""
Test for score() in the multi-select scenario. Coursera-style scoring is expected.
"""
answers = [
AnswerChoice(uuid=uuid4(), answer='Panama', checked=True),
AnswerChoice(uuid=uuid4(), answer='Montreal', checked=False),
AnswerChoice(uuid=uuid4(), answer='Canada', checked=True),
AnswerChoice(uuid=uuid4(), answer='Overfitting', checked=False)
]
question = Question(question="Which of the following are countries?",
answers=answers,
multiple=True)
def get_uuids(*indexes):
return [answers[idx].uuid for idx in indexes]
score = question.score([])
self.assertAlmostEqual(0.5, score)
score = question.score(get_uuids(0, 2))
self.assertAlmostEqual(1.0, score)
score = question.score(get_uuids(0, 1, 3))
self.assertAlmostEqual(0.25, score)
score = question.score(get_uuids(0, 2, 3))
self.assertAlmostEqual(0.75, score)
def test_score_single(self):
"""
Test for score() when only a single answer is correct
"""
answers = [
AnswerChoice(uuid=uuid4(), answer='0', checked=False),
AnswerChoice(uuid=uuid4(), answer='4', checked=True),
AnswerChoice(uuid=uuid4(), answer='5', checked=False)
]
question = Question(uuid=uuid4(),
question='2+2=?',
answers=answers,
multiple=False)
for answer in answers:
expected_score = 1.0 if answer.checked else 0.0
score = question.score([answer.uuid])
self.assertAlmostEqual
(expected_score, score)