def test_checkbox_question_validate_answer() -> None:
q = CheckboxQuestion(1, "choose", ['a', 'b', 'c'])
a1 = Answer([])
a2 = Answer(['a', 'c'])
a3 = Answer(['a', 'a'])
a4 = Answer(True)
assert q.validate_answer(a1) is False
assert q.validate_answer(a2) is True
assert q.validate_answer(a3) is False
assert q.validate_answer(a4) is False
def test_survey_checkbox_invalid_answer_duplicate() -> None:
"""A test for validate_answer() in class CheckboxQuestion."""
q = CheckboxQuestion(1, 'ABC', ['a', '1', ','])
a = Answer(['a', 'a'])
assert q.validate_answer(a) is False
def test_questions() -> None:
mcq_1 = MultipleChoiceQuestion(1, "Cities in Canada",
["Toronto", "Ottawa", "Vancouver"])
assert mcq_1.id == 1
assert mcq_1.text == "Cities in Canada"
assert "Cities in Canada" in str(mcq_1)
assert "Toronto" in str(mcq_1)
assert "Ottawa" in str(mcq_1)
assert "Montreal" not in str(mcq_1)
mcq_1_ans = Answer("Toronto")
mcq_1_c_ans = Answer("Toronto")
mcq_2_ans = Answer("Montreal")
mcq_3_ans = Answer("")
assert mcq_1_ans.is_valid(mcq_1)
assert not mcq_2_ans.is_valid(mcq_1)
assert mcq_1.validate_answer(mcq_1_ans)
assert not mcq_1.validate_answer(mcq_2_ans)
assert not mcq_1.validate_answer(mcq_3_ans)
assert mcq_1.get_similarity(mcq_1_ans, mcq_1_c_ans) == 1.0
assert mcq_1.get_similarity(mcq_1_ans, mcq_2_ans) == 0.0
nq_1 = NumericQuestion(1, "A n.o between 1 and 5", 1, 5)
nq_1_ans = Answer(1)
nq_2_ans = Answer(2)
nq_3_ans = Answer(3)
nq_4_ans = Answer(5)
nq_5_ans = Answer(10)
nq_6_ans = Answer(1)
assert nq_1.validate_answer(nq_1_ans)
assert nq_1.validate_answer(nq_2_ans)
assert nq_1.validate_answer(nq_3_ans)
assert nq_1.validate_answer(nq_4_ans)
assert not nq_1.validate_answer(nq_5_ans)
assert nq_1_ans.is_valid(nq_1)
assert nq_2_ans.is_valid(nq_1)
assert nq_3_ans.is_valid(nq_1)
assert nq_4_ans.is_valid(nq_1)
assert not nq_5_ans.is_valid(nq_1)
assert nq_1.get_similarity(nq_1_ans, nq_6_ans) == 1.0
assert nq_1.get_similarity(nq_1_ans, nq_4_ans) == 0.0
assert nq_1.get_similarity(nq_2_ans, nq_3_ans) == 0.75
ynq = YesNoQuestion(1, "Is earth round")
ynq_1 = Answer(True)
ynq_2 = Answer(False)
ynq_3 = Answer(False)
assert ynq_1.is_valid(ynq)
assert ynq_2.is_valid(ynq)
assert not ynq.get_similarity(ynq_1, ynq_2)
assert ynq.get_similarity(ynq_2, ynq_3)
cbq = CheckboxQuestion(1, "Cities in Canada",
["Toronto", "Ottawa", "Vancouver"])
cbq_1 = Answer(["Toronto", "Ottawa"])
cbq_2 = Answer(["Seoul", "Busan"])
cbq_3 = Answer(["Toronto", "Ottawa"])
cbq_4 = Answer(["Toronto", "Vancouver"])
assert cbq.validate_answer(cbq_1)
assert not cbq.validate_answer(cbq_2)
assert cbq_1.is_valid(cbq)
assert not cbq_2.is_valid(cbq)
assert cbq.get_similarity(cbq_1, cbq_3) == 1
assert cbq.get_similarity(cbq_1, cbq_4) == 1 / 3
assert cbq.get_similarity(cbq_1, cbq_2) == 0.0