def test_survey_survey_score_grouping() -> None:
"""A test for score_grouping() in class Survey."""
q1 = YesNoQuestion(1, 'BBC')
q2 = MultipleChoiceQuestion(2, 'ABC', ['A', 'B', 'C'])
a1 = Answer(True)
a2 = Answer('A')
a3 = Answer(True)
a4 = Answer('C')
a5 = Answer(True)
a6 = Answer('B')
a7 = Answer(False)
a8 = Answer('C')
stu1 = Student(100, 'Jack')
stu2 = Student(200, 'Mike')
stu3 = Student(300, 'Diana')
stu4 = Student(400, 'Tom')
stu1.set_answer(q1, a1)
stu1.set_answer(q2, a2)
stu2.set_answer(q1, a3)
stu2.set_answer(q2, a4)
stu3.set_answer(q1, a5)
stu3.set_answer(q2, a6)
stu4.set_answer(q1, a7)
stu4.set_answer(q2, a8)
s = Survey([q1, q2])
c = HomogeneousCriterion()
s.set_weight(2.0, q1)
s.set_criterion(c, q1)
s.set_criterion(c, q2)
g1 = Group([stu1, stu2])
g2 = Group([stu3, stu4])
grouping = Grouping()
grouping.add_group(g1)
grouping.add_group(g2)
assert s.score_grouping(grouping) == 0.5
def test_survey_survey_set_criterion_invalid() -> None:
"""A test for set_criterion() in class Survey."""
q1 = CheckboxQuestion(1, 'ABC', ['a', '1', ','])
q2 = YesNoQuestion(2, 'BBC')
s = Survey([q1])
c = HomogeneousCriterion()
assert s.set_criterion(c, q2) is False
def test_course_all_answered() -> None:
"""A test for all_answered() in class Course."""
s1 = Student(1, 'A')
s2 = Student(2, 'B')
c = Course('CS')
c.enroll_students([s1, s2])
q1 = YesNoQuestion(2, 'F')
q2 = YesNoQuestion(3, 'K')
a1 = Answer(True)
a2 = Answer(False)
survey = Survey([q1, q2])
s1.set_answer(q1, a1)
s1.set_answer(q2, a2)
s2.set_answer(q1, a1)
s2.set_answer(q2, a2)
assert c.all_answered(survey) is True
def test_survey_survey_get_questions() -> None:
"""A test for get_questions() in class Survey."""
q1 = CheckboxQuestion(1, 'ABC', ['a', '1', ','])
q2 = YesNoQuestion(2, 'BBC')
s = Survey([q1, q2])
lst = s.get_questions()
assert q1 in lst and q2 in lst
def test_criterion() -> None:
ho_crit = HomogeneousCriterion()
he_crit = HeterogeneousCriterion()
lo_crit = LonelyMemberCriterion()
ynq = YesNoQuestion(1, "Is earth round")
ynq_1_answers = [Answer(True), Answer(True), Answer(True), Answer(True)]
ynq_2_answers = [Answer(True), Answer(False), Answer(True), Answer(False)]
ynq_3_answers = [Answer(True)]
ynq_4_answers = [Answer(True), Answer(False)]
assert ho_crit.score_answers(ynq, ynq_1_answers) == 1
assert ho_crit.score_answers(ynq, ynq_2_answers) == 1 / 3
assert ho_crit.score_answers(ynq, ynq_3_answers) == 1
assert ho_crit.score_answers(ynq, ynq_4_answers) == 0
assert he_crit.score_answers(ynq, ynq_1_answers) == 0.0
assert he_crit.score_answers(ynq, ynq_2_answers) == pytest.approx(2 / 3,
rel=1e-3)
assert he_crit.score_answers(ynq, ynq_3_answers) == 0.0
assert he_crit.score_answers(ynq, ynq_4_answers) == 1
assert lo_crit.score_answers(ynq, ynq_1_answers) == 1
assert lo_crit.score_answers(ynq, ynq_2_answers) == 0.0
assert lo_crit.score_answers(ynq, ynq_3_answers) == 1
assert lo_crit.score_answers(ynq, ynq_4_answers) == 0
def test_criterion_lonely_score_answer_valid_different() -> None:
"""A test for score_answer() in class LonelyMemberCriterion."""
q1 = YesNoQuestion(1, 'ABC')
a1 = Answer(True)
a2 = Answer(False)
a3 = Answer(False)
c = LonelyMemberCriterion()
assert c.score_answers(q1, [a1, a2, a3]) == 0.0
def test_answer_is_valid() -> None:
a_multiple = Answer("a")
a_checkbox = Answer(["a", "b"])
a_yesno = Answer(True)
a_yesno_2 = Answer(1)
a_numeric = Answer(15)
assert a_multiple.is_valid(MultipleChoiceQuestion(1, "choose", ["a", "b"]))\
is True
assert a_multiple.is_valid(MultipleChoiceQuestion(1, "choose", ["c", "b"])) \
is False
assert a_checkbox.is_valid(CheckboxQuestion(2, "choose", ["a", "b"])) is \
True
assert a_checkbox.is_valid(CheckboxQuestion(2, "choose", ["a", "a"])) is \
False
assert a_yesno.is_valid(YesNoQuestion(1, "choose")) is True
assert a_yesno_2.is_valid(YesNoQuestion(1, "choose")) is False
assert a_numeric.is_valid(NumericQuestion(1, "5+10", 1, 20)) is True
assert a_numeric.is_valid(NumericQuestion(1, "5+10", 18, 20)) is False
def test_lonely_member_criterion() -> None:
q = CheckboxQuestion(1, "choose", [1, 2, 3, 4])
q2 = YesNoQuestion(2, "choose")
a1 = Answer([1, 2, 3, 4])
a2 = Answer([1])
a3 = Answer([1])
a4 = Answer(True)
a5 = Answer(False)
a6 = Answer(True)
a7 = Answer(False)
c = LonelyMemberCriterion()
assert c.score_answers(q, [a1, a2]) == 0.0
assert c.score_answers(q, [a2, a3]) == 1.0
assert c.score_answers(q2, [a4, a5, a6, a7]) == 1.0
def test_criterion_hetero_score_answer_valid() -> None:
"""A test for score_answer() in class HeterogeneousCriterion."""
q1 = YesNoQuestion(1, 'ABC')
a1 = Answer(True)
a2 = Answer(True)
a3 = Answer(True)
a4 = Answer(True)
a5 = Answer(False)
a6 = Answer(False)
c = HeterogeneousCriterion()
# a1 a2 a3 a4 a5 a6
# a1 NA 1 1 1 0 0
# a2 1 NA 1 1 0 0
# a3 1 1 NA 1 0 0
# a4 1 1 1 NA 0 0
# a5 0 0 0 0 NA 1
# a6 0 0 0 0 1 NA
# score = 0.533333...
assert 0.53 < c.score_answers(q1, [a1, a2, a3, a4, a5, a6]) < 0.54
def test_survey_survey_score_student() -> None:
"""A test for score_student() in class Survey."""
q1 = YesNoQuestion(1, 'BBC')
q2 = MultipleChoiceQuestion(2, 'ABC', ['A', 'B', 'C'])
a1 = Answer(True)
a2 = Answer('A')
a3 = Answer(True)
a4 = Answer('C')
stu1 = Student(100, 'Jack')
stu2 = Student(200, 'Mike')
stu1.set_answer(q1, a1)
stu1.set_answer(q2, a2)
stu2.set_answer(q1, a3)
stu2.set_answer(q2, a4)
s = Survey([q1, q2])
c = HomogeneousCriterion()
s.set_weight(2.0, q1)
s.set_criterion(c, q1)
s.set_criterion(c, q2)
assert s.score_students([stu1, stu2]) == 1.0
def test_grouper_window_make_grouping() -> None:
"""A test for make_grouping() in class WindowGrouper."""
q1 = YesNoQuestion(1, 'BBC')
q2 = MultipleChoiceQuestion(2, 'ABC', ['A', 'B', 'C'])
a1 = Answer(True)
a2 = Answer('A')
a3 = Answer(True)
a4 = Answer('B')
a5 = Answer(True)
a6 = Answer('B')
a7 = Answer(False)
a8 = Answer('C')
stu1 = Student(100, 'Jack')
stu2 = Student(200, 'Mike')
stu3 = Student(300, 'Diana')
stu4 = Student(400, 'Tom')
stu1.set_answer(q1, a1)
stu1.set_answer(q2, a2)
stu2.set_answer(q1, a3)
stu2.set_answer(q2, a4)
stu3.set_answer(q1, a5)
stu3.set_answer(q2, a6)
stu4.set_answer(q1, a7)
stu4.set_answer(q2, a8)
window = WindowGrouper(2)
survey = Survey([q1, q2])
course = Course('CS')
cri = HomogeneousCriterion()
survey.set_weight(2.0, q1)
survey.set_criterion(cri, q1)
survey.set_criterion(cri, q2)
course.enroll_students([stu1, stu2, stu3, stu4])
result = window.make_grouping(course, survey).get_groups()
assert stu1 in result[1]
assert stu2 in result[0]
assert stu3 in result[0]
assert stu4 in result[1]
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
def test_yesno_question_get_similarity() -> None:
q = YesNoQuestion(1, 'choose')
a1 = Answer(True)
a2 = Answer(False)
assert q.get_similarity(a1, a2) == 0.0
def test_yesno_question_validate_answer() -> None:
q = YesNoQuestion(1, 'choose!')
a1 = Answer(False)
a2 = Answer(1)
assert q.validate_answer(a1) is True
assert q.validate_answer(a2) is False
def test_yesno_question_string() -> None:
q = YesNoQuestion(1, 'choose!')
assert str(q) == 'choose! (Yes or No)'
def test_survey_yesno_to_string() -> None:
"""A test for __str__() in class YesNoQuestion."""
q = YesNoQuestion(1, 'ABC')
assert type(str(q)) is str
def test_survey_yesno_invalid_answer() -> None:
"""A test for validate_answer() in class YesNoQuestion."""
q = YesNoQuestion(1, 'ABC')
a = Answer(2)
assert q.validate_answer(a) is False
def test_survey_yesno_similarity_different() -> None:
"""A test for get_similarity() in class YesNoQuestion."""
q = YesNoQuestion(1, 'ABC')
a1 = Answer(True)
a2 = Answer(False)
assert q.get_similarity(a1, a2) == 0.0
def test_criterion_hetero_score_answer_valid_one() -> None:
"""A test for score_answer() in class HeterogeneousCriterion."""
q1 = YesNoQuestion(1, 'ABC')
a1 = Answer(True)
c = HeterogeneousCriterion()
assert c.score_answers(q1, [a1]) == 0.0
def test_grouper() -> None:
assert windows([3, 4, 6, 2, 3], 2) == [[3, 4], [4, 6], [6, 2], [2, 3]]
assert windows(['a', 1, 6.0, False], 3) == [['a', 1, 6.0], [1, 6.0, False]]
assert slice_list([3, 4, 6, 2, 3], 2) == [[3, 4], [6, 2], [3]]
assert slice_list(['a', 1, 6.0, False], 3) == [['a', 1, 6.0], [False]]
g = Group([Student(1, "roney"), Student(2, "tim"), Student(3, "allen")])
g_1 = Group([Student(1, "roney"), Student(2, "tim"), Student(3, "allen")])
g_2 = Group([Student(5, "roney"), Student(6, "tim"), Student(7, "allen")])
assert len(g) == 3
assert Student(1, "roney") in g
assert "roney" in str(g)
gr = Grouping()
assert gr.add_group(g)
assert not gr.add_group(g_1)
assert gr.add_group(g_2)
assert len(gr) == 2
course_0 = Course("Snake")
course_0.enroll_students(
[Student(1, "a"), Student(2, "b"), Student(3, "c")])
s = Survey([YesNoQuestion(1, "Is earth round")])
ag = AlphaGrouper(2)
gr = ag.make_grouping(course_0, s)
assert len(gr) == 2
course_0 = Course("Snake")
course_0.enroll_students(
[Student(1, "a"), Student(2, "b"), Student(3, "c")])
s = Survey([YesNoQuestion(1, "Is earth round")])
ag = AlphaGrouper(3)
gr = ag.make_grouping(course_0, s)
assert len(gr) == 1
course_0 = Course("Snake")
course_0.enroll_students(
[Student(1, "a"), Student(2, "b"), Student(3, "c")])
s = Survey([YesNoQuestion(1, "Is earth round")])
ag = RandomGrouper(2)
gr = ag.make_grouping(course_0, s)
assert len(gr) == 2
course_0 = Course("Snake")
course_0.enroll_students(
[Student(1, "a"), Student(2, "b"), Student(3, "c")])
s = Survey([YesNoQuestion(1, "Is earth round")])
ag = RandomGrouper(3)
gr = ag.make_grouping(course_0, s)
assert len(gr) == 1
course_0 = Course("Snake")
s1 = Student(1, "a")
s2 = Student(2, "b")
s3 = Student(3, "c")
q = YesNoQuestion(1, "Is earth round")
s1.set_answer(q, Answer(True))
s2.set_answer(q, Answer(False))
s3.set_answer(q, Answer(True))
course_0.enroll_students([s1, s2, s3])
s = Survey([q])
ag = GreedyGrouper(2)
gr = ag.make_grouping(course_0, s)
assert len(gr) == 2
course_0 = Course("Snake")
s1 = Student(1, "a")
s2 = Student(2, "b")
s3 = Student(3, "c")
q = YesNoQuestion(1, "Is earth round")
s1.set_answer(q, Answer(True))
s2.set_answer(q, Answer(False))
s3.set_answer(q, Answer(True))
course_0.enroll_students([s1, s2, s3])
s = Survey([q])
ag = GreedyGrouper(3)
gr = ag.make_grouping(course_0, s)
assert len(gr) == 1
groups = gr.get_groups()
assert groups[0]._member_id == [1, 3, 2]
course_0 = Course("Snake")
s1 = Student(1, "a")
s2 = Student(2, "b")
s3 = Student(3, "c")
q = YesNoQuestion(1, "Is earth round")
s1.set_answer(q, Answer(True))
s2.set_answer(q, Answer(False))
s3.set_answer(q, Answer(True))
course_0.enroll_students([s1, s2, s3])
s = Survey([q])
s.set_criterion(LonelyMemberCriterion(), q)
ag = GreedyGrouper(2)
gr = ag.make_grouping(course_0, s)
assert len(gr) == 2
groups = gr.get_groups()
assert groups[0]._member_id == [1, 3]
assert groups[1]._member_id == [2]
course_0 = Course("Snake")
s1 = Student(1, "a")
s2 = Student(2, "b")
s3 = Student(3, "c")
s4 = Student(4, "d")
q = YesNoQuestion(1, "Is earth round")
s1.set_answer(q, Answer(True))
s2.set_answer(q, Answer(True))
s3.set_answer(q, Answer(True))
s4.set_answer(q, Answer(True))
course_0.enroll_students([s1, s2, s3, s4])
s = Survey([q])
s.set_criterion(LonelyMemberCriterion(), q)
ag = WindowGrouper(2)
gr = ag.make_grouping(course_0, s)
assert len(gr) == 2
groups = gr.get_groups()
assert groups[0]._member_id == [1, 2]
assert groups[1]._member_id == [3, 4]
course_0 = Course("Snake")
s1 = Student(1, "a")
s2 = Student(2, "b")
s3 = Student(3, "c")
s4 = Student(4, "d")
q = YesNoQuestion(1, "Is earth round")
s1.set_answer(q, Answer(True))
s2.set_answer(q, Answer(False))
s3.set_answer(q, Answer(True))
s4.set_answer(q, Answer(False))
course_0.enroll_students([s1, s2, s3, s4])
s = Survey([q])
s.set_criterion(HeterogeneousCriterion(), q)
ag = WindowGrouper(2)
gr = ag.make_grouping(course_0, s)
assert len(gr) == 2
groups = gr.get_groups()
assert groups[0]._member_id == [1, 2]
assert groups[1]._member_id == [3, 4]
course_0 = Course("Snake")
s1 = Student(1, "a")
s2 = Student(2, "b")
s3 = Student(3, "c")
s4 = Student(4, "d")
q = YesNoQuestion(1, "Is earth round")
s1.set_answer(q, Answer(True))
s2.set_answer(q, Answer(False))
s3.set_answer(q, Answer(True))
s4.set_answer(q, Answer(False))
course_0.enroll_students([s1, s2, s3, s4])
s = Survey([q])
s.set_criterion(HomogeneousCriterion(), q)
ag = WindowGrouper(2)
gr = ag.make_grouping(course_0, s)
assert len(gr) == 2
groups = gr.get_groups()
assert groups[0]._member_id == [1, 2]
assert groups[1]._member_id == [3, 4]
course_0 = Course("Snake")
s1 = Student(1, "a")
s2 = Student(2, "b")
s3 = Student(3, "c")
s4 = Student(4, "d")
q = YesNoQuestion(1, "Is earth round")
s1.set_answer(q, Answer(True))
s2.set_answer(q, Answer(False))
s3.set_answer(q, Answer(False))
s4.set_answer(q, Answer(False))
course_0.enroll_students([s1, s2, s3, s4])
s = Survey([q])
s.set_criterion(HomogeneousCriterion(), q)
ag = WindowGrouper(2)
gr = ag.make_grouping(course_0, s)
assert len(gr) == 2
groups = gr.get_groups()
assert groups[0]._member_id == [2, 3]
assert groups[1]._member_id == [1, 4]
def test_survey_answer_is_valid_yes() -> None:
"""A test for is_valid() in class Answer."""
q = YesNoQuestion(1, 'ABC')
a = Answer(True)
assert a.is_valid(q)
def test_survey_survey_set_weight_invalid() -> None:
"""A test for set_weight() in class Survey."""
q1 = CheckboxQuestion(1, 'ABC', ['a', '1', ','])
q2 = YesNoQuestion(2, 'BBC')
s = Survey([q1])
assert s.set_weight(2.0, q2) is False
def test_survey_survey_contain() -> None:
"""A test for __contain__() in class Survey."""
q1 = CheckboxQuestion(1, 'ABC', ['a', '1', ','])
q2 = YesNoQuestion(2, 'BBC')
s = Survey([q1, q2])
assert q1 in s
def test_survey_survey_to_string() -> None:
"""A test for __str__() in class Survey."""
q1 = CheckboxQuestion(1, 'ABC', ['a', '1', ','])
q2 = YesNoQuestion(2, 'BBC')
s = Survey([q1, q2])
assert type(str(s)) is str
