def test_number_of_failing_students_among_successful_student(self):
ivanov = StudentMarks([2, 3, 4, 5])
smirnov = StudentMarks([4, 3, 4, 4, 5])
sidorov = StudentMarks([4, 5, 4, 5, 5, 5])
journal = Register([ivanov, smirnov, sidorov])
result = journal.count_of_losers()
self.assertEqual(0, result)
def test_number_of_excellent_students_among_failing_student(self):
ivanov = StudentMarks([2, 3, 2])
smirnov = StudentMarks([2, 2, 2, 2, 5])
sidorov = StudentMarks([3, 3, 4, 3])
journal = Register([ivanov, smirnov, sidorov])
result = journal.count_of_excellent()
self.assertEqual(0, result)
def test_number_of_excellent_student(self):
ivanov = StudentMarks([5, 5, 4, 5, 5])
smirnov = StudentMarks([2, 3])
sidorov = StudentMarks([4, 5, 4, 5, 5, 5])
petrov = StudentMarks([2, 4])
journal = Register([ivanov, smirnov, sidorov, petrov])
result = journal.count_of_excellent()
self.assertEqual(2, result)
def test_surnames_of_excellent_students(self):
ivanov = StudentMarks([5, 5, 4, 5, 5])
smirnov = StudentMarks([2, 3])
sidorov = StudentMarks([4, 5, 4, 5, 5, 5])
petrov = StudentMarks([2, 4])
journal = Register([ivanov, smirnov, sidorov, petrov])
result = journal.surnames_of_excellent_students()
self.assertEqual([ivanov, sidorov], result)
def test_number_of_failing_student(self):
ivanov = StudentMarks([2, 2, 2, 2])
smirnov = StudentMarks([2, 3, 2, 2, 3])
sidorov = StudentMarks([4, 5, 4, 5, 5, 5])
petrov = StudentMarks([2, 3, 2])
journal = Register([ivanov, smirnov, sidorov, petrov])
result = journal.count_of_losers()
self.assertEqual(3, result)
def test_number_of_successful_student(self):
ivanov = StudentMarks([5, 5, 4, 5, 5])
smirnov = StudentMarks([2, 3])
sidorov = StudentMarks([4, 5, 4, 5, 5, 5])
petrov = StudentMarks([2, 4])
journal = Register([ivanov, smirnov, sidorov, petrov])
result = journal.count_of_students_who_successfully_pass()
self.assertEqual(2, result)
def test_surnames_of_successful_students(self):
ivanov = StudentMarks([5, 5, 4, 5, 5])
smirnov = StudentMarks([2, 3, 5, 5, 5, 5, 5])
sidorov = StudentMarks([3, 5, 4, 3, 3, 3])
petrov = StudentMarks([2, 4])
journal = Register([ivanov, smirnov, sidorov, petrov])
result = journal.students_who_successfully_pass()
self.assertEqual([ivanov, smirnov, sidorov], result)
def validate_text(self):
try:
marks1 = parser_marks(self.marks1_txt)
self.stud1 = StudentMarks(marks1)
marks2 = parser_marks(self.marks2_txt)
self.stud2 = StudentMarks(marks2)
marks3 = parser_marks(self.marks3_txt)
self.stud3 = StudentMarks(marks3)
self.set_btn_enabled()
self.logger.log('Marks was successfully written: %s, %s, %s' %
(marks1, marks2, marks3))
except:
self.set_btn_disabled()
self.logger.log('Invalid input!')
def validate_text(self):
try:
self.marks1 = self.parser_marks(self.txt_from_stud1_txt)
stud1 = StudentMarks(self.marks1)
self.marks2 = self.parser_marks(self.txt_from_stud2_txt)
stud2 = StudentMarks(self.marks2)
self.marks3 = self.parser_marks(self.txt_from_stud3_txt)
stud3 = StudentMarks(self.marks3)
except:
self.set_btn_disabled()
else:
self.set_btn_enabled()
journal = Register([stud1, stud2, stud3])
self.count_of_losers = journal.count_of_losers()
self.count_of_students_who_successfully_pass = journal.count_of_students_who_successfully_pass(
)
self.count_of_excellent = journal.count_of_excellent()
def test_return_error_message_if_add_invalid_type_of_marks(self):
sidorov = StudentMarks([3, 3, 4, 3])
self.assertRaises(TypeError, sidorov.add_new_marks, ['two', 'three'])
def test_number_of_success_students_not_negative(self):
sidorov = StudentMarks([4, 5, 4, 5, 5, 5])
journal = Register([sidorov])
result = journal.count_of_students_who_successfully_pass()
self.assertGreaterEqual(result, 0)
def test_average_mark_not_string(self):
result = StudentMarks([2, 3]).average_of_marks()
self.assertNotIsInstance(result, str)
def test_correct_amount(self):
result = StudentMarks([2, 3]).amount_of_marks()
self.assertEqual(result, 2)
def test_correct_average_mark(self):
result = StudentMarks([2, 3]).average_of_marks()
self.assertEqual(2.5, result)
def test_average_mark_not_negative(self):
result = StudentMarks([2, 3]).average_of_marks()
self.assertGreaterEqual(result, 0)
def test_return_error_message_if_add_mark_greater_5(self):
sidorov = StudentMarks([3, 3, 4, 3])
self.assertRaises(ValueError, sidorov.add_new_marks, [3, 7, 5])
def test_return_error_message_if_add_negative_marks(self):
sidorov = StudentMarks([3, 3, 4, 3])
self.assertRaises(ValueError, sidorov.add_new_marks, [-2])
def test_number_of_excellent_students_not_negative(self):
sidorov = StudentMarks([4, 5, 4, 5, 5, 5])
journal = Register([sidorov])
result = journal.count_of_excellent()
self.assertGreaterEqual(result, 0)
def test_add_two_marks_to_a_student(self):
sidorov = StudentMarks([3, 3, 4, 3])
sidorov.add_new_marks([5, 4])
self.assertEqual([3, 3, 4, 3, 5, 4], sidorov.marks)
def test_correct_add_mark_to_a_student(self):
sidorov = StudentMarks([3, 3, 4, 3])
sidorov.add_new_marks([5])
self.assertEqual([3, 3, 4, 3, 5], sidorov.marks)