def test_upd_discipline(self):
service = Service()
service._discipline_repo._discipline_list = []
service.add_discipline(1, "D1")
service.upd_discipline(1, "D2")
self.assertEqual(service.disciplines[0].name, "D2")
with self.assertRaises(ExistenceError):
service.upd_discipline(2, "D3")
def test_rem_discipline(self):
service = Service()
service._discipline_repo._discipline_list = []
service.add_discipline(1, "D1")
service.rem_discipline(1)
self.assertEqual(len(service.disciplines), 0)
with self.assertRaises(ExistenceError):
service.rem_discipline(2)
def test_add_discipline(self):
service = Service()
service._discipline_repo._discipline_list = []
service.add_discipline(1, "D1")
self.assertEqual(len(service.disciplines), 1)
self.assertEqual(service.disciplines[0].did, 1)
self.assertEqual(service.disciplines[0].name, "D1")
with self.assertRaises(UniqueError):
service.add_discipline(1, "D2")
def test_undo(self):
service = Service()
service._student_repo._student_list = []
service._discipline_repo._discipline_list = []
service._grade_repo._grade_list = []
with self.assertRaises(UndoBounds):
service._undo_service.undo()
service.add_student(1, "Name")
service.add_discipline(10, "Name2")
service.undo()
self.assertEqual(len(service.disciplines), 0)
service.redo()
with self.assertRaises(UndoBounds):
service.redo()
self.assertEqual(len(service.disciplines), 1)
service.undo()
service.undo()
service.redo()
service.redo()
self.assertEqual(len(service.students), 1)
service.upd_student(1, "Ion")
service.undo()
self.assertEqual(service.students[0].name, "Name")
service.upd_discipline(10, "Mate")
service.undo()
self.assertEqual(service.disciplines[0].name, "Name2")
service.grade_student(1, 10, 2)
service.undo()
self.assertEqual(len(service._grade_repo.grades), 0)
service.redo()
self.assertEqual(len(service._grade_repo.grades), 1)
service._student_repo._student_list = []
service._discipline_repo._discipline_list = []
service._grade_repo._grade_list = []
service.add_student(101, "ion")
service.add_discipline(101, "mate2")
service.grade_student(101, 101, 10)
service.rem_student(101)
self.assertEqual(len(service.grades), 0)
service.undo()
self.assertEqual(len(service.grades), 1)
service.redo()
self.assertEqual(len(service.grades), 0)
service.undo()
service.rem_discipline(101)
self.assertEqual(len(service.grades), 0)
service.undo()
self.assertEqual(len(service.grades), 1)
service.redo()
self.assertEqual(len(service.grades), 0)
def test_grade_student(self):
service = Service()
service._student_repo._student_list = []
service._discipline_repo._discipline_list = []
service._grade_repo._grade_list = []
service.add_student(1, "S1")
service.add_discipline(2, "D1")
service.grade_student(1, 2, 10)
self.assertEqual(len(service.grades), 1)
self.assertEqual(service.grades[0], Grade(1, 2, 10))
self.assertEqual(len(service.list_grades_to_string()),
len(service.grades))
with self.assertRaises(ExistenceError):
service.grade_student(2, 2, 10)
with self.assertRaises(ExistenceError):
service.grade_student(1, 1, 10)
def test_statistics(self):
service = Service()
service._student_repo._student_list = []
service._discipline_repo._discipline_list = []
service._grade_repo._grade_list = []
service.add_student(1, "Name")
service.add_discipline(10, "Name2")
service.grade_student(1, 10, 2)
self.assertEqual(service.rank_disciplines(), [[10, 2]])
self.assertEqual(service.rank_students(), [[1, 2]])
self.assertEqual(service.students_failing(), [[1, 10, 2]])
self.assertEqual(len(service.rank_disciplines()),
len(service.rank_disciplines_to_string()))
self.assertEqual(len(service.rank_students()),
len(service.rank_students_to_string()))
self.assertEqual(len(service.students_failing()),
len(service.students_failing_to_string()))
