def test_print_class_list_no_grades(self, mock_stdout, mock_input):
crud.file_write([])
crud.add_student()
crud.print_class_list()
self.assertTrue("Test Test T12345678 True 10.0 / 20.0"
, mock_stdout.getvalue())
crud.file_write([])
def test_calculate_class_average(self, mock_stdout, mock_input):
crud.file_write([])
crud.add_student()
crud.add_student()
crud.add_student()
crud.calculate_class_average()
self.assertTrue("15", mock_stdout.getvalue())
crud.file_write([])
def test_file_read(self):
student_1 = student.Student("test", "test", "t11111111", True, [])
student_2 = student.Student("test", "test", "t22222222", True, [])
crud.file_write([student_1, student_2])
students = crud.file_read()
self.assertTrue(student_1.get_student_number() in students[0].get_student_number()
and student_2.get_student_number() in students[1].get_student_number())
crud.file_write([])
def test_file_write(self, mock_file):
student_instance = Student("Linh", "Truong", "A01081792", True)
student_instance.update_grades(90)
value = file_write(student_instance)
mock_file().read()
mock_file().write.assert_called_once_with(
"Linh Truong A01081792 True 90\n")
self.assertEqual(value, True)
def test_file_write(self):
crud.file_write([])
student_1 = student.Student("test", "test", "t11111111", True, [])
student_2 = student.Student("test", "test", "t22222222", True, [])
crud.file_write([student_1, student_2])
self.assertTrue(
crud.file_read()[0].get_student_number() == "T11111111"
and crud.file_read()[1].get_student_number() == "T22222222")
crud.file_write([])
def test_calculate_class_average_no_grades(self, mock_stdout, mock_input):
crud.file_write([])
crud.add_student()
crud.calculate_class_average()
self.assertTrue("No available grades" in mock_stdout.getvalue())
crud.file_write([])
def test_create_student_duplicate_student_number(self, mock_input):
crud.add_student()
with self.assertRaises(ValueError):
crud.create_student()
crud.file_write([])
def test_delete_student(self, mock_input):
crud.file_write([])
crud.add_student()
crud.delete_student()
self.assertEqual(0, len(crud.file_read()))
def test_print_class_list_empty_database(self, mock_stdout):
crud.file_write([])
crud.print_class_list()
self.assertTrue("Database is empty", mock_stdout.getvalue())
def test_add_grade_invalid_student_number(self, mock_stdout, mock_input):
crud.file_write([])
crud.add_grade()
self.assertTrue("does not exist" in mock_stdout.getvalue())
def test_add_student_duplicate_student_number(self, mock_stdout, mock_input):
crud.add_student()
crud.add_student()
self.assertTrue("ERROR" in mock_stdout.getvalue())
crud.file_write([])
def test_file_append_student(self):
crud.file_write([])
crud.file_append_student(
student.Student("test", "test", "t12345678", True, []))
self.assertEqual(crud.file_read()[0].get_student_number(), "T12345678")
crud.file_write([])
def test_file_write_blank(self):
crud.file_write([])
self.assertEqual(0, len(crud.file_read()))
def test_add_grade_invalid_grade(self, mock_stdout, mock_input):
crud.file_write([])
crud.add_student()
crud.add_grade()
self.assertTrue("Invalid grade" in mock_stdout.getvalue())
def test_calculate_class_average_empty_database(self, mock_stdout):
crud.file_write([])
crud.calculate_class_average()
self.assertTrue("No available grades" in mock_stdout.getvalue())
def test_add_student_successfully(self, mock_input):
crud.add_student()
self.assertEqual("T12345678", crud.file_read()[0].get_student_number())
crud.file_write([])
def test_file_write_student_called_once(self, mock_input, mock_file):
student_instance = Student("Linh", "Truong", "A01081792", True)
student_instance.update_grades(90)
file_write(student_instance)
mock_file().write.assert_called_once_with(
"Linh Truong A01081792 True 90\n")
def test_add_grade_successfully(self, mock_input):
crud.file_write([])
crud.add_student()
crud.add_grade()
self.assertEqual(42.0, crud.file_read()[0].get_final_grades()[0])
crud.file_write([])
