def test_can_not_save_csv_file_exist_error_exception(self):
f = Filer()
ans = f.save_csv('test_renee.csv', [1, 2, 3])
self.assertRaises(FileExistsError, ans)
def test_can_not_save_csv_general_exception(self):
f = Filer()
self.assertRaises(Exception, f.save_csv('test', [1, 2, 3]))
def test_name_error_save_cvs_exception(self):
f = Filer()
self.assertRaises(NameError, f.save_csv('#####.csv', [1, 2, 3]))
