# Created by Egor Kostan.
# GitHub: https://github.com/ikostan
# LinkedIn: https://www.linkedin.com/in/egor-kostan/
# FUNDAMENTALS LISTS DATA STRUCTURES
import allure
import unittest
from utils.log_func import print_log
from kyu_7.fun_with_lists_length.node import Node
from kyu_7.fun_with_lists_length.length import length
[docs]@allure.epic('7 kyu')
@allure.parent_suite('Beginner')
@allure.suite("Data Structures")
@allure.sub_suite("Unit Tests")
@allure.feature("Lists")
@allure.story('Fun with lists: length')
@allure.tag()
@allure.link(url='',
name='Source/Kata')
class LengthTestCase(unittest.TestCase):
"""
Testing length function
"""
[docs] def test_length_none(self):
"""
Testing length function
where head = None
The method length, which accepts a linked list
(head), and returns the length of the list.
:return:
"""
allure.dynamic.title('Testing length function where head = None')
allure.dynamic.severity(allure.severity_level.NORMAL)
allure.dynamic.description_html('<h3>Codewars badge:</h3>'
'<img src="https://www.codewars.com/users/myFirstCode'
'/badges/large">'
'<h3>Test Description:</h3>'
"<p></p>")
with allure.step('Enter test node and verify the output'):
head = None
self.assertEqual(length(head), 0)
[docs] def test_length(self):
"""
Testing length function
The method length, which accepts a linked list
(head), and returns the length of the list.
:return:
"""
allure.dynamic.title('Testing length function')
allure.dynamic.severity(allure.severity_level.NORMAL)
allure.dynamic.description_html('<h3>Codewars badge:</h3>'
'<img src="https://www.codewars.com/users/myFirstCode'
'/badges/large">'
'<h3>Test Description:</h3>'
"<p></p>")
with allure.step('Enter test node and verify the output'):
n1 = Node(1)
n2 = Node(2, n1)
n3 = Node(3, n2)
head = Node(4, n3)
expected = 4
print_log(node=head, expected=expected)
self.assertEqual(expected, length(head))