def test_update_when_when_non_empty_linked_list_and_item_is_present(self): # Arrange linkedlist = LinkedList() linkedlist.push_back("Umair") # Act updated = linkedlist.update("Umair", "Usman") # Assert self.assertTrue(updated) self.assertTrue(linkedlist.find("Usman"))
def test_find_when_when_non_empty_linked_list_and_item_is_present(self): # Arrange linkedlist = LinkedList() linkedlist.push_back("Umair") # Act found = linkedlist.find("Umair") # Assert self.assertTrue(found) self.assertEqual("Umair", found.data)
def test_push_back_when_empty_linked_list(self): # Arrange linkedlist = LinkedList() # Act pushed = linkedlist.push_back("Umair") # Assert self.assertTrue(pushed) self.assertTrue(linkedlist.size() == 1) self.assertTrue(linkedlist.find("Umair"))
def test_push_back_when_single_item_linked_list(self): # Arrange linkedlist = LinkedList() linkedlist.push_back("Umair") # Act pushed = linkedlist.push_back("Aamir") # Assert self.assertTrue(pushed) self.assertTrue(linkedlist.size() == 2) self.assertTrue(linkedlist.find("Aamir"))
def test_push_back_when_more_than_two_items_linked_list(self): # Arrange linkedlist = LinkedList() linkedlist.push_back("Umair") linkedlist.push_back("Usman") linkedlist.push_back("Rayan") # Act pushed = linkedlist.push_back("Aamir") # Assert self.assertTrue(pushed) self.assertTrue(linkedlist.size() == 4) self.assertTrue(linkedlist.find("Aamir"))