[configlet] simple-linked-list: missing test cases

[github-actions]

Missing test cases for simple-linked-list

Part of #2959.

The following test cases from problem-specifications are not yet implemented in this track:

• 962d998c-c203-41e2-8fbd-85a7b98b79b9 count -> Empty list has length of zero
• 9760262e-d7e4-4639-9840-87e2e2fbb115 count -> Singleton list has length of one
• d9955c90-637c-441b-b41d-8cfb48e924a8 count -> Non-empty list has correct length
• 0c3966db-58f9-4632-b94c-8ea13e54c2c8 pop -> Pop from empty list is an error
• a4f9d2e1-7425-49ef-9ee8-6c0cb3407cf0 pop -> Can pop from singleton list
• 6dcbb2c9-d98a-47bc-a010-9c19703d3ea2 pop -> Can pop from non-empty list
• e83aade9-f030-4096-aaf0-f9dc6491e6cf pop -> Can pop multiple items
• 5c46bcf2-c0a9-4654-ae17-f3192436fcf1 pop -> Pop updates the count
• 70d747a1-2e84-4ebc-bc3f-dcbee6a05f6b push -> Can push to an empty list
• f3197f0a-1fea-45a5-939f-4a5ea60387ec push -> Can push to an empty list
• 391e332e-1f91-4033-b1e0-0e0c17812fa7 push -> Can push to a non-empty list
• ed4b0e01-3bbd-4895-af25-152b5914b3da push -> Push updates count
• 41666790-b932-4e5a-b323-e848a83d12d5 push -> Push and pop
• 930a4a5c-76f6-47ec-9be3-4e70993173a1 peek -> Peek on empty list is an error
• 43255a50-d919-4e81-afce-e4a271eaedbd peek -> Can peek on singleton list
• 48353020-e25d-4621-a854-e35fb1e15fa7 peek -> Can peek on non-empty list
• 96fcead9-a713-46c2-8005-3f246c873851 peek -> Peek does not change the count
• 7576ed05-7ff7-4b84-8efb-d34d62c110f5 peek -> Can peek after a pop and push
• b97d00b6-2fab-435d-ae74-3233dcc13698 toList LIFO -> Empty linked list to list is empty
• eedeb95f-b5cf-431d-8ad6-5854ba6b251c toList LIFO -> To list with multiple values
• 838678de-eaf3-4c14-b34e-7e35b6d851e8 toList LIFO -> To list after a pop
• 03fc83a5-48a8-470b-a2d2-a286c5e8365f toList FIFO -> Empty linked list to list is empty
• 1282484e-a58c-426a-972e-90746bda61fc toList FIFO -> To list with multiple values
• 05ca3109-1249-4c0c-a567-a3b2f8352a7c toList FIFO -> To list after a pop
• 5e6c1a3d-e34b-46d3-be59-3f132a820ed5 reverse -> Reversed empty list has same values
• 93c87ed3-862a-474f-820b-ba3fd6b6daf6 reverse -> Reversed singleton list is same list
• 92851ebe-9f52-4406-b92e-0718c441a2ab reverse -> Reversed non-empty list is reversed
• 1210eeda-b23f-4790-930c-7ac6d0c8e723 reverse -> Reversed non-empty list is reversed
• 9b53af96-7494-4cfa-9b77-b7366fed5c4c reverse -> Double reverse

How to help

For detailed instructions on how to fetch configlet and update the tests, please see the "How to do this task" section in the main tracking issue:
👉 Read the instructions here

This issue is managed automatically by the Create Configlet Sync Issues workflow.