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Collections are a way for you to organize kata so that you can create your own training routines. Every collection you create is public and automatically sharable with other warriors. After you have added a few kata to a collection you and others can train on the kata contained within the collection.
Get started now by creating a new collection.
The random test with negative page index is not obeying the constraint that negative pages are invalid and should return -1.
Testing .page_item_count() method for 12 elements, 1 elements per page, page number -1
It should work for random tests too: -1 should equal 1
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