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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.
Looking at the tests I can tell that everything seems fine to me (especially when viewing tests requires completing the kata). So, I'm tempted to say that it's your code that isn't working correctly.
@mmanousos, click Attempt instead, or delete the red dot after the sample test and try again.
There's a mistake in sample tests.
Are you sure your code isn't missing the
end
the error is about?