failing test
i know how to extend prototypes (probably a bad idea)
sketch
i expected that to pass, and it did
failing test case
up case
does not find down
passing test case
refactor
woot, fails because Ive missed a case
simplify and refactor
first failing test
passing test
failing test
simplest possible implementation
no such concept as stacks
simplest possible pass
no way to add to the card
stub add method
stubbed out enough to fail gracefull