Unit test to ensure all interface methods are checked.

Signed-off-by: OwenPatey <owen_patey@hotmail.com>
Unit test to check the consistency of the impls singleton.

Signed-off-by: OwenPatey <owen_patey@hotmail.com>
TDD!!!! Unit tests for performance centric fast-impls.js

All failing of course ;)

Signed-off-by: OwenPatey <owen_patey@hotmail.com>