#intiliaze test made - that is all
Create #initialize method with class YahtzeeRoll. Pass test for valid num of dice
Update #initialize to check that dice roll is valid
Fixed #initialize to correctly raise error
Update spec on #scoring
pair categary for #scoring added to case statement
Add test for :three category on #scoring
:three tested and passed
:three tested and passed
small straight added
get test for large straight
get test successful for the large straight
Pass :full_house case
 finish the test for all