updated tests to match book
updated tests to match book

subramaniashiva/buildfirst,cesarmarinhorj/buildfirst,thalesmello/buildfirst,stevemao/buildfirst,stevemao/buildfirst,cesarmarinhorj/buildfirst,buildfirst/buildfirst,buildfirst/buildfirst,cesarmarinhorj/buildfirst,buildfirst/buildfirst,subramaniashiva/buildfirst,stevemao/buildfirst,thalesmello/buildfirst,subramaniashiva/buildfirst,stevemao/buildfirst,thalesmello/buildfirst,thalesmello/buildfirst,cesarmarinhorj/buildfirst,subramaniashiva/buildfirst,buildfirst/buildfirst