#lang racket/base (require yaragg/examples/empty-symbol yaragg/support rackunit) (check-true (and (member (parse-to-datum "") (list '(top (xs)) '(top (ys)) '(top (zs)))) #t)) ;; x is normal (check-equal? (parse-to-datum "x") '(top (xs "x" (xs)))) (check-equal? (parse-to-datum "xx") '(top (xs "x" (xs "x" (xs))))) (check-equal? (parse-to-datum "xxx") '(top (xs "x" (xs "x" (xs "x" (xs)))))) ;; y cuts (check-equal? (parse-to-datum "y") '(top (ys "y"))) (check-equal? (parse-to-datum "yy") '(top (ys "y"))) (check-equal? (parse-to-datum "yyy") '(top (ys "y"))) ;; z splices (check-equal? (parse-to-datum "z") '(top (zs "z"))) (check-equal? (parse-to-datum "zz") '(top (zs "z" "z"))) (check-equal? (parse-to-datum "zzz") '(top (zs "z" "z" "z")))