#lang scheme/base (require schemeunit/test "file.scm") (check-equal? (my-+ 1 1) 2) (check-equal? (my-* 1 2) 2) (test-begin (let ((lst (list 2 4 6 9))) (check = (length lst) 4) (for-each (lambda (elt) (check-pred even? elt)) lst))) (test-case "List has length 4 and all elements even" (let ((lst (list 2 4 6 9))) (check = (length lst) 4) (for-each (lambda (elt) (check-pred even? elt)) lst)))