(quickcheck (subject (gen-uint8)) (verify subject (is positive?)) (verify subject (is < 100))) ;; It will invoke the generator (current-sample-size) times ;; and binds the result to subject which then can be verified ;; The output will only report success (once) if the verification succeeded for all ;; values of subjct. ;; It will report the very first verification that failed for any value of subject ;; Example output with console reporter ;; ;; ✔ (verify subj (is positive?)) ;; ✔ (verify subject (is positive?)) ;; ✘ (verify subject (is < 100)) ;; Expected 238 to be < 100