chibi-scheme/tests/rsa-tests.scm
2014-02-01 23:40:15 +09:00

56 lines
1.5 KiB
Scheme

(import (scheme base) (scheme write) (chibi crypto rsa) (chibi test))
(test-begin "rsa")
;; Verify an explicit key.
;; p = 61, q = 53
(define priv-key (rsa-key-gen-from-primes 8 61 53))
(define pub-key (rsa-pub-key priv-key))
(test 439 (rsa-sign priv-key 42))
(test #t (rsa-verify? pub-key 42 (rsa-sign priv-key 42)))
(let ((msg 42))
(test msg (rsa-decrypt priv-key (rsa-encrypt pub-key msg))))
(define priv-key2 (rsa-key-gen-from-primes 32 2936546443 3213384203))
(define pub-key2 (rsa-pub-key priv-key2))
(let ((msg 42))
(test msg (rsa-decrypt priv-key2 (rsa-encrypt pub-key2 msg))))
(let ((msg #u8(42)))
(test msg (rsa-decrypt priv-key2 (rsa-encrypt pub-key2 msg))))
(let ((msg "*"))
(test msg (utf8->string (rsa-decrypt priv-key2 (rsa-encrypt pub-key2 msg)))))
(let ((msg "*"))
(test #t (rsa-verify? pub-key2 msg (rsa-sign priv-key2 msg))))
(let ((msg #u8(42)))
(test #t (rsa-verify? pub-key2 msg (rsa-sign priv-key2 msg))))
;; Key generation.
(define (test-key key)
(test #t (rsa-key? key))
(test #t (positive? (rsa-key-n key)))
(test #t (positive? (rsa-key-e key)))
(test #t (positive? (rsa-key-d key)))
(test 5 (rsa-decrypt key (rsa-encrypt (rsa-pub-key key) 5))))
(test-key (rsa-key-gen 8))
(test-key (rsa-key-gen 16))
(test-key (rsa-key-gen 32))
(test-key (rsa-key-gen-from-primes 32 2936546443 3213384203))
;; These are expensive to test. Times with -h1G:
;; (test-key (rsa-key-gen 128)) ; 0.04s
;; (test-key (rsa-key-gen 256)) ; 0.4s
;; (test-key (rsa-key-gen 512)) ; 4s
;; (test-key (rsa-key-gen 1024)) ; 92s
(test-end)