diff options
Diffstat (limited to 'tests')
| -rwxr-xr-x | tests/quoted-printable.scm | 42 |
1 files changed, 37 insertions, 5 deletions
diff --git a/tests/quoted-printable.scm b/tests/quoted-printable.scm index f3dd5eb..e41eced 100755 --- a/tests/quoted-printable.scm +++ b/tests/quoted-printable.scm @@ -19,9 +19,28 @@ (use-modules (email quoted-printable) (ice-9 iconv) + (rnrs bytevectors) (srfi srfi-1) (srfi srfi-64)) +(set! *random-state* (random-state-from-platform)) + +(define (random-bytevector len) + "Return a random bytevector of length LEN." + (u8-list->bytevector + (map (lambda _ (random 256)) (iota len)))) + +(define (each-line-has-a-maximum-of-76-characters? str) + (every (lambda (line) + (<= (string-length line) 76)) + (string-split str #\newline))) + +(define (string-has-only-quoted-printable-valid-characters? str) + (string-every (char-set-union + (char-set #\newline #\return #\space) + (ucs-range->char-set 33 127)) + str)) + (test-begin "quoted-printable") (let ((decoded-text @@ -43,11 +62,9 @@ abriquent pour te la vendre une =C3=A2me vulgaire.") encoded-text) (test-assert "quoted-printable wikipedia example: encoded output should not be more than 76 columns wide" - (every (lambda (line) - (<= (string-length line) 76)) - (string-split (quoted-printable-encode - (string->bytevector decoded-text charset)) - #\newline)))) + (each-line-has-a-maximum-of-76-characters? + (quoted-printable-encode + (string->bytevector decoded-text charset))))) (test-equal "quoted-printable encoding of =" (quoted-printable-encode @@ -55,6 +72,21 @@ abriquent pour te la vendre une =C3=A2me vulgaire.") (string-append "=" (string-upcase (number->string (char->integer #\=) 16)))) +(let ((x (random-bytevector 1000))) + (test-equal "quoted-printable random bytevector: quoted-printable-encode and quoted-printable-decode are inverses of each other" + (quoted-printable-decode + (quoted-printable-encode x)) + x)) + +(test-assert "quoted-printable random bytevector: encoded output should not be more than 76 columns wide" + (each-line-has-a-maximum-of-76-characters? + (quoted-printable-encode + (random-bytevector 1000)))) + +(test-assert "quoted-printable random bytevector: encoded output must only consist of printable ASCII characters" + (string-has-only-quoted-printable-valid-characters? + (quoted-printable-encode (random-bytevector 1000)))) + (let ((encoded-text "=A1Hola,_se=F1or!") (decoded-text "¡Hola, señor!") (charset "ISO-8859-1")) |