diff options
Diffstat (limited to 'tests/gpgscm/tests.scm')
| -rw-r--r-- | tests/gpgscm/tests.scm | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/tests/gpgscm/tests.scm b/tests/gpgscm/tests.scm index 7b8d48943..f127a93b2 100644 --- a/tests/gpgscm/tests.scm +++ b/tests/gpgscm/tests.scm @@ -658,3 +658,28 @@ (test' (test::set-directory wd))) (loop (pool::add (test'::run-sync '--unpack-tarball gpghome-tar)) (cdr tests'))))))) + +;; Command line flag handling. Returns the elements following KEY in +;; ARGUMENTS up to the next argument, or #f if KEY is not in +;; ARGUMENTS. +(define (flag key arguments) + (cond + ((null? arguments) + #f) + ((string=? key (car arguments)) + (let loop ((acc '()) + (args (cdr arguments))) + (if (or (null? args) (string-prefix? (car args) "--")) + (reverse acc) + (loop (cons (car args) acc) (cdr args))))) + ((string=? "--" (car arguments)) + #f) + (else + (flag key (cdr arguments))))) +(assert (equal? (flag "--xxx" '("--yyy")) #f)) +(assert (equal? (flag "--xxx" '("--xxx")) '())) +(assert (equal? (flag "--xxx" '("--xxx" "yyy")) '("yyy"))) +(assert (equal? (flag "--xxx" '("--xxx" "yyy" "zzz")) '("yyy" "zzz"))) +(assert (equal? (flag "--xxx" '("--xxx" "yyy" "zzz" "--")) '("yyy" "zzz"))) +(assert (equal? (flag "--xxx" '("--xxx" "yyy" "--" "zzz")) '("yyy"))) +(assert (equal? (flag "--" '("--" "xxx" "yyy" "--" "zzz")) '("xxx" "yyy"))) |