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-rw-r--r--tests/hash.scm59
1 files changed, 58 insertions, 1 deletions
diff --git a/tests/hash.scm b/tests/hash.scm
index 27751023d3..9bcd69440b 100644
--- a/tests/hash.scm
+++ b/tests/hash.scm
@@ -1,5 +1,5 @@
;;; GNU Guix --- Functional package management for GNU
-;;; Copyright © 2013 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2013, 2014 Ludovic Courtès <ludo@gnu.org>
;;;
;;; This file is part of GNU Guix.
;;;
@@ -37,6 +37,14 @@
(base16-string->bytevector
"b94d27b9934d3e08a52e52d7da7dabfac484efe37a5380ee9088f7ace2efcde9"))
+(define (supports-unbuffered-cbip?)
+ "Return #t if unbuffered custom binary input ports (CBIPs) are supported.
+In Guile <= 2.0.9, CBIPs were always fully buffered, so the
+'open-sha256-input-port' does not work there."
+ (false-if-exception
+ (setvbuf (make-custom-binary-input-port "foo" pk #f #f #f) _IONBF)))
+
+
(test-begin "hash")
(test-equal "sha256, empty"
@@ -68,6 +76,55 @@
(equal? (sha256 contents)
(call-with-input-file file port-sha256))))
+(test-skip (if (supports-unbuffered-cbip?) 0 4))
+
+(test-equal "open-sha256-input-port, empty"
+ `("" ,%empty-sha256)
+ (let-values (((port get)
+ (open-sha256-input-port (open-string-input-port ""))))
+ (let ((str (get-string-all port)))
+ (list str (get)))))
+
+(test-equal "open-sha256-input-port, hello"
+ `("hello world" ,%hello-sha256)
+ (let-values (((port get)
+ (open-sha256-input-port
+ (open-bytevector-input-port
+ (string->utf8 "hello world")))))
+ (let ((str (get-string-all port)))
+ (list str (get)))))
+
+(test-equal "open-sha256-input-port, hello, one two"
+ (list (string->utf8 "hel") (string->utf8 "lo")
+ (base16-string->bytevector ; echo -n hello | sha256sum
+ "2cf24dba5fb0a30e26e83b2ac5b9e29e1b161e5c1fa7425e73043362938b9824")
+ " world")
+ (let-values (((port get)
+ (open-sha256-input-port
+ (open-bytevector-input-port (string->utf8 "hello world")))))
+ (let* ((one (get-bytevector-n port 3))
+ (two (get-bytevector-n port 2))
+ (hash (get))
+ (three (get-string-all port)))
+ (list one two hash three))))
+
+(test-equal "open-sha256-input-port, hello, read from wrapped port"
+ (list (string->utf8 "hello")
+ (base16-string->bytevector ; echo -n hello | sha256sum
+ "2cf24dba5fb0a30e26e83b2ac5b9e29e1b161e5c1fa7425e73043362938b9824")
+ " world")
+ (let*-values (((wrapped)
+ (open-bytevector-input-port (string->utf8 "hello world")))
+ ((port get)
+ (open-sha256-input-port wrapped)))
+ (let* ((hello (get-bytevector-n port 5))
+ (hash (get))
+
+ ;; Now read from WRAPPED to make sure its current position is
+ ;; correct.
+ (world (get-string-all wrapped)))
+ (list hello hash world))))
+
(test-end)