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-rw-r--r--tests/nar.scm42
1 files changed, 41 insertions, 1 deletions
diff --git a/tests/nar.scm b/tests/nar.scm
index 9796980e35..4f4b304b1d 100644
--- a/tests/nar.scm
+++ b/tests/nar.scm
@@ -1,5 +1,5 @@
;;; GNU Guix --- Functional package management for GNU
-;;; Copyright © 2012, 2013, 2014, 2015 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2012, 2013, 2014, 2015, 2016 Ludovic Courtès <ludo@gnu.org>
;;;
;;; This file is part of GNU Guix.
;;;
@@ -241,6 +241,46 @@
(lambda ()
(rmdir input)))))
+(test-assert "write-file #:select? + restore-file"
+ (let ((input (string-append %test-dir ".input")))
+ (mkdir input)
+ (dynamic-wind
+ (const #t)
+ (lambda ()
+ (with-file-tree input
+ (directory "root"
+ ((directory "a" (("x") ("y") ("z")))
+ ("b") ("c") ("d" -> "b")))
+ (let* ((output %test-dir)
+ (nar (string-append output ".nar")))
+ (dynamic-wind
+ (lambda () #t)
+ (lambda ()
+ (call-with-output-file nar
+ (lambda (port)
+ (write-file input port
+ #:select?
+ (lambda (file stat)
+ (and (not (string=? (basename file)
+ "a"))
+ (not (eq? (stat:type stat)
+ 'symlink)))))))
+ (call-with-input-file nar
+ (cut restore-file <> output))
+
+ ;; Make sure "a" and "d" have been filtered out.
+ (and (not (file-exists? (string-append output "/root/a")))
+ (file=? (string-append output "/root/b")
+ (string-append input "/root/b"))
+ (file=? (string-append output "/root/c")
+ (string-append input "/root/c"))
+ (not (file-exists? (string-append output "/root/d")))))
+ (lambda ()
+ (false-if-exception (delete-file nar))
+ (false-if-exception (rm-rf output)))))))
+ (lambda ()
+ (rmdir input)))))
+
;; 'restore-file-set' depends on 'open-sha256-input-port', which in turn
;; relies on a Guile 2.0.10+ feature.
(test-skip (if (false-if-exception