diff options
| -rw-r--r-- | tests/union.scm | 48 |
1 files changed, 47 insertions, 1 deletions
diff --git a/tests/union.scm b/tests/union.scm index f63329a511..74c51cbed9 100644 --- a/tests/union.scm +++ b/tests/union.scm @@ -1,5 +1,5 @@ ;;; GNU Guix --- Functional package management for GNU -;;; Copyright © 2012, 2013 Ludovic Courtès <ludo@gnu.org> +;;; Copyright © 2012, 2013, 2014 Ludovic Courtès <ludo@gnu.org> ;;; ;;; This file is part of GNU Guix. ;;; @@ -28,6 +28,7 @@ #:use-module (gnu packages bootstrap) #:use-module (srfi srfi-1) #:use-module (srfi srfi-64) + #:use-module (rnrs io ports) #:use-module (ice-9 match)) ;; Exercise the (guix build union) module. @@ -43,6 +44,51 @@ (test-begin "union") +(test-assert "union-build with symlink to directory" + ;; http://bugs.gnu.org/17083 + ;; Here both ONE and TWO provide an element called 'foo', but in ONE it's a + ;; directory whereas in TWO it's a symlink to a directory. + (let* ((one (build-expression->derivation + %store "one" + '(begin + (use-modules (guix build utils) (srfi srfi-26)) + (let ((foo (string-append %output "/foo"))) + (mkdir-p foo) + (call-with-output-file (string-append foo "/one") + (cut display "one" <>)))) + #:modules '((guix build utils)))) + (two (build-expression->derivation + %store "two" + '(begin + (use-modules (guix build utils) (srfi srfi-26)) + (let ((foo (string-append %output "/foo")) + (bar (string-append %output "/bar"))) + (mkdir-p bar) + (call-with-output-file (string-append bar "/two") + (cut display "two" <>)) + (symlink "bar" foo))) + #:modules '((guix build utils)))) + (builder '(begin + (use-modules (guix build union)) + + (union-build (assoc-ref %outputs "out") + (list (assoc-ref %build-inputs "one") + (assoc-ref %build-inputs "two"))))) + (drv + (build-expression->derivation %store "union-collision-symlink" + builder + #:inputs `(("one" ,one) ("two" ,two)) + #:modules '((guix build union))))) + (and (build-derivations %store (list drv)) + (with-directory-excursion (pk (derivation->output-path drv)) + (and (string=? "one" + (call-with-input-file "foo/one" get-string-all)) + (string=? "two" + (call-with-input-file "foo/two" get-string-all)) + (string=? "two" + (call-with-input-file "bar/two" get-string-all)) + (not (file-exists? "bar/one"))))))) + (test-skip (if (and %store (false-if-exception (getaddrinfo "www.gnu.org" "80" AI_NUMERICSERV))) |