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authorLudovic Courtès <ludo@gnu.org>2014-05-19 23:08:43 +0200
committerLudovic Courtès <ludo@gnu.org>2014-05-19 23:52:40 +0200
commit52ddf2ae6fb369ec64aae75fc311d6cc57a713b6 (patch)
tree7b7f02838ff6367b4819f6238a85f4fc98e7461e /tests
parent79b0d4e1049afe1ceb5d420a9ceb11c230a1da24 (diff)
downloadguix-52ddf2ae6fb369ec64aae75fc311d6cc57a713b6.tar
guix-52ddf2ae6fb369ec64aae75fc311d6cc57a713b6.tar.gz
ui: Gracefully deal with zero-output derivations.
* guix/ui.scm (show-what-to-build)[built-or-substitutable?]: New procedure. Check whether OUT is #f. Use it. * tests/ui.scm ("show-what-to-build, zero outputs"): New test.
Diffstat (limited to 'tests')
-rw-r--r--tests/ui.scm12
1 files changed, 12 insertions, 0 deletions
diff --git a/tests/ui.scm b/tests/ui.scm
index 886223ef54..4bf7a779c5 100644
--- a/tests/ui.scm
+++ b/tests/ui.scm
@@ -19,6 +19,8 @@
(define-module (test-ui)
#:use-module (guix ui)
+ #:use-module (guix store)
+ #:use-module (guix derivations)
#:use-module (srfi srfi-1)
#:use-module (srfi srfi-19)
#:use-module (srfi srfi-64))
@@ -189,6 +191,16 @@ interface, and powerful string processing.")
(lambda args
#t)))
+(test-equal "show-what-to-build, zero outputs"
+ ""
+ (with-store store
+ (let ((drv (derivation store "zero" "/bin/sh" '()
+ #:outputs '())))
+ (with-error-to-string
+ (lambda ()
+ ;; This should print nothing.
+ (show-what-to-build store (list drv)))))))
+
(test-end "ui")