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-rw-r--r--tests/gexp.scm16
1 files changed, 16 insertions, 0 deletions
diff --git a/tests/gexp.scm b/tests/gexp.scm
index bc83a8de8c..d5bc5dbc71 100644
--- a/tests/gexp.scm
+++ b/tests/gexp.scm
@@ -680,6 +680,22 @@
#~(foo #$@(list (with-imported-modules '((foo)) #~+)
(with-imported-modules '((bar)) #~-)))))
+(test-assert "gexp-modules deletes duplicates" ;<https://bugs.gnu.org/32966>
+ (let ((make-file (lambda ()
+ ;; Use 'eval' to make sure we get an object that's not
+ ;; 'eq?' nor 'equal?' due to the closures it embeds.
+ (eval '(scheme-file "bar.scm" #~(define-module (bar)))
+ (current-module)))))
+ (define result
+ ((@@ (guix gexp) gexp-modules)
+ (with-imported-modules `(((bar) => ,(make-file))
+ ((bar) => ,(make-file))
+ (foo) (foo))
+ #~+)))
+
+ (match result
+ (((('bar) '=> (? scheme-file?)) ('foo)) #t))))
+
(test-equal "gexp-modules and literal Scheme object"
'()
(gexp-modules #t))