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authorNicolas Petton <nicolas@petton.fr>2016-12-15 10:24:57 +0100
committerNicolas Petton <nicolas@petton.fr>2016-12-15 10:26:11 +0100
commit09a66ceb5e906e704be58d5f40c45096307f0b9e (patch)
tree38c6d80e6ff84430cf16511ba8e7edb40cb0e4cc /test/lisp/emacs-lisp/seq-tests.el
parentacbe32abddd9740acd756419f068cb4bc345567c (diff)
downloademacs-09a66ceb5e906e704be58d5f40c45096307f0b9e.tar.gz
Fix circular list handling in seq-mapn
* lisp/emacs-lisp/seq.el (seq-mapn): Do not copy list arguments. * test/lisp/emacs-lisp/seq-tests.el (test-seq-mapn-circular-lists): Add a regression test.
Diffstat (limited to 'test/lisp/emacs-lisp/seq-tests.el')
-rw-r--r--test/lisp/emacs-lisp/seq-tests.el5
1 files changed, 5 insertions, 0 deletions
diff --git a/test/lisp/emacs-lisp/seq-tests.el b/test/lisp/emacs-lisp/seq-tests.el
index 2e533acce17..fc65c9834d6 100644
--- a/test/lisp/emacs-lisp/seq-tests.el
+++ b/test/lisp/emacs-lisp/seq-tests.el
@@ -386,5 +386,10 @@ Evaluate BODY for each created sequence.
(should-error (seq-random-elt []))
(should-error (seq-random-elt "")))
+(ert-deftest test-seq-mapn-circular-lists ()
+ (let ((l1 '#1=(1 . #1#)))
+ (should (equal (seq-mapn #'+ '(3 4 5 7) l1)
+ '(4 5 6 8)))))
+
(provide 'seq-tests)
;;; seq-tests.el ends here