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-rw-r--r--tests/packages.scm9
1 files changed, 9 insertions, 0 deletions
diff --git a/tests/packages.scm b/tests/packages.scm
index 596a2d1f83..cbd0503733 100644
--- a/tests/packages.scm
+++ b/tests/packages.scm
@@ -1326,6 +1326,15 @@
result))
'()))))))
+ (define (find-duplicates l)
+ (match l
+ (() '())
+ ((head . tail)
+ (if (member head tail)
+ (cons head (find-duplicates tail))
+ (find-duplicates tail)))))
+
+ (pk (find-duplicates from-cache))
(and (equal? (delete-duplicates from-cache) from-cache)
(lset= equal? no-cache from-cache))))