From c8bac6ea0f9afb3ec622aa2a579f3bb0f7488ae9 Mon Sep 17 00:00:00 2001
From: Silvan Mosberger <silvan.mosberger@tweag.io>
Date: Thu, 14 Sep 2023 22:14:57 +0200
Subject: [PATCH] lib.fileset: Add benchmark for unions

---
 lib/fileset/benchmark.sh | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lib/fileset/benchmark.sh b/lib/fileset/benchmark.sh
index b68d2fcefe90..79ab890d6e83 100755
--- a/lib/fileset/benchmark.sh
+++ b/lib/fileset/benchmark.sh
@@ -101,3 +101,7 @@ touch d{0..5}/d{0..5}/d{0..5}/d{0..5}/f{0..5}
 bench 'toSource { root = ./.; fileset = ./.; }'
 
 rm -rf -- *
+
+touch {0..1000}
+bench 'toSource { root = ./.; fileset = unions (mapAttrsToList (name: value: ./. + "/${name}") (builtins.readDir ./.)); }'
+rm -rf -- *