1 files changed, 15 insertions, 0 deletions
diff --git a/benchmark/file_rename.yml b/benchmark/file_rename.yml
new file mode 100644
index 0000000000..36a94d0b9b
--- /dev/null
+++ b/benchmark/file_rename.yml
@@ -0,0 +1,15 @@
+prelude: |
+  # rename file
+benchmark:
+  file_rename: |
+    require 'tempfile'
+
+    max = 100_000
+    tmp = [ Tempfile.new('rename-a'), Tempfile.new('rename-b') ]
+    a, b = tmp.map { |x| x.path }
+    max.times do
+      File.rename(a, b)
+      File.rename(b, a)
+    end
+    tmp.each { |t| t.close! }
+loop_count: 1