From c328e9b88e602cfb18f12b441a27b92ebaf3400b Mon Sep 17 00:00:00 2001
From: Charles Oliver Nutter <headius@headius.com>
Date: Tue, 8 Oct 2019 08:08:40 -0500
Subject: [PATCH] Add gsub bench for #5905.

---
 bench/core/string/bench_gsub.rb | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
 create mode 100644 bench/core/string/bench_gsub.rb

diff --git a/bench/core/string/bench_gsub.rb b/bench/core/string/bench_gsub.rb
new file mode 100644
index 00000000000..594cb0093b8
--- /dev/null
+++ b/bench/core/string/bench_gsub.rb
@@ -0,0 +1,19 @@
+str1 = 'white chocolate'
+str2 = 'a1'
+str3 = 'dog'
+
+regex2 = /\d/
+regex3 = /\w+/
+
+benchmark 'gsub-string' do
+
+  r1 = str1.gsub('white', 'dark')
+end
+
+benchmark "gsub-regex" do
+  r2 = str2.gsub(regex2, '2')
+end
+
+benchmark "gsub-regex-block" do
+  r3 = str3.gsub(regex3) { |animal| animal == 'dog' ? 'cat' : 'dog' }
+end