querystring: improve unescapeBuffer performance

PR-URL: https://github.com/nodejs/node/pull/10837
Reviewed-By: James M Snell <jasnell@gmail.com>

1 files changed, 23 insertions, 0 deletions

diff --git a/benchmark/querystring/querystring-unescapebuffer.js b/benchmark/querystring/querystring-unescapebuffer.js
new file mode 100644
index 00000000000..fe48a6f149b
--- /dev/null
+++ b/benchmark/querystring/querystring-unescapebuffer.js
@@ -0,0 +1,23 @@
+'use strict';
+var common = require('../common.js');
+var querystring = require('querystring');
+
+var bench = common.createBenchmark(main, {
+  input: [
+    'there is nothing to unescape here',
+    'there%20are%20several%20spaces%20that%20need%20to%20be%20unescaped',
+    'there%2Qare%0-fake%escaped values in%%%%this%9Hstring',
+    '%20%21%22%23%24%25%26%27%28%29%2A%2B%2C%2D%2E%2F%30%31%32%33%34%35%36%37'
+  ],
+  n: [10e6],
+});
+
+function main(conf) {
+  var input = conf.input;
+  var n = conf.n | 0;
+
+  bench.start();
+  for (var i = 0; i < n; i += 1)
+    querystring.unescapeBuffer(input);
+  bench.end(n);
+}