From 9b8034b968bd11f30175c9bd238749301894cbb2 Mon Sep 17 00:00:00 2001
From: Daniel Nalborczyk <dnalborczyk@gmail.com>
Date: Thu, 6 Jan 2022 15:00:05 -0500
Subject: [PATCH] fix browser perf test, add comment

---
 test/browser/index.js | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/test/browser/index.js b/test/browser/index.js
index e3f05d0620d..a084f320744 100644
--- a/test/browser/index.js
+++ b/test/browser/index.js
@@ -1,3 +1,8 @@
+// since we don't run the browser tests in an actual browser, we need to make `performance`
+// globally accessible same as in the browser. this can be removed once `performance` is
+// available globally in all supported platforms. [currently global for node.js v16+].
+global.performance = require('perf_hooks').performance;
+
 const { basename, resolve } = require('path');
 const fixturify = require('fixturify');
 const { rollup } = require('../../dist/rollup.browser.js');