From c7dbb869a2669f72a516bda7767d6e7bf934f136 Mon Sep 17 00:00:00 2001
From: Hiromu Yoshiwara <hiromoon0428@gmail.com>
Date: Sun, 26 Nov 2017 17:38:27 +0900
Subject: [PATCH] test: make use of Number.isNaN to test-readfloat.js

---
 test/parallel/test-readfloat.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/test/parallel/test-readfloat.js b/test/parallel/test-readfloat.js
index 45da9bff13a42b..ce7469977ead85 100644
--- a/test/parallel/test-readfloat.js
+++ b/test/parallel/test-readfloat.js
@@ -50,7 +50,7 @@ function test(clazz) {
   buffer[1] = 0xff;
   buffer[2] = 0x7f;
   buffer[3] = 0x7f;
-  assert.ok(isNaN(buffer.readFloatBE(0)));
+  assert.ok(Number.isNaN(buffer.readFloatBE(0)));
   assert.strictEqual(3.4028234663852886e+38, buffer.readFloatLE(0));
 
   buffer[0] = 0xab;