From 04ed1865bf1604d765b64498fcb2c35bd7cfa5fa Mon Sep 17 00:00:00 2001
From: Superwoods <st_sister@iCloud.com>
Date: Sun, 16 Jul 2017 17:24:34 +0800
Subject: [PATCH] test: use regex error checks in test-util-format
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Replace constructor with regular expression for second argument
to assert.throws() in test-util-format.

PR-URL: https://github.com/nodejs/node/pull/14299
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Gibson Fahnestock <gibfahn@gmail.com>
Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Tobias Nießen <tniessen@tnie.de>
Reviewed-By: Refael Ackermann <refack@gmail.com>
Reviewed-By: Gireesh Punathil <gpunathi@in.ibm.com>
---
 test/parallel/test-util-format.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/test/parallel/test-util-format.js b/test/parallel/test-util-format.js
index 71265e4b6a37f8..96856de7bf1b5c 100644
--- a/test/parallel/test-util-format.js
+++ b/test/parallel/test-util-format.js
@@ -25,7 +25,7 @@ assert.strictEqual(util.format('%s', symbol), 'Symbol(foo)');
 assert.strictEqual(util.format('%j', symbol), 'undefined');
 assert.throws(function() {
   util.format('%d', symbol);
-}, TypeError);
+}, /^TypeError: Cannot convert a Symbol value to a number$/);
 
 assert.strictEqual(util.format('%d', 42.0), '42');
 assert.strictEqual(util.format('%d', 42), '42');