From bddfef3bb06f2bcfbdac17ed59a17cfac32e0168 Mon Sep 17 00:00:00 2001
From: abouthiroppy <git@about-hiroppy.com>
Date: Sat, 21 Jan 2017 21:47:45 +0900
Subject: [PATCH] test: increase coverage for punycode's decode
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Added test cases for error.

PR-URL: https://github.com/nodejs/node/pull/10940
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Michaël Zasso <targos@protonmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Michael Dawson <michael_dawson@ca.ibm.com>
---
 test/parallel/test-punycode.js | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/test/parallel/test-punycode.js b/test/parallel/test-punycode.js
index 7d969c66ee4e13..2918202326bf98 100644
--- a/test/parallel/test-punycode.js
+++ b/test/parallel/test-punycode.js
@@ -18,6 +18,15 @@ assert.strictEqual(punycode.decode(
     'Willst du die Blthe des frhen, die Frchte des spteren Jahres-x9e96lkal'),
     'Willst du die Blüthe des frühen, die Früchte des späteren Jahres');
 assert.strictEqual(punycode.decode('wgv71a119e'), '日本語');
+assert.throws(() => {
+  punycode.decode(' ');
+}, /^RangeError: Invalid input$/);
+assert.throws(() => {
+  punycode.decode('α-');
+}, /^RangeError: Illegal input >= 0x80 \(not a basic code point\)$/);
+assert.throws(() => {
+  punycode.decode('あ');
+}, /^RangeError: Overflow: input needs wider integers to process$/);
 
 // http://tools.ietf.org/html/rfc3492#section-7.1
 const tests = [