From e69d78e51de255061f9fa19d2ada0fc9ac9dd4e5 Mon Sep 17 00:00:00 2001
From: javrrr <javrrr@gmail.com>
Date: Sat, 18 Feb 2023 16:14:07 +0200
Subject: [PATCH] fix(curriculum): add test cases to ensure single whitespace
 (#49417)

* fix: update solutions regex to reflect test cases

---------

Co-authored-by: javrrr <javrrr@gmail>
---
 .../reuse-patterns-using-capture-groups.md       | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/regular-expressions/reuse-patterns-using-capture-groups.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/regular-expressions/reuse-patterns-using-capture-groups.md
index fdb0ca4bf4b..98175063ade 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/regular-expressions/reuse-patterns-using-capture-groups.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/regular-expressions/reuse-patterns-using-capture-groups.md
@@ -96,6 +96,20 @@ reRegex.lastIndex = 0;
 assert(reRegex.test('10 10 10'));
 ```
 
+Your regex should not match the string `42\t42\t42`.
+
+```js
+reRegex.lastIndex = 0;
+assert(!reRegex.test('42\t42\t42'));
+```
+
+Your regex should not match the string `42  42  42`.
+
+```js
+reRegex.lastIndex = 0;
+assert(!reRegex.test('42  42  42'));
+```
+
 # --seed--
 
 ## --seed-contents--
@@ -110,6 +124,6 @@ let result = reRegex.test(repeatNum);
 
 ```js
 let repeatNum = "42 42 42";
-let reRegex = /^(\d+)\s\1\s\1$/;
+let reRegex = /^(\d+) \1 \1$/;
 let result = reRegex.test(repeatNum);
 ```