From 898a9ef86f432649b7ea71e57eb87d3171fc105d Mon Sep 17 00:00:00 2001
From: Matt <50872444+MattDClarke@users.noreply.github.com>
Date: Fri, 11 Feb 2022 02:58:28 +0200
Subject: [PATCH] fix: added test for depth first search challenge (#45063)

---
 .../data-structures/depth-first-search.md       | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/curriculum/challenges/english/10-coding-interview-prep/data-structures/depth-first-search.md b/curriculum/challenges/english/10-coding-interview-prep/data-structures/depth-first-search.md
index 7d86343817..4467b7eeba 100644
--- a/curriculum/challenges/english/10-coding-interview-prep/data-structures/depth-first-search.md
+++ b/curriculum/challenges/english/10-coding-interview-prep/data-structures/depth-first-search.md
@@ -49,6 +49,23 @@ assert.sameMembers(
 );
 ```
 
+The input graph `[[0, 1, 0, 0], [1, 0, 1, 0], [0, 1, 0, 1], [0, 0, 1, 0]]` with a start node of `3` should return an array with `3`, `2`, `1`, and `0`.
+
+```js
+assert.sameMembers(
+  (function () {
+    var graph = [
+      [0, 1, 0, 0],
+      [1, 0, 1, 0],
+      [0, 1, 0, 1],
+      [0, 0, 1, 0]
+    ];
+    return dfs(graph, 3);
+  })(),
+  [3, 2, 1, 0]
+);
+```
+
 The input graph `[[0, 1, 0, 0], [1, 0, 1, 0], [0, 1, 0, 1], [0, 0, 1, 0]]` with a start node of `1` should return an array with four elements.
 
 ```js