From f061f810d6aecb6996493f512441ceafa22c44e8 Mon Sep 17 00:00:00 2001
From: Mariea03 <110367002+Mariea03@users.noreply.github.com>
Date: Wed, 14 Jan 2026 18:49:14 -0500
Subject: [PATCH] Add ascending array sort utility and tests

---
 src/utils/sortArray.js       | 19 +++++++++++++++++++
 test/utils/sortArray.spec.js | 27 +++++++++++++++++++++++++++
 2 files changed, 46 insertions(+)
 create mode 100644 src/utils/sortArray.js
 create mode 100644 test/utils/sortArray.spec.js

diff --git a/src/utils/sortArray.js b/src/utils/sortArray.js
new file mode 100644
index 0000000..15a67de
--- /dev/null
+++ b/src/utils/sortArray.js
@@ -0,0 +1,19 @@
+/**
+ * Author: Mariea Nies
+ * Date: January 13 2026
+ * File: sortArray.js
+ * Description: This function sorts an array of numbers in ascending order
+ */
+'use strict';
+
+function sortArrayAscending(arr) {
+    // Validate input
+    if (!Array.isArray(arr)) {
+        throw new Error('Input must be an array');
+    }
+
+    // Return a NEW sorted array (do not mutate original)
+    return [...arr].sort((a, b) => a - b);
+}
+
+module.exports = { sortArrayAscending };
\ No newline at end of file
diff --git a/test/utils/sortArray.spec.js b/test/utils/sortArray.spec.js
new file mode 100644
index 0000000..d9aa4c6
--- /dev/null
+++ b/test/utils/sortArray.spec.js
@@ -0,0 +1,27 @@
+/**
+ * Author: Mariea Nies
+ * Date: January 13 2026
+ * File: sortArray.spec.js
+ * Description: This script tests the sort array function.
+ */
+'use strict'
+
+const { sortArrayAscending } = require('../../src/utils/sortArray');
+
+describe('sortArray.js', () => {
+    it('should sort an array of numbers in ascending order', () => {
+        const result = sortArrayAscending([3, 1, 4, 2]);
+        expect(result).toEqual([1, 2, 3, 4]);
+    });
+
+    it('should handle an already sorted array', () => {
+        const result = sortArrayAscending([1, 2, 3, 4]);
+        expect(result).toEqual([1, 2, 3, 4]);
+    });
+
+    it('should handle negative numbers correctly', () => {
+        const result = sortArrayAscending([0, -5, 10, -2]);
+        expect(result).toEqual([-5, -2, 0, 10]);
+    });
+    
+})
\ No newline at end of file