feat: add unit tests for User model name and email formatting

tests/Models/UserTest.php

@@ -0,0 +1,31 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Siteworxpro\Tests\Models;
+
+use Siteworxpro\App\Models\User;
+use Siteworxpro\Tests\Unit;
+
+class UserTest extends Unit
+{
+
+    public function testFormatsName(): void
+    {
+        $user = new User();
+        $user->first_name = 'John';
+        $user->last_name = 'Doe';
+
+        $this->assertEquals('John Doe', $user->full_name);
+    }
+
+    public function testFormatsEmail(): void
+    {
+        $user = new User();
+        $user->first_name = 'Jane';
+        $user->last_name = 'Smith';
+        $user->email = 'jane.smith@email.com';
+
+        $this->assertEquals('Jane Smith <jane.smith@email.com>', $user->formatted_email);
+    }
+}