Increase unit test coverage to 100%

.gitattributes

@@ -2,3 +2,4 @@ phpunit.xml export-ignore
 tests/ export-ignore
 CHANGELOG.md export-ignore
 package.json export-ignore
+.gitignore export-ignore

README.md

@@ -2,9 +2,9 @@
 
 <div>
 <!-- Version Badge -->
-<img src="https://img.shields.io/badge/Version-1.0.1-blue" alt="Version 1.0.1">
+<img src="https://img.shields.io/badge/Version-1.0.2-blue" alt="Version 1.0.2">
 <!-- PHP Coverage Badge -->
-<img src="https://img.shields.io/badge/PHP%20Coverage-88.24%25-yellow" alt="PHP Coverage 88.24%">
+<img src="https://img.shields.io/badge/PHP%20Coverage-100.00%25-green" alt="PHP Coverage 100.00%">
 <!-- License Badge -->
 <img src="https://img.shields.io/badge/License-MIT-34ad9b" alt="License MIT">
 </div>

composer.json

@@ -14,7 +14,7 @@
     "scripts": {
         "test": "php -d xdebug.mode=coverage ./vendor/bin/phpunit --testdox --colors=always --coverage-html coverage --coverage-clover coverage/coverage.xml --testdox-html coverage/testdox.html && npx badger --phpunit ./coverage/coverage.xml && npx badger --version ./composer.json && npx badger --license ./composer.json"
     },
-    "version": "1.0.1",
+    "version": "1.0.2",
     "license": "MIT",
     "require-dev": {
         "phpunit/phpunit": "^12.1"

tests/CollectionTest.php

@@ -35,6 +35,16 @@ class CollectionTest extends TestCase
         $this->assertEquals($expectedResult, $collection->count());
     }
 
+    public function testIteration(): void
+    {
+        $array = ['A', 'B', 'C'];
+        $collection = new Collection($array);
+
+        foreach ($collection as $key => $value) {
+            $this->assertEquals($array[$key], $value);
+        }
+    }
+
     public static function addDataProvider(): array
     {
         return [