Added test

tests/unit/Mage/Cms/Helper/PageTest.php

@@ -0,0 +1,73 @@
+<?php
+
+/**
+ * OpenMage
+ *
+ * This source file is subject to the Open Software License (OSL 3.0)
+ * that is bundled with this package in the file LICENSE.txt.
+ * It is also available at https://opensource.org/license/osl-3-0-php
+ *
+ * @category   OpenMage
+ * @package    OpenMage_Tests
+ * @copyright  Copyright (c) 2024 The OpenMage Contributors (https://www.openmage.org)
+ * @license    https://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
+ */
+
+declare(strict_types=1);
+
+namespace OpenMage\Tests\Unit\Mage\Cms\Helper;
+
+use Generator;
+use Mage;
+use Mage_Cms_Helper_Page;
+use PHPUnit\Framework\TestCase;
+
+class PageTest extends TestCase
+{
+    public Mage_Cms_Helper_Page $subject;
+
+    public function setUp(): void
+    {
+        Mage::app();
+        $this->subject = Mage::helper('cms/page');
+    }
+
+    /**
+     * @dataProvider provideGetUsedInStoreConfigPaths
+     * @group Mage_Cms
+     * @group Mage_Cms_Helper
+     */
+    public function testGetUsedInStoreConfigPaths($expectedResult, ?array $path): void
+    {
+        $this->assertSame($expectedResult, Mage_Cms_Helper_Page::getUsedInStoreConfigPaths($path));
+    }
+
+    public function provideGetUsedInStoreConfigPaths(): Generator
+    {
+        yield 'null' => [
+            [],
+            null,
+        ];
+        yield 'empty array' => [
+            [
+                0 => 'web/default/cms_no_route',
+                1 => 'web/default/cms_no_cookies',
+                2 => 'web/default/cms_home_page',
+            ],
+            [],
+        ];
+        yield 'custom paths' => [
+            [
+                0 => 'web/default/cms_no_route',
+                1 => 'web/default/cms_no_cookies',
+                2 => 'web/default/cms_home_page',
+                3 => 'my/first/path',
+                4 => 'my/second/path',
+            ],
+            [
+                'my/first/path',
+                'my/second/path',
+            ],
+        ];
+    }
+}