OXDEV-8235 Add test for dynamic image generation

tests/Codeception/Acceptance/DynamicImageGenartionCest.php

@@ -0,0 +1,41 @@
+<?php
+
+/**
+ * Copyright © OXID eSales AG. All rights reserved.
+ * See LICENSE file for license details.
+ */
+
+declare(strict_types=1);
+
+namespace Acceptance;
+
+use Codeception\Attribute\Group;
+use OxidEsales\EshopCommunity\Tests\Codeception\Support\AcceptanceTester;
+
+#[Group('images')]
+final class DynamicImageGenartionCest
+{
+    private string $pathToGeneratedImages = '/out/pictures/generated/product/1/500_500_75';
+
+    public function fetchGeneratedImages(AcceptanceTester $I): void
+    {
+        $I->wantToTest('availability of dynamically generated images');
+
+        $I->amGoingTo('fetch a generated image for an existing product picture');
+        $existingImageFixture = 'test.png';
+        $I->amOnPage("$this->pathToGeneratedImages/$existingImageFixture");
+        $this->dontSeeAnyErrorsOnPage($I);
+
+        $I->amGoingTo('check that a missing product picture will be replaced with a placeholder image');
+        $someMissingImage = 'some-missing-image.png';
+        $I->amOnPage("$this->pathToGeneratedImages/$someMissingImage");
+        $this->dontSeeAnyErrorsOnPage($I);
+    }
+
+    private function dontSeeAnyErrorsOnPage(AcceptanceTester $I): void
+    {
+        $I->dontSee('Error');
+        $I->dontSee('Not found');
+        $I->dontSee('404');
+    }
+}