Add tests

recipes/drupal_cms_blog/tests/src/Functional/ComponentValidationTest.php

@@ -36,6 +36,8 @@ class ComponentValidationTest extends BrowserTestBase {
     $this->applyRecipe($dir);
     // Apply it again to prove that it is idempotent.
     $this->applyRecipe($dir);
+
+    $this->ensureFileExists('4bb02092-717b-44c8-9147-be3821c244c6');
   }
 
   public function testContentModel(): void {