Issue #3304365: Do not check excluded folders for symlinks

package_manager/tests/src/Kernel/StatusCheckTraitTest.php

+<?php
+
+namespace Drupal\Tests\package_manager\Kernel;
+
+use Drupal\package_manager\Event\CollectIgnoredPathsEvent;
+use Drupal\package_manager\Event\StatusCheckEvent;
+use Drupal\package_manager\StatusCheckTrait;
+use Symfony\Component\EventDispatcher\EventDispatcherInterface;
+
+/**
+ * @covers \Drupal\package_manager\StatusCheckTrait
+ *
+ * @group package_manager
+ */
+class StatusCheckTraitTest extends PackageManagerKernelTestBase {
+
+  use StatusCheckTrait;
+
+  /**
+   * Tests that StatusCheckTrait will collect ignored paths.
+   */
+  public function testIgnoredPathsCollected(): void {
+    /** @var EventDispatcherInterface $event_dispatcher */
+    $event_dispatcher = $this->container->get('event_dispatcher');
+
+    $event_dispatcher->addListener(CollectIgnoredPathsEvent::class, function (CollectIgnoredPathsEvent $event): void {
+      $event->add(['/junk/drawer']);
+    });
+
+    $status_check_called = FALSE;
+    $event_dispatcher->addListener(StatusCheckEvent::class, function (StatusCheckEvent $event) use (&$status_check_called): void {
+      $this->assertContains('/junk/drawer', $event->getExcludedPaths());
+      $status_check_called = TRUE;
+    });
+    $this->runStatusCheck($this->createStage(), $event_dispatcher);
+    $this->assertTrue($status_check_called);
+  }
+
+}