Initial Drupal 11 with DDEV setup

web/core/tests/Drupal/Tests/EntityTrait.php

@@ -0,0 +1,59 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Drupal\Tests;
+
+use Drupal\Core\Entity\EntityInterface;
+
+/**
+ * Provides helper methods for working with entities in tests.
+ *
+ * Expects the $entityTypeManager class property.
+ */
+trait EntityTrait {
+
+  /**
+   * A list of entity IDs generated by self::generateRandomEntityId().
+   *
+   * @var array
+   */
+  protected array $generatedIds = [];
+
+  /**
+   * Reloads the given entity from the storage and returns it.
+   *
+   * @param \Drupal\Core\Entity\EntityInterface $entity
+   *   The entity to be reloaded.
+   *
+   * @return \Drupal\Core\Entity\EntityInterface
+   *   The reloaded entity.
+   */
+  protected function reloadEntity(EntityInterface $entity): EntityInterface {
+    $controller = $this->entityTypeManager->getStorage($entity->getEntityTypeId());
+    $controller->resetCache([$entity->id()]);
+    return $controller->load($entity->id());
+  }
+
+  /**
+   * Generates a random ID avoiding collisions.
+   *
+   * @param bool $string
+   *   (optional) Whether the id should have string type. Defaults to FALSE.
+   *
+   * @return int|string
+   *   The entity identifier.
+   */
+  protected function generateRandomEntityId(bool $string = FALSE): int|string {
+    srand(time());
+    do {
+      // 0x7FFFFFFF is the maximum allowed value for integers that works for all
+      // Drupal supported databases and is known to work for other databases
+      // like SQL Server 2014 and Oracle 10 too.
+      $id = $string ? $this->randomMachineName() : mt_rand(1, 0x7FFFFFFF);
+    } while (isset($this->generatedIds[$id]));
+    $this->generatedIds[$id] = $id;
+    return $id;
+  }
+
+}