trait EntityCreationTrait

trait EntityCreationTrait {
    
    /**
     * The entity type manager.
     *
     * @var \Drupal\Core\Entity\EntityTypeManagerInterface
     */
    protected $entityTypeManager;
    
    /**
     * Creates a custom content type based on default settings.
     *
     * @param string $entity_type
     *   The type of entity to create.
     * @param array $values
     *   An array of settings to change from the defaults.
     *   Example: 'type' => 'foo'.
     *
     * @return \Drupal\Core\Entity\EntityInterface
     *   Created entity.
     */
    protected function createEntity($entity_type, array $values = []) {
        $storage = $this->getEntityTypeManager()
            ->getStorage($entity_type);
        $entity = $storage->create($values);
        $status = $entity->save();
        \Drupal::service('router.builder')->rebuild();
        if ($this instanceof \PHPUnit\Framework\TestCase) {
            // phpcs:ignore
            $this->assertSame(SAVED_NEW, $status, (new FormattableMarkup('Created entity %id of type %type.', [
                '%id' => $entity->id(),
                '%type' => $entity_type,
            ]))
                ->__toString());
            
            //psp
        }
        else {
            // phpcs:ignore
            $this->assertEquals(SAVED_NEW, $status, (new FormattableMarkup('Created entity %id of type %type.', [
                '%id' => $entity->id(),
                '%type' => $entity_type,
            ]))
                ->__toString());
        }
        return $entity;
    }
    
    /**
     * Retrieves the Entity Type Manager for the Entity.
     *
     * @return \Drupal\Core\Entity\EntityTypeManager|\Drupal\Core\Entity\EntityTypeManagerInterface|object|null
     * @throws \Exception
     */
    protected function getEntityTypeManager() {
        if (!isset($this->entityTypeManager)) {
            $this->entityTypeManager = $this->container
                ->get('entity_type.manager');
        }
        return $this->entityTypeManager;
    }

}