--- /dev/null
+<?php
+
+namespace Drupal\pathauto_string_id_test\Entity;
+
+use Drupal\Core\Entity\ContentEntityBase;
+use Drupal\Core\Entity\EntityTypeInterface;
+use Drupal\Core\Field\BaseFieldDefinition;
+
+/**
+ * Defines a test entity with a string ID.
+ *
+ * @ContentEntityType(
+ * id = "pathauto_string_id_test",
+ * label = @Translation("Test entity with string ID"),
+ * handlers = {
+ * "route_provider" = {
+ * "html" = "Drupal\Core\Entity\Routing\DefaultHtmlRouteProvider",
+ * },
+ * },
+ * base_table = "pathauto_string_id_test",
+ * entity_keys = {
+ * "id" = "id",
+ * "label" = "name",
+ * },
+ * links = {
+ * "canonical" = "/pathauto_string_id_test/{pathauto_string_id_test}",
+ * },
+ * )
+ */
+class PathautoStringIdTest extends ContentEntityBase {
+
+ /**
+ * {@inheritdoc}
+ */
+ public static function baseFieldDefinitions(EntityTypeInterface $entity_type) {
+ $fields['id'] = BaseFieldDefinition::create('string')
+ ->setLabel('ID')
+ ->setReadOnly(TRUE)
+ // A bigger value will not be allowed to build the index.
+ ->setSetting('max_length', 191);
+ $fields['name'] = BaseFieldDefinition::create('string')
+ ->setLabel('Name');
+ $fields['path'] = BaseFieldDefinition::create('path')
+ ->setLabel('Path')
+ ->setComputed(TRUE);
+
+ return $fields;
+ }
+
+}