--- /dev/null
+<?php
+
+namespace Drupal\entity_test\Entity;
+
+use Drupal\Core\Entity\EntityTypeInterface;
+
+/**
+ * Defines the test entity class for testing definition updates.
+ *
+ * This entity type starts out non-revisionable by lacking a "revision_id" key,
+ * but during an update test, can be made revisionable by adding that key.
+ *
+ * @ContentEntityType(
+ * id = "entity_test_update",
+ * label = @Translation("Test entity update"),
+ * handlers = {
+ * "storage_schema" = "Drupal\entity_test\EntityTestStorageSchema"
+ * },
+ * base_table = "entity_test_update",
+ * revision_table = "entity_test_update_revision",
+ * persistent_cache = FALSE,
+ * entity_keys = {
+ * "id" = "id",
+ * "uuid" = "uuid",
+ * "bundle" = "type",
+ * "label" = "name",
+ * "langcode" = "langcode",
+ * }
+ * )
+ */
+class EntityTestUpdate extends EntityTestRev {
+
+ /**
+ * {@inheritdoc}
+ */
+ public static function baseFieldDefinitions(EntityTypeInterface $entity_type) {
+ $fields = parent::baseFieldDefinitions($entity_type);
+ $fields += \Drupal::state()->get('entity_test_update.additional_base_field_definitions', []);
+ return $fields;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public static function bundleFieldDefinitions(EntityTypeInterface $entity_type, $bundle, array $base_field_definitions) {
+ $fields = parent::bundleFieldDefinitions($entity_type, $bundle, $base_field_definitions);
+ $fields += \Drupal::state()->get('entity_test_update.additional_bundle_field_definitions.' . $bundle, []);
+ return $fields;
+ }
+
+}