--- /dev/null
+<?php
+
+namespace Drupal\Tests\rest\Functional\Update;
+
+use Drupal\FunctionalTests\Update\UpdatePathTestBase;
+
+/**
+ * Tests that existing sites continue to use permissions for EntityResource.
+ *
+ * @see https://www.drupal.org/node/2664780
+ *
+ * @group rest
+ */
+class EntityResourcePermissionsUpdateTest extends UpdatePathTestBase {
+
+ /**
+ * {@inheritdoc}
+ */
+ protected static $modules = ['rest', 'serialization'];
+
+ /**
+ * {@inheritdoc}
+ */
+ public function setDatabaseDumpFiles() {
+ $this->databaseDumpFiles = [
+ __DIR__ . '/../../../../../system/tests/fixtures/update/drupal-8.bare.standard.php.gz',
+ __DIR__ . '/../../../fixtures/update/drupal-8.rest-rest_update_8203.php',
+ ];
+ }
+
+ /**
+ * Tests rest_update_8203().
+ */
+ public function testBcEntityResourcePermissionSettingAdded() {
+ $permission_handler = $this->container->get('user.permissions');
+
+ $is_rest_resource_permission = function ($permission) {
+ return $permission['provider'] === 'rest' && (string) $permission['title'] !== 'Administer REST resource configuration';
+ };
+
+ // Make sure we have the expected values before the update.
+ $rest_settings = $this->config('rest.settings');
+ $this->assertFalse(array_key_exists('bc_entity_resource_permissions', $rest_settings->getRawData()));
+ $this->assertEqual([], array_filter($permission_handler->getPermissions(), $is_rest_resource_permission));
+
+ $this->runUpdates();
+
+ // Make sure we have the expected values after the update.
+ $rest_settings = $this->config('rest.settings');
+ $this->assertTrue(array_key_exists('bc_entity_resource_permissions', $rest_settings->getRawData()));
+ $this->assertTrue($rest_settings->get('bc_entity_resource_permissions'));
+ $rest_permissions = array_keys(array_filter($permission_handler->getPermissions(), $is_rest_resource_permission));
+ $this->assertEqual(['restful delete entity:node', 'restful get entity:node', 'restful patch entity:node', 'restful post entity:node'], $rest_permissions);
+ }
+
+}