--- /dev/null
+<?php
+
+namespace Drupal\Tests\filter\Functional\Rest;
+
+use Drupal\filter\Entity\FilterFormat;
+use Drupal\Tests\rest\Functional\EntityResource\EntityResourceTestBase;
+
+abstract class FilterFormatResourceTestBase extends EntityResourceTestBase {
+
+ /**
+ * {@inheritdoc}
+ */
+ public static $modules = [];
+
+ /**
+ * {@inheritdoc}
+ */
+ protected static $entityTypeId = 'filter_format';
+
+ /**
+ * @var \Drupal\filter\FilterFormatInterface
+ */
+ protected $entity;
+
+ /**
+ * {@inheritdoc}
+ */
+ protected function setUpAuthorization($method) {
+ $this->grantPermissionsToTestedRole(['administer filters']);
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ protected function createEntity() {
+ $pablo_format = FilterFormat::create([
+ 'name' => 'Pablo Piccasso',
+ 'format' => 'pablo',
+ 'langcode' => 'es',
+ 'filters' => [
+ 'filter_html' => [
+ 'status' => TRUE,
+ 'settings' => [
+ 'allowed_html' => '<p> <a> <b> <lo>',
+ ],
+ ],
+ ],
+ ]);
+ $pablo_format->save();
+ return $pablo_format;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ protected function getExpectedNormalizedEntity() {
+ return [
+ 'dependencies' => [],
+ 'filters' => [
+ 'filter_html' => [
+ 'id' => 'filter_html',
+ 'provider' => 'filter',
+ 'status' => TRUE,
+ 'weight' => -10,
+ 'settings' => [
+ 'allowed_html' => '<p> <a> <b> <lo>',
+ 'filter_html_help' => TRUE,
+ 'filter_html_nofollow' => FALSE,
+ ],
+ ],
+ ],
+ 'format' => 'pablo',
+ 'langcode' => 'es',
+ 'name' => 'Pablo Piccasso',
+ 'status' => TRUE,
+ 'uuid' => $this->entity->uuid(),
+ 'weight' => 0,
+ ];
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ protected function getNormalizedPostEntity() {
+ // @todo Update in https://www.drupal.org/node/2300677.
+ }
+
+}