--- /dev/null
+<?php
+
+namespace Drupal\Tests\field_ui\Functional;
+
+use Drupal\Tests\BrowserTestBase;
+
+/**
+ * Tests the Manage Display page of a fieldable entity type.
+ *
+ * @group field_ui
+ */
+class ManageFieldsTest extends BrowserTestBase {
+
+ /**
+ * {@inheritdoc}
+ */
+ public static $modules = [
+ 'field_ui',
+ 'field_ui_test',
+ 'node',
+ 'text',
+ ];
+
+ /**
+ * {@inheritdoc}
+ */
+ protected function setUp() {
+ parent::setUp();
+ $account = $this->drupalCreateUser(['administer node fields']);
+ $this->drupalLogin($account);
+ $this->config('system.logging')
+ ->set('error_level', ERROR_REPORTING_DISPLAY_ALL)
+ ->save();
+ }
+
+ public function testFieldDropButtonOperations() {
+ $node_type = $this->drupalCreateContentType();
+
+ /** @var \Drupal\field\FieldStorageConfigInterface $storage */
+ $storage = $this->container->get('entity_type.manager')
+ ->getStorage('field_storage_config')
+ ->create([
+ 'type' => 'string',
+ 'field_name' => 'highlander',
+ 'entity_type' => 'node',
+ ]);
+ $storage->save();
+
+ $this->container->get('entity_type.manager')
+ ->getStorage('field_config')
+ ->create([
+ 'field_storage' => $storage,
+ 'bundle' => $node_type->id(),
+ ])
+ ->save();
+
+ $this->drupalGet('/admin/structure/types/manage/' . $node_type->id() . '/fields');
+
+ }
+
+}