--- /dev/null
+<?php
+
+namespace Drupal\views\Tests\Handler;
+@trigger_error('\Drupal\views\Tests\Handler\HandlerTestBase is deprecated in Drupal 8.4.0 and will be removed before Drupal 9.0.0. Instead, use \Drupal\Tests\views\Functional\ViewTestBase', E_USER_DEPRECATED);
+
+use Drupal\views\Tests\ViewTestBase;
+
+/**
+ * @deprecated in Drupal 8.4.0 and will be removed before Drupal 9.0.0.
+ * Use \Drupal\Tests\views\Functional\ViewTestBase.
+ */
+abstract class HandlerTestBase extends ViewTestBase {
+
+}