--- /dev/null
+<?php
+
+namespace Drupal\config\Tests;
+
+/**
+ * Provides a class for checking configuration schema.
+ *
+ * @deprecated as of 8.3.x, will be removed in before Drupal 9.0.0.
+ */
+trait SchemaCheckTestTrait {
+
+ use \Drupal\Tests\SchemaCheckTestTrait;
+
+}