--- /dev/null
+<?php
+
+namespace Drupal\Tests\Core\Plugin\Fixtures;
+
+use Drupal\Core\Plugin\Context\ContextDefinition;
+
+/**
+ * Inherited class used for testing.
+ *
+ * @see \Drupal\Tests\Core\Plugin\Context\ContextDefinitionIsSatisfiedTest
+ */
+class InheritedContextDefinition extends ContextDefinition {}