Drupal 8.0.0 beta 12. More info: https://www.drupal.org/node/2514176

core/modules/simpletest/simpletest.api.php

@@ -0,0 +1,61 @@
+<?php
+
+/**
+ * @file
+ * Hooks provided by the SimpleTest module.
+ */
+
+/**
+ * @addtogroup hooks
+ * @{
+ */
+
+/**
+ * Alter the list of tests.
+ *
+ * @param $groups
+ *   A two dimensional array, the first key is the test group, the second is the
+ *   name of the test class, and the value is in associative array containing
+ *   'name', 'description', 'group', and 'requires' keys.
+ */
+function hook_simpletest_alter(&$groups) {
+  // An alternative session handler module would not want to run the original
+  // Session HTTPS handling test because it checks the sessions table in the
+  // database.
+  unset($groups['Session']['testHttpsSession']);
+}
+
+/**
+ * A test group has started.
+ *
+ * This hook is called just once at the beginning of a test group.
+ */
+function hook_test_group_started() {
+}
+
+/**
+ * A test group has finished.
+ *
+ * This hook is called just once at the end of a test group.
+ */
+function hook_test_group_finished() {
+}
+
+/**
+ * An individual test has finished.
+ *
+ * This hook is called when an individual test has finished.
+ *
+ * @param
+ *   $results The results of the test as gathered by
+ *   \Drupal\simpletest\WebTestBase.
+ *
+ * @see \Drupal\simpletest\WebTestBase->results()
+ */
+function hook_test_finished($results) {
+}
+
+
+/**
+ * @} End of "addtogroup hooks".
+ */