diff --git a/tests/phpunit/tests/hooks/addFilter.php b/tests/phpunit/tests/hooks/addFilter.php
index 2c134ef333..2c9d773d0d 100644
--- a/tests/phpunit/tests/hooks/addFilter.php
+++ b/tests/phpunit/tests/hooks/addFilter.php
@@ -5,6 +5,7 @@
  * Test the add_filter method of WP_Hook
  *
  * @group hooks
+ * @covers WP_Hook::add_filter
  */
 class Tests_WP_Hook_Add_Filter extends WP_UnitTestCase {
 
diff --git a/tests/phpunit/tests/hooks/applyFilters.php b/tests/phpunit/tests/hooks/applyFilters.php
index a50f21bf38..1fecefb81a 100644
--- a/tests/phpunit/tests/hooks/applyFilters.php
+++ b/tests/phpunit/tests/hooks/applyFilters.php
@@ -4,6 +4,7 @@
  * Test the apply_filters method of WP_Hook
  *
  * @group hooks
+ * @covers WP_Hook::apply_filters
  */
 class Tests_WP_Hook_Apply_Filters extends WP_UnitTestCase {
 
diff --git a/tests/phpunit/tests/hooks/doAction.php b/tests/phpunit/tests/hooks/doAction.php
index 542edf14ac..28a230e47f 100644
--- a/tests/phpunit/tests/hooks/doAction.php
+++ b/tests/phpunit/tests/hooks/doAction.php
@@ -4,6 +4,7 @@
  * Test the do_action method of WP_Hook
  *
  * @group hooks
+ * @covers WP_Hook::do_action
  */
 class Tests_WP_Hook_Do_Action extends WP_UnitTestCase {
 	private $events        = array();
diff --git a/tests/phpunit/tests/hooks/doAllHook.php b/tests/phpunit/tests/hooks/doAllHook.php
index d848b5ab16..c15e9a1bc0 100644
--- a/tests/phpunit/tests/hooks/doAllHook.php
+++ b/tests/phpunit/tests/hooks/doAllHook.php
@@ -4,6 +4,7 @@
  * Test the do_all_hook method of WP_Hook
  *
  * @group hooks
+ * @covers WP_Hook::do_all_hook
  */
 class Tests_WP_Hook_Do_All_Hook extends WP_UnitTestCase {
 
diff --git a/tests/phpunit/tests/hooks/hasFilter.php b/tests/phpunit/tests/hooks/hasFilter.php
index bf63ee6e06..e335cd1335 100644
--- a/tests/phpunit/tests/hooks/hasFilter.php
+++ b/tests/phpunit/tests/hooks/hasFilter.php
@@ -4,6 +4,7 @@
  * Test the has_filter method of WP_Hook
  *
  * @group hooks
+ * @covers WP_Hook::has_filter
  */
 class Tests_WP_Hook_Has_Filter extends WP_UnitTestCase {
 
diff --git a/tests/phpunit/tests/hooks/hasFilters.php b/tests/phpunit/tests/hooks/hasFilters.php
index b8c73f0020..8601075ec5 100644
--- a/tests/phpunit/tests/hooks/hasFilters.php
+++ b/tests/phpunit/tests/hooks/hasFilters.php
@@ -4,6 +4,7 @@
  * Test the has_filters method of WP_Hook
  *
  * @group hooks
+ * @covers WP_Hook::has_filters
  */
 class Tests_WP_Hook_Has_Filters extends WP_UnitTestCase {
 
diff --git a/tests/phpunit/tests/hooks/iterator.php b/tests/phpunit/tests/hooks/iterator.php
index a569fd4952..6795f50870 100644
--- a/tests/phpunit/tests/hooks/iterator.php
+++ b/tests/phpunit/tests/hooks/iterator.php
@@ -4,6 +4,7 @@
  * Test the Iterator implementation of WP_Hook
  *
  * @group hooks
+ * @covers WP_Hook::add_filter
  */
 class Tests_WP_Hook_Iterator extends WP_UnitTestCase {
 
diff --git a/tests/phpunit/tests/hooks/preinitHooks.php b/tests/phpunit/tests/hooks/preinitHooks.php
index 7eb5efe5cc..ce80fe06ce 100644
--- a/tests/phpunit/tests/hooks/preinitHooks.php
+++ b/tests/phpunit/tests/hooks/preinitHooks.php
@@ -4,6 +4,7 @@
  * Test the IteratorAggregate implementation of WP_Hook
  *
  * @group hooks
+ * @covers WP_Hook::build_preinitialized_hooks
  */
 class Tests_WP_Hook_Preinit_Hooks extends WP_UnitTestCase {
 
diff --git a/tests/phpunit/tests/hooks/removeAllFilters.php b/tests/phpunit/tests/hooks/removeAllFilters.php
index 1437c57248..c79baf59cb 100644
--- a/tests/phpunit/tests/hooks/removeAllFilters.php
+++ b/tests/phpunit/tests/hooks/removeAllFilters.php
@@ -4,6 +4,7 @@
  * Test the remove_all_filters method of WP_Hook
  *
  * @group hooks
+ * @covers WP_Hook::remove_all_filters
  */
 class Tests_WP_Hook_Remove_All_Filters extends WP_UnitTestCase {
 
diff --git a/tests/phpunit/tests/hooks/removeFilter.php b/tests/phpunit/tests/hooks/removeFilter.php
index c3511300a1..2cd4d94141 100644
--- a/tests/phpunit/tests/hooks/removeFilter.php
+++ b/tests/phpunit/tests/hooks/removeFilter.php
@@ -4,6 +4,7 @@
  * Test the remove_filter method of WP_Hook
  *
  * @group hooks
+ * @covers WP_Hook::remove_filter
  */
 class Tests_WP_Hook_Remove_Filter extends WP_UnitTestCase {