From db1b341dec9f11b22fa9071c0aa4c0e80676525a Mon Sep 17 00:00:00 2001
From: Andrew Ozz <azaozz@git.wordpress.org>
Date: Thu, 23 Jun 2022 19:45:24 +0000
Subject: [PATCH] Build/Test Tools: Add missing @covers tags for the AJAX test
 group.

Props pbeane, hellofromTonya, antonvlasenko, ironprogrammer, SergeyBiryukov, costdev.
See #39265.

git-svn-id: https://develop.svn.wordpress.org/trunk@53561 602fd350-edb4-49c9-b593-d223f7449a82
---
 tests/phpunit/tests/ajax/AddMeta.php          | 24 ++++++++++++-------
 tests/phpunit/tests/ajax/AddTag.php           |  8 +++++++
 tests/phpunit/tests/ajax/Attachments.php      |  7 ++++++
 tests/phpunit/tests/ajax/Autosave.php         |  6 +++++
 tests/phpunit/tests/ajax/Compression.php      | 14 +++++++++++
 tests/phpunit/tests/ajax/CustomizeManager.php |  6 +++++
 tests/phpunit/tests/ajax/CustomizeMenus.php   | 15 ++++++++++++
 tests/phpunit/tests/ajax/DeleteComment.php    | 23 ++++++++++++++++++
 tests/phpunit/tests/ajax/DeletePlugin.php     |  5 ++++
 tests/phpunit/tests/ajax/DimComment.php       |  2 ++
 tests/phpunit/tests/ajax/EditComment.php      |  2 ++
 tests/phpunit/tests/ajax/GetComments.php      |  2 ++
 tests/phpunit/tests/ajax/ManageThemes.php     |  2 ++
 tests/phpunit/tests/ajax/MediaEdit.php        |  8 +++++++
 tests/phpunit/tests/ajax/QuickEdit.php        |  3 +++
 tests/phpunit/tests/ajax/ReplytoComment.php   |  4 +++-
 tests/phpunit/tests/ajax/Response.php         |  2 ++
 tests/phpunit/tests/ajax/TagSearch.php        |  2 ++
 tests/phpunit/tests/ajax/UpdatePlugin.php     |  2 ++
 19 files changed, 127 insertions(+), 10 deletions(-)

diff --git a/tests/phpunit/tests/ajax/AddMeta.php b/tests/phpunit/tests/ajax/AddMeta.php
index 12ec710a0d..caca5bba2a 100644
--- a/tests/phpunit/tests/ajax/AddMeta.php
+++ b/tests/phpunit/tests/ajax/AddMeta.php
@@ -13,15 +13,18 @@ require_once ABSPATH . 'wp-admin/includes/ajax-actions.php';
 class Tests_Ajax_AddMeta extends WP_Ajax_UnitTestCase {
 	/**
 	 * @ticket 43559
+	 *
+	 * @covers ::add_post_meta
+	 * @covers ::wp_ajax_add_meta
 	 */
 	public function test_post_add_meta_empty_is_allowed_ajax() {
-		$p = self::factory()->post->create();
+		$post = self::factory()->post->create();
 
 		// Become an administrator.
 		$this->_setRole( 'administrator' );
 
 		$_POST = array(
-			'post_id'              => $p,
+			'post_id'              => $post,
 			'metakeyinput'         => 'testkey',
 			'metavalue'            => '',
 			'_ajax_nonce-add-meta' => wp_create_nonce( 'add-meta' ),
@@ -34,25 +37,28 @@ class Tests_Ajax_AddMeta extends WP_Ajax_UnitTestCase {
 			unset( $e );
 		}
 
-		$this->assertSame( '', get_post_meta( $p, 'testkey', true ) );
+		$this->assertSame( '', get_post_meta( $post, 'testkey', true ) );
 	}
 
 	/**
 	 * @ticket 43559
+	 *
+	 * @covers ::update_metadata_by_mid
+	 * @covers ::wp_ajax_add_meta
 	 */
-	public function test_post_update_meta_empty_is_allowed_ajax() {
-		$p = self::factory()->post->create();
+	public function test_update_metadata_by_mid_allows_empty_values_ajax() {
+		$post = self::factory()->post->create();
 
-		$m = add_post_meta( $p, 'testkey', 'hello' );
+		$meta_id = add_post_meta( $post, 'testkey', 'hello' );
 
 		// Become an administrator.
 		$this->_setRole( 'administrator' );
 
 		$_POST = array(
 			'_ajax_nonce-add-meta' => wp_create_nonce( 'add-meta' ),
-			'post_id'              => $p,
+			'post_id'              => $post,
 			'meta'                 => array(
-				$m => array(
+				$meta_id => array(
 					'key'   => 'testkey',
 					'value' => '',
 				),
@@ -66,6 +72,6 @@ class Tests_Ajax_AddMeta extends WP_Ajax_UnitTestCase {
 			unset( $e );
 		}
 
-		$this->assertSame( '', get_post_meta( $p, 'testkey', true ) );
+		$this->assertSame( '', get_post_meta( $post, 'testkey', true ) );
 	}
 }
diff --git a/tests/phpunit/tests/ajax/AddTag.php b/tests/phpunit/tests/ajax/AddTag.php
index 0095dcf261..cf10110d91 100755
--- a/tests/phpunit/tests/ajax/AddTag.php
+++ b/tests/phpunit/tests/ajax/AddTag.php
@@ -17,6 +17,9 @@ class Tests_Ajax_AddTag extends WP_Ajax_UnitTestCase {
 	 *
 	 * @ticket 42937
 	 *
+	 * @covers ::wp_ajax_add_tag
+	 * @covers ::wp_insert_term
+	 *
 	 * @param array                 $post_data Data to populate $_POST.
 	 * @param string                $expected  Expected response.
 	 * @param array|string|callable $callback  Optional. Callback to register to 'term_updated_messages'
@@ -90,6 +93,8 @@ class Tests_Ajax_AddTag extends WP_Ajax_UnitTestCase {
 
 	/**
 	 * @ticket 42937
+	 *
+	 * @covers ::wp_ajax_add_tag
 	 */
 	public function test_adding_category_without_capability_should_error() {
 		$this->_setRole( 'subscriber' );
@@ -108,6 +113,9 @@ class Tests_Ajax_AddTag extends WP_Ajax_UnitTestCase {
 
 	/**
 	 * @ticket 42937
+	 *
+	 * @covers ::wp_ajax_add_tag
+	 * @covers ::wp_insert_term
 	 */
 	public function test_adding_existing_category_should_error() {
 		$this->_setRole( 'administrator' );
diff --git a/tests/phpunit/tests/ajax/Attachments.php b/tests/phpunit/tests/ajax/Attachments.php
index 657213d278..baf7c7f4fc 100644
--- a/tests/phpunit/tests/ajax/Attachments.php
+++ b/tests/phpunit/tests/ajax/Attachments.php
@@ -12,6 +12,9 @@ require_once ABSPATH . 'wp-admin/includes/ajax-actions.php';
 class Tests_Ajax_Attachments extends WP_Ajax_UnitTestCase {
 	/**
 	 * @ticket 36578
+	 *
+	 * @covers ::wp_ajax_send_attachment_to_editor
+	 * @covers ::get_image_send_to_editor
 	 */
 	public function test_wp_ajax_send_attachment_to_editor_should_return_an_image() {
 		// Become an administrator.
@@ -64,8 +67,12 @@ class Tests_Ajax_Attachments extends WP_Ajax_UnitTestCase {
 	/**
 	 * @ticket 36578
 	 * @group ms-excluded
+	 *
+	 * @covers ::wp_ajax_send_attachment_to_editor
 	 */
 	public function test_wp_ajax_send_attachment_to_editor_should_return_a_link() {
+		$this->skipWithMultisite();
+
 		// Become an administrator.
 		$post    = $_POST;
 		$user_id = self::factory()->user->create(
diff --git a/tests/phpunit/tests/ajax/Autosave.php b/tests/phpunit/tests/ajax/Autosave.php
index 4966f392dc..a3c57070ef 100644
--- a/tests/phpunit/tests/ajax/Autosave.php
+++ b/tests/phpunit/tests/ajax/Autosave.php
@@ -43,6 +43,8 @@ class Tests_Ajax_Autosave extends WP_Ajax_UnitTestCase {
 
 	/**
 	 * Tests autosaving a post.
+	 *
+	 * @covers ::wp_ajax_heartbeat
 	 */
 	public function test_autosave_post() {
 		// The original post_author.
@@ -84,6 +86,8 @@ class Tests_Ajax_Autosave extends WP_Ajax_UnitTestCase {
 
 	/**
 	 * Tests autosaving a locked post.
+	 *
+	 * @covers ::wp_ajax_heartbeat
 	 */
 	public function test_autosave_locked_post() {
 		// Lock the post to another user.
@@ -135,6 +139,8 @@ class Tests_Ajax_Autosave extends WP_Ajax_UnitTestCase {
 
 	/**
 	 * Tests with an invalid nonce.
+	 *
+	 * @covers ::wp_ajax_heartbeat
 	 */
 	public function test_with_invalid_nonce() {
 
diff --git a/tests/phpunit/tests/ajax/Compression.php b/tests/phpunit/tests/ajax/Compression.php
index e900b85375..4de6c2d154 100644
--- a/tests/phpunit/tests/ajax/Compression.php
+++ b/tests/phpunit/tests/ajax/Compression.php
@@ -17,6 +17,8 @@ class Tests_Ajax_CompressionTest extends WP_Ajax_UnitTestCase {
 
 	/**
 	 * Test as a logged out user
+	 *
+	 * @covers ::wp_ajax_wp_compression_test
 	 */
 	public function test_logged_out() {
 		$this->logout();
@@ -32,6 +34,8 @@ class Tests_Ajax_CompressionTest extends WP_Ajax_UnitTestCase {
 
 	/**
 	 * Fetch the test text
+	 *
+	 * @covers ::wp_ajax_wp_compression_test
 	 */
 	public function test_text() {
 
@@ -56,6 +60,8 @@ class Tests_Ajax_CompressionTest extends WP_Ajax_UnitTestCase {
 	 * Fetch the test text (gzdeflate)
 	 *
 	 * @requires function gzdeflate
+	 *
+	 * @covers ::wp_ajax_wp_compression_test
 	 */
 	public function test_gzdeflate() {
 
@@ -81,6 +87,8 @@ class Tests_Ajax_CompressionTest extends WP_Ajax_UnitTestCase {
 	 * Fetch the test text (gzencode)
 	 *
 	 * @requires function gzencode
+	 *
+	 * @covers ::wp_ajax_wp_compression_test
 	 */
 	public function test_gzencode() {
 
@@ -104,6 +112,8 @@ class Tests_Ajax_CompressionTest extends WP_Ajax_UnitTestCase {
 
 	/**
 	 * Fetch the test text (unknown encoding)
+	 *
+	 * @covers ::wp_ajax_wp_compression_test
 	 */
 	public function test_unknown_encoding() {
 
@@ -122,6 +132,8 @@ class Tests_Ajax_CompressionTest extends WP_Ajax_UnitTestCase {
 
 	/**
 	 * Set the 'can_compress_scripts' site option to true
+	 *
+	 * @covers ::wp_ajax_wp_compression_test
 	 */
 	public function test_set_yes() {
 
@@ -160,6 +172,8 @@ class Tests_Ajax_CompressionTest extends WP_Ajax_UnitTestCase {
 
 	/**
 	 * Set the 'can_compress_scripts' site option to false
+	 *
+	 * @covers ::wp_ajax_wp_compression_test
 	 */
 	public function test_set_no() {
 
diff --git a/tests/phpunit/tests/ajax/CustomizeManager.php b/tests/phpunit/tests/ajax/CustomizeManager.php
index 82dcc13c67..7300bb5ed0 100644
--- a/tests/phpunit/tests/ajax/CustomizeManager.php
+++ b/tests/phpunit/tests/ajax/CustomizeManager.php
@@ -103,6 +103,7 @@ class Tests_Ajax_CustomizeManager extends WP_Ajax_UnitTestCase {
 	 * Test WP_Customize_Manager::save().
 	 *
 	 * @ticket 30937
+	 *
 	 * @covers WP_Customize_Manager::save
 	 */
 	public function test_save_failures() {
@@ -270,6 +271,7 @@ class Tests_Ajax_CustomizeManager extends WP_Ajax_UnitTestCase {
 	 * Test WP_Customize_Manager::save().
 	 *
 	 * @ticket 30937
+	 *
 	 * @covers WP_Customize_Manager::save
 	 */
 	public function test_save_success_publish_create() {
@@ -299,6 +301,7 @@ class Tests_Ajax_CustomizeManager extends WP_Ajax_UnitTestCase {
 	 * Test WP_Customize_Manager::save().
 	 *
 	 * @ticket 30937
+	 *
 	 * @covers WP_Customize_Manager::save
 	 */
 	public function test_save_success_publish_edit() {
@@ -338,6 +341,7 @@ class Tests_Ajax_CustomizeManager extends WP_Ajax_UnitTestCase {
 	 * Test WP_Customize_Manager::save().
 	 *
 	 * @ticket 38943
+	 *
 	 * @covers WP_Customize_Manager::save
 	 */
 	public function test_success_save_post_date() {
@@ -436,6 +440,7 @@ class Tests_Ajax_CustomizeManager extends WP_Ajax_UnitTestCase {
 	 * Test WP_Customize_Manager::save().
 	 *
 	 * @ticket 39896
+	 *
 	 * @covers WP_Customize_Manager::save
 	 */
 	public function test_save_autosave() {
@@ -482,6 +487,7 @@ class Tests_Ajax_CustomizeManager extends WP_Ajax_UnitTestCase {
 	 * Test request for trashing a changeset.
 	 *
 	 * @ticket 39896
+	 *
 	 * @covers WP_Customize_Manager::handle_changeset_trash_request
 	 */
 	public function test_handle_changeset_trash_request() {
diff --git a/tests/phpunit/tests/ajax/CustomizeMenus.php b/tests/phpunit/tests/ajax/CustomizeMenus.php
index 7acc29ae80..33c0d94e92 100644
--- a/tests/phpunit/tests/ajax/CustomizeMenus.php
+++ b/tests/phpunit/tests/ajax/CustomizeMenus.php
@@ -79,6 +79,8 @@ class Tests_Ajax_CustomizeMenus extends WP_Ajax_UnitTestCase {
 	 *
 	 * @param string $role              The role we're checking caps against.
 	 * @param array  $expected_results  Expected results.
+	 *
+	 * @covers WP_Customize_Nav_Menus::ajax_load_available_items
 	 */
 	public function test_ajax_load_available_items_cap_check( $role, $expected_results ) {
 
@@ -157,6 +159,8 @@ class Tests_Ajax_CustomizeMenus extends WP_Ajax_UnitTestCase {
 	 *
 	 * @param array $post_args POST args.
 	 * @param mixed $expected_results Expected results.
+	 *
+	 * @covers WP_Customize_Nav_Menus::ajax_load_available_items
 	 */
 	public function test_ajax_load_available_items_error_messages( $post_args, $expected_results ) {
 
@@ -267,6 +271,8 @@ class Tests_Ajax_CustomizeMenus extends WP_Ajax_UnitTestCase {
 	 *
 	 * @param array $post_args       POST args.
 	 * @param array $success_status  Success status.
+	 *
+	 * @covers WP_Customize_Nav_Menus::ajax_load_available_items
 	 */
 	public function test_ajax_load_available_items_success_status( $post_args, $success_status ) {
 
@@ -357,6 +363,8 @@ class Tests_Ajax_CustomizeMenus extends WP_Ajax_UnitTestCase {
 	 * @dataProvider data_ajax_load_available_items_structure
 	 *
 	 * @param array $post_args POST args.
+	 *
+	 * @covers WP_Customize_Nav_Menus::ajax_load_available_items
 	 */
 	public function test2_ajax_load_available_items_structure( $post_args ) {
 		do_action( 'customize_register', $this->wp_customize );
@@ -466,6 +474,9 @@ class Tests_Ajax_CustomizeMenus extends WP_Ajax_UnitTestCase {
 	 *
 	 * @param string $role             Role.
 	 * @param array  $expected_results Expected results.
+	 *
+	 * @covers WP_Customize_Nav_Menus::ajax_search_available_items
+	 * @covers WP_Customize_Nav_Menus::search_available_items_query
 	 */
 	public function test_ajax_search_available_items_caps_check( $role, $expected_results ) {
 
@@ -545,6 +556,9 @@ class Tests_Ajax_CustomizeMenus extends WP_Ajax_UnitTestCase {
 	 *
 	 * @param array $post_args        POST args.
 	 * @param array $expected_results Expected results.
+	 *
+	 * @covers WP_Customize_Nav_Menus::ajax_search_available_items
+	 * @covers WP_Customize_Nav_Menus::search_available_items_query
 	 */
 	public function test_ajax_search_available_items_results( $post_args, $expected_results ) {
 		do_action( 'customize_register', $this->wp_customize );
@@ -638,6 +652,7 @@ class Tests_Ajax_CustomizeMenus extends WP_Ajax_UnitTestCase {
 	 * Testing successful ajax_insert_auto_draft_post() call.
 	 *
 	 * @covers WP_Customize_Nav_Menus::ajax_insert_auto_draft_post
+	 * @covers WP_Customize_Nav_Menus::insert_auto_draft_post
 	 */
 	public function test_ajax_insert_auto_draft_post_success() {
 		$_POST                = wp_slash(
diff --git a/tests/phpunit/tests/ajax/DeleteComment.php b/tests/phpunit/tests/ajax/DeleteComment.php
index bd38671b0d..c902752063 100644
--- a/tests/phpunit/tests/ajax/DeleteComment.php
+++ b/tests/phpunit/tests/ajax/DeleteComment.php
@@ -59,6 +59,9 @@ class Tests_Ajax_DeleteComment extends WP_Ajax_UnitTestCase {
 	 *
 	 * @param WP_Comment $comment Comment object.
 	 * @param string     $action  Action: 'trash', 'untrash', etc.
+	 *
+	 * @covers ::wp_ajax_delete_comment
+	 * @covers ::_wp_ajax_delete_comment_response
 	 */
 	public function _test_as_admin( $comment, $action ) {
 
@@ -118,6 +121,8 @@ class Tests_Ajax_DeleteComment extends WP_Ajax_UnitTestCase {
 	 *
 	 * @param WP_Comment $comment Comment object.
 	 * @param string     $action  Action: 'trash', 'untrash', etc.
+	 *
+	 * @covers ::wp_ajax_delete_comment
 	 */
 	public function _test_as_subscriber( $comment, $action ) {
 
@@ -150,6 +155,8 @@ class Tests_Ajax_DeleteComment extends WP_Ajax_UnitTestCase {
 	 *
 	 * @param WP_Comment $comment Comment object.
 	 * @param string     $action  Action: 'trash', 'untrash', etc.
+	 *
+	 * @covers ::wp_ajax_delete_comment
 	 */
 	public function _test_with_bad_nonce( $comment, $action ) {
 
@@ -181,6 +188,8 @@ class Tests_Ajax_DeleteComment extends WP_Ajax_UnitTestCase {
 	 *
 	 * @param WP_Comment $comment Comment object.
 	 * @param string     $action  Action: 'trash', 'untrash', etc.
+	 *
+	 * @covers ::wp_ajax_delete_comment
 	 */
 	public function _test_with_bad_id( $comment, $action ) {
 
@@ -218,6 +227,8 @@ class Tests_Ajax_DeleteComment extends WP_Ajax_UnitTestCase {
 	 *
 	 * @param WP_Comment $comment Comment object.
 	 * @param string     $action  Action: 'trash', 'untrash', etc.
+	 *
+	 * @covers ::wp_ajax_delete_comment
 	 */
 	public function _test_double_action( $comment, $action ) {
 
@@ -263,6 +274,9 @@ class Tests_Ajax_DeleteComment extends WP_Ajax_UnitTestCase {
 
 	/**
 	 * Deletes a comment as an administrator (expects success).
+	 *
+	 * @covers ::wp_ajax_delete_comment
+	 * @covers ::_wp_ajax_delete_comment_response
 	 */
 	public function test_ajax_comment_trash_actions_as_administrator() {
 		// Test trash/untrash.
@@ -279,6 +293,8 @@ class Tests_Ajax_DeleteComment extends WP_Ajax_UnitTestCase {
 
 	/**
 	 * Deletes a comment as a subscriber (expects permission denied).
+	 *
+	 * @covers ::wp_ajax_delete_comment
 	 */
 	public function test_ajax_comment_trash_actions_as_subscriber() {
 		// Test trash/untrash.
@@ -295,6 +311,9 @@ class Tests_Ajax_DeleteComment extends WP_Ajax_UnitTestCase {
 
 	/**
 	 * Deletes a comment with no ID.
+	 *
+	 * @covers ::wp_ajax_delete_comment
+	 * @covers ::_wp_ajax_delete_comment_response
 	 */
 	public function test_ajax_trash_comment_no_id() {
 		// Test trash/untrash.
@@ -311,6 +330,8 @@ class Tests_Ajax_DeleteComment extends WP_Ajax_UnitTestCase {
 
 	/**
 	 * Deletes a comment with a bad nonce.
+	 *
+	 * @covers ::wp_ajax_delete_comment
 	 */
 	public function test_ajax_trash_comment_bad_nonce() {
 		// Test trash/untrash.
@@ -327,6 +348,8 @@ class Tests_Ajax_DeleteComment extends WP_Ajax_UnitTestCase {
 
 	/**
 	 * Tests trashing an already trashed comment, etc.
+	 *
+	 * @covers ::wp_ajax_delete_comment
 	 */
 	public function test_ajax_trash_double_action() {
 		// Test trash/untrash.
diff --git a/tests/phpunit/tests/ajax/DeletePlugin.php b/tests/phpunit/tests/ajax/DeletePlugin.php
index c42e238499..57a66a0dbf 100644
--- a/tests/phpunit/tests/ajax/DeletePlugin.php
+++ b/tests/phpunit/tests/ajax/DeletePlugin.php
@@ -8,6 +8,8 @@ require_once ABSPATH . 'wp-admin/includes/ajax-actions.php';
  * Testing Ajax handler for deleting a plugin.
  *
  * @group ajax
+ *
+ * @covers ::wp_ajax_delete_plugin
  */
 class Tests_Ajax_Delete_Plugin extends WP_Ajax_UnitTestCase {
 
@@ -127,6 +129,9 @@ class Tests_Ajax_Delete_Plugin extends WP_Ajax_UnitTestCase {
 
 	/**
 	 * @group ms-excluded
+	 *
+	 * @covers ::wp_ajax_delete_plugin
+	 * @covers ::delete_plugins
 	 */
 	public function test_delete_plugin() {
 		$this->_setRole( 'administrator' );
diff --git a/tests/phpunit/tests/ajax/DimComment.php b/tests/phpunit/tests/ajax/DimComment.php
index 05e6808bfc..6881279e07 100644
--- a/tests/phpunit/tests/ajax/DimComment.php
+++ b/tests/phpunit/tests/ajax/DimComment.php
@@ -12,6 +12,8 @@ require_once ABSPATH . 'wp-admin/includes/ajax-actions.php';
  * @subpackage UnitTests
  * @since      3.4.0
  * @group      ajax
+ *
+ * @covers ::wp_ajax_dim_comment
  */
 class Tests_Ajax_DimComment extends WP_Ajax_UnitTestCase {
 
diff --git a/tests/phpunit/tests/ajax/EditComment.php b/tests/phpunit/tests/ajax/EditComment.php
index d5b569d388..fba7bd46a3 100644
--- a/tests/phpunit/tests/ajax/EditComment.php
+++ b/tests/phpunit/tests/ajax/EditComment.php
@@ -12,6 +12,8 @@ require_once ABSPATH . 'wp-admin/includes/ajax-actions.php';
  * @subpackage UnitTests
  * @since      3.4.0
  * @group      ajax
+ *
+ * @covers ::wp_ajax_edit_comment
  */
 class Tests_Ajax_EditComment extends WP_Ajax_UnitTestCase {
 
diff --git a/tests/phpunit/tests/ajax/GetComments.php b/tests/phpunit/tests/ajax/GetComments.php
index 6649e30dab..a828aa3df6 100644
--- a/tests/phpunit/tests/ajax/GetComments.php
+++ b/tests/phpunit/tests/ajax/GetComments.php
@@ -12,6 +12,8 @@ require_once ABSPATH . 'wp-admin/includes/ajax-actions.php';
  * @subpackage UnitTests
  * @since      3.4.0
  * @group      ajax
+ *
+ * @covers ::wp_ajax_get_comments
  */
 class Tests_Ajax_GetComments extends WP_Ajax_UnitTestCase {
 
diff --git a/tests/phpunit/tests/ajax/ManageThemes.php b/tests/phpunit/tests/ajax/ManageThemes.php
index 015c140d83..f689515fe3 100644
--- a/tests/phpunit/tests/ajax/ManageThemes.php
+++ b/tests/phpunit/tests/ajax/ManageThemes.php
@@ -8,6 +8,8 @@ require_once ABSPATH . 'wp-admin/includes/ajax-actions.php';
  * Testing Ajax handler for instlaling, updating, and deleting themes.
  *
  * @group ajax
+ *
+ * @covers ::wp_ajax_update_theme
  */
 class Tests_Ajax_Manage_Themes extends WP_Ajax_UnitTestCase {
 	private $orig_theme_dir;
diff --git a/tests/phpunit/tests/ajax/MediaEdit.php b/tests/phpunit/tests/ajax/MediaEdit.php
index d42ef09203..686dae08c5 100644
--- a/tests/phpunit/tests/ajax/MediaEdit.php
+++ b/tests/phpunit/tests/ajax/MediaEdit.php
@@ -27,6 +27,10 @@ class Tests_Ajax_MediaEdit extends WP_Ajax_UnitTestCase {
 
 	/**
 	 * @ticket 22985
+	 * @requires function imagejpeg
+	 *
+	 * @covers ::wp_insert_attachment
+	 * @covers ::wp_save_image
 	 */
 	public function testCropImageThumbnail() {
 		require_once ABSPATH . 'wp-admin/includes/image-edit.php';
@@ -56,6 +60,10 @@ class Tests_Ajax_MediaEdit extends WP_Ajax_UnitTestCase {
 
 	/**
 	 * @ticket 32171
+	 * @requires function imagejpeg
+	 *
+	 * @covers ::wp_insert_attachment
+	 * @covers ::wp_save_image
 	 */
 	public function testImageEditOverwriteConstant() {
 		define( 'IMAGE_EDIT_OVERWRITE', true );
diff --git a/tests/phpunit/tests/ajax/QuickEdit.php b/tests/phpunit/tests/ajax/QuickEdit.php
index 2369930cfb..d94f3d6cb2 100644
--- a/tests/phpunit/tests/ajax/QuickEdit.php
+++ b/tests/phpunit/tests/ajax/QuickEdit.php
@@ -14,6 +14,9 @@ class Tests_Ajax_QuickEdit extends WP_Ajax_UnitTestCase {
 
 	/**
 	 * @ticket 26948
+	 *
+	 * @covers ::wp_ajax_inline_save
+	 * @covers ::edit_post
 	 */
 	public function test_dont_process_terms_if_taxonomy_does_not_allow_show_on_quick_edit() {
 		register_taxonomy(
diff --git a/tests/phpunit/tests/ajax/ReplytoComment.php b/tests/phpunit/tests/ajax/ReplytoComment.php
index e652ede2a3..3db36b478f 100644
--- a/tests/phpunit/tests/ajax/ReplytoComment.php
+++ b/tests/phpunit/tests/ajax/ReplytoComment.php
@@ -12,6 +12,8 @@ require_once ABSPATH . 'wp-admin/includes/ajax-actions.php';
  * @subpackage UnitTests
  * @since      3.4.0
  * @group      ajax
+ *
+ * @covers ::wp_ajax_replyto_comment
  */
 class Tests_Ajax_ReplytoComment extends WP_Ajax_UnitTestCase {
 
@@ -186,7 +188,7 @@ class Tests_Ajax_ReplytoComment extends WP_Ajax_UnitTestCase {
 
 		// Make the request.
 		$this->expectException( 'WPAjaxDieStopException' );
-		$this->expectExceptionMessage( 'You cannot reply to a comment on a draft post.' );
+		$this->expectExceptionMessage( 'Error: You cannot reply to a comment on a draft post.' );
 		$this->_handleAjax( 'replyto-comment' );
 	}
 
diff --git a/tests/phpunit/tests/ajax/Response.php b/tests/phpunit/tests/ajax/Response.php
index 986c0971da..bf3335ad98 100644
--- a/tests/phpunit/tests/ajax/Response.php
+++ b/tests/phpunit/tests/ajax/Response.php
@@ -6,6 +6,8 @@
  * @subpackage UnitTests
  * @since      3.5.0
  * @group      ajax
+ *
+ * @covers WP_Ajax_Response::send
  */
 class Tests_Ajax_Response extends WP_UnitTestCase {
 
diff --git a/tests/phpunit/tests/ajax/TagSearch.php b/tests/phpunit/tests/ajax/TagSearch.php
index 971c8cb995..a70a1d6964 100644
--- a/tests/phpunit/tests/ajax/TagSearch.php
+++ b/tests/phpunit/tests/ajax/TagSearch.php
@@ -12,6 +12,8 @@ require_once ABSPATH . 'wp-admin/includes/ajax-actions.php';
  * @subpackage UnitTests
  * @since      3.4.0
  * @group      ajax
+ *
+ * @covers ::wp_ajax_ajax_tag_search
  */
 class Tests_Ajax_TagSearch extends WP_Ajax_UnitTestCase {
 
diff --git a/tests/phpunit/tests/ajax/UpdatePlugin.php b/tests/phpunit/tests/ajax/UpdatePlugin.php
index 44ce630633..07ab868ea3 100644
--- a/tests/phpunit/tests/ajax/UpdatePlugin.php
+++ b/tests/phpunit/tests/ajax/UpdatePlugin.php
@@ -8,6 +8,8 @@ require_once ABSPATH . 'wp-admin/includes/ajax-actions.php';
  * Testing Ajax handler for updating a plugin.
  *
  * @group ajax
+ *
+ * @covers ::wp_ajax_update_plugin
  */
 class Tests_Ajax_Update_Plugin extends WP_Ajax_UnitTestCase {