From 4196a0751c595e2b44cea02c582e4c268155cef4 Mon Sep 17 00:00:00 2001
From: John Blackbourn <johnbillion@git.wordpress.org>
Date: Sat, 26 Sep 2015 22:02:15 +0000
Subject: [PATCH] Add function signature tests for the pluggable functions in
 `wp-includes/cache.php`.

See #33867


git-svn-id: https://develop.svn.wordpress.org/trunk@34607 602fd350-edb4-49c9-b593-d223f7449a82
---
 tests/phpunit/tests/pluggable.php | 37 ++++++++++++++++++++++++++-----
 1 file changed, 31 insertions(+), 6 deletions(-)

diff --git a/tests/phpunit/tests/pluggable.php b/tests/phpunit/tests/pluggable.php
index 464638d761..b8efdb59dd 100644
--- a/tests/phpunit/tests/pluggable.php
+++ b/tests/phpunit/tests/pluggable.php
@@ -74,14 +74,20 @@ class Tests_Pluggable extends WP_UnitTestCase {
 	 */
 	public function getDefinedPluggableFunctions() {
 
-		preg_match_all( '#^function (\w+)#m', file_get_contents( ABSPATH . '/wp-includes/pluggable.php' ), $functions );
-
+		$test_files = array(
+			'wp-includes/pluggable.php',
+			'wp-includes/cache.php',
+		);
 		$data = array();
 
-		foreach ( $functions[1] as $function ) {
-			$data[] = array(
-				$function,
-			);
+		foreach ( $test_files as $file ) {
+			preg_match_all( '#^function (\w+)#m', file_get_contents( ABSPATH . '/' . $file ), $functions );
+
+			foreach ( $functions[1] as $function ) {
+				$data[] = array(
+					$function
+				);
+			}
 		}
 
 		return $data;
@@ -96,6 +102,8 @@ class Tests_Pluggable extends WP_UnitTestCase {
 	public function getPluggableFunctionSignatures() {
 
 		return array(
+
+			// wp-includes/pluggable.php:
 			'wp_set_current_user'             => array( 'id', 'name' => '' ),
 			'wp_get_current_user'             => array(),
 			'get_currentuserinfo'             => array(),
@@ -135,6 +143,23 @@ class Tests_Pluggable extends WP_UnitTestCase {
 			'wp_set_password'                 => array( 'password', 'user_id' ),
 			'get_avatar'                      => array( 'id_or_email', 'size' => 96, 'default' => '', 'alt' => '', 'args' => null ),
 			'wp_text_diff'                    => array( 'left_string', 'right_string', 'args' => null ),
+
+			// wp-includes/cache.php:
+			'wp_cache_add'                       => array( 'key', 'data', 'group' => '', 'expire' => 0 ),
+			'wp_cache_close'                     => array(),
+			'wp_cache_decr'                      => array( 'key', 'offset' => 1, 'group' => '' ),
+			'wp_cache_delete'                    => array( 'key', 'group' => '' ),
+			'wp_cache_flush'                     => array(),
+			'wp_cache_get'                       => array( 'key', 'group' => '', 'force' => false, 'found' => null ),
+			'wp_cache_incr'                      => array( 'key', 'offset' => 1, 'group' => '' ),
+			'wp_cache_init'                      => array(),
+			'wp_cache_replace'                   => array( 'key', 'data', 'group' => '', 'expire' => 0 ),
+			'wp_cache_set'                       => array( 'key', 'data', 'group' => '', 'expire' => 0 ),
+			'wp_cache_switch_to_blog'            => array( 'blog_id' ),
+			'wp_cache_add_global_groups'         => array( 'groups' ),
+			'wp_cache_add_non_persistent_groups' => array( 'groups' ),
+			'wp_cache_reset'                     => array(),
+
 		);
 
 	}