Autoloader: add unit tests for Plugins_Handler

packages/autoloader/src/class-plugins-handler.php

@@ -31,7 +31,7 @@ public function get_all_active_plugins( $skip_single_file_plugins = true ) {
 	 *
 	 * @return Array The active sitewide plugins.
 	 */
-	public function get_multisite_plugins() {
+	protected function get_multisite_plugins() {
 		return is_multisite()
 			? array_keys( get_site_option( 'active_sitewide_plugins', array() ) )
 			: array();

packages/autoloader/tests/php/bootstrap.php

@@ -18,6 +18,62 @@ function trailingslashit( $string ) {
 	}
 }
 
+if ( ! function_exists( 'wp_unslash' ) ) {
+	/**
+	 * A drop-in for a WordPress core function.
+	 *
+	 * @param string|string[] $value String or array of strings to unslash.
+	 * @return string|string[] Unslashed $value
+	 */
+	function wp_unslash( $value ) {
+		return stripslashes_deep( $value );
+	}
+
+	/**
+	 * A drop-in for a WordPress core function.
+	 *
+	 * @param mixed $value The value to be stripped.
+	 * @return mixed Stripped value.
+	 */
+	function stripslashes_deep( $value ) {
+		return map_deep( $value, 'stripslashes_from_strings_only' );
+	}
+
+	/**
+	 * A drop-in for a WordPress core function.
+	 *
+	 * @param mixed    $value    The array, object, or scalar.
+	 * @param callable $callback The function to map onto $value.
+	 * @return mixed The value with the callback applied to all non-arrays and non-objects inside it.
+	 */
+	function map_deep( $value, $callback ) {
+		if ( is_array( $value ) ) {
+			foreach ( $value as $index => $item ) {
+				$value[ $index ] = map_deep( $item, $callback );
+			}
+		} elseif ( is_object( $value ) ) {
+			$object_vars = get_object_vars( $value );
+			foreach ( $object_vars as $property_name => $property_value ) {
+				$value->$property_name = map_deep( $property_value, $callback );
+			}
+		} else {
+			$value = call_user_func( $callback, $value );
+		}
+
+		return $value;
+	}
+
+	/**
+	 * A drop-in for a WordPress core function.
+	 *
+	 * @param mixed $value The array or string to be stripped.
+	 * @return mixed $value The stripped value.
+	 */
+	function stripslashes_from_strings_only( $value ) {
+		return is_string( $value ) ? stripslashes( $value ) : $value;
+	}
+}
+
 require_once __DIR__ . '/../../vendor/autoload.php';
 require_once __DIR__ . '/../../src/functions.php';
 require_once __DIR__ . '/../../src/class-plugins-handler.php';