--- /dev/null
+--TEST--
+filter_var() / filter_var_array() and passed data integrity
+--SKIPIF--
+<?php if (!extension_loaded("filter")) die("skip"); ?>
+--FILE--
+<?php
+function filter_cb($var)
+{
+ return 1;
+}
+
+$data = array ('bar' => array ('fu<script>bar', 'bar<script>fu') );
+var_dump(filter_var($data, FILTER_SANITIZE_STRING, FILTER_FORCE_ARRAY));
+var_dump($data);
+var_dump(filter_var($data, FILTER_CALLBACK, array('options' => 'filter_cb')));
+var_dump($data);
+var_dump(filter_var_array($data, array('bar' => array('filter' => FILTER_CALLBACK, 'options' => 'filter_cb'))));
+var_dump($data);
+--EXPECT--
+array(1) {
+ ["bar"]=>
+ array(2) {
+ [0]=>
+ string(5) "fubar"
+ [1]=>
+ string(5) "barfu"
+ }
+}
+array(1) {
+ ["bar"]=>
+ array(2) {
+ [0]=>
+ string(13) "fu<script>bar"
+ [1]=>
+ string(13) "bar<script>fu"
+ }
+}
+array(1) {
+ ["bar"]=>
+ array(2) {
+ [0]=>
+ int(1)
+ [1]=>
+ int(1)
+ }
+}
+array(1) {
+ ["bar"]=>
+ array(2) {
+ [0]=>
+ string(13) "fu<script>bar"
+ [1]=>
+ string(13) "bar<script>fu"
+ }
+}
+array(1) {
+ ["bar"]=>
+ array(2) {
+ [0]=>
+ int(1)
+ [1]=>
+ int(1)
+ }
+}
+array(1) {
+ ["bar"]=>
+ array(2) {
+ [0]=>
+ string(13) "fu<script>bar"
+ [1]=>
+ string(13) "bar<script>fu"
+ }
+}