1--TEST--
2Check xsltprocessor::registerPHPFunctions with string called multiple times
3--DESCRIPTION--
4When being called multiple times with a stringular function name only,
5registerPHPFunctions adds the new function to the allowed parameter
6list - it does not replace the old function.
7--EXTENSIONS--
8xsl
9--FILE--
10<?php
11include __DIR__ .'/prepare.inc';
12$phpfuncxsl = new domDocument();
13$phpfuncxsl->load(__DIR__."/phpfunc.xsl");
14if(!$phpfuncxsl) {
15  echo "Error while parsing the xsl document\n";
16  exit;
17}
18$proc->importStylesheet($phpfuncxsl);
19var_dump($proc->registerPHPFunctions('ucwords'));
20var_dump($proc->registerPHPFunctions('strpos'));
21var_dump($proc->transformToXml($dom));
22?>
23--EXPECT--
24NULL
25NULL
26string(18) "This Is An Example"
27--CREDITS--
28Christian Weiske, cweiske@php.net
29PHP Testfest Berlin 2009-05-09
30