1--TEST-- 2Testing wrong parameter resource passing of EDGEDETECT in imagefilter() of GD library 3--CREDITS-- 4Guilherme Blanco <guilhermeblanco [at] hotmail [dot] com> 5#testfest PHPSP on 2009-06-20 6--SKIPIF-- 7<?php 8if (!extension_loaded("gd")) die("skip GD not present"); 9?> 10--FILE-- 11<?php 12$image = tmpfile(); 13 14var_dump(imagefilter($image, IMG_FILTER_EDGEDETECT)); 15?> 16--EXPECTF-- 17Warning: imagefilter(): supplied resource is not a valid Image resource in %s on line %d 18bool(false) 19