1--TEST-- 2imagecreatefromstring 3--SKIPIF-- 4<?php 5 if (!function_exists('imagecreatefromstring')) die("skip gd extension not available\n"); 6 if (!function_exists('imagepng')) die("skip no imagpng()\n"); 7?> 8--FILE-- 9<?php 10$dir = dirname(__FILE__); 11 12$im = imagecreatetruecolor(5,5); 13imagefill($im, 0,0, 0xffffff); 14imagesetpixel($im, 3,3, 0x0); 15imagepng($im, $dir . '/tc.png'); 16 17$im_string = file_get_contents(dirname(__FILE__) . '/tc.png'); 18$im = imagecreatefromstring($im_string); 19echo 'createfromstring truecolor png: '; 20if (imagecolorat($im, 3,3) != 0x0) { 21 echo 'failed'; 22} else { 23 echo 'ok'; 24} 25echo "\n"; 26unlink($dir . '/tc.png'); 27 28 29 30$im = imagecreate(5,5); 31$c1 = imagecolorallocate($im, 255,255,255); 32$c2 = imagecolorallocate($im, 255,0,0); 33imagefill($im, 0,0, $c1); 34imagesetpixel($im, 3,3, $c2); 35imagepng($im, $dir . '/p.png'); 36 37$im_string = file_get_contents(dirname(__FILE__) . '/p.png'); 38$im = imagecreatefromstring($im_string); 39 40echo'createfromstring palette png: '; 41 42$c = imagecolorsforindex($im, imagecolorat($im, 3,3)); 43$failed = false; 44if ($c['red'] != 255 || $c['green'] != 0 || $c['blue'] != 0) { 45 echo 'failed'; 46} else { 47 echo 'ok'; 48} 49echo "\n"; 50unlink($dir . '/p.png'); 51 52 53//empty string 54$im = imagecreatefromstring(''); 55//random string > 8 56$im = imagecreatefromstring(' asdf jklp'); 57?> 58--EXPECTF-- 59createfromstring truecolor png: ok 60createfromstring palette png: ok 61 62Warning: imagecreatefromstring(): Empty string or invalid image in %screatefromstring.php on line %d 63 64Warning: imagecreatefromstring(): Data is not in a recognized format in %screatefromstring.php on line %d 65
