Added test case for bug #22544.

diff --git a/ext/gd/tests/bug22544.phpt b/ext/gd/tests/bug22544.phpt
new file mode 100644 (file)
index 0000000..961432e
--- /dev/null
+++ b/ext/gd/tests/bug22544.phpt
@@ -0,0 +1,26 @@
+--TEST--
+Bug #22544 (TrueColor transparency in PNG images).
+--SKIPIF--
+<?php 
+       if (!extension_loaded('gd')) {  
+               die("skip gd extension not available\n");
+       }
+       if (!GD_BUNDLED) {
+               die('skip external GD libraries may fail');
+       }
+?>
+--FILE--
+<?php
+       $dest = dirname(realpath(__FILE__)) . 'bug22544.png';
+       @unlink($dest);
+       $image = imageCreateTruecolor(640, 100);
+       $transparent = imageColorAllocate($image, 0, 0, 0);
+       $red = imageColorAllocate($image, 255, 50, 50);
+       imageColorTransparent($image, $transparent);
+       imageFilledRectangle($image, 0, 0, 640-1, 100-1, $transparent);
+       imagePng($image, $dest);
+       echo md5_file($dest) . "\n";    
+       @unlink($dest);
+?>
+--EXPECT--
+10a57d09a2c63fad87b85b38d6b258d6