csu3_am335x/EVSE/GPL/php-8.1.12/ext/gd/tests/bug50194.phpt

--TEST--
Bug #50194 (imagettftext broken on transparent background w/o alphablending)
--EXTENSIONS--
gd
--SKIPIF--
<?php
if (!function_exists('imagettftext')) die('skip imagettftext() not available');
//die('skip freetype issues');
?>
--FILE--
<?php
require_once __DIR__ . DIRECTORY_SEPARATOR . 'func.inc';

$im = imagecreatetruecolor(240, 55);
$background = imagecolorallocatealpha($im, 60, 60, 60, 0); // no tranparency
$black = imagecolorallocate($im, 0, 0, 0);
imagealphablending($im, false);
imagefilledrectangle($im, 0, 0, 239, 54, $background);
$text = 'Testing ... ';
$font = __DIR__ . DIRECTORY_SEPARATOR . 'Tuffy.ttf';
imagettftext($im, 40, 0, 10, 40, $black, $font, $text);
imagesavealpha($im, true);

ob_start();
test_image_equals_file(__DIR__ . DIRECTORY_SEPARATOR . 'bug50194.png', $im);
$output = ob_get_clean();
assert(preg_match('/The images are equal|The images differ in (\d+) pixels/', $output, $matches));
if (isset($matches[1]) && $matches[1] > 2000) {
    echo "The images differ in {$matches[1]} pixels.\n";
} else {
    echo "The images are similar.\n";
}

imagedestroy($im);
?>
--EXPECT--
The images are similar.