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--TEST--
Test iterating over images works
--SKIPIF--
<?php require_once(dirname(__FILE__) . '/skipif.inc'); ?>
--FILE--
<?php
$canvasTypes = [
"radial-gradient:red-blue",
"gradient:black-fuchsia",
"plasma:tomato-steelblue",
];
$canvas = new Imagick();
foreach ($canvasTypes as $canvasType) {
$imagick = new Imagick();
$imagick->newPseudoImage(300, 300, $canvasType);
$canvas->addImage($imagick);
}
$canvas->setImageFormat("png");
foreach ($canvas as $canvasSubImage) {
echo $canvas->getIteratorIndex() . "\n";
echo $canvas->getImageIndex() . "\n";
}
for ($i=0; $i<3; $i+=1) {
$canvas->setImageIndex($i);
echo $canvas->getIteratorIndex() . "\n";
}
for ($i=0; $i<3; $i+=1) {
$canvas->setIteratorIndex($i);
echo $canvas->getImageIndex() . "\n";
}
$canvas->setImageIndex(-1);
if ($canvas->getImageIndex() !== 2) {
echo "Setting image index to -1 did something unexpected. Or at least is a BC break.\n";
}
else {
echo "still " . $canvas->getImageIndex() . " as hasn't changed\n";
}
try {
$canvas->setImageIndex(3);
}
catch (ImagickException $ie) {
echo "Exception: ". $ie->getMessage() . "\n";
}
echo "Ok";
?>
--EXPECTF--
0
0
1
1
2
2
0
1
2
0
1
2
still 2 as hasn't changed
Exception: Unable to set image index
Ok