public function testChecksumWithProperty()
{
// checksum of test image resized to 300x200
$sum = '9b3c716836cb438c4619eb0452740019';
$img = new ImageCache;
$img->make('foo/bar.jpg');
$img->resize(300, 200);
$this->assertEquals($sum, $img->checksum());
// different checksum with property
$sum = '299243f98e2de9939ea59e5884ab1b8b';
$img = new ImageCache;
$img->setProperty('foo', 'bar');
$img->make('foo/bar.jpg');
$img->resize(300, 200);
$this->assertEquals($sum, $img->checksum());
}
