public function testOriginalFileChanged()
{
$filename = __DIR__.'/files/foo.bar';
// create tmp file
touch($filename);
// get original checksum
$img = new ImageCache;
$img->make($filename);
$img->resize(300, 200);
$checksum_original = $img->checksum();
// get modified checksum
clearstatcache();
$modified = touch($filename, 10);
// get modified checksum
$img = new ImageCache;
$img->make($filename);
$img->resize(300, 200);
$checksum_modified = $img->checksum();
// delete tmp file
unlink($filename);
$this->assertTrue($modified);
$this->assertNotEquals($checksum_original, $checksum_modified);
}
public function testChecksumWithClosure()
{
// closure must be serializable
$sum = '96cb89799900f6655c75b2b3a671ca38';
$img = new ImageCache();
$img->canvas(300, 200, 'fff');
$img->text('foo', 0, 0, function ($font) {
$font->valign('top');
$font->size(32);
});
$this->assertEquals($img->checksum(), $sum);
// checksum must differ, if values in closure change
$sum = '8ae197da869264c480c3093aa031fb20';
$img = new ImageCache();
$img->canvas(300, 200, 'fff');
$img->text('foo', 0, 0, function ($font) {
$font->valign('top');
$font->size(30);
});
$this->assertEquals($img->checksum(), $sum);
}