public function testPackageUrl()
{
$logger = new Logger();
$logger->setQuiet();
$peclProvider = new PeclProvider($logger, new OptionResult());
$downloader = new ExtensionDownloader($logger, new OptionResult());
$peclProvider->setPackageName('APCu');
$extractPath = $downloader->download($peclProvider, 'latest');
$this->assertFileExists($extractPath);
}