public function testUrlsSupported()
{
$writer = new Writer('http://3/4/5');
$writer->write(self::Fixture);
$path = Writer::getCacheFolderPath() . '3/4/5';
$this->assertTrue(file_exists($path));
$contents = file_get_contents($path);
$this->AssertEquals(self::Fixture, $contents);
}
