public function testEncoding()
{
$stream = new Curl($this->_testConfig);
$result = $stream->open();
$stream->encoding('UTF-8');
$result = $stream->resource();
$this->assertTrue(is_resource($result));
$stream = new Curl($this->_testConfig + array('encoding' => 'UTF-8'));
$result = $stream->open();
$result = $stream->resource();
$this->assertTrue(is_resource($result));
}