public function testConvert()
{
$val = $this->val('k');
isBatch(array(array('-273.15 c', $val->convert('C')->dump(false)), array('-459.67 f', $val->convert('F')->dump(false)), array('0 k', $val->convert('K')->dump(false)), array('0 r', $val->convert('R')->dump(false)), array('-273.15 c', $val->convert('C')->dump(false)), array('0 r', $val->convert('R')->dump(false))));
}