added some tests
added some tests

onnov/jade-php,kylekatarnls/jade-php,ronan-gloo/jade-php,kylekatarnls/jade-php,opendena/jade.php,ronan-gloo/jade-php,hfcorriez/jade.php,pug-php/pug,everzet/jade.php,pug-php/pug,pug-php/pug,maht0rz/jade.php,Soviut/jade-php,kylekatarnls/jade-php,onnov/jade-php,Soviut/jade-php,onnov/jade-php,Soviut/jade-php