update tests to current api
update tests to current api

JazzCore/python-pdfkit,lucashtnguyen/python-pdfkit,lucashtnguyen/python-pdfkit,skybird6672/python-pdfkit,skybird6672/python-pdfkit,phobson/python-pdfkit,JazzCore/python-pdfkit,phobson/python-pdfkit,dongguangming/python-pdfkit,dongguangming/python-pdfkit,Geosyntec/python-pdfkit,Geosyntec/python-pdfkit