test_pdfgen_general.py: add in some OP/Alpha strings
test_pdfgen_general.py: add in some OP/Alpha strings

Distrotech/reportlab,kanarelo/reportlab,Distrotech/reportlab,kanarelo/reportlab,Distrotech/reportlab,Distrotech/reportlab,kanarelo/reportlab,Distrotech/reportlab,kanarelo/reportlab,kanarelo/reportlab