test1 (P42 graph + ISOLATED + 2 depths subflows)
test2 (organigram) + ISOLATED
test3 (EIC simple + subflow + NON-ISOLATED)
test4 (EIC-ICMP + NON-ISOLATED + AUTOFIT with ResizeObserver on container)
test4.5 (EIC-ICMP + NON-ISOLATED + single-port, ortho, oriented, aligned top)
test5 (P42 graph + ISOLATED + EDITABLE)
test6 (16 port combinations)