Test passes if the two boxes below look exactly the same.

Key to entities used below: א ... ט - The first nine Hebrew letters (strongly RTL). ‎ - The LRM (left-to-right mark) formatting character (invisible, stronly LTR). ‏ - The RLM (right-to-left mark) formatting character (invisible, stronly RTL). ‭ - The LRO (left-to-right override) formatting character. ‬ - The PDF (pop directional formatting) formatting character; closes LRO.
בא‎ ih גד fg‏ 1. I like ה.
2. ה is great! ‏cd וז ba ‎טח
‭אב גד 1. I like ה. fg hi‬
‭ab cd 2. ה is great! וז חט‬