CSS Text level 3 Test: zwj and text-shaping, cross font, explicit

CSS Text level 3 Test: zwj and text-shaping, cross font, explicit

Test passes if both halves of each of the pairs below are identical:

‍ا‍ ﺎ
‍ا ﺎ
ب‍ ﺑ
‍ب‍ ﺒ
‍ب ﺐ