BDI: has dir=auto by default

Prerequisites: A Hebrew font.

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

[:)], [+- a ב], [1 ג d]...

‭[:)], [+- a ב], [d ג 1]...‬

‭...[d ג 1] ,[+- a ב] ,[:)]‬

Assertion: 'The dir global attribute defaults to auto on this element (it never inherits from the parent element like with other elements).'

HTML5