(this is related to https://bugs.webkit.org/show_bug.cgi?id=173909 except that this is about form controls, and that bug is about links)
The "auto" behavior of the "cursor" property used to be only vaguely defined, but to improve interoperability, the latest specification is more clear:
> auto behaves as 'text' over text, and 'default' otherwise.
Other expected effects, such as the cursor changes over form controls should be achieved using the UA stylesheet, rather than through the magic behavior of the "auto" value.
Webkit uses "auto" rather than the UA stylesheet to adjust the cursor, which causes the following tests to fail: