Add a test for accessing classes from another thread

[Alexandre Julliard]

Dmitry Timoshkov <dmitry at baikal.ru> writes:

> somebody on the ReactOS mailing list mentioned that Windows stores class
> information in the per thread list, not a per process or per module list.
> That would effecively meant that accessing classes or creating windows
> from other threads would fail.
>
> So, I decided to write a test for that. The test passes under Wine.

Not for me:

class.c:258: Test failed: GetLastError() should be set to ERROR_CLASS_HAS_WINDOWS
class.c:258: Test failed: GetLastError() should be set to ERROR_CLASS_HAS_WINDOWS

-- 
Alexandre Julliard
julliard at winehq.org