[resend] ntdll: Add test for environment variables in PEB block

[Nikolay Sivov]

On 4/24/19 4:37 PM, Fabian Maurer wrote:

>> Does it pick up updated registry values after WM_SETTINGCHANGE? New
>> explorer child processes should get updated variables after such
>> notification.
> Only partially. WM_SETTINGCHANGE or logout/login don't reproduce the effect I
> want to show with this test. To have environment variables updated out of
> order (i.e. not only expanded in alphabetical order), you have to do a reboot.
>
>> Asking to reboot is unrealistic.
> I'm sorry, it's the only time this specific behavior is triggered.

That's fine for standalone test program that you can attach to bug 
report for example.

Having it in tests just adds a path that virtually will never be 
executed, that's what I'm saying.

>
>
> Regards,
> Fabian Maurer
>
>