user32: Add additional tests for scroll state, make them pass under Wine

[Reece Dunn]

2008/6/30 James Hawkins <truiken at gmail.com>:
> On Mon, Jun 30, 2008 at 3:34 PM, Alex Villací­s Lasso
> <a_villacis at palosanto.com> wrote:
>> ...
> +        ok(si.nMin == 0xdeadbeef, "si.nMin == 0x%x, expected
> 0xdeadbeef\n", si.nMin);
> +        ok(si.nMax == 0xdeadbeef, "si.nMax == 0x%x, expected
> 0xdeadbeef\n", si.nMax);
> +        ok(si.nPos == 0xdeadbeef, "si.nPos == 0x%x, expected
> 0xdeadbeef\n", si.nPos);
> +        ok(si.nPage == 0xdeadbeef, "si.nPage == 0x%x, expected
> 0xdeadbeef\n", si.nPage);
> +
> +        if (r == ERROR_NO_SCROLLBARS) behavior_winxp = TRUE;
> +        if (r == 0xdeadbeef) behavior_win98 = TRUE;
> +    } else {
> +        if (r2) {
> +            ok(si.nMin == 0, "si.nMin == %d, expected 0\n", si.nMin);
> +            ok(si.nMax == 100, "si.nMax == %d, expected 100\n", si.nMax);
> +            ok(si.nPos == 0, "si.nPos == %d, expected 0\n", si.nPos);
> +            ok(si.nPage == 0, "si.nPage == %d, expected 0\n", si.nPage);
> +
> +            behavior_winxp = TRUE;
> +        } else {
> +            ok(r == 0xdeadbeef, "GetScrollInfo failed, error is %ld
> (0x%08lx) expected 0xdeadbeef\n", r, r);
> +
> +            behavior_win98 = TRUE;
> +        }
> +    }
>
> This is seriously complex (in a bad way).  I think you've tried to
> factor too much into one function.  You don't need to set and check
> the version, just test for both cases that are expected, like all the
> other tests:
>
> ok(si.nMin == 0 ||
>     si.nMin == 0xdeadbeef, "si.nMin == 0x%x, expected 0 or
> 0xdeadbeef\n", si.nMin);

Francois Gouget also implemented a broken() method so you can get Wine
to do the right thing, something like:

ok(si.nMin == 0 /* XP */ ||
     broken(si.nMin == 0xdeadbeef) /* 98 */ ,
     "si.nMin == 0x%x, expected 0 or 0xdeadbeef\n", si.nMin);

- Reece