[PATCH v2 1/2] gdi32: Add tests for CreatePolyPolygonRgn

[Huw Davies]

On Sun, May 19, 2019 at 04:31:45PM +0200, Fabian Maurer wrote:
> Signed-off-by: Fabian Maurer <dark.shadow4 at web.de>
> ---
>  dlls/gdi32/tests/clipping.c | 33 +++++++++++++++++++++++++++++++++
>  1 file changed, 33 insertions(+)
> 
> diff --git a/dlls/gdi32/tests/clipping.c b/dlls/gdi32/tests/clipping.c
> index 60bd31e8e4..5a8a8b0c2a 100644
> --- a/dlls/gdi32/tests/clipping.c
> +++ b/dlls/gdi32/tests/clipping.c
> @@ -533,6 +533,38 @@ static void test_window_dc_clipping(void)
>      DestroyWindow(hwnd);
>  }
> 
> +static void test_CreatePolyPolygonRgn(void)
> +{
> +    HRGN region;
> +    POINT points_zero[] = { {0, 0}, {0, 0}, {0, 0} };
> +    POINT points_mixed[] = { {0, 0}, {0, 0}, {0, 0}, {6, 6}, {6, 6}, {6, 6} };
> +    POINT points_six[] = { {6, 6}, {6, 6}, {6, 6} };
> +    POINT points_line[] = { {1, 0}, {11, 0}, {21, 0}};
> +    INT counts_single_poly[] = { 3 };
> +    INT counts_two_poly[] = { 3, 3 };
> +
> +    /* When all polygons are just one point or line, return must not be NULL */
> +
> +    region = CreatePolyPolygonRgn(points_zero, counts_single_poly, ARRAY_SIZE(counts_single_poly), ALTERNATE);
> +    todo_wine
> +    ok (region != NULL, "region must not be NULL\n");

It would be good to check the GetRgnBox() returns an empty rectangle.

Also, since the implementation change is so small, merging these two
patches together would probably be simpler.

Huw.