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gdi32/tests: Clarify return values from IntersectClipRect() and ExcludeClipRect(). 

Signed-off-by: Zebediah Figura <z.figura12@gmail.com>
Signed-off-by: Huw Davies <huw@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Zebediah Figura 2020-01-06 09:59:26 -06:00 committed by Alexandre Julliard
parent 35f112d0e4
commit fef352cb81
2 changed files with 36 additions and 68 deletions
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54
dlls/gdi32/tests/dc.c
View File

@ -40,27 +40,6 @@
static DWORD (WINAPI *pSetLayout)(HDC hdc, DWORD layout);
static void dump_region(HRGN hrgn)
{
DWORD i, size;
RGNDATA *data = NULL;
RECT *rect;
if (!hrgn)
{
printf( "(null) region\n" );
return;
}
if (!(size = GetRegionData( hrgn, 0, NULL ))) return;
if (!(data = HeapAlloc( GetProcessHeap(), 0, size ))) return;
GetRegionData( hrgn, size, data );
printf( "%d rects:", data->rdh.nCount );
for (i = 0, rect = (RECT *)data->Buffer; i < data->rdh.nCount; i++, rect++)
printf( " (%d,%d)-(%d,%d)", rect->left, rect->top, rect->right, rect->bottom );
printf( "\n" );
HeapFree( GetProcessHeap(), 0, data );
}
static void test_dc_values(void)
{
HDC hdc = CreateDCA("DISPLAY", NULL, NULL, NULL);
@ -111,6 +90,8 @@ static void test_dc_values(void)
static void test_savedc_2(void)
{
char buffer[100];
RGNDATA *rgndata = (RGNDATA *)buffer;
HWND hwnd;
HDC hdc;
HRGN hrgn;
@ -130,13 +111,16 @@ static void test_savedc_2(void)
ok(hdc != NULL, "GetDC failed\n");
ret = GetClipBox(hdc, &rc_clip);
ok(ret == SIMPLEREGION || broken(ret == COMPLEXREGION), "GetClipBox returned %d instead of SIMPLEREGION\n", ret);
/* all versions of Windows return SIMPLEREGION despite returning an empty region */
todo_wine ok(ret == NULLREGION || broken(ret == SIMPLEREGION), "wrong region type %d\n", ret);
ret = GetClipRgn(hdc, hrgn);
ok(ret == 0, "GetClipRgn returned %d instead of 0\n", ret);
ret = GetRgnBox(hrgn, &rc);
ok(ret == NULLREGION, "GetRgnBox returned %d %s instead of NULLREGION\n",
ret, wine_dbgstr_rect(&rc));
/*dump_region(hrgn);*/
ret = GetRegionData(hrgn, sizeof(buffer), rgndata);
ok(ret == sizeof(RGNDATAHEADER), "got %u\n", ret);
ok(!rgndata->rdh.nCount, "got %u rectangles\n", rgndata->rdh.nCount);
SetRect(&rc, 0, 0, 100, 100);
ok(EqualRect(&rc, &rc_clip), "rects are not equal: %s - %s\n", wine_dbgstr_rect(&rc),
wine_dbgstr_rect(&rc_clip));
@ -145,20 +129,18 @@ static void test_savedc_2(void)
ok(ret == 1, "ret = %d\n", ret);
ret = IntersectClipRect(hdc, 0, 0, 50, 50);
if (ret == COMPLEXREGION)
{
/* XP returns COMPLEXREGION although dump_region reports only 1 rect */
trace("Windows BUG: IntersectClipRect returned %d instead of SIMPLEREGION\n", ret);
/* let's make sure that it's a simple region */
ret = GetClipRgn(hdc, hrgn);
ok(ret == 1, "GetClipRgn returned %d instead of 1\n", ret);
dump_region(hrgn);
}
else
ok(ret == SIMPLEREGION, "IntersectClipRect returned %d instead of SIMPLEREGION\n", ret);
/* all versions of Windows return COMPLEXREGION despite the region comprising one rectangle */
ok(ret == SIMPLEREGION || broken(ret == COMPLEXREGION), "wrong region type %d\n", ret);
ret = GetClipRgn(hdc, hrgn);
ok(ret == 1, "GetClipRgn returned %d instead of 1\n", ret);
ret = GetRegionData(hrgn, sizeof(buffer), rgndata);
ok(ret == sizeof(RGNDATAHEADER) + sizeof(RECT), "got %u\n", ret);
ok(rgndata->rdh.nCount == 1, "got %u rectangles\n", rgndata->rdh.nCount);
SetRect(&rc, 0, 0, 50, 50);
ok(EqualRect((RECT *)rgndata->Buffer, &rc), "got rect %s\n", wine_dbgstr_rect((RECT *)rgndata->Buffer));
ret = GetClipBox(hdc, &rc_clip);
ok(ret == SIMPLEREGION || broken(ret == COMPLEXREGION), "GetClipBox returned %d instead of SIMPLEREGION\n", ret);
ok(ret == SIMPLEREGION, "wrong region type %d\n", ret);
SetRect(&rc, 0, 0, 50, 50);
ok(EqualRect(&rc, &rc_clip), "rects are not equal: %s - %s\n", wine_dbgstr_rect(&rc),
wine_dbgstr_rect(&rc_clip));
@ -167,7 +149,7 @@ static void test_savedc_2(void)
ok(ret, "ret = %d\n", ret);
ret = GetClipBox(hdc, &rc_clip);
ok(ret == SIMPLEREGION || broken(ret == COMPLEXREGION), "GetClipBox returned %d instead of SIMPLEREGION\n", ret);
ok(ret == SIMPLEREGION, "wrong region type %d\n", ret);
SetRect(&rc, 0, 0, 100, 100);
ok(EqualRect(&rc, &rc_clip), "rects are not equal: %s - %s\n", wine_dbgstr_rect(&rc),
wine_dbgstr_rect(&rc_clip));

50
dlls/gdi32/tests/metafile.c
View File

@ -60,20 +60,6 @@ static void init_function_pointers(void)
GDI_GET_PROC(SetDCPenColor);
}
static DWORD rgn_rect_count(HRGN hrgn)
{
DWORD size;
RGNDATA *data;
if (!hrgn) return 0;
if (!(size = GetRegionData(hrgn, 0, NULL))) return 0;
if (!(data = HeapAlloc(GetProcessHeap(), 0, size))) return 0;
GetRegionData(hrgn, size, data);
size = data->rdh.nCount;
HeapFree(GetProcessHeap(), 0, data);
return size;
}
static int CALLBACK eto_emf_enum_proc(HDC hdc, HANDLETABLE *handle_table,
const ENHMETARECORD *emr, int n_objs, LPARAM param)
{
@ -2716,6 +2702,8 @@ static int CALLBACK clip_emf_enum_proc(HDC hdc, HANDLETABLE *handle_table,
static void test_emf_clipping(void)
{
char buffer[100];
RGNDATA *rgndata = (RGNDATA *)buffer;
static const RECT rc = { 0, 0, 100, 100 };
RECT rc_clip = { 100, 100, 1024, 1024 };
HWND hwnd;
@ -2790,15 +2778,14 @@ static void test_emf_clipping(void)
wine_dbgstr_rect(&rc_res));
ret = IntersectClipRect(hdc, 0, 0, 100, 100);
ok(ret == SIMPLEREGION || broken(ret == COMPLEXREGION) /* XP */, "got %d\n", ret);
if (ret == COMPLEXREGION)
{
/* XP returns COMPLEXREGION although region contains only 1 rect */
ret = GetClipRgn(hdc, hrgn);
ok(ret == 1, "expected 1, got %d\n", ret);
ret = rgn_rect_count(hrgn);
ok(ret == 1, "expected 1, got %d\n", ret);
}
/* all versions of Windows return COMPLEXREGION despite the region comprising one rectangle */
ok(ret == SIMPLEREGION || broken(ret == COMPLEXREGION), "wrong region type %d\n", ret);
ret = GetClipRgn(hdc, hrgn);
ok(ret == 1, "expected 1, got %d\n", ret);
ret = GetRegionData(hrgn, sizeof(buffer), rgndata);
ok(ret == sizeof(RGNDATAHEADER) + sizeof(RECT), "got %u\n", ret);
ok(rgndata->rdh.nCount == 1, "got %u rectangles\n", rgndata->rdh.nCount);
ok(EqualRect((RECT *)rgndata->Buffer, &rc), "got rect %s\n", wine_dbgstr_rect((RECT *)rgndata->Buffer));
SetRect(&rc_res, -1, -1, -1, -1);
ret = GetClipBox(hdc, &rc_res);
ok(ret == SIMPLEREGION, "got %d\n", ret);
@ -2807,15 +2794,14 @@ static void test_emf_clipping(void)
SetRect(&rc_sclip, 0, 0, 100, 50);
ret = ExcludeClipRect(hdc, 0, 50, 100, 100);
ok(ret == SIMPLEREGION || broken(ret == COMPLEXREGION) /* XP */, "got %d\n", ret);
if (ret == COMPLEXREGION)
{
/* XP returns COMPLEXREGION although region contains only 1 rect */
ret = GetClipRgn(hdc, hrgn);
ok(ret == 1, "expected 1, got %d\n", ret);
ret = rgn_rect_count(hrgn);
ok(ret == 1, "expected 1, got %d\n", ret);
}
/* all versions of Windows return COMPLEXREGION despite the region comprising one rectangle */
ok(ret == SIMPLEREGION || broken(ret == COMPLEXREGION), "wrong region type %d\n", ret);
ret = GetClipRgn(hdc, hrgn);
ok(ret == 1, "expected 1, got %d\n", ret);
ret = GetRegionData(hrgn, sizeof(buffer), rgndata);
ok(ret == sizeof(RGNDATAHEADER) + sizeof(RECT), "got %u\n", ret);
ok(rgndata->rdh.nCount == 1, "got %u rectangles\n", rgndata->rdh.nCount);
ok(EqualRect((RECT *)rgndata->Buffer, &rc_sclip), "got rect %s\n", wine_dbgstr_rect((RECT *)rgndata->Buffer));
SetRect(&rc_res, -1, -1, -1, -1);
ret = GetClipBox(hdc, &rc_res);
ok(ret == SIMPLEREGION, "got %d\n", ret);