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user32/tests: Test selecting DDBs of different depth into display compatible DCs. 

Signed-off-by: Zhiyi Zhang <zzhang@codeweavers.com>
Signed-off-by: Huw Davies <huw@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Zhiyi Zhang 2021-12-29 15:32:42 +08:00 committed by Alexandre Julliard
parent 7e5eeecdfb
commit bd0603b19d
1 changed files with 107 additions and 3 deletions
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110
dlls/user32/tests/monitor.c
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@ -2180,13 +2180,17 @@ static void _check_display_dc(INT line, HDC hdc, const DEVMODEA *dm, BOOL allow_
static void test_display_dc(void)
{
static const INT bpps[] = {1, 4, 8, 16, 24, 32};
HBITMAP hbitmap, old_hbitmap;
INT count, old_count, i, bpp;
DWORD device_idx, mode_idx;
DEVMODEA dm, dm2, dm3;
INT count, old_count;
DISPLAY_DEVICEA dd;
HDC hdc, mem_dc;
DIBSECTION dib;
BITMAP bitmap;
BOOL ret;
LONG res;
HDC hdc;
/* Test DCs covering the entire virtual screen */
hdc = CreateDCA("DISPLAY", NULL, NULL, NULL);
@ -2199,6 +2203,51 @@ static void test_display_dc(void)
check_display_dc(hdc, &dm, FALSE);
/* Test that CreateCompatibleBitmap() for display DCs creates DDBs */
hbitmap = CreateCompatibleBitmap(hdc, dm.dmPelsWidth, dm.dmPelsHeight);
ok(!!hbitmap, "CreateCompatibleBitmap failed, error %d.\n", GetLastError());
count = GetObjectW(hbitmap, sizeof(dib), &dib);
ok(count == sizeof(BITMAP), "GetObject failed, count %d.\n", count);
count = GetObjectW(hbitmap, sizeof(bitmap), &bitmap);
ok(count == sizeof(BITMAP), "GetObject failed, count %d.\n", count);
ok(bitmap.bmBitsPixel == dm.dmBitsPerPel, "Expected %d, got %d.\n", dm.dmBitsPerPel,
bitmap.bmBitsPixel);
DeleteObject(hbitmap);
/* Test selecting a DDB of a different depth into a display compatible DC */
for (i = 0; i < ARRAY_SIZE(bpps); ++i)
{
winetest_push_context("bpp %d", bpps[i]);
mem_dc = CreateCompatibleDC(hdc);
hbitmap = CreateBitmap(dm.dmPelsWidth, dm.dmPelsHeight, 1, bpps[i], NULL);
ok(!!hbitmap, "CreateBitmap failed, error %d.\n", GetLastError());
old_hbitmap = SelectObject(mem_dc, hbitmap);
if (bpps[i] != 1 && bpps[i] != 32)
ok(!old_hbitmap, "Selecting bitmap succeeded.\n");
else
ok(!!old_hbitmap, "Failed to select bitmap.\n");
SelectObject(mem_dc, old_hbitmap);
DeleteObject(hbitmap);
DeleteDC(mem_dc);
winetest_pop_context();
}
/* Test selecting a DDB of the same color depth into a display compatible DC */
mem_dc = CreateCompatibleDC(hdc);
bpp = GetDeviceCaps(mem_dc, BITSPIXEL);
ok(bpp == dm.dmBitsPerPel, "Expected bpp %d, got %d.\n", dm.dmBitsPerPel, bpp);
hbitmap = CreateCompatibleBitmap(hdc, dm.dmPelsWidth, dm.dmPelsHeight);
count = GetObjectW(hbitmap, sizeof(bitmap), &bitmap);
ok(count == sizeof(BITMAP), "GetObject failed, count %d.\n", count);
ok(bitmap.bmBitsPixel == dm.dmBitsPerPel, "Expected %d, got %d.\n", dm.dmBitsPerPel, bitmap.bmBitsPixel);
old_hbitmap = SelectObject(mem_dc, hbitmap);
ok(!!old_hbitmap, "Failed to select bitmap.\n");
SelectObject(mem_dc, old_hbitmap);
DeleteDC(mem_dc);
/* Tests after mode changes to a different resolution */
memset(&dm2, 0, sizeof(dm2));
dm2.dmSize = sizeof(dm2);
@ -2226,7 +2275,7 @@ static void test_display_dc(void)
dm2.dmSize = sizeof(dm2);
for (mode_idx = 0; EnumDisplaySettingsA(NULL, mode_idx, &dm2); ++mode_idx)
{
if (dm2.dmBitsPerPel != dm.dmBitsPerPel)
if (dm2.dmBitsPerPel != dm.dmBitsPerPel && dm2.dmBitsPerPel != 1)
break;
}
if (dm2.dmBitsPerPel && dm2.dmBitsPerPel != dm.dmBitsPerPel)
@ -2239,6 +2288,59 @@ static void test_display_dc(void)
{
check_display_dc(hdc, &dm2, FALSE);
/* Test selecting a compatible bitmap of a different color depth previously created for
* a display DC into a new compatible DC */
count = GetObjectW(hbitmap, sizeof(bitmap), &bitmap);
ok(count == sizeof(BITMAP), "GetObject failed, count %d.\n", count);
ok(bitmap.bmBitsPixel == dm.dmBitsPerPel, "Expected %d, got %d.\n", dm.dmBitsPerPel,
bitmap.bmBitsPixel);
/* Note that hbitmap is of a different color depth and it can be successfully selected
* into the new compatible DC */
mem_dc = CreateCompatibleDC(hdc);
bpp = GetDeviceCaps(mem_dc, BITSPIXEL);
ok(bpp == dm2.dmBitsPerPel, "Expected bpp %d, got %d.\n", dm2.dmBitsPerPel, bpp);
old_hbitmap = SelectObject(mem_dc, hbitmap);
todo_wine
ok(!!old_hbitmap, "Failed to select bitmap.\n");
bpp = GetDeviceCaps(mem_dc, BITSPIXEL);
ok(bpp == dm2.dmBitsPerPel, "Expected bpp %d, got %d.\n", dm2.dmBitsPerPel, bpp);
SelectObject(mem_dc, old_hbitmap);
DeleteDC(mem_dc);
DeleteObject(hbitmap);
/* Test selecting a DDB of a different color depth into a display compatible DC */
for (i = 0; i < ARRAY_SIZE(bpps); ++i)
{
winetest_push_context("bpp %d", bpps[i]);
mem_dc = CreateCompatibleDC(hdc);
hbitmap = CreateBitmap(dm2.dmPelsWidth, dm2.dmPelsHeight, 1, bpps[i], NULL);
ok(!!hbitmap, "CreateBitmap failed, error %d.\n", GetLastError());
old_hbitmap = SelectObject(mem_dc, hbitmap);
/* On Win7 dual-QXL test bot and XP, only 1-bit DDBs and DDBs with the same color
* depth can be selected to the compatible DC. On newer versions of Windows, only
* 1-bit and 32-bit DDBs can be selected into the compatible DC even if
* GetDeviceCaps(BITSPIXEL) reports a different color depth, for example, 16-bit.
* It's most likely due to the fact that lower color depth are emulated on newer
* versions of Windows as the real color depth is still 32-bit */
if (bpps[i] != 1 && bpps[i] != 32)
todo_wine_if(bpps[i] == dm2.dmBitsPerPel)
ok(!old_hbitmap || broken(!!old_hbitmap) /* Win7 dual-QXL test bot and XP */,
"Selecting bitmap succeeded.\n");
else
todo_wine_if(bpps[i] == 32)
ok(!!old_hbitmap || broken(!old_hbitmap) /* Win7 dual-QXL test bot and XP */,
"Failed to select bitmap.\n");
SelectObject(mem_dc, old_hbitmap);
DeleteObject(hbitmap);
DeleteDC(mem_dc);
winetest_pop_context();
}
hbitmap = NULL;
res = ChangeDisplaySettingsExA(NULL, NULL, NULL, 0, NULL);
ok(res == DISP_CHANGE_SUCCESSFUL, "ChangeDisplaySettingsExA returned unexpected %d.\n", res);
}
@ -2248,6 +2350,8 @@ static void test_display_dc(void)
win_skip("Failed to find a different color depth other than %u.\n", dm.dmBitsPerPel);
}
if (hbitmap)
DeleteObject(hbitmap);
DeleteDC(hdc);
/* Test DCs covering a specific monitor */