Module: wine Branch: master Commit: bfed4330245fe08c72fb317db02f8eddfd305767 URL: https://source.winehq.org/git/wine.git/?a=commit;h=bfed4330245fe08c72fb317db...
Author: Zhiyi Zhang zzhang@codeweavers.com Date: Mon Apr 18 14:55:29 2022 +0800
user32/tests: Test NUMCOLORS for display 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
---
dlls/user32/tests/monitor.c | 92 ++++++++++++++++++++++++++++++++++++++++++++- 1 file changed, 91 insertions(+), 1 deletion(-)
diff --git a/dlls/user32/tests/monitor.c b/dlls/user32/tests/monitor.c index fdb13216ad9..e595072c747 100644 --- a/dlls/user32/tests/monitor.c +++ b/dlls/user32/tests/monitor.c @@ -2187,8 +2187,10 @@ 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}; + unsigned char buffer[sizeof(BITMAPINFOHEADER) + 256 * sizeof(RGBQUAD)]; + BITMAPINFO *bmi = (BITMAPINFO *)buffer; + INT count, old_count, i, bpp, value; HBITMAP hbitmap, old_hbitmap; - INT count, old_count, i, bpp; DWORD device_idx, mode_idx; DEVMODEA dm, dm2, dm3; DISPLAY_DEVICEA dd; @@ -2241,7 +2243,95 @@ static void test_display_dc(void) winetest_pop_context(); }
+ /* Test selecting a DIB 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); + memset(buffer, 0, sizeof(buffer)); + bmi->bmiHeader.biSize = sizeof(bmi->bmiHeader); + bmi->bmiHeader.biWidth = dm.dmPelsWidth; + bmi->bmiHeader.biHeight = dm.dmPelsHeight; + bmi->bmiHeader.biBitCount = bpps[i]; + bmi->bmiHeader.biPlanes = 1; + bmi->bmiHeader.biCompression = BI_RGB; + hbitmap = CreateDIBSection(hdc, bmi, DIB_RGB_COLORS, NULL, NULL, 0); + ok(!!hbitmap, "CreateDIBSection failed, error %ld.\n", GetLastError()); + old_hbitmap = SelectObject(mem_dc, hbitmap); + ok(!!old_hbitmap, "Failed to select bitmap.\n"); + + value = GetDeviceCaps(mem_dc, BITSPIXEL); + ok(value == 32, "Expected 32, got %d.\n", value); + value = GetDeviceCaps(mem_dc, NUMCOLORS); + ok(value == -1, "Expected -1, got %d.\n", value); + + SelectObject(mem_dc, old_hbitmap); + DeleteObject(hbitmap); + DeleteDC(mem_dc); + + winetest_pop_context(); + } + + /* Test NUMCOLORS for display DCs */ + for (i = ARRAY_SIZE(bpps) - 1; i >= 0; --i) + { + winetest_push_context("bpp %d", bpps[i]); + + ret = EnumDisplaySettingsA(NULL, ENUM_CURRENT_SETTINGS, &dm); + ok(ret, "EnumDisplaySettingsA failed.\n"); + if (bpps[i] == dm.dmBitsPerPel) + { + res = DISP_CHANGE_SUCCESSFUL; + } + else + { + memset(&dm2, 0, sizeof(dm2)); + dm2.dmSize = sizeof(dm2); + for (mode_idx = 0; EnumDisplaySettingsA(NULL, mode_idx, &dm2); ++mode_idx) + { + if (dm2.dmBitsPerPel == bpps[i]) + break; + } + if (dm2.dmBitsPerPel != bpps[i]) + { + skip("%d-bit display mode not found.\n", bpps[i]); + winetest_pop_context(); + continue; + } + + res = ChangeDisplaySettingsExA(NULL, &dm2, NULL, CDS_RESET, NULL); + /* Win8 TestBots */ + ok(res == DISP_CHANGE_SUCCESSFUL || broken(res == DISP_CHANGE_FAILED), + "ChangeDisplaySettingsExA returned unexpected %ld.\n", res); + } + + if (res == DISP_CHANGE_SUCCESSFUL) + { + value = GetDeviceCaps(hdc, BITSPIXEL); + ok(value == (bpps[i] == 4 ? 1 : bpps[i]), "Expected %d, got %d.\n", + (bpps[i] == 4 ? 1 : bpps[i]), value); + + value = GetDeviceCaps(hdc, NUMCOLORS); + if (bpps[i] > 8 || (bpps[i] == 8 && LOBYTE(LOWORD(GetVersion())) >= 6)) + todo_wine_if(bpps[i] == 8 && LOBYTE(LOWORD(GetVersion())) >= 6) + ok(value == -1, "Expected -1, got %d.\n", value); + else if (bpps[i] == 8 && LOBYTE(LOWORD(GetVersion())) < 6) + ok(value > 16 && value <= 256, "Got %d.\n", value); + else + ok(value == 1 << bpps[i], "Expected %d, got %d.\n", 1 << bpps[i], value); + } + winetest_pop_context(); + } + res = ChangeDisplaySettingsExA(NULL, NULL, NULL, 0, NULL); + /* Win8 TestBots */ + ok(res == DISP_CHANGE_SUCCESSFUL || broken(res == DISP_CHANGE_FAILED), + "ChangeDisplaySettingsExA returned unexpected %ld.\n", res); + /* Test selecting a DDB of the same color depth into a display compatible DC */ + ret = EnumDisplaySettingsA(NULL, ENUM_CURRENT_SETTINGS, &dm); + ok(ret, "EnumDisplaySettingsA failed.\n"); + mem_dc = CreateCompatibleDC(hdc); bpp = GetDeviceCaps(mem_dc, BITSPIXEL); ok(bpp == dm.dmBitsPerPel, "Expected bpp %ld, got %d.\n", dm.dmBitsPerPel, bpp);