[PATCH 1/2] user32/tests: Add display DC bitmap tests.

[Zhiyi Zhang]

Signed-off-by: Zhiyi Zhang 
---
 dlls/user32/tests/monitor.c | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)

diff --git a/dlls/user32/tests/monitor.c b/dlls/user32/tests/monitor.c
index 58b3f0d5e0c..926b288da11 100644
--- a/dlls/user32/tests/monitor.c
+++ b/dlls/user32/tests/monitor.c
@@ -68,6 +68,11 @@ static void flush_events(void)
     }
 }

+static int get_bitmap_stride(int width, int bpp)
+{
+    return ((width * bpp + 15) >> 3) & ~1;
+}
+
 static BOOL CALLBACK monitor_enum_proc(HMONITOR hmon, HDC hdc, LPRECT lprc,
                                        LPARAM lparam)
 {
@@ -1995,7 +2000,10 @@ static void test_handles(void)
 #define check_display_dc(a, b, c) _check_display_dc(__LINE__, a, b, c)
 static void _check_display_dc(INT line, HDC hdc, const DEVMODEA *dm, BOOL allow_todo)
 {
+    BITMAP bitmap;
+    HBITMAP hbmp;
     INT value;
+    BOOL ret;

value = GetDeviceCaps(hdc, HORZRES);
     todo_wine_if(allow_todo && dm->dmPelsWidth != GetSystemMetrics(SM_CXSCREEN))
@@ -2023,6 +2031,29 @@ static void _check_display_dc(INT line, HDC hdc, const DEVMODEA *dm, BOOL allow_
     todo_wine_if(allow_todo)
     ok_(__FILE__, line)(value == dm->dmDisplayFrequency, "Expected VREFRESH %d, got %d.\n",
             dm->dmDisplayFrequency, value);
+
+    hbmp = GetCurrentObject(hdc, OBJ_BITMAP);
+    ok_(__FILE__, line)(!!hbmp, "GetCurrentObject failed, error %#x.\n", GetLastError());
+    ret = GetObjectA(hbmp, sizeof(bitmap), &bitmap);
+    ok_(__FILE__, line)(ret || broken(!ret), /* <= Win7 */ "GetObjectA failed, error %#x.\n", GetLastError());
+    if (ret)
+    {
+        ok_(__FILE__, line)(bitmap.bmType == 0, "Expected bmType %d, got %d.\n", 0, bitmap.bmType);
+        todo_wine
+        ok_(__FILE__, line)(bitmap.bmWidth == GetSystemMetrics(SM_CXVIRTUALSCREEN),
+                "Expected bmWidth %d, got %d.\n", GetSystemMetrics(SM_CXVIRTUALSCREEN), bitmap.bmWidth);
+        todo_wine
+        ok_(__FILE__, line)(bitmap.bmHeight == GetSystemMetrics(SM_CYVIRTUALSCREEN),
+                "Expected bmHeight %d, got %d.\n", GetSystemMetrics(SM_CYVIRTUALSCREEN), bitmap.bmHeight);
+        todo_wine
+        ok_(__FILE__, line)(bitmap.bmBitsPixel == GetDeviceCaps(hdc, BITSPIXEL),
+                "Expected bmBitsPixel %d, got %d.\n", GetDeviceCaps(hdc, BITSPIXEL), bitmap.bmBitsPixel);
+        ok_(__FILE__, line)(bitmap.bmWidthBytes == get_bitmap_stride(bitmap.bmWidth, bitmap.bmBitsPixel),
+                "Expected bmWidthBytes %d, got %d.\n", get_bitmap_stride(bitmap.bmWidth, bitmap.bmBitsPixel),
+                bitmap.bmWidthBytes);
+        ok_(__FILE__, line)(bitmap.bmPlanes == 1, "Expected bmPlanes %d, got %d.\n", 1, bitmap.bmPlanes);
+        ok_(__FILE__, line)(bitmap.bmBits == NULL, "Expected bmBits %p, got %p.\n", NULL, bitmap.bmBits);
+    }
 }

static void test_display_dc(void)