rostests/apitests/w32knapi/ntgdi/NtGdiDeleteObjectApp.c

   1
   2 INT
   3 Test_NtGdiDeleteObjectApp(PTESTINFO pti)
   4 {
   5     HDC hdc;
   6     HBITMAP hbmp;
   7     HBRUSH hbrush;
   8
   9     /* Try to delete 0 */
  10     SetLastError(0);
  11     TEST(NtGdiDeleteObjectApp(0) == 0);
  12     TEST(GetLastError() == 0);
  13
  14     /* Try to delete something with a stockbit */
  15     SetLastError(0);
  16     TEST(NtGdiDeleteObjectApp((PVOID)(GDI_HANDLE_STOCK_MASK | 0x1234)) == 1);
  17     TEST(GetLastError() == 0);
  18
  19     /* Delete a compatible DC */
  20     SetLastError(0);
  21     hdc = CreateCompatibleDC(NULL);
  22     ASSERT(IsHandleValid(hdc) == 1);
  23     TEST(NtGdiDeleteObjectApp(hdc) == 1);
  24     TEST(GetLastError() == 0);
  25     TEST(IsHandleValid(hdc) == 0);
  26
  27     /* Delete a display DC */
  28     SetLastError(0);
  29     hdc = CreateDC("DISPLAY", NULL, NULL, NULL);
  30     ASSERT(IsHandleValid(hdc) == 1);
  31     TEST(NtGdiDeleteObjectApp(hdc) != 0);
  32     TEST(GetLastError() == 0);
  33     TEST(IsHandleValid(hdc) == 1);
  34     TEST(SelectObject(hdc, GetStockObject(WHITE_PEN)) == NULL);
  35     TESTX(GetLastError() == ERROR_INVALID_PARAMETER, "GetLasterror returned 0x%08x\n", (unsigned int)GetLastError());
  36
  37     /* Once more */
  38     SetLastError(0);
  39     hdc = GetDC(0);
  40     ASSERT(IsHandleValid(hdc) == 1);
  41     TEST(NtGdiDeleteObjectApp(hdc) != 0);
  42     TEST(GetLastError() == 0);
  43     TEST(IsHandleValid(hdc) == 1);
  44     TEST(SelectObject(hdc, GetStockObject(WHITE_PEN)) == NULL);
  45     TESTX(GetLastError() == ERROR_INVALID_PARAMETER, "GetLasterror returned 0x%08x\n", (unsigned int)GetLastError());
  46
  47     /* Delete a brush */
  48     SetLastError(0);
  49     hbrush = CreateSolidBrush(0x123456);
  50     ASSERT(IsHandleValid(hbrush) == 1);
  51     TEST(NtGdiDeleteObjectApp(hbrush) == 1);
  52     TEST(GetLastError() == 0);
  53     TEST(IsHandleValid(hbrush) == 0);
  54
  55     /* Try to delete a stock brush */
  56     SetLastError(0);
  57     hbrush = GetStockObject(BLACK_BRUSH);
  58     ASSERT(IsHandleValid(hbrush) == 1);
  59     TEST(NtGdiDeleteObjectApp(hbrush) == 1);
  60     TEST(GetLastError() == 0);
  61     TEST(IsHandleValid(hbrush) == 1);
  62
  63     /* Delete a bitmap */
  64     SetLastError(0);
  65     hbmp = CreateBitmap(10, 10, 1, 1, NULL);
  66     ASSERT(IsHandleValid(hbmp) == 1);
  67     TEST(NtGdiDeleteObjectApp(hbmp) == 1);
  68     TEST(GetLastError() == 0);
  69     TEST(IsHandleValid(hbmp) == 0);
  70
  71     /* Create a DC for further use */
  72     hdc = CreateCompatibleDC(NULL);
  73     ASSERT(hdc);
  74
  75     /* Try to delete a brush that is selected into a DC */
  76     SetLastError(0);
  77     hbrush = CreateSolidBrush(0x123456);
  78     ASSERT(IsHandleValid(hbrush) == 1);
  79     TEST(NtGdiSelectBrush(hdc, hbrush));
  80     TEST(NtGdiDeleteObjectApp(hbrush) == 1);
  81     TEST(GetLastError() == 0);
  82     TEST(IsHandleValid(hbrush) == 1);
  83
  84     /* Try to delete a bitmap that is selected into a DC */
  85     SetLastError(0);
  86     hbmp = CreateBitmap(10, 10, 1, 1, NULL);
  87     ASSERT(IsHandleValid(hbmp) == 1);
  88     TEST(NtGdiSelectBitmap(hdc, hbmp));
  89
  90     TEST(NtGdiDeleteObjectApp(hbmp) == 1);
  91     TEST(GetLastError() == 0);
  92     TEST(IsHandleValid(hbmp) == 1);
  93
  94     /* Bitmap get's deleted as soon as we dereference it */
  95     NtGdiSelectBitmap(hdc, GetStockObject(DEFAULT_BITMAP));
  96     TEST(IsHandleValid(hbmp) == 0);
  97
  98     TEST(NtGdiDeleteObjectApp(hbmp) == 1);
  99     TEST(GetLastError() == 0);
 100     TEST(IsHandleValid(hbmp) == 0);
 101
 102     /* Try to delete a brush that is selected into a DC */
 103     SetLastError(0);
 104     hbrush = CreateSolidBrush(123);
 105     ASSERT(IsHandleValid(hbrush) == 1);
 106     TEST(NtGdiSelectBrush(hdc, hbrush));
 107
 108     TEST(NtGdiDeleteObjectApp(hbrush) == 1);
 109     TEST(GetLastError() == 0);
 110     TEST(IsHandleValid(hbrush) == 1);
 111
 112     return APISTATUS_NORMAL;
 113 }