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     HPEN hpen;
   9
  10     /* Try to delete 0 */
  11     SetLastError(0);
  12     TEST(NtGdiDeleteObjectApp(0) == 0);
  13     TEST(GetLastError() == 0);
  14
  15     /* Try to delete something with a stockbit */
  16     SetLastError(0);
  17     TEST(NtGdiDeleteObjectApp((PVOID)(GDI_HANDLE_STOCK_MASK | 0x1234)) == 1);
  18     TEST(GetLastError() == 0);
  19
  20     /* Delete a compatible DC */
  21     SetLastError(0);
  22     hdc = CreateCompatibleDC(NULL);
  23     ASSERT(IsHandleValid(hdc) == 1);
  24     TEST(NtGdiDeleteObjectApp(hdc) == 1);
  25     TEST(GetLastError() == 0);
  26     TEST(IsHandleValid(hdc) == 0);
  27
  28     /* Delete a display DC */
  29     SetLastError(0);
  30     hdc = CreateDC("DISPLAY", NULL, NULL, NULL);
  31     ASSERT(IsHandleValid(hdc) == 1);
  32     TEST((hpen=SelectObject(hdc, GetStockObject(WHITE_PEN))) != NULL);
  33     SelectObject(hdc, hpen);
  34     TEST(NtGdiDeleteObjectApp(hdc) != 0);
  35     TEST(GetLastError() == 0);
  36     TEST(IsHandleValid(hdc) == 1);
  37     TEST(SelectObject(hdc, GetStockObject(WHITE_PEN)) == NULL);
  38     TESTX(GetLastError() == ERROR_INVALID_PARAMETER, "GetLasterror returned 0x%08x\n", (unsigned int)GetLastError());
  39
  40     /* Once more */
  41     SetLastError(0);
  42     hdc = GetDC(0);
  43     ASSERT(IsHandleValid(hdc) == 1);
  44     TEST(NtGdiDeleteObjectApp(hdc) != 0);
  45     TEST(GetLastError() == 0);
  46     TEST(IsHandleValid(hdc) == 1);
  47     TEST(SelectObject(hdc, GetStockObject(WHITE_PEN)) == NULL);
  48     TESTX(GetLastError() == ERROR_INVALID_PARAMETER, "GetLasterror returned 0x%08x\n", (unsigned int)GetLastError());
  49     /* Make sure */
  50     TEST(NtUserCallOneParam((DWORD_PTR)hdc, ONEPARAM_ROUTINE_RELEASEDC) == 0);
  51
  52     /* Delete a brush */
  53     SetLastError(0);
  54     hbrush = CreateSolidBrush(0x123456);
  55     ASSERT(IsHandleValid(hbrush) == 1);
  56     TEST(NtGdiDeleteObjectApp(hbrush) == 1);
  57     TEST(GetLastError() == 0);
  58     TEST(IsHandleValid(hbrush) == 0);
  59
  60     /* Try to delete a stock brush */
  61     SetLastError(0);
  62     hbrush = GetStockObject(BLACK_BRUSH);
  63     ASSERT(IsHandleValid(hbrush) == 1);
  64     TEST(NtGdiDeleteObjectApp(hbrush) == 1);
  65     TEST(GetLastError() == 0);
  66     TEST(IsHandleValid(hbrush) == 1);
  67
  68     /* Delete a bitmap */
  69     SetLastError(0);
  70     hbmp = CreateBitmap(10, 10, 1, 1, NULL);
  71     ASSERT(IsHandleValid(hbmp) == 1);
  72     TEST(NtGdiDeleteObjectApp(hbmp) == 1);
  73     TEST(GetLastError() == 0);
  74     TEST(IsHandleValid(hbmp) == 0);
  75
  76     /* Create a DC for further use */
  77     hdc = CreateCompatibleDC(NULL);
  78     ASSERT(hdc);
  79
  80     /* Try to delete a brush that is selected into a DC */
  81     SetLastError(0);
  82     hbrush = CreateSolidBrush(0x123456);
  83     ASSERT(IsHandleValid(hbrush) == 1);
  84     TEST(NtGdiSelectBrush(hdc, hbrush));
  85     TEST(NtGdiDeleteObjectApp(hbrush) == 1);
  86     TEST(GetLastError() == 0);
  87     TEST(IsHandleValid(hbrush) == 1);
  88
  89     /* Try to delete a bitmap that is selected into a DC */
  90     SetLastError(0);
  91     hbmp = CreateBitmap(10, 10, 1, 1, NULL);
  92     ASSERT(IsHandleValid(hbmp) == 1);
  93     TEST(NtGdiSelectBitmap(hdc, hbmp));
  94
  95     TEST(NtGdiDeleteObjectApp(hbmp) == 1);
  96     TEST(GetLastError() == 0);
  97     TEST(IsHandleValid(hbmp) == 1);
  98
  99     /* Bitmap get's deleted as soon as we dereference it */
 100     NtGdiSelectBitmap(hdc, GetStockObject(DEFAULT_BITMAP));
 101     TEST(IsHandleValid(hbmp) == 0);
 102
 103     TEST(NtGdiDeleteObjectApp(hbmp) == 1);
 104     TEST(GetLastError() == 0);
 105     TEST(IsHandleValid(hbmp) == 0);
 106
 107     /* Try to delete a brush that is selected into a DC */
 108     SetLastError(0);
 109     hbrush = CreateSolidBrush(123);
 110     ASSERT(IsHandleValid(hbrush) == 1);
 111     TEST(NtGdiSelectBrush(hdc, hbrush));
 112
 113     TEST(NtGdiDeleteObjectApp(hbrush) == 1);
 114     TEST(GetLastError() == 0);
 115     TEST(IsHandleValid(hbrush) == 1);
 116
 117     return APISTATUS_NORMAL;
 118 }