rostests/apitests/gdi32/GetClipRgn.c

   1 /*
   2  * PROJECT:         ReactOS api tests
   3  * LICENSE:         GPL - See COPYING in the top level directory
   4  * PURPOSE:         Test for GetClipRgn
   5  * PROGRAMMERS:     Timo Kreuzer
   6  */
   7
   8 #include <stdio.h>
   9 #include <wine/test.h>
  10 #include <windows.h>
  11
  12 void Test_GetClipRgn()
  13 {
  14         HWND hWnd;
  15         HDC hDC;
  16         HRGN hrgn;//, hrgn2;
  17         int ret;
  18
  19         /* Create a window */
  20         hWnd = CreateWindowW(L"BUTTON", L"TestWindow", WS_OVERLAPPEDWINDOW | WS_VISIBLE,
  21                             CW_USEDEFAULT, CW_USEDEFAULT, 100, 100,
  22                             NULL, NULL, 0, 0);
  23
  24         hDC = GetDC(hWnd);
  25         hrgn = CreateRectRgn(0,0,0,0);
  26
  27         /* Test invalid DC */
  28         SetLastError(ERROR_SUCCESS);
  29         ret = GetClipRgn((HDC)0x12345, hrgn);
  30         ok(ret == -1, "Expected -1, got %d\n", ret);
  31         ok(GetLastError() == ERROR_INVALID_PARAMETER, "Expected ERROR_INVALID_PARAMETER, got %ld\n", GetLastError());
  32
  33         /* Test invalid hrgn */
  34         SetLastError(ERROR_SUCCESS);
  35         ret = GetClipRgn(hDC, (HRGN)0x12345);
  36         ok(ret == 0, "Expected 0, got %d\n", ret);
  37         ok(GetLastError() == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %ld\n", GetLastError());
  38
  39         ReleaseDC(hWnd, hDC);
  40         DestroyWindow(hWnd);
  41 }
  42
  43 START_TEST(GetClipRgn)
  44 {
  45     Test_GetClipRgn();
  46 }
  47