modules/rostests/apitests/gdi32/GetTextFace.c

   1 /*
   2  * PROJECT:         ReactOS api tests
   3  * LICENSE:         GPL - See COPYING in the top level directory
   4  * PURPOSE:         Test for GetTextFace
   5  * PROGRAMMERS:     Timo Kreuzer
   6  */
   7
   8 #include "precomp.h"
   9
  10 void Test_GetTextFace()
  11 {
  12     HDC hDC;
  13     INT ret;
  14     INT ret2;
  15     WCHAR Buffer[20];
  16
  17     hDC = CreateCompatibleDC(NULL);
  18     ok(hDC != 0, "CreateCompatibleDC failed, skipping tests.\n");
  19     if (!hDC) return;
  20
  21         /* Whether asking for the string size (NULL buffer) ignores the size argument */
  22         SetLastError(0xE000BEEF);
  23     ret = GetTextFaceW(hDC, 0, NULL);
  24     TEST(ret != 0);
  25     ok(GetLastError() == 0xE000BEEF, "GetLastError() == %ld\n", GetLastError());
  26         ret2 = ret;
  27
  28         SetLastError(0xE000BEEF);
  29     ret = GetTextFaceW(hDC, -1, NULL);
  30     TEST(ret != 0);
  31     TEST(ret == ret2);
  32     ok(GetLastError() == 0xE000BEEF, "GetLastError() == %ld\n", GetLastError());
  33         ret2 = ret;
  34
  35         SetLastError(0xE000BEEF);
  36     ret = GetTextFaceW(hDC, 10000, NULL);
  37     TEST(ret != 0);
  38     TEST(ret == ret2);
  39     ok(GetLastError() == 0xE000BEEF, "GetLastError() == %ld\n", GetLastError());
  40         ret2 = ret;
  41
  42         /* Whether the buffer is correctly filled */
  43         SetLastError(0xE000BEEF);
  44     ret = GetTextFaceW(hDC, 20, Buffer);
  45     TEST(ret != 0);
  46     TEST(ret <= 20);
  47     TEST(Buffer[ret - 1] == 0);
  48     ok(GetLastError() == 0xE000BEEF, "GetLastError() == %ld\n", GetLastError());
  49
  50         SetLastError(0xE000BEEF);
  51     ret = GetTextFaceW(hDC, 1, Buffer);
  52     TEST(ret == 1);
  53     TEST(Buffer[ret - 1] == 0);
  54     ok(GetLastError() == 0xE000BEEF, "GetLastError() == %ld\n", GetLastError());
  55
  56         SetLastError(0xE000BEEF);
  57     ret = GetTextFaceW(hDC, 2, Buffer);
  58     TEST(ret == 2);
  59     TEST(Buffer[ret - 1] == 0);
  60     ok(GetLastError() == 0xE000BEEF, "GetLastError() == %ld\n", GetLastError());
  61
  62         /* Whether invalid buffer sizes are correctly ignored */
  63         SetLastError(0xE000BEEF);
  64     ret = GetTextFaceW(hDC, 0, Buffer);
  65     TEST(ret == 0);
  66     ok(GetLastError() == ERROR_INVALID_PARAMETER, "GetLastError() == %ld\n", GetLastError());
  67
  68         SetLastError(0xE000BEEF);
  69     ret = GetTextFaceW(hDC, -1, Buffer);
  70     TEST(ret == 0);
  71     ok(GetLastError() == ERROR_INVALID_PARAMETER, "GetLastError() == %ld\n", GetLastError());
  72
  73         DeleteDC(hDC);
  74 }
  75
  76 START_TEST(GetTextFace)
  77 {
  78     Test_GetTextFace();
  79 }
  80