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 <apitest.h>
   9
  10 #include <wingdi.h>
  11
  12 #define TEST(x) ok(x, #x"\n")
  13 #define RTEST(x) ok(x, #x"\n")
  14
  15 void Test_GetTextFace()
  16 {
  17     HDC hDC;
  18     INT ret;
  19     INT ret2;
  20     WCHAR Buffer[20];
  21
  22     hDC = CreateCompatibleDC(NULL);
  23     ok(hDC != 0, "CreateCompatibleDC failed, skipping tests.\n");
  24     if (!hDC) return;
  25
  26         /* Whether asking for the string size (NULL buffer) ignores the size argument */
  27         SetLastError(0xE000BEEF);
  28     ret = GetTextFaceW(hDC, 0, NULL);
  29     TEST(ret != 0);
  30     ok(GetLastError() == 0xE000BEEF, "GetLastError() == %ld\n", GetLastError());
  31         ret2 = ret;
  32
  33         SetLastError(0xE000BEEF);
  34     ret = GetTextFaceW(hDC, -1, NULL);
  35     TEST(ret != 0);
  36     TEST(ret == ret2);
  37     ok(GetLastError() == 0xE000BEEF, "GetLastError() == %ld\n", GetLastError());
  38         ret2 = ret;
  39
  40         SetLastError(0xE000BEEF);
  41     ret = GetTextFaceW(hDC, 10000, NULL);
  42     TEST(ret != 0);
  43     TEST(ret == ret2);
  44     ok(GetLastError() == 0xE000BEEF, "GetLastError() == %ld\n", GetLastError());
  45         ret2 = ret;
  46
  47         /* Whether the buffer is correctly filled */
  48         SetLastError(0xE000BEEF);
  49     ret = GetTextFaceW(hDC, 20, Buffer);
  50     TEST(ret != 0);
  51     TEST(ret <= 20);
  52     TEST(Buffer[ret - 1] == 0);
  53     ok(GetLastError() == 0xE000BEEF, "GetLastError() == %ld\n", GetLastError());
  54
  55         SetLastError(0xE000BEEF);
  56     ret = GetTextFaceW(hDC, 1, Buffer);
  57     TEST(ret == 1);
  58     TEST(Buffer[ret - 1] == 0);
  59     ok(GetLastError() == 0xE000BEEF, "GetLastError() == %ld\n", GetLastError());
  60
  61         SetLastError(0xE000BEEF);
  62     ret = GetTextFaceW(hDC, 2, Buffer);
  63     TEST(ret == 2);
  64     TEST(Buffer[ret - 1] == 0);
  65     ok(GetLastError() == 0xE000BEEF, "GetLastError() == %ld\n", GetLastError());
  66
  67         /* Whether invalid buffer sizes are correctly ignored */
  68         SetLastError(0xE000BEEF);
  69     ret = GetTextFaceW(hDC, 0, Buffer);
  70     TEST(ret == 0);
  71     ok(GetLastError() == ERROR_INVALID_PARAMETER, "GetLastError() == %ld\n", GetLastError());
  72
  73         SetLastError(0xE000BEEF);
  74     ret = GetTextFaceW(hDC, -1, Buffer);
  75     TEST(ret == 0);
  76     ok(GetLastError() == ERROR_INVALID_PARAMETER, "GetLastError() == %ld\n", GetLastError());
  77
  78         DeleteDC(hDC);
  79 }
  80
  81 START_TEST(GetTextFace)
  82 {
  83     Test_GetTextFace();
  84 }
  85