rostests/apitests/gdi32/SetMapMode.c

   1 /*
   2  * PROJECT:         ReactOS api tests
   3  * LICENSE:         GPL - See COPYING in the top level directory
   4  * PURPOSE:         Test for SetMapMode
   5  * PROGRAMMERS:     Timo Kreuzer
   6  */
   7
   8 #include <apitest.h>
   9
  10 #include <wingdi.h>
  11 #include <winuser.h>
  12
  13 #define TEST(x) ok(x, #x"\n")
  14 #define RTEST(x) ok(x, #x"\n")
  15
  16 void Test_SetMapMode()
  17 {
  18     HDC hDC;
  19     SIZE WindowExt, ViewportExt;
  20     ULONG ulMapMode;
  21
  22     hDC = CreateCompatibleDC(NULL);
  23     ok(hDC != 0, "CreateCompatibleDC failed, skipping tests.\n");
  24     if (!hDC) return;
  25
  26     GetWindowExtEx(hDC, &WindowExt);
  27     GetViewportExtEx(hDC, &ViewportExt);
  28
  29     ulMapMode = SetMapMode(hDC, MM_ISOTROPIC);
  30     TEST(ulMapMode == MM_TEXT);
  31     TEST(WindowExt.cx == 1);
  32     TEST(WindowExt.cy == 1);
  33     TEST(ViewportExt.cx == 1);
  34     TEST(ViewportExt.cy == 1);
  35
  36     SetLastError(0);
  37     ulMapMode = SetMapMode(hDC, 0);
  38     TEST(GetLastError() == 0);
  39     TEST(ulMapMode == 0);
  40
  41     /* Go through all valid values */
  42     ulMapMode = SetMapMode(hDC, 1);
  43     TEST(ulMapMode == MM_ISOTROPIC);
  44     ulMapMode = SetMapMode(hDC, 2);
  45     TEST(ulMapMode == 1);
  46     ulMapMode = SetMapMode(hDC, 3);
  47     TEST(ulMapMode == 2);
  48     ulMapMode = SetMapMode(hDC, 4);
  49     TEST(ulMapMode == 3);
  50     ulMapMode = SetMapMode(hDC, 5);
  51     TEST(ulMapMode == 4);
  52     ulMapMode = SetMapMode(hDC, 6);
  53     TEST(ulMapMode == 5);
  54     ulMapMode = SetMapMode(hDC, 7);
  55     TEST(ulMapMode == 6);
  56     ulMapMode = SetMapMode(hDC, 8);
  57     TEST(ulMapMode == 7);
  58
  59     /* Test invalid value */
  60     ulMapMode = SetMapMode(hDC, 9);
  61     TEST(ulMapMode == 0);
  62     ulMapMode = SetMapMode(hDC, 10);
  63     TEST(ulMapMode == 0);
  64
  65     TEST(GetLastError() == 0);
  66
  67     /* Test NULL DC */
  68     ulMapMode = SetMapMode((HDC)0, 2);
  69     TEST(ulMapMode == 0);
  70     TEST(GetLastError() == ERROR_INVALID_PARAMETER);
  71
  72     /* Test NULL DC and invalid mode */
  73     ulMapMode = SetMapMode((HDC)0, 10);
  74     TEST(ulMapMode == 0);
  75     TEST(GetLastError() == ERROR_INVALID_PARAMETER);
  76
  77     /* Test invalid DC */
  78     ulMapMode = SetMapMode((HDC)0x12345, 2);
  79     TEST(ulMapMode == 0);
  80     TEST(GetLastError() == ERROR_INVALID_PARAMETER);
  81
  82     /* Test invalid DC and invalid mode */
  83     ulMapMode = SetMapMode((HDC)0x12345, 10);
  84     TEST(ulMapMode == 0);
  85     TEST(GetLastError() == ERROR_INVALID_PARAMETER);
  86
  87     DeleteDC(hDC);
  88
  89     /* Test a deleted DC */
  90     ulMapMode = SetMapMode(hDC, 2);
  91     TEST(ulMapMode == 0);
  92     TEST(GetLastError() == ERROR_INVALID_PARAMETER);
  93
  94     /* Test MM_TEXT */
  95     hDC = CreateCompatibleDC(NULL);
  96     SetMapMode(hDC, MM_TEXT);
  97     GetWindowExtEx(hDC, &WindowExt);
  98     GetViewportExtEx(hDC, &ViewportExt);
  99     TEST(WindowExt.cx == 1);
 100     TEST(WindowExt.cy == 1);
 101     TEST(ViewportExt.cx == 1);
 102     TEST(ViewportExt.cy == 1);
 103     DeleteDC(hDC);
 104
 105     /* Test MM_ISOTROPIC */
 106     hDC = CreateCompatibleDC(NULL);
 107     SetMapMode(hDC, MM_ISOTROPIC);
 108     GetWindowExtEx(hDC, &WindowExt);
 109     GetViewportExtEx(hDC, &ViewportExt);
 110     //TEST(WindowExt.cx == 3600);
 111     //TEST(WindowExt.cy == 2700);
 112     TEST(ViewportExt.cx == GetDeviceCaps(GetDC(0), HORZRES));
 113     TEST(ViewportExt.cy == -GetDeviceCaps(GetDC(0), VERTRES));
 114     DeleteDC(hDC);
 115
 116     /* Test MM_ANISOTROPIC */
 117     hDC = CreateCompatibleDC(NULL);
 118     SetMapMode(hDC, MM_ANISOTROPIC);
 119     GetWindowExtEx(hDC, &WindowExt);
 120     GetViewportExtEx(hDC, &ViewportExt);
 121     TEST(WindowExt.cx == 1);
 122     TEST(WindowExt.cy == 1);
 123     TEST(ViewportExt.cx == 1);
 124     TEST(ViewportExt.cy == 1);
 125
 126     /* set MM_ISOTROPIC first, the values will be kept */
 127     SetMapMode(hDC, MM_ISOTROPIC);
 128     SetMapMode(hDC, MM_ANISOTROPIC);
 129     GetWindowExtEx(hDC, &WindowExt);
 130     GetViewportExtEx(hDC, &ViewportExt);
 131     //TEST(WindowExt.cx == 3600);
 132     //TEST(WindowExt.cy == 2700);
 133     TEST(ViewportExt.cx == GetDeviceCaps(GetDC(0), HORZRES));
 134     TEST(ViewportExt.cy == -GetDeviceCaps(GetDC(0), VERTRES));
 135     DeleteDC(hDC);
 136
 137     /* Test MM_LOMETRIC */
 138     hDC = CreateCompatibleDC(NULL);
 139     SetMapMode(hDC, MM_LOMETRIC);
 140     GetWindowExtEx(hDC, &WindowExt);
 141     GetViewportExtEx(hDC, &ViewportExt);
 142     //TEST(WindowExt.cx == 3600);
 143     //TEST(WindowExt.cy == 2700);
 144     TEST(ViewportExt.cx == GetDeviceCaps(GetDC(0), HORZRES));
 145     TEST(ViewportExt.cy == -GetDeviceCaps(GetDC(0), VERTRES));
 146     DeleteDC(hDC);
 147
 148     /* Test MM_HIMETRIC */
 149     hDC = CreateCompatibleDC(NULL);
 150     SetMapMode(hDC, MM_HIMETRIC);
 151     GetWindowExtEx(hDC, &WindowExt);
 152     GetViewportExtEx(hDC, &ViewportExt);
 153     //TEST(WindowExt.cx == 36000);
 154     //TEST(WindowExt.cy == 27000);
 155     TEST(ViewportExt.cx == GetDeviceCaps(GetDC(0), HORZRES));
 156     TEST(ViewportExt.cy == -GetDeviceCaps(GetDC(0), VERTRES));
 157     DeleteDC(hDC);
 158
 159     /* Test MM_LOENGLISH */
 160     hDC = CreateCompatibleDC(NULL);
 161     SetMapMode(hDC, MM_LOENGLISH);
 162     GetWindowExtEx(hDC, &WindowExt);
 163     GetViewportExtEx(hDC, &ViewportExt);
 164     //TEST(WindowExt.cx == 1417);
 165     //TEST(WindowExt.cy == 1063);
 166     TEST(ViewportExt.cx == GetDeviceCaps(GetDC(0), HORZRES));
 167     TEST(ViewportExt.cy == -GetDeviceCaps(GetDC(0), VERTRES));
 168     DeleteDC(hDC);
 169
 170     /* Test MM_HIENGLISH */
 171     hDC = CreateCompatibleDC(NULL);
 172     SetMapMode(hDC, MM_HIENGLISH);
 173     GetWindowExtEx(hDC, &WindowExt);
 174     GetViewportExtEx(hDC, &ViewportExt);
 175     //TEST(WindowExt.cx == 14173);
 176     //TEST(WindowExt.cy == 10630);
 177     TEST(ViewportExt.cx == GetDeviceCaps(GetDC(0), HORZRES));
 178     TEST(ViewportExt.cy == -GetDeviceCaps(GetDC(0), VERTRES));
 179     DeleteDC(hDC);
 180
 181     /* Test MM_TWIPS */
 182     hDC = CreateCompatibleDC(NULL);
 183     SetMapMode(hDC, MM_TWIPS);
 184     GetWindowExtEx(hDC, &WindowExt);
 185     GetViewportExtEx(hDC, &ViewportExt);
 186     //TEST(WindowExt.cx == 20409);
 187     //TEST(WindowExt.cy == 15307);
 188     TEST(ViewportExt.cx == GetDeviceCaps(GetDC(0), HORZRES));
 189     TEST(ViewportExt.cy == -GetDeviceCaps(GetDC(0), VERTRES));
 190     DeleteDC(hDC);
 191 }
 192
 193 START_TEST(SetMapMode)
 194 {
 195     Test_SetMapMode();
 196 }
 197