dlls/gdi32/tests/gdiobj.c

   1 /*
   2  * Unit test suite for GDI objects
   3  *
   4  * Copyright 2002 Mike McCormack
   5  * Copyright 2004 Dmitry Timoshkov
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  20  */
  21
  22 #include <stdarg.h>
  23 #include <assert.h>
  24
  25 #include "windef.h"
  26 #include "winbase.h"
  27 #include "wingdi.h"
  28 #include "winuser.h"
  29
  30 #include "wine/test.h"
  31
  32 static void test_gdi_objects(void)
  33 {
  34     BYTE buff[256];
  35     HDC hdc = GetDC(NULL);
  36     HPEN hp;
  37     int i;
  38     BOOL ret;
  39
  40     /* SelectObject() with a NULL DC returns 0 and sets ERROR_INVALID_HANDLE.
  41      * Note: Under XP at least invalid ptrs can also be passed, not just NULL;
  42      *       Don't test that here in case it crashes earlier win versions.
  43      */
  44     SetLastError(0);
  45     hp = SelectObject(NULL, GetStockObject(BLACK_PEN));
  46     ok(!hp && (GetLastError() == ERROR_INVALID_HANDLE || broken(!GetLastError())),
  47        "SelectObject(NULL DC) expected 0, ERROR_INVALID_HANDLE, got %p, %u\n",
  48        hp, GetLastError());
  49
  50     /* With a valid DC and a NULL object, the call returns 0 but does not SetLastError() */
  51     SetLastError(0);
  52     hp = SelectObject(hdc, NULL);
  53     ok(!hp && !GetLastError(),
  54        "SelectObject(NULL obj) expected 0, NO_ERROR, got %p, %u\n",
  55        hp, GetLastError());
  56
  57     /* The DC is unaffected by the NULL SelectObject */
  58     SetLastError(0);
  59     hp = SelectObject(hdc, GetStockObject(BLACK_PEN));
  60     ok(hp && !GetLastError(),
  61        "SelectObject(post NULL) expected non-null, NO_ERROR, got %p, %u\n",
  62        hp, GetLastError());
  63
  64     /* GetCurrentObject does not SetLastError() on a null object */
  65     SetLastError(0);
  66     hp = GetCurrentObject(NULL, OBJ_PEN);
  67     ok(!hp && !GetLastError(),
  68        "GetCurrentObject(NULL DC) expected 0, NO_ERROR, got %p, %u\n",
  69        hp, GetLastError());
  70
  71     /* DeleteObject does not SetLastError() on a null object */
  72     ret = DeleteObject(NULL);
  73     ok( !ret && !GetLastError(),
  74        "DeleteObject(NULL obj), expected 0, NO_ERROR, got %d, %u\n",
  75        ret, GetLastError());
  76
  77     /* GetObject does not SetLastError() on a null object */
  78     SetLastError(0);
  79     i = GetObjectA(NULL, sizeof(buff), buff);
  80     ok (!i && (GetLastError() == 0 || GetLastError() == ERROR_INVALID_PARAMETER),
  81         "GetObject(NULL obj), expected 0, NO_ERROR, got %d, %u\n",
  82         i, GetLastError());
  83
  84     /* GetObject expects ERROR_NOACCESS when passed an invalid buffer */
  85     hp = SelectObject(hdc, GetStockObject(BLACK_PEN));
  86     SetLastError(0);
  87     i = GetObjectA(hp, (INT_PTR)buff, (LPVOID)sizeof(buff));
  88     ok (!i && (GetLastError() == 0 || GetLastError() == ERROR_NOACCESS),
  89         "GetObject(invalid buff), expected 0, ERROR_NOACCESS, got %d, %u\n",
  90     i, GetLastError());
  91
  92     /* GetObjectType does SetLastError() on a null object */
  93     SetLastError(0);
  94     i = GetObjectType(NULL);
  95     ok (!i && GetLastError() == ERROR_INVALID_HANDLE,
  96         "GetObjectType(NULL obj), expected 0, ERROR_INVALID_HANDLE, got %d, %u\n",
  97         i, GetLastError());
  98
  99     /* UnrealizeObject does not SetLastError() on a null object */
 100     SetLastError(0);
 101     i = UnrealizeObject(NULL);
 102     ok (!i && !GetLastError(),
 103         "UnrealizeObject(NULL obj), expected 0, NO_ERROR, got %d, %u\n",
 104         i, GetLastError());
 105
 106     ReleaseDC(NULL, hdc);
 107 }
 108
 109 struct hgdiobj_event
 110 {
 111     HDC hdc;
 112     HGDIOBJ hgdiobj1;
 113     HGDIOBJ hgdiobj2;
 114     HANDLE stop_event;
 115     HANDLE ready_event;
 116 };
 117
 118 static DWORD WINAPI thread_proc(void *param)
 119 {
 120     LOGPEN lp;
 121     DWORD status;
 122     struct hgdiobj_event *hgdiobj_event = param;
 123
 124     hgdiobj_event->hdc = CreateDC("display", NULL, NULL, NULL);
 125     ok(hgdiobj_event->hdc != NULL, "CreateDC error %u\n", GetLastError());
 126
 127     hgdiobj_event->hgdiobj1 = CreatePen(PS_DASHDOTDOT, 17, RGB(1, 2, 3));
 128     ok(hgdiobj_event->hgdiobj1 != 0, "Failed to create pen\n");
 129
 130     hgdiobj_event->hgdiobj2 = CreateRectRgn(0, 1, 12, 17);
 131     ok(hgdiobj_event->hgdiobj2 != 0, "Failed to create pen\n");
 132
 133     SetEvent(hgdiobj_event->ready_event);
 134     status = WaitForSingleObject(hgdiobj_event->stop_event, INFINITE);
 135     ok(status == WAIT_OBJECT_0, "WaitForSingleObject error %u\n", GetLastError());
 136
 137     ok(!GetObject(hgdiobj_event->hgdiobj1, sizeof(lp), &lp), "GetObject should fail\n");
 138
 139     ok(!GetDeviceCaps(hgdiobj_event->hdc, TECHNOLOGY), "GetDeviceCaps(TECHNOLOGY) should fail\n");
 140
 141     return 0;
 142 }
 143
 144 static void test_thread_objects(void)
 145 {
 146     LOGPEN lp;
 147     DWORD tid, type;
 148     HANDLE hthread;
 149     struct hgdiobj_event hgdiobj_event;
 150     INT ret;
 151     DWORD status;
 152     BOOL bRet;
 153
 154     hgdiobj_event.stop_event = CreateEvent(NULL, 0, 0, NULL);
 155     ok(hgdiobj_event.stop_event != NULL, "CreateEvent error %u\n", GetLastError());
 156     hgdiobj_event.ready_event = CreateEvent(NULL, 0, 0, NULL);
 157     ok(hgdiobj_event.ready_event != NULL, "CreateEvent error %u\n", GetLastError());
 158
 159     hthread = CreateThread(NULL, 0, thread_proc, &hgdiobj_event, 0, &tid);
 160     ok(hthread != NULL, "CreateThread error %u\n", GetLastError());
 161
 162     status = WaitForSingleObject(hgdiobj_event.ready_event, INFINITE);
 163     ok(status == WAIT_OBJECT_0, "WaitForSingleObject error %u\n", GetLastError());
 164
 165     ret = GetObject(hgdiobj_event.hgdiobj1, sizeof(lp), &lp);
 166     ok(ret == sizeof(lp), "GetObject error %u\n", GetLastError());
 167     ok(lp.lopnStyle == PS_DASHDOTDOT, "wrong pen style %d\n", lp.lopnStyle);
 168     ok(lp.lopnWidth.x == 17, "wrong pen width.y %d\n", lp.lopnWidth.x);
 169     ok(lp.lopnWidth.y == 0, "wrong pen width.y %d\n", lp.lopnWidth.y);
 170     ok(lp.lopnColor == RGB(1, 2, 3), "wrong pen width.y %08x\n", lp.lopnColor);
 171
 172     ret = GetDeviceCaps(hgdiobj_event.hdc, TECHNOLOGY);
 173     ok(ret == DT_RASDISPLAY, "GetDeviceCaps(TECHNOLOGY) should return DT_RASDISPLAY not %d\n", ret);
 174
 175     bRet = DeleteObject(hgdiobj_event.hgdiobj1);
 176     ok(bRet, "DeleteObject error %u\n", GetLastError());
 177     bRet = DeleteDC(hgdiobj_event.hdc);
 178     ok(bRet, "DeleteDC error %u\n", GetLastError());
 179
 180     type = GetObjectType(hgdiobj_event.hgdiobj2);
 181     ok(type == OBJ_REGION, "GetObjectType returned %u\n", type);
 182
 183     SetEvent(hgdiobj_event.stop_event);
 184     status = WaitForSingleObject(hthread, INFINITE);
 185     ok(status == WAIT_OBJECT_0, "WaitForSingleObject error %u\n", GetLastError());
 186     CloseHandle(hthread);
 187
 188     type = GetObjectType(hgdiobj_event.hgdiobj2);
 189     ok(type == OBJ_REGION, "GetObjectType returned %u\n", type);
 190     bRet = DeleteObject(hgdiobj_event.hgdiobj2);
 191     ok(bRet, "DeleteObject error %u\n", GetLastError());
 192
 193     CloseHandle(hgdiobj_event.stop_event);
 194     CloseHandle(hgdiobj_event.ready_event);
 195 }
 196
 197 static void test_GetCurrentObject(void)
 198 {
 199     DWORD type;
 200     HPEN hpen;
 201     HBRUSH hbrush;
 202     HPALETTE hpal;
 203     HFONT hfont;
 204     HBITMAP hbmp;
 205     HRGN hrgn;
 206     HDC hdc;
 207     HCOLORSPACE hcs;
 208     HGDIOBJ hobj;
 209     LOGBRUSH lb;
 210     LOGCOLORSPACEA lcs;
 211
 212     hdc = CreateCompatibleDC(0);
 213     assert(hdc != 0);
 214
 215     type = GetObjectType(hdc);
 216     ok(type == OBJ_MEMDC, "GetObjectType returned %u\n", type);
 217
 218     hpen = CreatePen(PS_SOLID, 10, RGB(10, 20, 30));
 219     assert(hpen != 0);
 220     SelectObject(hdc, hpen);
 221     hobj = GetCurrentObject(hdc, OBJ_PEN);
 222     ok(hobj == hpen, "OBJ_PEN is wrong: %p\n", hobj);
 223     hobj = GetCurrentObject(hdc, OBJ_EXTPEN);
 224     ok(hobj == hpen || broken(hobj == 0) /* win9x */, "OBJ_EXTPEN is wrong: %p\n", hobj);
 225
 226     hbrush = CreateSolidBrush(RGB(10, 20, 30));
 227     assert(hbrush != 0);
 228     SelectObject(hdc, hbrush);
 229     hobj = GetCurrentObject(hdc, OBJ_BRUSH);
 230     ok(hobj == hbrush, "OBJ_BRUSH is wrong: %p\n", hobj);
 231
 232     hpal = CreateHalftonePalette(hdc);
 233     assert(hpal != 0);
 234     SelectPalette(hdc, hpal, FALSE);
 235     hobj = GetCurrentObject(hdc, OBJ_PAL);
 236     ok(hobj == hpal, "OBJ_PAL is wrong: %p\n", hobj);
 237
 238     hfont = CreateFontA(10, 5, 0, 0, FW_DONTCARE, 0, 0, 0, ANSI_CHARSET,
 239                         OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS, DEFAULT_QUALITY,
 240                         DEFAULT_PITCH, "MS Sans Serif");
 241     assert(hfont != 0);
 242     SelectObject(hdc, hfont);
 243     hobj = GetCurrentObject(hdc, OBJ_FONT);
 244     ok(hobj == hfont, "OBJ_FONT is wrong: %p\n", hobj);
 245
 246     hbmp = CreateBitmap(100, 100, 1, 1, NULL);
 247     assert(hbmp != 0);
 248     SelectObject(hdc, hbmp);
 249     hobj = GetCurrentObject(hdc, OBJ_BITMAP);
 250     ok(hobj == hbmp, "OBJ_BITMAP is wrong: %p\n", hobj);
 251
 252     assert(GetObject(hbrush, sizeof(lb), &lb) == sizeof(lb));
 253     hpen = ExtCreatePen(PS_GEOMETRIC | PS_SOLID | PS_ENDCAP_SQUARE | PS_JOIN_BEVEL,
 254                         10, &lb, 0, NULL);
 255     assert(hpen != 0);
 256     SelectObject(hdc, hpen);
 257     hobj = GetCurrentObject(hdc, OBJ_PEN);
 258     ok(hobj == hpen, "OBJ_PEN is wrong: %p\n", hobj);
 259     hobj = GetCurrentObject(hdc, OBJ_EXTPEN);
 260     ok(hobj == hpen || broken(hobj == 0) /* win9x */, "OBJ_EXTPEN is wrong: %p\n", hobj);
 261
 262     hcs = GetColorSpace(hdc);
 263     if (hcs)
 264     {
 265         trace("current color space is not NULL\n");
 266         ok(GetLogColorSpaceA(hcs, &lcs, sizeof(lcs)), "GetLogColorSpace failed\n");
 267         hcs = CreateColorSpaceA(&lcs);
 268         ok(hcs != 0, "CreateColorSpace failed\n");
 269         SelectObject(hdc, hcs);
 270         hobj = GetCurrentObject(hdc, OBJ_COLORSPACE);
 271         ok(hobj == hcs || broken(hobj == 0) /* win9x */, "OBJ_COLORSPACE is wrong: %p\n", hobj);
 272     }
 273
 274     hrgn = CreateRectRgn(1, 1, 100, 100);
 275     assert(hrgn != 0);
 276     SelectObject(hdc, hrgn);
 277     hobj = GetCurrentObject(hdc, OBJ_REGION);
 278     ok(!hobj, "OBJ_REGION is wrong: %p\n", hobj);
 279
 280     DeleteDC(hdc);
 281 }
 282
 283 static void test_region(void)
 284 {
 285     HRGN hrgn = CreateRectRgn(10, 10, 20, 20);
 286     RECT rc = { 5, 5, 15, 15 };
 287     BOOL ret = RectInRegion( hrgn, &rc);
 288     ok( ret, "RectInRegion should return TRUE\n");
 289     /* swap left and right */
 290     SetRect( &rc, 15, 5, 5, 15 );
 291     ret = RectInRegion( hrgn, &rc);
 292     ok( ret, "RectInRegion should return TRUE\n");
 293     /* swap top and bottom */
 294     SetRect( &rc, 5, 15, 15, 5 );
 295     ret = RectInRegion( hrgn, &rc);
 296     ok( ret, "RectInRegion should return TRUE\n");
 297     /* swap both */
 298     SetRect( &rc, 15, 15, 5, 5 );
 299     ret = RectInRegion( hrgn, &rc);
 300     ok( ret, "RectInRegion should return TRUE\n");
 301     DeleteObject(hrgn);
 302     /* swap left and right in the region */
 303     hrgn = CreateRectRgn(20, 10, 10, 20);
 304     SetRect( &rc, 5, 5, 15, 15 );
 305     ret = RectInRegion( hrgn, &rc);
 306     ok( ret, "RectInRegion should return TRUE\n");
 307     /* swap left and right */
 308     SetRect( &rc, 15, 5, 5, 15 );
 309     ret = RectInRegion( hrgn, &rc);
 310     ok( ret, "RectInRegion should return TRUE\n");
 311     /* swap top and bottom */
 312     SetRect( &rc, 5, 15, 15, 5 );
 313     ret = RectInRegion( hrgn, &rc);
 314     ok( ret, "RectInRegion should return TRUE\n");
 315     /* swap both */
 316     SetRect( &rc, 15, 15, 5, 5 );
 317     ret = RectInRegion( hrgn, &rc);
 318     ok( ret, "RectInRegion should return TRUE\n");
 319     DeleteObject(hrgn);
 320 }
 321
 322 START_TEST(gdiobj)
 323 {
 324     test_gdi_objects();
 325     test_thread_objects();
 326     test_GetCurrentObject();
 327     test_region();
 328 }