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,
  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(),
  81         "GetObject(NULL obj), expected 0, NO_ERROR, got %d, %u\n",
  82         i, GetLastError());
  83
  84     /* GetObjectType does SetLastError() on a null object */
  85     SetLastError(0);
  86     i = GetObjectType(NULL);
  87     ok (!i && GetLastError() == ERROR_INVALID_HANDLE,
  88         "GetObjectType(NULL obj), expected 0, ERROR_INVALID_HANDLE, got %d, %u\n",
  89         i, GetLastError());
  90
  91     /* UnrealizeObject does not SetLastError() on a null object */
  92     SetLastError(0);
  93     i = UnrealizeObject(NULL);
  94     ok (!i && !GetLastError(),
  95         "UnrealizeObject(NULL obj), expected 0, NO_ERROR, got %d, %u\n",
  96         i, GetLastError());
  97
  98     ReleaseDC(NULL, hdc);
  99 }
 100
 101 struct hgdiobj_event
 102 {
 103     HDC hdc;
 104     HGDIOBJ hgdiobj1;
 105     HGDIOBJ hgdiobj2;
 106     HANDLE stop_event;
 107     HANDLE ready_event;
 108 };
 109
 110 static DWORD WINAPI thread_proc(void *param)
 111 {
 112     LOGPEN lp;
 113     struct hgdiobj_event *hgdiobj_event = (struct hgdiobj_event *)param;
 114
 115     hgdiobj_event->hdc = CreateDC("display", NULL, NULL, NULL);
 116     ok(hgdiobj_event->hdc != NULL, "CreateDC error %u\n", GetLastError());
 117
 118     hgdiobj_event->hgdiobj1 = CreatePen(PS_DASHDOTDOT, 17, RGB(1, 2, 3));
 119     ok(hgdiobj_event->hgdiobj1 != 0, "Failed to create pen\n");
 120
 121     hgdiobj_event->hgdiobj2 = CreateRectRgn(0, 1, 12, 17);
 122     ok(hgdiobj_event->hgdiobj2 != 0, "Failed to create pen\n");
 123
 124     SetEvent(hgdiobj_event->ready_event);
 125     ok(WaitForSingleObject(hgdiobj_event->stop_event, INFINITE) == WAIT_OBJECT_0,
 126        "WaitForSingleObject error %u\n", GetLastError());
 127
 128     ok(!GetObject(hgdiobj_event->hgdiobj1, sizeof(lp), &lp), "GetObject should fail\n");
 129
 130     ok(!GetDeviceCaps(hgdiobj_event->hdc, TECHNOLOGY), "GetDeviceCaps(TECHNOLOGY) should fail\n");
 131
 132     return 0;
 133 }
 134
 135 static void test_thread_objects(void)
 136 {
 137     LOGPEN lp;
 138     DWORD tid, type;
 139     HANDLE hthread;
 140     struct hgdiobj_event hgdiobj_event;
 141     INT ret;
 142
 143     hgdiobj_event.stop_event = CreateEvent(NULL, 0, 0, NULL);
 144     ok(hgdiobj_event.stop_event != NULL, "CreateEvent error %u\n", GetLastError());
 145     hgdiobj_event.ready_event = CreateEvent(NULL, 0, 0, NULL);
 146     ok(hgdiobj_event.ready_event != NULL, "CreateEvent error %u\n", GetLastError());
 147
 148     hthread = CreateThread(NULL, 0, thread_proc, &hgdiobj_event, 0, &tid);
 149     ok(hthread != NULL, "CreateThread error %u\n", GetLastError());
 150
 151     ok(WaitForSingleObject(hgdiobj_event.ready_event, INFINITE) == WAIT_OBJECT_0,
 152        "WaitForSingleObject error %u\n", GetLastError());
 153
 154     ok(GetObject(hgdiobj_event.hgdiobj1, sizeof(lp), &lp) == sizeof(lp),
 155        "GetObject error %u\n", GetLastError());
 156     ok(lp.lopnStyle == PS_DASHDOTDOT, "wrong pen style %d\n", lp.lopnStyle);
 157     ok(lp.lopnWidth.x == 17, "wrong pen width.y %d\n", lp.lopnWidth.x);
 158     ok(lp.lopnWidth.y == 0, "wrong pen width.y %d\n", lp.lopnWidth.y);
 159     ok(lp.lopnColor == RGB(1, 2, 3), "wrong pen width.y %08x\n", lp.lopnColor);
 160
 161     ret = GetDeviceCaps(hgdiobj_event.hdc, TECHNOLOGY);
 162     ok(ret == DT_RASDISPLAY, "GetDeviceCaps(TECHNOLOGY) should return DT_RASDISPLAY not %d\n", ret);
 163
 164     ok(DeleteObject(hgdiobj_event.hgdiobj1), "DeleteObject error %u\n", GetLastError());
 165     ok(DeleteDC(hgdiobj_event.hdc), "DeleteDC error %u\n", GetLastError());
 166
 167     type = GetObjectType(hgdiobj_event.hgdiobj2);
 168     ok(type == OBJ_REGION, "GetObjectType returned %u\n", type);
 169
 170     SetEvent(hgdiobj_event.stop_event);
 171     ok(WaitForSingleObject(hthread, INFINITE) == WAIT_OBJECT_0,
 172        "WaitForSingleObject error %u\n", GetLastError());
 173     CloseHandle(hthread);
 174
 175     type = GetObjectType(hgdiobj_event.hgdiobj2);
 176     ok(type == OBJ_REGION, "GetObjectType returned %u\n", type);
 177     ok(DeleteObject(hgdiobj_event.hgdiobj2), "DeleteObject error %u\n", GetLastError());
 178
 179     CloseHandle(hgdiobj_event.stop_event);
 180     CloseHandle(hgdiobj_event.ready_event);
 181 }
 182
 183 static void test_GetCurrentObject(void)
 184 {
 185     DWORD type;
 186     HPEN hpen;
 187     HBRUSH hbrush;
 188     HPALETTE hpal;
 189     HFONT hfont;
 190     HBITMAP hbmp;
 191     HRGN hrgn;
 192     HDC hdc;
 193     HCOLORSPACE hcs;
 194     HGDIOBJ hobj;
 195     LOGBRUSH lb;
 196     LOGCOLORSPACEA lcs;
 197
 198     hdc = CreateCompatibleDC(0);
 199     assert(hdc != 0);
 200
 201     type = GetObjectType(hdc);
 202     ok(type == OBJ_MEMDC, "GetObjectType returned %u\n", type);
 203
 204     hpen = CreatePen(PS_SOLID, 10, RGB(10, 20, 30));
 205     assert(hpen != 0);
 206     SelectObject(hdc, hpen);
 207     hobj = GetCurrentObject(hdc, OBJ_PEN);
 208     ok(hobj == hpen, "OBJ_PEN is wrong: %p\n", hobj);
 209     hobj = GetCurrentObject(hdc, OBJ_EXTPEN);
 210     ok(hobj == hpen, "OBJ_EXTPEN is wrong: %p\n", hobj);
 211
 212     hbrush = CreateSolidBrush(RGB(10, 20, 30));
 213     assert(hbrush != 0);
 214     SelectObject(hdc, hbrush);
 215     hobj = GetCurrentObject(hdc, OBJ_BRUSH);
 216     ok(hobj == hbrush, "OBJ_BRUSH is wrong: %p\n", hobj);
 217
 218     hpal = CreateHalftonePalette(hdc);
 219     assert(hpal != 0);
 220     SelectPalette(hdc, hpal, FALSE);
 221     hobj = GetCurrentObject(hdc, OBJ_PAL);
 222     ok(hobj == hpal, "OBJ_PAL is wrong: %p\n", hobj);
 223
 224     hfont = CreateFontA(10, 5, 0, 0, FW_DONTCARE, 0, 0, 0, ANSI_CHARSET,
 225                         OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS, DEFAULT_QUALITY,
 226                         DEFAULT_PITCH, "MS Sans Serif");
 227     assert(hfont != 0);
 228     SelectObject(hdc, hfont);
 229     hobj = GetCurrentObject(hdc, OBJ_FONT);
 230     ok(hobj == hfont, "OBJ_FONT is wrong: %p\n", hobj);
 231
 232     hbmp = CreateBitmap(100, 100, 1, 1, NULL);
 233     assert(hbmp != 0);
 234     SelectObject(hdc, hbmp);
 235     hobj = GetCurrentObject(hdc, OBJ_BITMAP);
 236     ok(hobj == hbmp, "OBJ_BITMAP is wrong: %p\n", hobj);
 237
 238     assert(GetObject(hbrush, sizeof(lb), &lb) == sizeof(lb));
 239     hpen = ExtCreatePen(PS_GEOMETRIC | PS_SOLID | PS_ENDCAP_SQUARE | PS_JOIN_BEVEL,
 240                         10, &lb, 0, NULL);
 241     assert(hpen != 0);
 242     SelectObject(hdc, hpen);
 243     hobj = GetCurrentObject(hdc, OBJ_PEN);
 244     ok(hobj == hpen, "OBJ_PEN is wrong: %p\n", hobj);
 245     hobj = GetCurrentObject(hdc, OBJ_EXTPEN);
 246     ok(hobj == hpen, "OBJ_EXTPEN is wrong: %p\n", hobj);
 247
 248     hcs = GetColorSpace(hdc);
 249     if (hcs)
 250     {
 251         trace("current color space is not NULL\n");
 252         ok(GetLogColorSpaceA(hcs, &lcs, sizeof(lcs)), "GetLogColorSpace failed\n");
 253         hcs = CreateColorSpaceA(&lcs);
 254         ok(hcs != 0, "CreateColorSpace failed\n");
 255         SelectObject(hdc, hcs);
 256         hobj = GetCurrentObject(hdc, OBJ_COLORSPACE);
 257         ok(hobj == hcs, "OBJ_COLORSPACE is wrong: %p\n", hobj);
 258     }
 259
 260     hrgn = CreateRectRgn(1, 1, 100, 100);
 261     assert(hrgn != 0);
 262     SelectObject(hdc, hrgn);
 263     hobj = GetCurrentObject(hdc, OBJ_REGION);
 264     ok(!hobj, "OBJ_REGION is wrong: %p\n", hobj);
 265
 266     DeleteDC(hdc);
 267 }
 268
 269 START_TEST(gdiobj)
 270 {
 271     test_gdi_objects();
 272     test_thread_objects();
 273     test_GetCurrentObject();
 274 }