dlls/user32/tests/resource.c

   1 /* Unit test suite for resources.
   2  *
   3  * Copyright 2004 Ferenc Wagner
   4  * Copyright 2003, 2004 Mike McCormack
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include <assert.h>
  22 #include <windows.h>
  23
  24 #include "wine/test.h"
  25
  26 static UINT (WINAPI *pPrivateExtractIconsA)(LPCTSTR, int, int, int, HICON *, UINT *, UINT, UINT) = NULL;
  27
  28 static void init_function_pointers(void)
  29 {
  30     HMODULE hmod = GetModuleHandleA("user32.dll");
  31     pPrivateExtractIconsA = (void*)GetProcAddress(hmod, "PrivateExtractIconsA");
  32 }
  33
  34 static void test_LoadStringW(void)
  35 {
  36     HINSTANCE hInst = GetModuleHandle(NULL);
  37     WCHAR copiedstringw[128], returnedstringw[128], *resourcepointer = NULL;
  38     char copiedstring[128], returnedstring[128];
  39     int length1, length2, retvalue;
  40
  41     /* Check that the string which is returned by LoadStringW matches
  42        the string at the pointer returned by LoadStringW when called with buflen = 0 */
  43     SetLastError(0xdeadbeef);
  44     length1 = LoadStringW(hInst, 2, (WCHAR *) &resourcepointer, 0); /* get pointer to resource. */
  45     if (!length1)
  46     {
  47         if (GetLastError() == ERROR_CALL_NOT_IMPLEMENTED)
  48             win_skip( "LoadStringW not implemented\n" );
  49         else
  50             win_skip( "LoadStringW does not return a pointer to the resource\n" );
  51         return;
  52     }
  53     length2 = LoadStringW(hInst, 2, returnedstringw, sizeof(returnedstringw) /sizeof(WCHAR)); /* get resource string */
  54     ok(length2 > 0, "LoadStringW failed to load resource 2, ret %d, err %d\n", length2, GetLastError());
  55     ok(length1 == length2, "LoadStringW returned different values dependent on buflen. ret1 %d, ret2 %d\n",
  56         length1, length2);
  57     ok(length1 > 0 && resourcepointer != NULL, "LoadStringW failed to get pointer to resource 2, ret %d, err %d\n",
  58         length1, GetLastError());
  59
  60     /* Copy the resource since it is not '\0' terminated, and add '\0' to the end */
  61     if(resourcepointer != NULL) /* Check that the resource pointer was loaded to avoid access violation */
  62     {
  63         memcpy(copiedstringw, resourcepointer, length1 * sizeof(WCHAR));
  64         copiedstringw[length1] = '\0';
  65         /* check that strings match */
  66         WideCharToMultiByte( CP_ACP, 0, returnedstringw, -1, returnedstring, 128, NULL, NULL );
  67         WideCharToMultiByte( CP_ACP, 0, copiedstringw, -1, copiedstring, 128, NULL, NULL );
  68         ok(!memcmp(copiedstringw, returnedstringw, (length2 + 1)*sizeof(WCHAR)),
  69            "strings don't match: returnedstring = %s, copiedstring = %s\n", returnedstring, copiedstring);
  70     }
  71
  72     /* check that calling LoadStringW with buffer = NULL returns zero */
  73     retvalue = LoadStringW(hInst, 2, NULL, 0);
  74     ok(!retvalue, "LoadStringW returned a non-zero value when called with buffer = NULL, retvalue = %d\n", retvalue);
  75     /* check again, with a different buflen value, that calling LoadStringW with buffer = NULL returns zero */
  76     retvalue = LoadStringW(hInst, 2, NULL, 128);
  77     ok(!retvalue, "LoadStringW returned a non-zero value when called with buffer = NULL, retvalue = %d\n", retvalue);
  78 }
  79
  80 static void test_LoadStringA (void)
  81 {
  82     HINSTANCE hInst = GetModuleHandle (NULL);
  83     static const char str[] = "String resource"; /* same in resource.rc */
  84     char buf[128];
  85     struct string_test {
  86         unsigned int bufsiz;
  87         unsigned int expected;
  88     };
  89     struct string_test tests[] = {{sizeof buf, sizeof str - 1},
  90                                   {sizeof str, sizeof str - 1},
  91                                   {sizeof str - 1, sizeof str - 2}};
  92     unsigned int i;
  93     int ret;
  94
  95     assert (sizeof str < sizeof buf);
  96     for (i = 0; i < sizeof tests / sizeof tests[0]; i++) {
  97         const unsigned int bufsiz = tests[i].bufsiz;
  98         const unsigned int expected = tests[i].expected;
  99         const int len = LoadStringA (hInst, 0, buf, bufsiz);
 100
 101         ok (len == expected, "bufsiz=%d: got %d, expected %d\n",
 102             bufsiz, len, expected);
 103         if (len != expected) continue;
 104         ok (!memcmp (buf, str, len),
 105             "bufsiz=%d: got '%s', expected '%.*s'\n",
 106             bufsiz, buf, len, str);
 107         ok (buf[len] == 0, "bufsiz=%d: NUL termination missing\n",
 108             bufsiz);
 109     }
 110
 111     ret = LoadStringA(hInst, 1, buf, sizeof(buf) );
 112     ok( ret > 0, "LoadString failed: ret %d err %d\n", ret, GetLastError());
 113     ok( LoadStringA( hInst, MAKELONG( 1, 0x8000 ), buf, sizeof(buf)) == ret,
 114         "LoadString failed: ret %d err %d\n", ret, GetLastError());
 115     ok( LoadStringA( hInst, MAKELONG( 1, 0xffff ), buf, sizeof(buf)) == ret,
 116         "LoadString failed: ret %d err %d\n", ret, GetLastError());
 117
 118     ret = LoadStringA(hInst, 65534, buf, sizeof(buf) );
 119     ok( ret > 0, "LoadString failed: ret %d err %d\n", ret, GetLastError());
 120     ok( LoadStringA( hInst, MAKELONG( 65534, 0x8000 ), buf, sizeof(buf)) == ret,
 121         "LoadString failed: ret %d err %d\n", ret, GetLastError());
 122     ok( LoadStringA( hInst, MAKELONG( 65534, 0xffff ), buf, sizeof(buf)) == ret,
 123         "LoadString failed: ret %d err %d\n", ret, GetLastError());
 124
 125     ret = LoadStringA(hInst, 0, buf, 0);
 126     ok( ret == -1 || broken(ret == 0),
 127         "LoadStringA did not return -1 when called with buflen = 0, got %d, err %d\n",
 128         ret, GetLastError());
 129 }
 130
 131 static void test_accel1(void)
 132 {
 133     UINT r, n;
 134     HACCEL hAccel;
 135     ACCEL ac[10];
 136
 137     /* now create our own valid accelerator table */
 138     n = 0;
 139     ac[n].cmd = 1000;
 140     ac[n].key = 'A';
 141     ac[n++].fVirt = FVIRTKEY | FNOINVERT;
 142
 143     ac[n].cmd = 1001;
 144     ac[n].key = 'B';
 145     ac[n++].fVirt = FNOINVERT;
 146
 147     ac[n].cmd = 0;
 148     ac[n].key = 0;
 149     ac[n++].fVirt = 0;
 150
 151     hAccel = CreateAcceleratorTable( &ac[0], n );
 152     ok( hAccel != NULL, "create accelerator table\n");
 153
 154     r = DestroyAcceleratorTable( hAccel );
 155     ok( r, "destroy accelerator table\n");
 156
 157     /* now try create an invalid one */
 158     n = 0;
 159     ac[n].cmd = 1000;
 160     ac[n].key = 'A';
 161     ac[n++].fVirt = FVIRTKEY | FNOINVERT;
 162
 163     ac[n].cmd = 0xffff;
 164     ac[n].key = 0xffff;
 165     ac[n++].fVirt = (SHORT) 0xffff;
 166
 167     ac[n].cmd = 0xfff0;
 168     ac[n].key = 0xffff;
 169     ac[n++].fVirt = (SHORT) 0xfff0;
 170
 171     ac[n].cmd = 0xfff0;
 172     ac[n].key = 0xffff;
 173     ac[n++].fVirt = (SHORT) 0x0000;
 174
 175     ac[n].cmd = 0xfff0;
 176     ac[n].key = 0xffff;
 177     ac[n++].fVirt = (SHORT) 0x0001;
 178
 179     hAccel = CreateAcceleratorTable( &ac[0], n );
 180     ok( hAccel != NULL, "create accelerator table\n");
 181
 182     r = CopyAcceleratorTable( hAccel, NULL, 0 );
 183     ok( r == n || broken(r == 2), /* win9x */
 184         "two entries in table %u/%u\n", r, n);
 185
 186     r = CopyAcceleratorTable( hAccel, &ac[0], n );
 187     ok( r == n || broken(r == 2), /* win9x */
 188         "still should be two entries in table %u/%u\n", r, n);
 189
 190     n=0;
 191     ok( ac[n].cmd == 1000, "cmd 0 not preserved got %x\n", ac[n].cmd);
 192     ok( ac[n].key == 'A', "key 0 not preserved got %x\n", ac[n].key);
 193     ok( ac[n].fVirt == (FVIRTKEY | FNOINVERT), "fVirt 0 not preserved got %x\n", ac[n].fVirt);
 194
 195     if (++n == r) goto done;
 196     ok( ac[n].cmd == 0xffff, "cmd 1 not preserved got %x\n", ac[n].cmd);
 197     ok( ac[n].key == 0xffff, "key 1 not preserved got %x\n", ac[n].key);
 198     ok( ac[n].fVirt == 0x007f, "fVirt 1 wrong got %x\n", ac[n].fVirt);
 199
 200     if (++n == r) goto done;
 201     ok( ac[n].cmd == 0xfff0, "cmd 2 not preserved got %x\n", ac[n].cmd);
 202     ok( (ac[n].key & 0xff) == 0xff, "key 2 not preserved got %x\n", ac[n].key);
 203     ok( ac[n].fVirt == 0x0070, "fVirt 2 wrong got %x\n", ac[n].fVirt);
 204
 205     if (++n == r) goto done;
 206     ok( ac[n].cmd == 0xfff0, "cmd 3 not preserved got %x\n", ac[n].cmd);
 207     ok( (ac[n].key & 0xff) == 0xff, "key 3 not preserved got %x\n", ac[n].key);
 208     ok( ac[n].fVirt == 0x0000, "fVirt 3 wrong got %x\n", ac[n].fVirt);
 209
 210     if (++n == r) goto done;
 211     ok( ac[n].cmd == 0xfff0, "cmd 4 not preserved got %x\n", ac[n].cmd);
 212     ok( ac[n].key == 0xffff, "key 4 not preserved got %x\n", ac[n].key);
 213     ok( ac[n].fVirt == 0x0001, "fVirt 4 wrong  got %x\n", ac[n].fVirt);
 214 done:
 215     r = DestroyAcceleratorTable( hAccel );
 216     ok( r, "destroy accelerator table\n");
 217
 218     hAccel = CreateAcceleratorTable( &ac[0], 0 );
 219     ok( !hAccel || broken(hAccel != NULL), /* nt4 */ "zero elements should fail\n");
 220
 221     /* these will on crash win2k
 222     hAccel = CreateAcceleratorTable( NULL, 1 );
 223     hAccel = CreateAcceleratorTable( &ac[0], -1 );
 224     */
 225 }
 226
 227 /*
 228  *  memcmp on the tables works in Windows, but does not work in wine, as
 229  *  there is an extra undefined and unused byte between fVirt and the key
 230  */
 231 static void test_accel2(void)
 232 {
 233     ACCEL ac[2], out[2];
 234     HACCEL hac;
 235     int res;
 236
 237     ac[0].cmd   = 0;
 238     ac[0].fVirt = 0;
 239     ac[0].key   = 0;
 240
 241     ac[1].cmd   = 0;
 242     ac[1].fVirt = 0;
 243     ac[1].key   = 0;
 244
 245     /*
 246      * crashes on win2k
 247      * hac = CreateAcceleratorTable( NULL, 1 );
 248      */
 249
 250     /* try a zero count */
 251     hac = CreateAcceleratorTable( &ac[0], 0 );
 252     ok( !hac || broken(hac != NULL), /* nt4 */ "fail\n");
 253     if (!hac) ok( !DestroyAcceleratorTable( hac ), "destroy failed\n");
 254
 255     /* creating one accelerator should work */
 256     hac = CreateAcceleratorTable( &ac[0], 1 );
 257     ok( hac != NULL , "fail\n");
 258     ok( 1 == CopyAcceleratorTable( hac, out, 1 ), "copy failed\n");
 259     ok( DestroyAcceleratorTable( hac ), "destroy failed\n");
 260
 261     /* how about two of the same type? */
 262     hac = CreateAcceleratorTable( &ac[0], 2);
 263     ok( hac != NULL , "fail\n");
 264     res = CopyAcceleratorTable( hac, NULL, 100 );
 265     ok( res == 2 || broken(res == 0), /* win9x */ "copy null failed %d\n", res);
 266     res = CopyAcceleratorTable( hac, NULL, 0 );
 267     ok( res == 2, "copy null failed %d\n", res);
 268     res = CopyAcceleratorTable( hac, NULL, 1 );
 269     ok( res == 2 || broken(res == 0), /* win9x */ "copy null failed %d\n", res);
 270     ok( 1 == CopyAcceleratorTable( hac, out, 1 ), "copy 1 failed\n");
 271     ok( 2 == CopyAcceleratorTable( hac, out, 2 ), "copy 2 failed\n");
 272     ok( DestroyAcceleratorTable( hac ), "destroy failed\n");
 273     /* ok( !memcmp( ac, out, sizeof ac ), "tables different\n"); */
 274
 275     /* how about two of the same type with a non-zero key? */
 276     ac[0].key = 0x20;
 277     ac[1].key = 0x20;
 278     hac = CreateAcceleratorTable( &ac[0], 2);
 279     ok( hac != NULL , "fail\n");
 280     ok( 2 == CopyAcceleratorTable( hac, out, 2 ), "copy 2 failed\n");
 281     ok( DestroyAcceleratorTable( hac ), "destroy failed\n");
 282     /* ok( !memcmp( ac, out, sizeof ac ), "tables different\n"); */
 283
 284     /* how about two of the same type with a non-zero virtual key? */
 285     ac[0].fVirt = FVIRTKEY;
 286     ac[0].key = 0x40;
 287     ac[1].fVirt = FVIRTKEY;
 288     ac[1].key = 0x40;
 289     hac = CreateAcceleratorTable( &ac[0], 2);
 290     ok( hac != NULL , "fail\n");
 291     ok( 2 == CopyAcceleratorTable( hac, out, 2 ), "copy 2 failed\n");
 292     /* ok( !memcmp( ac, out, sizeof ac ), "tables different\n"); */
 293     ok( DestroyAcceleratorTable( hac ), "destroy failed\n");
 294
 295     /* how virtual key codes */
 296     ac[0].fVirt = FVIRTKEY;
 297     hac = CreateAcceleratorTable( &ac[0], 1);
 298     ok( hac != NULL , "fail\n");
 299     ok( 1 == CopyAcceleratorTable( hac, out, 2 ), "copy 2 failed\n");
 300     /* ok( !memcmp( ac, out, sizeof ac/2 ), "tables different\n"); */
 301     ok( DestroyAcceleratorTable( hac ), "destroy failed\n");
 302
 303     /* how turning on all bits? */
 304     ac[0].cmd   = 0xffff;
 305     ac[0].fVirt = 0xff;
 306     ac[0].key   = 0xffff;
 307     hac = CreateAcceleratorTable( &ac[0], 1);
 308     ok( hac != NULL , "fail\n");
 309     ok( 1 == CopyAcceleratorTable( hac, out, 1 ), "copy 1 failed\n");
 310     /* ok( memcmp( ac, out, sizeof ac/2 ), "tables not different\n"); */
 311     ok( out[0].cmd == ac[0].cmd, "cmd modified\n");
 312     ok( out[0].fVirt == (ac[0].fVirt&0x7f), "fVirt not modified\n");
 313     ok( out[0].key == ac[0].key, "key modified\n");
 314     ok( DestroyAcceleratorTable( hac ), "destroy failed\n");
 315
 316     /* how turning on all bits? */
 317     memset( ac, 0xff, sizeof ac );
 318     hac = CreateAcceleratorTable( &ac[0], 2);
 319     ok( hac != NULL , "fail\n");
 320     res = CopyAcceleratorTable( hac, out, 2 );
 321     ok( res == 2 || broken(res == 1), /* win9x */ "copy 2 failed %d\n", res);
 322     /* ok( memcmp( ac, out, sizeof ac ), "tables not different\n"); */
 323     ok( out[0].cmd == ac[0].cmd, "cmd modified\n");
 324     ok( out[0].fVirt == (ac[0].fVirt&0x7f), "fVirt not modified\n");
 325     ok( out[0].key == ac[0].key, "key modified\n");
 326     if (res == 2)
 327     {
 328         ok( out[1].cmd == ac[1].cmd, "cmd modified\n");
 329         ok( out[1].fVirt == (ac[1].fVirt&0x7f), "fVirt not modified\n");
 330         ok( out[1].key == ac[1].key, "key modified\n");
 331     }
 332     ok( DestroyAcceleratorTable( hac ), "destroy failed\n");
 333 }
 334
 335 static void test_PrivateExtractIcons(void) {
 336     CONST CHAR szShell32Dll[] = "shell32.dll";
 337     HICON ahIcon[256];
 338     UINT aIconId[256];
 339     UINT cIcons, cIcons2;
 340
 341     if (!pPrivateExtractIconsA) return;
 342
 343     cIcons = pPrivateExtractIconsA(szShell32Dll, 0, 16, 16, NULL, NULL, 0, 0);
 344     cIcons2 = pPrivateExtractIconsA(szShell32Dll, 4, MAKELONG(32,16), MAKELONG(32,16),
 345                                    NULL, NULL, 256, 0);
 346     ok((cIcons == cIcons2) && (cIcons > 0),
 347        "Icon count should be independent of requested icon sizes and base icon index! "
 348        "(cIcons=%d, cIcons2=%d)\n", cIcons, cIcons2);
 349
 350     cIcons = pPrivateExtractIconsA(szShell32Dll, 0, 16, 16, ahIcon, aIconId, 0, 0);
 351     ok(cIcons == 0, "Zero icons requested, got cIcons=%d\n", cIcons);
 352
 353     cIcons = pPrivateExtractIconsA(szShell32Dll, 0, 16, 16, ahIcon, aIconId, 3, 0);
 354     ok(cIcons == 3, "Three icons requested got cIcons=%d\n", cIcons);
 355
 356     /* count must be a multiple of two when getting two sizes */
 357     cIcons = pPrivateExtractIconsA(szShell32Dll, 0, MAKELONG(16,32), MAKELONG(16,32),
 358                                    ahIcon, aIconId, 3, 0);
 359     ok(cIcons == 0 /* vista */ || cIcons == 4, "Three icons requested got cIcons=%d\n", cIcons);
 360     cIcons = pPrivateExtractIconsA(szShell32Dll, 0, MAKELONG(16,32), MAKELONG(16,32),
 361                                    ahIcon, aIconId, 4, 0);
 362     ok(cIcons == 4, "Four icons requested got cIcons=%d\n", cIcons);
 363 }
 364
 365 static void test_LoadImage(void)
 366 {
 367     HBITMAP bmp;
 368     HRSRC hres;
 369
 370     bmp = LoadBitmapA(GetModuleHandle(NULL), MAKEINTRESOURCE(100));
 371     ok(bmp != NULL, "Could not load a bitmap resource\n");
 372     if (bmp) DeleteObject(bmp);
 373
 374     hres = FindResource(GetModuleHandle(NULL), "#100", RT_BITMAP);
 375     ok(hres != NULL, "Could not find a bitmap resource with a numeric string\n");
 376
 377     bmp = LoadBitmapA(GetModuleHandle(NULL), "#100");
 378     ok(bmp != NULL, "Could not load a bitmap resource with a numeric string\n");
 379     if (bmp) DeleteObject(bmp);
 380 }
 381
 382 START_TEST(resource)
 383 {
 384     init_function_pointers();
 385     test_LoadStringA();
 386     test_LoadStringW();
 387     test_accel1();
 388     test_accel2();
 389     test_PrivateExtractIcons();
 390     test_LoadImage();
 391 }