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 && GetLastError() == ERROR_CALL_NOT_IMPLEMENTED)
  46     {
  47         win_skip( "LoadStringW not implemented\n" );
  48         return;
  49     }
  50     length2 = LoadStringW(hInst, 2, returnedstringw, sizeof(returnedstringw) /sizeof(WCHAR)); /* get resource string */
  51     ok(length2 > 0, "LoadStringW failed to load resource 2, ret %d, err %d\n", length2, GetLastError());
  52     ok(length1 == length2, "LoadStringW returned different values dependent on buflen. ret1 %d, ret2 %d\n",
  53         length1, length2);
  54     ok(length1 > 0 && resourcepointer != NULL, "LoadStringW failed to get pointer to resource 2, ret %d, err %d\n",
  55         length1, GetLastError());
  56
  57     /* Copy the resource since it is not '\0' terminated, and add '\0' to the end */
  58     if(resourcepointer != NULL) /* Check that the resource pointer was loaded to avoid access violation */
  59     {
  60         memcpy(copiedstringw, resourcepointer, length1 * sizeof(WCHAR));
  61         copiedstringw[length1] = '\0';
  62         /* check that strings match */
  63         WideCharToMultiByte( CP_ACP, 0, returnedstringw, -1, returnedstring, 128, NULL, NULL );
  64         WideCharToMultiByte( CP_ACP, 0, copiedstringw, -1, copiedstring, 128, NULL, NULL );
  65         ok(!memcmp(copiedstringw, returnedstringw, (length2 + 1)*sizeof(WCHAR)),
  66            "strings don't match: returnedstring = %s, copiedstring = %s\n", returnedstring, copiedstring);
  67     }
  68
  69     /* check that calling LoadStringW with buffer = NULL returns zero */
  70     retvalue = LoadStringW(hInst, 2, NULL, 0);
  71     ok(!retvalue, "LoadStringW returned a non-zero value when called with buffer = NULL, retvalue = %d\n", retvalue);
  72     /* check again, with a different buflen value, that calling LoadStringW with buffer = NULL returns zero */
  73     retvalue = LoadStringW(hInst, 2, NULL, 128);
  74     ok(!retvalue, "LoadStringW returned a non-zero value when called with buffer = NULL, retvalue = %d\n", retvalue);
  75 }
  76
  77 static void test_LoadStringA (void)
  78 {
  79     HINSTANCE hInst = GetModuleHandle (NULL);
  80     static const char str[] = "String resource"; /* same in resource.rc */
  81     char buf[128];
  82     struct string_test {
  83         unsigned int bufsiz;
  84         unsigned int expected;
  85     };
  86     struct string_test tests[] = {{sizeof buf, sizeof str - 1},
  87                                   {sizeof str, sizeof str - 1},
  88                                   {sizeof str - 1, sizeof str - 2}};
  89     unsigned int i;
  90     int ret;
  91
  92     assert (sizeof str < sizeof buf);
  93     for (i = 0; i < sizeof tests / sizeof tests[0]; i++) {
  94         const unsigned int bufsiz = tests[i].bufsiz;
  95         const unsigned int expected = tests[i].expected;
  96         const int len = LoadStringA (hInst, 0, buf, bufsiz);
  97
  98         ok (len == expected, "bufsiz=%d: got %d, expected %d\n",
  99             bufsiz, len, expected);
 100         if (len != expected) continue;
 101         ok (!memcmp (buf, str, len),
 102             "bufsiz=%d: got '%s', expected '%.*s'\n",
 103             bufsiz, buf, len, str);
 104         ok (buf[len] == 0, "bufsiz=%d: NUL termination missing\n",
 105             bufsiz);
 106     }
 107
 108     ret = LoadStringA(hInst, 1, buf, sizeof(buf) );
 109     ok( ret > 0, "LoadString failed: ret %d err %d\n", ret, GetLastError());
 110     ok( LoadStringA( hInst, MAKELONG( 1, 0x8000 ), buf, sizeof(buf)) == ret,
 111         "LoadString failed: ret %d err %d\n", ret, GetLastError());
 112     ok( LoadStringA( hInst, MAKELONG( 1, 0xffff ), buf, sizeof(buf)) == ret,
 113         "LoadString failed: ret %d err %d\n", ret, GetLastError());
 114
 115     ret = LoadStringA(hInst, 65534, buf, sizeof(buf) );
 116     ok( ret > 0, "LoadString failed: ret %d err %d\n", ret, GetLastError());
 117     ok( LoadStringA( hInst, MAKELONG( 65534, 0x8000 ), buf, sizeof(buf)) == ret,
 118         "LoadString failed: ret %d err %d\n", ret, GetLastError());
 119     ok( LoadStringA( hInst, MAKELONG( 65534, 0xffff ), buf, sizeof(buf)) == ret,
 120         "LoadString failed: ret %d err %d\n", ret, GetLastError());
 121
 122     ret = LoadStringA(hInst, 0, buf, 0);
 123     ok( ret == -1 || broken(ret == 0),
 124         "LoadStringA did not return -1 when called with buflen = 0, got %d, err %d\n",
 125         ret, GetLastError());
 126 }
 127
 128 static void test_accel1(void)
 129 {
 130     UINT r, n;
 131     HACCEL hAccel;
 132     ACCEL ac[10];
 133
 134     /* now create our own valid accelerator table */
 135     n = 0;
 136     ac[n].cmd = 1000;
 137     ac[n].key = 'A';
 138     ac[n++].fVirt = FVIRTKEY | FNOINVERT;
 139
 140     ac[n].cmd = 1001;
 141     ac[n].key = 'B';
 142     ac[n++].fVirt = FNOINVERT;
 143
 144     ac[n].cmd = 0;
 145     ac[n].key = 0;
 146     ac[n++].fVirt = 0;
 147
 148     hAccel = CreateAcceleratorTable( &ac[0], n );
 149     ok( hAccel != NULL, "create accelerator table\n");
 150
 151     r = DestroyAcceleratorTable( hAccel );
 152     ok( r, "destroy accelerator table\n");
 153
 154     /* now try create an invalid one */
 155     n = 0;
 156     ac[n].cmd = 1000;
 157     ac[n].key = 'A';
 158     ac[n++].fVirt = FVIRTKEY | FNOINVERT;
 159
 160     ac[n].cmd = 0xffff;
 161     ac[n].key = 0xffff;
 162     ac[n++].fVirt = (SHORT) 0xffff;
 163
 164     ac[n].cmd = 0xfff0;
 165     ac[n].key = 0xffff;
 166     ac[n++].fVirt = (SHORT) 0xfff0;
 167
 168     ac[n].cmd = 0xfff0;
 169     ac[n].key = 0xffff;
 170     ac[n++].fVirt = (SHORT) 0x0000;
 171
 172     ac[n].cmd = 0xfff0;
 173     ac[n].key = 0xffff;
 174     ac[n++].fVirt = (SHORT) 0x0001;
 175
 176     hAccel = CreateAcceleratorTable( &ac[0], n );
 177     ok( hAccel != NULL, "create accelerator table\n");
 178
 179     r = CopyAcceleratorTable( hAccel, NULL, 0 );
 180     ok( r == n, "two entries in table\n");
 181
 182     r = CopyAcceleratorTable( hAccel, &ac[0], r );
 183     ok( r == n, "still should be two entries in table\n");
 184
 185     n=0;
 186     ok( ac[n].cmd == 1000, "cmd 0 not preserved\n");
 187     ok( ac[n].key == 'A', "key 0 not preserved\n");
 188     ok( ac[n].fVirt == (FVIRTKEY | FNOINVERT), "fVirt 0 not preserved\n");
 189
 190     n++;
 191     ok( ac[n].cmd == 0xffff, "cmd 1 not preserved\n");
 192     ok( ac[n].key == 0xffff, "key 1 not preserved\n");
 193     ok( ac[n].fVirt == 0x007f, "fVirt 1 not changed\n");
 194
 195     n++;
 196     ok( ac[n].cmd == 0xfff0, "cmd 2 not preserved\n");
 197     ok( ac[n].key == 0x00ff, "key 2 not preserved\n");
 198     ok( ac[n].fVirt == 0x0070, "fVirt 2 not changed\n");
 199
 200     n++;
 201     ok( ac[n].cmd == 0xfff0, "cmd 3 not preserved\n");
 202     ok( ac[n].key == 0x00ff, "key 3 not preserved\n");
 203     ok( ac[n].fVirt == 0x0000, "fVirt 3 not changed\n");
 204
 205     n++;
 206     ok( ac[n].cmd == 0xfff0, "cmd 4 not preserved\n");
 207     ok( ac[n].key == 0xffff, "key 4 not preserved\n");
 208     ok( ac[n].fVirt == 0x0001, "fVirt 4 not changed\n");
 209
 210     r = DestroyAcceleratorTable( hAccel );
 211     ok( r, "destroy accelerator table\n");
 212
 213     hAccel = CreateAcceleratorTable( &ac[0], 0 );
 214     ok( !hAccel, "zero elements should fail\n");
 215
 216     /* these will on crash win2k
 217     hAccel = CreateAcceleratorTable( NULL, 1 );
 218     hAccel = CreateAcceleratorTable( &ac[0], -1 );
 219     */
 220 }
 221
 222 /*
 223  *  memcmp on the tables works in Windows, but does not work in wine, as
 224  *  there is an extra undefined and unused byte between fVirt and the key
 225  */
 226 static void test_accel2(void)
 227 {
 228     ACCEL ac[2], out[2];
 229     HACCEL hac;
 230
 231     ac[0].cmd   = 0;
 232     ac[0].fVirt = 0;
 233     ac[0].key   = 0;
 234
 235     ac[1].cmd   = 0;
 236     ac[1].fVirt = 0;
 237     ac[1].key   = 0;
 238
 239     /*
 240      * crashes on win2k
 241      * hac = CreateAcceleratorTable( NULL, 1 );
 242      */
 243
 244     /* try a zero count */
 245     hac = CreateAcceleratorTable( &ac[0], 0 );
 246     ok( !hac , "fail\n");
 247     ok( !DestroyAcceleratorTable( hac ), "destroy failed\n");
 248
 249     /* creating one accelerator should work */
 250     hac = CreateAcceleratorTable( &ac[0], 1 );
 251     ok( hac != NULL , "fail\n");
 252     ok( 1 == CopyAcceleratorTable( hac, out, 1 ), "copy failed\n");
 253     ok( DestroyAcceleratorTable( hac ), "destroy failed\n");
 254
 255     /* how about two of the same type? */
 256     hac = CreateAcceleratorTable( &ac[0], 2);
 257     ok( hac != NULL , "fail\n");
 258     ok( 2 == CopyAcceleratorTable( hac, NULL, 100 ), "copy null failed\n");
 259     ok( 2 == CopyAcceleratorTable( hac, NULL, 0 ), "copy null failed\n");
 260     ok( 2 == CopyAcceleratorTable( hac, NULL, 1 ), "copy null failed\n");
 261     ok( 1 == CopyAcceleratorTable( hac, out, 1 ), "copy 1 failed\n");
 262     ok( 2 == CopyAcceleratorTable( hac, out, 2 ), "copy 2 failed\n");
 263     ok( DestroyAcceleratorTable( hac ), "destroy failed\n");
 264     /* ok( !memcmp( ac, out, sizeof ac ), "tables different\n"); */
 265
 266     /* how about two of the same type with a non-zero key? */
 267     ac[0].key = 0x20;
 268     ac[1].key = 0x20;
 269     hac = CreateAcceleratorTable( &ac[0], 2);
 270     ok( hac != NULL , "fail\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 virtual key? */
 276     ac[0].fVirt = FVIRTKEY;
 277     ac[0].key = 0x40;
 278     ac[1].fVirt = FVIRTKEY;
 279     ac[1].key = 0x40;
 280     hac = CreateAcceleratorTable( &ac[0], 2);
 281     ok( hac != NULL , "fail\n");
 282     ok( 2 == CopyAcceleratorTable( hac, out, 2 ), "copy 2 failed\n");
 283     /* ok( !memcmp( ac, out, sizeof ac ), "tables different\n"); */
 284     ok( DestroyAcceleratorTable( hac ), "destroy failed\n");
 285
 286     /* how virtual key codes */
 287     ac[0].fVirt = FVIRTKEY;
 288     hac = CreateAcceleratorTable( &ac[0], 1);
 289     ok( hac != NULL , "fail\n");
 290     ok( 1 == CopyAcceleratorTable( hac, out, 2 ), "copy 2 failed\n");
 291     /* ok( !memcmp( ac, out, sizeof ac/2 ), "tables different\n"); */
 292     ok( DestroyAcceleratorTable( hac ), "destroy failed\n");
 293
 294     /* how turning on all bits? */
 295     ac[0].cmd   = 0xffff;
 296     ac[0].fVirt = 0xff;
 297     ac[0].key   = 0xffff;
 298     hac = CreateAcceleratorTable( &ac[0], 1);
 299     ok( hac != NULL , "fail\n");
 300     ok( 1 == CopyAcceleratorTable( hac, out, 1 ), "copy 1 failed\n");
 301     /* ok( memcmp( ac, out, sizeof ac/2 ), "tables not different\n"); */
 302     ok( out[0].cmd == ac[0].cmd, "cmd modified\n");
 303     ok( out[0].fVirt == (ac[0].fVirt&0x7f), "fVirt not modified\n");
 304     ok( out[0].key == ac[0].key, "key modified\n");
 305     ok( DestroyAcceleratorTable( hac ), "destroy failed\n");
 306
 307     /* how turning on all bits? */
 308     memset( ac, 0xff, sizeof ac );
 309     hac = CreateAcceleratorTable( &ac[0], 2);
 310     ok( hac != NULL , "fail\n");
 311     ok( 2 == CopyAcceleratorTable( hac, out, 2 ), "copy 2 failed\n");
 312     /* ok( memcmp( ac, out, sizeof ac ), "tables not different\n"); */
 313     ok( out[0].cmd == ac[0].cmd, "cmd modified\n");
 314     ok( out[0].fVirt == (ac[0].fVirt&0x7f), "fVirt not modified\n");
 315     ok( out[0].key == ac[0].key, "key modified\n");
 316     ok( out[1].cmd == ac[1].cmd, "cmd modified\n");
 317     ok( out[1].fVirt == (ac[1].fVirt&0x7f), "fVirt not modified\n");
 318     ok( out[1].key == ac[1].key, "key modified\n");
 319     ok( DestroyAcceleratorTable( hac ), "destroy failed\n");
 320 }
 321
 322 static void test_PrivateExtractIcons(void) {
 323     CONST CHAR szShell32Dll[] = "shell32.dll";
 324     HICON ahIcon[256];
 325     UINT aIconId[256];
 326     UINT cIcons, cIcons2;
 327
 328     if (!pPrivateExtractIconsA) return;
 329
 330     cIcons = pPrivateExtractIconsA(szShell32Dll, 0, 16, 16, NULL, NULL, 0, 0);
 331     cIcons2 = pPrivateExtractIconsA(szShell32Dll, 4, MAKELONG(32,16), MAKELONG(32,16),
 332                                    NULL, NULL, 256, 0);
 333     ok((cIcons == cIcons2) && (cIcons > 0),
 334        "Icon count should be independent of requested icon sizes and base icon index! "
 335        "(cIcons=%d, cIcons2=%d)\n", cIcons, cIcons2);
 336
 337     cIcons = pPrivateExtractIconsA(szShell32Dll, 0, 16, 16, ahIcon, aIconId, 0, 0);
 338     ok(cIcons == 0, "Zero icons requested, got cIcons=%d\n", cIcons);
 339
 340     cIcons = pPrivateExtractIconsA(szShell32Dll, 0, 16, 16, ahIcon, aIconId, 3, 0);
 341     ok(cIcons == 3, "Three icons requested got cIcons=%d\n", cIcons);
 342
 343     cIcons = pPrivateExtractIconsA(szShell32Dll, 0, MAKELONG(32,16), MAKELONG(32,16),
 344                                   ahIcon, aIconId, 3, 0);
 345     ok(cIcons == 4, "Three icons requested, four expected, got cIcons=%d\n", cIcons);
 346 }
 347
 348 static void test_LoadImage(void)
 349 {
 350     HBITMAP bmp;
 351     HRSRC hres;
 352
 353     bmp = LoadBitmapA(GetModuleHandle(NULL), MAKEINTRESOURCE(100));
 354     ok(bmp != NULL, "Could not load a bitmap resource\n");
 355     if (bmp) DeleteObject(bmp);
 356
 357     hres = FindResource(GetModuleHandle(NULL), "#100", RT_BITMAP);
 358     ok(hres != NULL, "Could not find a bitmap resource with a numeric string\n");
 359
 360     bmp = LoadBitmapA(GetModuleHandle(NULL), "#100");
 361     ok(bmp != NULL, "Could not load a bitmap resource with a numeric string\n");
 362     if (bmp) DeleteObject(bmp);
 363 }
 364
 365 START_TEST(resource)
 366 {
 367     init_function_pointers();
 368     test_LoadStringA();
 369     test_LoadStringW();
 370     test_accel1();
 371     test_accel2();
 372     test_PrivateExtractIcons();
 373     test_LoadImage();
 374 }