dlls/setupapi/tests/parser.c

   1 /*
   2  * INF file parsing tests
   3  *
   4  * Copyright 2002, 2005 Alexandre Julliard for CodeWeavers
   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 <stdarg.h>
  23
  24 #include "windef.h"
  25 #include "winbase.h"
  26 #include "wingdi.h"
  27 #include "winuser.h"
  28 #include "winreg.h"
  29 #include "setupapi.h"
  30
  31 #include "wine/test.h"
  32
  33 /* function pointers */
  34 static HMODULE hSetupAPI;
  35 static LPCWSTR (WINAPI *pSetupGetField)(PINFCONTEXT,DWORD);
  36
  37 static void init_function_pointers(void)
  38 {
  39     hSetupAPI = GetModuleHandleA("setupapi.dll");
  40
  41     pSetupGetField = (void *)GetProcAddress(hSetupAPI, "pSetupGetField");
  42 }
  43
  44 static const char tmpfilename[] = ".\\tmp.inf";
  45
  46 /* some large strings */
  47 #define A255 "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" \
  48              "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" \
  49              "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" \
  50              "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
  51 #define A256 "a" A255
  52 #define A400 "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" \
  53              "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" \
  54              "aaaaaaaaaaaaaaaa" A256
  55 #define A511 A255 A256
  56 #define A4097 "a" A256 A256 A256 A256 A256 A256 A256 A256 A256 A256 A256 A256 A256 A256 A256 A256
  57
  58 #define STD_HEADER "[Version]\r\nSignature=\"$CHICAGO$\"\r\n"
  59
  60 #define STR_SECTION "[Strings]\nfoo=aaa\nbar=bbb\nloop=%loop2%\nloop2=%loop%\n" \
  61                     "per%%cent=abcd\nper=1\ncent=2\n22=foo\n" \
  62                     "big=" A400 "\n" \
  63                     "mydrive=\"C:\\\"\n" \
  64                     "verybig=" A400 A400 A400 "\n"
  65
  66 /* create a new file with specified contents and open it */
  67 static HINF test_file_contents( const char *data, UINT *err_line )
  68 {
  69     DWORD res;
  70     HANDLE handle = CreateFileA( tmpfilename, GENERIC_READ|GENERIC_WRITE,
  71                                  FILE_SHARE_READ|FILE_SHARE_WRITE, NULL, CREATE_ALWAYS, 0, 0 );
  72     if (handle == INVALID_HANDLE_VALUE) return 0;
  73     if (!WriteFile( handle, data, strlen(data), &res, NULL )) trace( "write error\n" );
  74     CloseHandle( handle );
  75     return SetupOpenInfFileA( tmpfilename, 0, INF_STYLE_WIN4, err_line );
  76 }
  77
  78 static const char *get_string_field( INFCONTEXT *context, DWORD index )
  79 {
  80     static char buffer[MAX_INF_STRING_LENGTH+32];
  81     if (SetupGetStringFieldA( context, index, buffer, sizeof(buffer), NULL )) return buffer;
  82     return NULL;
  83 }
  84
  85 static const char *get_line_text( INFCONTEXT *context )
  86 {
  87     static char buffer[MAX_INF_STRING_LENGTH+32];
  88     if (SetupGetLineTextA( context, 0, 0, 0, buffer, sizeof(buffer), NULL )) return buffer;
  89     return NULL;
  90 }
  91
  92
  93 /* Test various valid/invalid file formats */
  94
  95 static const struct
  96 {
  97     const char *data;
  98     DWORD error;
  99     UINT err_line;
 100     int todo;
 101 } invalid_files[] =
 102 {
 103     /* file contents                                         expected error (or 0)     errline  todo */
 104     { "\r\n",                                                ERROR_WRONG_INF_STYLE,       0,    0 },
 105     { "abcd\r\n",                                            ERROR_WRONG_INF_STYLE,       0,    1 },
 106     { "[Version]\r\n",                                       ERROR_WRONG_INF_STYLE,       0,    0 },
 107     { "[Version]\nSignature=",                               ERROR_WRONG_INF_STYLE,       0,    0 },
 108     { "[Version]\nSignature=foo",                            ERROR_WRONG_INF_STYLE,       0,    0 },
 109     { "[version]\nsignature=$chicago$",                      0,                           0,    0 },
 110     { "[VERSION]\nSIGNATURE=$CHICAGO$",                      0,                           0,    0 },
 111     { "[Version]\nSignature=$chicago$,abcd",                 0,                           0,    0 },
 112     { "[Version]\nabc=def\nSignature=$chicago$",             0,                           0,    0 },
 113     { "[Version]\nabc=def\n[Version]\nSignature=$chicago$",  0,                           0,    0 },
 114     { STD_HEADER,                                            0,                           0,    0 },
 115     { STD_HEADER "[]\r\n",                                   0,                           0,    0 },
 116     { STD_HEADER "]\r\n",                                    0,                           0,    0 },
 117     { STD_HEADER "[" A255 "]\r\n",                           0,                           0,    0 },
 118     { STD_HEADER "[ab\r\n",                                  ERROR_BAD_SECTION_NAME_LINE, 3,    0 },
 119     { STD_HEADER "\n\n[ab\x1a]\n",                           ERROR_BAD_SECTION_NAME_LINE, 5,    0 },
 120     { STD_HEADER "[" A256 "]\r\n",                           ERROR_SECTION_NAME_TOO_LONG, 3,    0 },
 121     { "[abc]\n" STD_HEADER,                                  0,                           0,    0 },
 122     { "abc\r\n" STD_HEADER,                                  ERROR_EXPECTED_SECTION_NAME, 1,    0 },
 123     { ";\n;\nabc\r\n" STD_HEADER,                            ERROR_EXPECTED_SECTION_NAME, 3,    0 },
 124     { ";\n;\nab\nab\n" STD_HEADER,                           ERROR_EXPECTED_SECTION_NAME, 3,    0 },
 125     { ";aa\n;bb\n" STD_HEADER,                               0,                           0,    0 },
 126     { STD_HEADER " [TestSection\x00] \n",                    ERROR_BAD_SECTION_NAME_LINE, 3,    0 },
 127     { STD_HEADER " [Test\x00Section] \n",                    ERROR_BAD_SECTION_NAME_LINE, 3,    0 },
 128     { STD_HEADER " [TestSection\x00] \n",                    ERROR_BAD_SECTION_NAME_LINE, 3,    0 },
 129     { STD_HEADER " [Test\x00Section] \n",                    ERROR_BAD_SECTION_NAME_LINE, 3,    0 },
 130 };
 131
 132 static void test_invalid_files(void)
 133 {
 134     unsigned int i;
 135     UINT err_line;
 136     HINF hinf;
 137     DWORD err;
 138
 139     for (i = 0; i < sizeof(invalid_files)/sizeof(invalid_files[0]); i++)
 140     {
 141         SetLastError( 0xdeadbeef );
 142         err_line = 0xdeadbeef;
 143         hinf = test_file_contents( invalid_files[i].data, &err_line );
 144         err = GetLastError();
 145         trace( "hinf=%p err=0x%x line=%d\n", hinf, err, err_line );
 146         if (invalid_files[i].error)  /* should fail */
 147         {
 148             ok( hinf == INVALID_HANDLE_VALUE, "file %u: Open succeeded\n", i );
 149             if (invalid_files[i].todo) todo_wine
 150             {
 151                 ok( err == invalid_files[i].error, "file %u: Bad error %u/%u\n",
 152                     i, err, invalid_files[i].error );
 153                 ok( err_line == invalid_files[i].err_line, "file %u: Bad error line %d/%d\n",
 154                     i, err_line, invalid_files[i].err_line );
 155             }
 156             else
 157             {
 158                 ok( err == invalid_files[i].error, "file %u: Bad error %u/%u\n",
 159                     i, err, invalid_files[i].error );
 160                 ok( err_line == invalid_files[i].err_line, "file %u: Bad error line %d/%d\n",
 161                     i, err_line, invalid_files[i].err_line );
 162             }
 163         }
 164         else  /* should succeed */
 165         {
 166             ok( hinf != INVALID_HANDLE_VALUE, "file %u: Open failed\n", i );
 167             ok( err == 0, "file %u: Error code set to %u\n", i, err );
 168         }
 169         SetupCloseInfFile( hinf );
 170     }
 171 }
 172
 173
 174 /* Test various section names */
 175
 176 static const struct
 177 {
 178     const char *data;
 179     const char *section;
 180     DWORD error;
 181 } section_names[] =
 182 {
 183     /* file contents                              section name       error code */
 184     { STD_HEADER "[TestSection]",                 "TestSection",         0 },
 185     { STD_HEADER "[TestSection]\n",               "TestSection",         0 },
 186     { STD_HEADER "[TESTSECTION]\r\n",             "TestSection",         0 },
 187     { STD_HEADER "[TestSection]\n[abc]",          "testsection",         0 },
 188     { STD_HEADER ";[TestSection]\n",              "TestSection",         ERROR_SECTION_NOT_FOUND },
 189     { STD_HEADER "[TestSection]\n",               "Bad name",            ERROR_SECTION_NOT_FOUND },
 190     /* spaces */
 191     { STD_HEADER "[TestSection]   \r\n",          "TestSection",         0 },
 192     { STD_HEADER "   [TestSection]\r\n",          "TestSection",         0 },
 193     { STD_HEADER "   [TestSection]   dummy\r\n",  "TestSection",         0 },
 194     { STD_HEADER "   [TestSection]   [foo]\r\n",  "TestSection",         0 },
 195     { STD_HEADER " [  Test Section  ] dummy\r\n", "  Test Section  ",    0 },
 196     { STD_HEADER "[TestSection] \032\ndummy",     "TestSection",         0 },
 197     { STD_HEADER "[TestSection] \n\032dummy",     "TestSection",         0 },
 198     /* special chars in section name */
 199     { STD_HEADER "[Test[Section]\r\n",            "Test[Section",        0 },
 200     { STD_HEADER "[Test[S]ection]\r\n",           "Test[S",              0 },
 201     { STD_HEADER "[Test[[[Section]\r\n",          "Test[[[Section",      0 },
 202     { STD_HEADER "[]\r\n",                        "",                    0 },
 203     { STD_HEADER "[[[]\n",                        "[[",                  0 },
 204     { STD_HEADER "[Test\"Section]\r\n",           "Test\"Section",       0 },
 205     { STD_HEADER "[Test\\Section]\r\n",           "Test\\Section",       0 },
 206     { STD_HEADER "[Test\\ Section]\r\n",          "Test\\ Section",      0 },
 207     { STD_HEADER "[Test;Section]\r\n",            "Test;Section",        0 },
 208     /* various control chars */
 209     { STD_HEADER " [Test\r\b\tSection] \n",       "Test\r\b\tSection", 0 },
 210     /* nulls */
 211 };
 212
 213 static void test_section_names(void)
 214 {
 215     unsigned int i;
 216     UINT err_line;
 217     HINF hinf;
 218     DWORD err;
 219     LONG ret;
 220
 221     for (i = 0; i < sizeof(section_names)/sizeof(section_names[0]); i++)
 222     {
 223         SetLastError( 0xdeadbeef );
 224         hinf = test_file_contents( section_names[i].data, &err_line );
 225         ok( hinf != INVALID_HANDLE_VALUE, "line %u: open failed err %u\n", i, GetLastError() );
 226         if (hinf == INVALID_HANDLE_VALUE) continue;
 227
 228         ret = SetupGetLineCountA( hinf, section_names[i].section );
 229         err = GetLastError();
 230         trace( "hinf=%p ret=%d err=0x%x\n", hinf, ret, err );
 231         if (ret != -1)
 232         {
 233             ok( !section_names[i].error, "line %u: section name %s found\n",
 234                 i, section_names[i].section );
 235             ok( !err, "line %u: bad error code %u\n", i, err );
 236         }
 237         else
 238         {
 239             ok( section_names[i].error, "line %u: section name %s not found\n",
 240                 i, section_names[i].section );
 241             ok( err == section_names[i].error, "line %u: bad error %u/%u\n",
 242                 i, err, section_names[i].error );
 243         }
 244         SetupCloseInfFile( hinf );
 245     }
 246 }
 247
 248
 249 /* Test various key and value names */
 250
 251 static const struct
 252 {
 253     const char *data;
 254     const char *key;
 255     const char *fields[10];
 256 } key_names[] =
 257 {
 258 /* file contents          expected key       expected fields */
 259  { "ab=cd",                "ab",            { "cd" } },
 260  { "ab=cd,ef,gh,ij",       "ab",            { "cd", "ef", "gh", "ij" } },
 261  { "ab",                   "ab",            { "ab" } },
 262  { "ab,cd",                NULL,            { "ab", "cd" } },
 263  { "ab,cd=ef",             NULL,            { "ab", "cd=ef" } },
 264  { "=abcd,ef",             "",              { "abcd", "ef" } },
 265  /* backslashes */
 266  { "ba\\\ncd=ef",          "bacd",          { "ef" } },
 267  { "ab  \\  \ncd=ef",      "abcd",          { "ef" } },
 268  { "ab\\\ncd,ef",          NULL,            { "abcd", "ef" } },
 269  { "ab  \\ ;cc\ncd=ef",    "abcd",          { "ef" } },
 270  { "ab \\ \\ \ncd=ef",     "abcd",          { "ef" } },
 271  { "ba \\ dc=xx",          "ba \\ dc",      { "xx" } },
 272  { "ba \\\\ \nc=d",        "bac",           { "d" } },
 273  { "a=b\\\\c",             "a",             { "b\\\\c" } },
 274  { "ab=cd \\ ",            "ab",            { "cd" } },
 275  { "ba=c \\ \n \\ \n a",   "ba",            { "ca" } },
 276  { "ba=c \\ \n \\ a",      "ba",            { "c\\ a" } },
 277  { "  \\ a= \\ b",         "\\ a",          { "\\ b" } },
 278  /* quotes */
 279  { "Ab\"Cd\"=Ef",          "AbCd",          { "Ef" } },
 280  { "Ab\"Cd=Ef\"",          "AbCd=Ef",       { "AbCd=Ef" } },
 281  { "ab\"\"\"cd,ef=gh\"",   "ab\"cd,ef=gh",  { "ab\"cd,ef=gh" } },
 282  { "ab\"\"cd=ef",          "abcd",          { "ef" } },
 283  { "ab\"\"cd=ef,gh",       "abcd",          { "ef", "gh" } },
 284  { "ab=cd\"\"ef",          "ab",            { "cdef" } },
 285  { "ab=cd\",\"ef",         "ab",            { "cd,ef" } },
 286  { "ab=cd\",ef",           "ab",            { "cd,ef" } },
 287  { "ab=cd\",ef\\\nab",     "ab",            { "cd,ef\\" } },
 288
 289  /* single quotes (unhandled)*/
 290  { "HKLM,A,B,'C',D",       NULL,            { "HKLM", "A","B","'C'","D" } },
 291  /* spaces */
 292  { " a b = c , d \n",      "a b",           { "c", "d" } },
 293  { " a b = c ,\" d\" \n",  "a b",           { "c", " d" } },
 294  { " a b\r = c\r\n",       "a b",           { "c" } },
 295  /* empty fields */
 296  { "a=b,,,c,,,d",          "a",             { "b", "", "", "c", "", "", "d" } },
 297  { "a=b,\"\",c,\" \",d",   "a",             { "b", "", "c", " ", "d" } },
 298  { "=,,b",                 "",              { "", "", "b" } },
 299  { ",=,,b",                NULL,            { "", "=", "", "b" } },
 300  { "a=\n",                 "a",             { "" } },
 301  { "=",                    "",              { "" } },
 302  /* eof */
 303  { "ab=c\032d",            "ab",            { "c" } },
 304  { "ab\032=cd",            "ab",            { "ab" } },
 305  /* nulls */
 306  { "abcd=ef\x0gh",         "abcd",          { "ef" } },
 307  /* multiple sections with same name */
 308  { "[Test2]\nab\n[Test]\nee=ff\n",  "ee",    { "ff" } },
 309  /* string substitution */
 310  { "%foo%=%bar%\n" STR_SECTION,     "aaa",   { "bbb" } },
 311  { "%foo%xx=%bar%yy\n" STR_SECTION, "aaaxx", { "bbbyy" } },
 312  { "%% %foo%=%bar%\n" STR_SECTION,  "% aaa", { "bbb" } },
 313  { "%f\"o\"o%=ccc\n" STR_SECTION,   "aaa",   { "ccc" } },
 314  { "abc=%bar;bla%\n" STR_SECTION,   "abc",   { "%bar" } },
 315  { "loop=%loop%\n" STR_SECTION,     "loop",  { "%loop2%" } },
 316  { "%per%%cent%=100\n" STR_SECTION, "12",    { "100" } },
 317  { "a=%big%\n" STR_SECTION,         "a",     { A400 } },
 318  { "a=%verybig%\n" STR_SECTION,     "a",     { A511 } },  /* truncated to 511 */
 319  { "a=%big%%big%%big%%big%\n" STR_SECTION,   "a", { A400 A400 A400 A400 } },
 320  { "a=%big%%big%%big%%big%%big%%big%%big%%big%%big%\n" STR_SECTION,   "a", { A400 A400 A400 A400 A400 A400 A400 A400 A400 } },
 321  { "a=%big%%big%%big%%big%%big%%big%%big%%big%%big%%big%%big%\n" STR_SECTION,   "a", { A4097 /*MAX_INF_STRING_LENGTH+1*/ } },
 322
 323  /* Prove expansion of system entries removes extra \'s and string
 324     replacements doesn't                                            */
 325  { "ab=\"%24%\"\n" STR_SECTION,           "ab", { "C:\\" } },
 326  { "ab=\"%mydrive%\"\n" STR_SECTION,      "ab", { "C:\\" } },
 327  { "ab=\"%24%\\fred\"\n" STR_SECTION,     "ab", { "C:\\fred" } },
 328  { "ab=\"%mydrive%\\fred\"\n" STR_SECTION,"ab", { "C:\\\\fred" } },
 329  /* Confirm duplicate \'s kept */
 330  { "ab=\"%24%\\\\fred\"",      "ab",            { "C:\\\\fred" } },
 331  { "ab=C:\\\\FRED",            "ab",            { "C:\\\\FRED" } },
 332 };
 333
 334 /* check the key of a certain line */
 335 static const char *check_key( INFCONTEXT *context, const char *wanted )
 336 {
 337     const char *key = get_string_field( context, 0 );
 338     DWORD err = GetLastError();
 339
 340     if (!key)
 341     {
 342         ok( !wanted, "missing key %s\n", wanted );
 343         ok( err == 0 || err == ERROR_INVALID_PARAMETER, "last error set to %u\n", err );
 344     }
 345     else
 346     {
 347         ok( !strcmp( key, wanted ), "bad key %s/%s\n", key, wanted );
 348         ok( err == 0, "last error set to %u\n", err );
 349     }
 350     return key;
 351 }
 352
 353 static void test_key_names(void)
 354 {
 355     char buffer[MAX_INF_STRING_LENGTH+32];
 356     const char *key, *line;
 357     unsigned int i, index, count;
 358     UINT err_line;
 359     HINF hinf;
 360     DWORD err;
 361     BOOL ret;
 362     INFCONTEXT context;
 363
 364     for (i = 0; i < sizeof(key_names)/sizeof(key_names[0]); i++)
 365     {
 366         strcpy( buffer, STD_HEADER "[Test]\n" );
 367         strcat( buffer, key_names[i].data );
 368         SetLastError( 0xdeadbeef );
 369         hinf = test_file_contents( buffer, &err_line );
 370         ok( hinf != INVALID_HANDLE_VALUE, "line %u: open failed err %u\n", i, GetLastError() );
 371         if (hinf == INVALID_HANDLE_VALUE) continue;
 372
 373         ret = SetupFindFirstLineA( hinf, "Test", 0, &context );
 374         assert( ret );
 375
 376         key = check_key( &context, key_names[i].key );
 377
 378         buffer[0] = buffer[1] = 0;  /* build the full line */
 379         for (index = 0; ; index++)
 380         {
 381             const char *field = get_string_field( &context, index + 1 );
 382             err = GetLastError();
 383             if (field)
 384             {
 385                 ok( err == 0, "line %u: bad error %u\n", i, err );
 386                 if (key_names[i].fields[index])
 387                     ok( !strcmp( field, key_names[i].fields[index] ), "line %u: bad field %s/%s\n",
 388                         i, field, key_names[i].fields[index] );
 389                 else
 390                     ok( 0, "line %u: got extra field %s\n", i, field );
 391                 strcat( buffer, "," );
 392                 strcat( buffer, field );
 393             }
 394             else
 395             {
 396                 ok( err == 0 || err == ERROR_INVALID_PARAMETER,
 397                     "line %u: bad error %u\n", i, err );
 398                 if (key_names[i].fields[index])
 399                     ok( 0, "line %u: missing field %s\n", i, key_names[i].fields[index] );
 400             }
 401             if (!key_names[i].fields[index]) break;
 402         }
 403         count = SetupGetFieldCount( &context );
 404         ok( count == index, "line %u: bad count %d/%d\n", i, index, count );
 405
 406         line = get_line_text( &context );
 407         ok( line != NULL, "line %u: SetupGetLineText failed\n", i );
 408         if (line) ok( !strcmp( line, buffer+1 ), "line %u: bad text %s/%s\n", i, line, buffer+1 );
 409
 410         SetupCloseInfFile( hinf );
 411     }
 412
 413 }
 414
 415 static void test_close_inf_file(void)
 416 {
 417     SetLastError(0xdeadbeef);
 418     SetupCloseInfFile(NULL);
 419     ok(GetLastError() == 0xdeadbeef, "Expected 0xdeadbeef, got %u\n", GetLastError());
 420
 421     SetLastError(0xdeadbeef);
 422     SetupCloseInfFile(INVALID_HANDLE_VALUE);
 423     ok(GetLastError() == 0xdeadbeef, "Expected 0xdeadbeef, got %u\n", GetLastError());
 424
 425 }
 426
 427 static const char *contents = "[Version]\n"
 428                               "Signature=\"$Windows NT$\"\n"
 429                               "FileVersion=5.1.1.2\n"
 430                               "[FileBranchInfo]\n"
 431                               "RTMQFE=\"%RTMGFE_NAME%\",SP1RTM,"A4097"\n"
 432                               "[Strings]\n"
 433                               "RTMQFE_NAME = \"RTMQFE\"\n";
 434
 435 static const WCHAR getfield_res[][20] =
 436 {
 437     {'R','T','M','Q','F','E',0},
 438     {'%','R','T','M','G','F','E','_','N','A','M','E','%',0},
 439     {'S','P','1','R','T','M',0},
 440 };
 441
 442 static void test_pSetupGetField(void)
 443 {
 444     UINT err;
 445     BOOL ret;
 446     HINF hinf;
 447     LPCWSTR field;
 448     INFCONTEXT context;
 449     int i;
 450
 451     hinf = test_file_contents( contents, &err );
 452     ok( hinf != NULL, "Expected valid INF file\n" );
 453
 454     ret = SetupFindFirstLine( hinf, "FileBranchInfo", NULL, &context );
 455     ok( ret, "Failed to find first line\n" );
 456
 457     /* native Windows crashes if a NULL context is sent in */
 458
 459     for ( i = 0; i < 3; i++ )
 460     {
 461         field = pSetupGetField( &context, i );
 462         ok( field != NULL, "Failed to get field %i\n", i );
 463         ok( !lstrcmpW( getfield_res[i], field ), "Wrong string returned\n" );
 464
 465         ret = HeapFree( GetProcessHeap(), 0, (LPVOID)field );
 466         ok( !ret, "Expected HeapFree to fail\n" );
 467         ok( GetLastError() == ERROR_INVALID_PARAMETER,
 468             "Expected ERROR_INVALID_PARAMETER, got %u\n", GetLastError() );
 469     }
 470
 471     field = pSetupGetField( &context, 3 );
 472     ok( field != NULL, "Failed to get field 3\n" );
 473     ok( lstrlenW( field ) == 511, "Expected 511, got %d\n", lstrlenW( field ) );
 474
 475     field = pSetupGetField( &context, 4 );
 476     ok( field == NULL, "Expected NULL, got %p\n", field );
 477     ok( GetLastError() == ERROR_INVALID_PARAMETER,
 478         "Expected ERROR_INVALID_PARAMETER, got %u\n", GetLastError() );
 479
 480     SetupCloseInfFile( hinf );
 481 }
 482
 483 START_TEST(parser)
 484 {
 485     init_function_pointers();
 486     test_invalid_files();
 487     test_section_names();
 488     test_key_names();
 489     test_close_inf_file();
 490     test_pSetupGetField();
 491     DeleteFileA( tmpfilename );
 492 }