2 * Unit test suite for file functions
4 * Copyright 2002 Bill Currie
5 * Copyright 2005 Paul Rupe
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.
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.
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
22 #include "wine/test.h"
37 static void test_fdopen( void )
39 static const char buffer[] = {0,1,2,3,4,5,6,7,8,9};
44 fd = open ("fdopen.tst", O_WRONLY | O_CREAT | O_BINARY, _S_IREAD |_S_IWRITE);
45 write (fd, buffer, sizeof (buffer));
48 fd = open ("fdopen.tst", O_RDONLY | O_BINARY);
49 lseek (fd, 5, SEEK_SET);
50 file = fdopen (fd, "rb");
51 ok (fread (ibuf, 1, sizeof (buffer), file) == 5, "read wrong byte count\n");
52 ok (memcmp (ibuf, buffer + 5, 5) == 0, "read wrong bytes\n");
54 unlink ("fdopen.tst");
57 static void test_fileops( void )
59 static const char outbuffer[] = "0,1,2,3,4,5,6,7,8,9";
67 fd = open ("fdopen.tst", O_WRONLY | O_CREAT | O_BINARY, _S_IREAD |_S_IWRITE);
68 write (fd, outbuffer, sizeof (outbuffer));
71 fd = open ("fdopen.tst", O_RDONLY | O_BINARY);
72 file = fdopen (fd, "rb");
73 ok(strlen(outbuffer) == (sizeof(outbuffer)-1),"strlen/sizeof error\n");
74 ok(fgets(buffer,sizeof(buffer),file) !=0,"fgets failed unexpected\n");
75 ok(fgets(buffer,sizeof(buffer),file) ==0,"fgets didn't signal EOF\n");
76 ok(feof(file) !=0,"feof doesn't signal EOF\n");
78 ok(fgets(buffer,strlen(outbuffer),file) !=0,"fgets failed unexpected\n");
79 ok(lstrlenA(buffer) == lstrlenA(outbuffer) -1,"fgets didn't read right size\n");
80 ok(fgets(buffer,sizeof(outbuffer),file) !=0,"fgets failed unexpected\n");
81 ok(strlen(buffer) == 1,"fgets dropped chars\n");
82 ok(buffer[0] == outbuffer[strlen(outbuffer)-1],"fgets exchanged chars\n");
85 for (i = 0, c = EOF; i < sizeof(outbuffer); i++)
87 ok((c = fgetc(file)) == outbuffer[i], "fgetc returned wrong data\n");
89 ok((c = fgetc(file)) == EOF, "getc did not return EOF\n");
90 ok(feof(file), "feof did not return EOF\n");
91 ok(ungetc(c, file) == EOF, "ungetc(EOF) did not return EOF\n");
92 ok(feof(file), "feof after ungetc(EOF) did not return EOF\n");
93 ok((c = fgetc(file)) == EOF, "getc did not return EOF\n");
94 c = outbuffer[sizeof(outbuffer) - 1];
95 ok(ungetc(c, file) == c, "ungetc did not return its input\n");
96 ok(!feof(file), "feof after ungetc returned EOF\n");
97 ok((c = fgetc(file)) != EOF, "getc after ungetc returned EOF\n");
98 ok(c == outbuffer[sizeof(outbuffer) - 1],
99 "getc did not return ungetc'd data\n");
100 ok(!feof(file), "feof after getc returned EOF prematurely\n");
101 ok((c = fgetc(file)) == EOF, "getc did not return EOF\n");
102 ok(feof(file), "feof after getc did not return EOF\n");
105 ok(fgetpos(file,&pos) == 0, "fgetpos failed unexpected\n");
106 ok(pos == 0, "Unexpected result of fgetpos 0x%Lx\n", pos);
107 pos = (ULONGLONG)sizeof (outbuffer);
108 ok(fsetpos(file, &pos) == 0, "fsetpos failed unexpected\n");
109 ok(fgetpos(file,&pos) == 0, "fgetpos failed unexpected\n");
110 ok(pos == (ULONGLONG)sizeof (outbuffer), "Unexpected result of fgetpos 0x%Lx\n", pos);
113 fd = open ("fdopen.tst", O_RDONLY | O_TEXT);
114 file = fdopen (fd, "rt"); /* open in TEXT mode */
115 ok(fgetws(wbuffer,sizeof(wbuffer),file) !=0,"fgetws failed unexpected\n");
116 ok(fgetws(wbuffer,sizeof(wbuffer),file) ==0,"fgetws didn't signal EOF\n");
117 ok(feof(file) !=0,"feof doesn't signal EOF\n");
119 ok(fgetws(wbuffer,strlen(outbuffer),file) !=0,"fgetws failed unexpected\n");
120 ok(lstrlenW(wbuffer) == (lstrlenA(outbuffer) -1),"fgetws didn't read right size\n");
121 ok(fgetws(wbuffer,sizeof(outbuffer),file) !=0,"fgets failed unexpected\n");
122 ok(lstrlenW(wbuffer) == 1,"fgets dropped chars\n");
125 file = fopen("fdopen.tst", "rb");
126 ok( file != NULL, "fopen failed\n");
127 /* sizeof(buffer) > content of file */
128 ok(fread(buffer, sizeof(buffer), 1, file) == 0, "fread test failed\n");
129 /* feof should be set now */
130 ok(feof(file), "feof after fread failed\n");
133 unlink ("fdopen.tst");
136 #define IOMODE (ao?"ascii mode":"binary mode")
137 static void test_readmode( BOOL ascii_mode )
139 static const char outbuffer[] = "0,1,2,3,4,5,6,7,8,9\r\n\r\nA,B,C,D,E\r\nX,Y,Z";
140 static const char padbuffer[] = "ghjghjghjghj";
141 static const char nlbuffer[] = "\r\n";
142 char buffer[MSVCRT_BUFSIZ+256];
145 int i, j, fp, ao, *ip, pl;
148 fd = open ("fdopen.tst", O_WRONLY | O_CREAT | O_BINARY, _S_IREAD |_S_IWRITE);
149 /* an internal buffer of MSVCRT_BUFSIZ is maintained, so make a file big
150 * enough to test operations that cross the buffer boundary
152 j = (MSVCRT_BUFSIZ-4)/strlen(padbuffer);
154 write (fd, padbuffer, strlen(padbuffer));
155 j = (MSVCRT_BUFSIZ-4)%strlen(padbuffer);
157 write (fd, &padbuffer[i], 1);
158 write (fd, nlbuffer, strlen(nlbuffer));
159 write (fd, outbuffer, sizeof (outbuffer));
163 /* Open file in ascii mode */
164 fd = open ("fdopen.tst", O_RDONLY);
165 file = fdopen (fd, "r");
166 ao = -1; /* on offset to account for carriage returns */
169 fd = open ("fdopen.tst", O_RDONLY | O_BINARY);
170 file = fdopen (fd, "rb");
174 /* first is a test of fgets, ftell, fseek */
175 ok(ftell(file) == 0,"Did not start at beginning of file in %s\n", IOMODE);
176 ok(fgets(buffer,MSVCRT_BUFSIZ+256,file) !=0,"padding line fgets failed unexpected in %s\n", IOMODE);
178 pl = MSVCRT_BUFSIZ-2;
179 ok(l == pl,"padding line ftell got %ld should be %d in %s\n", l, pl, IOMODE);
180 ok(lstrlenA(buffer) == pl+ao,"padding line fgets got size %d should be %d in %s\n",
181 lstrlenA(buffer), pl+ao, IOMODE);
182 for (fp=0; fp<strlen(outbuffer); fp++)
183 if (outbuffer[fp] == '\n') break;
185 ok(fgets(buffer,256,file) !=0,"line 1 fgets failed unexpected in %s\n", IOMODE);
187 ok(l == pl+fp,"line 1 ftell got %ld should be %d in %s\n", l, pl+fp, IOMODE);
188 ok(lstrlenA(buffer) == fp+ao,"line 1 fgets got size %d should be %d in %s\n",
189 lstrlenA(buffer), fp+ao, IOMODE);
190 /* test a seek back across the buffer boundary */
192 ok(fseek(file,l,SEEK_SET)==0,"seek failure in %s\n", IOMODE);
194 ok(l == pl,"ftell after seek got %ld should be %d in %s\n", l, pl, IOMODE);
195 ok(fgets(buffer,256,file) !=0,"second read of line 1 fgets failed unexpected in %s\n", IOMODE);
197 ok(l == pl+fp,"second read of line 1 ftell got %ld should be %d in %s\n", l, pl+fp, IOMODE);
198 ok(lstrlenA(buffer) == fp+ao,"second read of line 1 fgets got size %d should be %d in %s\n",
199 lstrlenA(buffer), fp+ao, IOMODE);
200 ok(fgets(buffer,256,file) !=0,"line 2 fgets failed unexpected in %s\n", IOMODE);
203 ok(l == pl+fp,"line 2 ftell got %ld should be %d in %s\n", l, pl+fp, IOMODE);
204 ok(lstrlenA(buffer) == 2+ao,"line 2 fgets got size %d should be %d in %s\n",
205 lstrlenA(buffer), 2+ao, IOMODE);
207 /* test fread across buffer boundary */
209 ok(ftell(file) == 0,"Did not start at beginning of file in %s\n", IOMODE);
210 ok(fgets(buffer,MSVCRT_BUFSIZ-6,file) !=0,"padding line fgets failed unexpected in %s\n", IOMODE);
212 i=fread(buffer,1,256,file);
213 ok(i==j+6+ao*4,"fread failed, expected %d got %d in %s\n", j+6+ao*4, i, IOMODE);
215 ok(l == pl+j+1,"ftell after fread got %ld should be %d in %s\n", l, pl+j+1, IOMODE);
216 /* fread should return the requested number of bytes if available */
218 ok(ftell(file) == 0,"Did not start at beginning of file in %s\n", IOMODE);
219 ok(fgets(buffer,MSVCRT_BUFSIZ-6,file) !=0,"padding line fgets failed unexpected in %s\n", IOMODE);
221 i=fread(buffer,1,j,file);
222 ok(i==j,"fread failed, expected %d got %d in %s\n", j, i, IOMODE);
224 /* test some additional functions */
226 ok(ftell(file) == 0,"Did not start at beginning of file in %s\n", IOMODE);
227 ok(fgets(buffer,MSVCRT_BUFSIZ+256,file) !=0,"padding line fgets failed unexpected in %s\n", IOMODE);
229 ip = (int *)outbuffer;
230 ok(i == *ip,"_getw failed, expected %08x got %08x in %s\n", *ip, i, IOMODE);
231 for (fp=0; fp<strlen(outbuffer); fp++)
232 if (outbuffer[fp] == '\n') break;
234 /* this will cause the next _getw to cross carriage return characters */
235 ok(fgets(buffer,fp-6,file) !=0,"line 1 fgets failed unexpected in %s\n", IOMODE);
236 for (i=0, j=0; i<6; i++) {
237 if (ao==0 || outbuffer[fp-3+i] != '\r')
238 buffer[j++] = outbuffer[fp-3+i];
242 ok(i == *ip,"_getw failed, expected %08x got %08x in %s\n", *ip, i, IOMODE);
245 unlink ("fdopen.tst");
249 static WCHAR* AtoW( char* p )
252 DWORD len = MultiByteToWideChar( CP_ACP, 0, p, -1, NULL, 0 );
253 buffer = malloc( len * sizeof(WCHAR) );
254 MultiByteToWideChar( CP_ACP, 0, p, -1, buffer, len );
258 static void test_fgetwc( void )
264 static const char mytext[]= "This is test_fgetwc\r\n";
265 WCHAR wtextW[MSVCRT_BUFSIZ+LLEN+1];
266 WCHAR *mytextW = NULL, *aptr, *wptr;
267 BOOL diff_found = FALSE;
271 tempf=_tempnam(".","wne");
272 tempfh = fopen(tempf,"wb");
274 /* pad to almost the length of the internal buffer */
275 for (i=0; i<MSVCRT_BUFSIZ-4; i++)
281 fputs(mytext,tempfh);
283 /* in text mode, getws/c expects multibyte characters */
284 /*currently Wine only supports plain ascii, and that is all that is tested here */
285 tempfh = fopen(tempf,"rt"); /* open in TEXT mode */
286 fgetws(wtextW,LLEN,tempfh);
288 ok(l==MSVCRT_BUFSIZ-2, "ftell expected %d got %ld\n", MSVCRT_BUFSIZ-2, l);
289 fgetws(wtextW,LLEN,tempfh);
291 ok(l==MSVCRT_BUFSIZ-2+strlen(mytext), "ftell expected %d got %ld\n",
292 MSVCRT_BUFSIZ-2+strlen(mytext), l);
293 mytextW = AtoW ((char*)mytext);
296 for (i=0; i<strlen(mytext)-2; i++, aptr++, wptr++)
298 diff_found |= (*aptr != *wptr);
300 ok(!(diff_found), "fgetwc difference found in TEXT mode\n");
301 ok(*wptr == '\n', "Carriage return was not skipped\n");
305 tempfh = fopen(tempf,"wb");
307 /* pad to almost the length of the internal buffer. Use an odd number of bytes
308 to test that we can read wchars that are split across the internal buffer
310 for (i=0; i<MSVCRT_BUFSIZ-3-strlen(mytext)*sizeof(WCHAR); i++)
316 fputws(wtextW,tempfh);
317 fputws(wtextW,tempfh);
319 /* in binary mode, getws/c expects wide characters */
320 tempfh = fopen(tempf,"rb"); /* open in BINARY mode */
321 j=(MSVCRT_BUFSIZ-2)/sizeof(WCHAR)-strlen(mytext);
322 fgetws(wtextW,j,tempfh);
324 j=(j-1)*sizeof(WCHAR);
325 ok(l==j, "ftell expected %d got %ld\n", j, l);
327 ok(i=='a', "fgetc expected %d got %d\n", 0x61, i);
330 ok(l==j, "ftell expected %d got %ld\n", j, l);
331 fgetws(wtextW,3,tempfh);
332 ok(wtextW[0]=='\r',"expected carriage return got %04hx\n", wtextW[0]);
333 ok(wtextW[1]=='\n',"expected newline got %04hx\n", wtextW[1]);
336 ok(l==j, "ftell expected %d got %ld\n", j, l);
337 for(i=0; i<strlen(mytext); i++)
339 /* the first time we get the string, it should be entirely within the local buffer */
340 fgetws(wtextW,LLEN,tempfh);
342 j += (strlen(mytext)-1)*sizeof(WCHAR);
343 ok(l==j, "ftell expected %d got %ld\n", j, l);
347 for (i=0; i<strlen(mytext)-2; i++, aptr++, wptr++)
349 ok(*aptr == *wptr, "Char %d expected %04hx got %04hx\n", i, *aptr, *wptr);
350 diff_found |= (*aptr != *wptr);
352 ok(!(diff_found), "fgetwc difference found in BINARY mode\n");
353 ok(*wptr == '\n', "Should get newline\n");
354 for(i=0; i<strlen(mytext); i++)
356 /* the second time we get the string, it should cross the local buffer boundary.
357 One of the wchars should be split across the boundary */
358 fgetws(wtextW,LLEN,tempfh);
362 for (i=0; i<strlen(mytext)-2; i++, aptr++, wptr++)
364 ok(*aptr == *wptr, "Char %d expected %04hx got %04hx\n", i, *aptr, *wptr);
365 diff_found |= (*aptr != *wptr);
367 ok(!(diff_found), "fgetwc difference found in BINARY mode\n");
368 ok(*wptr == '\n', "Should get newline\n");
370 if(mytextW) free (mytextW);
375 static void test_file_put_get( void )
379 static const char mytext[]= "This is a test_file_put_get\n";
380 static const char dostext[]= "This is a test_file_put_get\r\n";
382 WCHAR wtextW[LLEN+1];
383 WCHAR *mytextW = NULL, *aptr, *wptr;
384 BOOL diff_found = FALSE;
387 tempf=_tempnam(".","wne");
388 tempfh = fopen(tempf,"wt"); /* open in TEXT mode */
389 fputs(mytext,tempfh);
391 tempfh = fopen(tempf,"rb"); /* open in TEXT mode */
392 fgets(btext,LLEN,tempfh);
393 ok( strlen(mytext) + 1 == strlen(btext),"TEXT/BINARY mode not handled for write\n");
394 ok( btext[strlen(mytext)-1] == '\r', "CR not written\n");
396 tempfh = fopen(tempf,"wb"); /* open in BINARY mode */
397 fputs(dostext,tempfh);
399 tempfh = fopen(tempf,"rt"); /* open in TEXT mode */
400 fgets(btext,LLEN,tempfh);
401 ok(strcmp(btext, mytext) == 0,"_O_TEXT read doesn't strip CR\n");
403 tempfh = fopen(tempf,"rb"); /* open in TEXT mode */
404 fgets(btext,LLEN,tempfh);
405 ok(strcmp(btext, dostext) == 0,"_O_BINARY read doesn't preserve CR\n");
408 tempfh = fopen(tempf,"rt"); /* open in TEXT mode */
409 fgetws(wtextW,LLEN,tempfh);
410 mytextW = AtoW ((char*)mytext);
414 for (i=0; i<strlen(mytext); i++, aptr++, wptr++)
416 diff_found |= (*aptr != *wptr);
418 ok(!(diff_found), "fgetwc doesn't strip CR in TEXT mode\n");
419 if(mytextW) free (mytextW);
424 static void test_file_write_read( void )
428 static const char mytext[]= "This is test_file_write_read\nsecond line\n";
429 static const char dostext[]= "This is test_file_write_read\r\nsecond line\r\n";
433 tempf=_tempnam(".","wne");
434 tempfd = _open(tempf,_O_CREAT|_O_TRUNC|_O_BINARY|_O_RDWR,
435 _S_IREAD | _S_IWRITE);
437 "Can't open '%s': %d\n", tempf, errno); /* open in BINARY mode */
438 ok(_write(tempfd,dostext,strlen(dostext)) == lstrlenA(dostext),
439 "_write _O_BINARY bad return value\n");
441 i = lstrlenA(mytext);
442 tempfd = _open(tempf,_O_RDONLY|_O_BINARY,0); /* open in BINARY mode */
443 ok(_read(tempfd,btext,i) == i,
444 "_read _O_BINARY got bad length\n");
445 ok( memcmp(dostext,btext,i) == 0,
446 "problems with _O_BINARY _write / _read\n");
448 tempfd = _open(tempf,_O_RDONLY|_O_TEXT); /* open in TEXT mode */
449 ok(_read(tempfd,btext,i) == i-1,
450 "_read _O_TEXT got bad length\n");
451 ok( memcmp(mytext,btext,i-1) == 0,
452 "problems with _O_BINARY _write / _O_TEXT _read\n");
454 tempfd = _open(tempf,_O_CREAT|_O_TRUNC|_O_TEXT|_O_RDWR,
455 _S_IREAD | _S_IWRITE);
457 "Can't open '%s': %d\n", tempf, errno); /* open in TEXT mode */
458 ok(_write(tempfd,mytext,strlen(mytext)) == lstrlenA(mytext),
459 "_write _O_TEXT bad return value\n");
461 tempfd = _open(tempf,_O_RDONLY|_O_BINARY,0); /* open in BINARY mode */
462 ok(_read(tempfd,btext,LLEN) == lstrlenA(dostext),
463 "_read _O_BINARY got bad length\n");
464 ok( memcmp(dostext,btext,strlen(dostext)) == 0,
465 "problems with _O_TEXT _write / _O_BINARY _read\n");
466 ok( btext[strlen(dostext)-2] == '\r', "CR not written or read\n");
468 tempfd = _open(tempf,_O_RDONLY|_O_TEXT); /* open in TEXT mode */
469 ok(_read(tempfd,btext,LLEN) == lstrlenA(mytext),
470 "_read _O_TEXT got bad length\n");
471 ok( memcmp(mytext,btext,strlen(mytext)) == 0,
472 "problems with _O_TEXT _write / _read\n");
475 memset(btext, 0, LLEN);
476 tempfd = _open(tempf,_O_APPEND|_O_RDWR); /* open for APPEND in default mode */
477 ok(tell(tempfd) == 0, "bad position %lu expecting 0\n", tell(tempfd));
478 ok(_read(tempfd,btext,LLEN) == lstrlenA(mytext), "_read _O_APPEND got bad length\n");
479 ok( memcmp(mytext,btext,strlen(mytext)) == 0, "problems with _O_APPEND _read\n");
482 /* Test reading only \n or \r */
483 tempfd = _open(tempf,_O_RDONLY|_O_TEXT); /* open in TEXT mode */
484 _lseek(tempfd, -1, FILE_END);
485 ret = _read(tempfd,btext,LLEN);
486 ok(ret == 1, "_read expected 1 got bad length: %d\n", ret);
487 _lseek(tempfd, -2, FILE_END);
488 ret = _read(tempfd,btext,LLEN);
489 ok(ret == 1 && *btext == '\n', "_read expected '\\n' got bad length: %d\n", ret);
490 _lseek(tempfd, -3, FILE_END);
491 ret = _read(tempfd,btext,2);
492 ok(ret == 1 && *btext == 'e', "_read expected 'e' got \"%.*s\" bad length: %d\n", ret, btext, ret);
493 ok(tell(tempfd) == 42, "bad position %lu expecting 42\n", tell(tempfd));
497 ok( ret == 0 ,"Can't unlink '%s': %d\n", tempf, errno);
499 tempf=_tempnam(".","wne");
500 tempfd = _open(tempf,_O_CREAT|_O_TRUNC|_O_BINARY|_O_RDWR,0);
502 "Can't open '%s': %d\n", tempf, errno); /* open in BINARY mode */
503 ok(_write(tempfd,dostext,strlen(dostext)) == lstrlenA(dostext),
504 "_write _O_BINARY bad return value\n");
506 tempfd = _open(tempf,_O_RDONLY|_O_BINARY,0); /* open in BINARY mode */
507 ok(_read(tempfd,btext,LLEN) == lstrlenA(dostext),
508 "_read _O_BINARY got bad length\n");
509 ok( memcmp(dostext,btext,strlen(dostext)) == 0,
510 "problems with _O_BINARY _write / _read\n");
511 ok( btext[strlen(dostext)-2] == '\r', "CR not written or read\n");
513 tempfd = _open(tempf,_O_RDONLY|_O_TEXT); /* open in TEXT mode */
514 ok(_read(tempfd,btext,LLEN) == lstrlenA(mytext),
515 "_read _O_TEXT got bad length\n");
516 ok( memcmp(mytext,btext,strlen(mytext)) == 0,
517 "problems with _O_BINARY _write / _O_TEXT _read\n");
520 ret =_chmod (tempf, _S_IREAD | _S_IWRITE);
522 "Can't chmod '%s' to read-write: %d\n", tempf, errno);
524 ok( ret == 0 ,"Can't unlink '%s': %d\n", tempf, errno);
527 static void test_file_inherit_child(const char* fd_s)
533 ret =write(fd, "Success", 8);
534 ok( ret == 8, "Couldn't write in child process on %d (%s)\n", fd, strerror(errno));
535 lseek(fd, 0, SEEK_SET);
536 ok(read(fd, buffer, sizeof (buffer)) == 8, "Couldn't read back the data\n");
537 ok(memcmp(buffer, "Success", 8) == 0, "Couldn't read back the data\n");
540 static void test_file_inherit_child_no(const char* fd_s)
545 ret = write(fd, "Success", 8);
546 ok( ret == -1 && errno == EBADF,
547 "Wrong write result in child process on %d (%s)\n", fd, strerror(errno));
550 static void test_file_inherit( const char* selfname )
553 const char* arg_v[5];
556 fd = open ("fdopen.tst", O_CREAT | O_RDWR | O_BINARY, _S_IREAD |_S_IWRITE);
557 ok(fd != -1, "Couldn't create test file\n");
559 arg_v[1] = "tests/file.c";
560 arg_v[2] = buffer; sprintf(buffer, "%d", fd);
562 _spawnvp(_P_WAIT, selfname, arg_v);
563 ok(tell(fd) == 8, "bad position %lu expecting 8\n", tell(fd));
564 lseek(fd, 0, SEEK_SET);
565 ok(read(fd, buffer, sizeof (buffer)) == 8 && memcmp(buffer, "Success", 8) == 0, "Couldn't read back the data\n");
567 ok(unlink("fdopen.tst") == 0, "Couldn't unlink\n");
569 fd = open ("fdopen.tst", O_CREAT | O_RDWR | O_BINARY | O_NOINHERIT, _S_IREAD |_S_IWRITE);
570 ok(fd != -1, "Couldn't create test file\n");
572 arg_v[1] = "tests/file.c";
573 arg_v[2] = buffer; sprintf(buffer, "%d", fd);
576 _spawnvp(_P_WAIT, selfname, arg_v);
577 ok(tell(fd) == 0, "bad position %lu expecting 0\n", tell(fd));
578 ok(read(fd, buffer, sizeof (buffer)) == 0, "Found unexpected data (%s)\n", buffer);
580 ok(unlink("fdopen.tst") == 0, "Couldn't unlink\n");
583 static void test_tmpnam( void )
585 char name[MAX_PATH] = "abc";
589 ok(res != NULL, "tmpnam returned NULL\n");
590 ok(res[0] == '\\', "first character is not a backslash\n");
591 ok(strchr(res+1, '\\') == 0, "file not in the root directory\n");
592 ok(res[strlen(res)-1] == '.', "first call - last character is not a dot\n");
595 ok(res != NULL, "tmpnam returned NULL\n");
596 ok(res == name, "supplied buffer was not used\n");
597 ok(res[0] == '\\', "first character is not a backslash\n");
598 ok(strchr(res+1, '\\') == 0, "file not in the root directory\n");
599 ok(res[strlen(res)-1] != '.', "second call - last character is a dot\n");
602 static void test_chsize( void )
605 long cur, pos, count;
606 char temptext[] = "012345678";
607 char *tempfile = _tempnam( ".", "tst" );
609 ok( tempfile != NULL, "Couldn't create test file: %s\n", tempfile );
611 fd = _open( tempfile, _O_CREAT|_O_TRUNC|_O_RDWR, _S_IREAD|_S_IWRITE );
612 ok( fd > 0, "Couldn't open test file\n" );
614 count = _write( fd, temptext, sizeof(temptext) );
615 ok( count > 0, "Couldn't write to test file\n" );
617 /* get current file pointer */
618 cur = _lseek( fd, 0, SEEK_CUR );
620 /* make the file smaller */
621 ok( _chsize( fd, sizeof(temptext) / 2 ) == 0, "_chsize() failed\n" );
623 pos = _lseek( fd, 0, SEEK_CUR );
624 ok( cur == pos, "File pointer changed from: %ld to: %ld\n", cur, pos );
625 ok( _filelength( fd ) == sizeof(temptext) / 2, "Wrong file size\n" );
627 /* enlarge the file */
628 ok( _chsize( fd, sizeof(temptext) * 2 ) == 0, "_chsize() failed\n" );
630 pos = _lseek( fd, 0, SEEK_CUR );
631 ok( cur == pos, "File pointer changed from: %ld to: %ld\n", cur, pos );
632 ok( _filelength( fd ) == sizeof(temptext) * 2, "Wrong file size\n" );
638 static void test_fopen_fclose_fcloseall( void )
640 char fname1[] = "empty1";
641 char fname2[] = "empty2";
642 char fname3[] = "empty3";
643 FILE *stream1, *stream2, *stream3, *stream4;
646 /* testing fopen() */
647 stream1 = fopen(fname1, "w+");
648 ok(stream1 != NULL, "The file '%s' was not opened\n", fname1);
649 stream2 = fopen(fname2, "w ");
650 ok(stream2 != NULL, "The file '%s' was not opened\n", fname2 );
652 stream3 = fopen(fname3, "r");
653 ok(stream3 == NULL, "The file '%s' shouldn't exist before\n", fname3 );
654 stream3 = fopen(fname3, "w+");
655 ok(stream3 != NULL, "The file '%s' should be opened now\n", fname3 );
657 stream4 = fopen("", "w+");
658 ok(stream4 == NULL && errno == ENOENT,
659 "filename is empty, errno = %d (expected 2)\n", errno);
661 stream4 = fopen(NULL, "w+");
662 ok(stream4 == NULL && (errno == EINVAL || errno == ENOENT),
663 "filename is NULL, errno = %d (expected 2 or 22)\n", errno);
665 /* testing fclose() */
666 ret = fclose(stream2);
667 ok(ret == 0, "The file '%s' was not closed\n", fname2);
668 ret = fclose(stream3);
669 ok(ret == 0, "The file '%s' was not closed\n", fname3);
670 ret = fclose(stream2);
671 ok(ret == EOF, "Closing file '%s' returned %d\n", fname2, ret);
672 ret = fclose(stream3);
673 ok(ret == EOF, "Closing file '%s' returned %d\n", fname3, ret);
675 /* testing fcloseall() */
676 numclosed = _fcloseall();
677 /* fname1 should be closed here */
678 ok(numclosed == 1, "Number of files closed by fcloseall(): %u\n", numclosed);
679 numclosed = _fcloseall();
680 ok(numclosed == 0, "Number of files closed by fcloseall(): %u\n", numclosed);
682 ok(_unlink(fname1) == 0, "Couldn't unlink file named '%s'\n", fname1);
683 ok(_unlink(fname2) == 0, "Couldn't unlink file named '%s'\n", fname2);
684 ok(_unlink(fname3) == 0, "Couldn't unlink file named '%s'\n", fname3);
687 static void test_get_osfhandle(void)
690 char fname[] = "t_get_osfhanle";
694 fd = _sopen(fname, _O_CREAT|_O_RDWR, _SH_DENYRW, _S_IREAD | _S_IWRITE);
695 handle = (HANDLE)_get_osfhandle(fd);
696 WriteFile(handle, "bar", 3, &bytes_written, NULL);
698 fd = _open(fname, _O_RDONLY, 0);
699 ok(fd != -1, "Coudn't open '%s' after _get_osfhanle()\n", fname);
710 arg_c = winetest_get_mainargs( &arg_v );
712 /* testing low-level I/O */
715 if (arg_c == 3) test_file_inherit_child(arg_v[2]);
716 else test_file_inherit_child_no(arg_v[2]);
719 test_file_inherit(arg_v[0]);
720 test_file_write_read();
723 /* testing stream I/O */
725 test_fopen_fclose_fcloseall();
727 test_readmode(FALSE); /* binary mode */
728 test_readmode(TRUE); /* ascii mode */
732 test_get_osfhandle();