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Sweden-Number/dlls/msvcrt/tests/file.c

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/*
* Unit test suite for file functions
*
* Copyright 2002 Bill Currie
* Copyright 2005 Paul Rupe
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "wine/test.h"
#include <stdarg.h>
#include <stdlib.h>
#include <stdio.h>
#include <fcntl.h>
#include <share.h>
#include <sys/stat.h>
#include <io.h>
#include <direct.h>
#include <windef.h>
#include <winbase.h>
#include <winnls.h>
#include <process.h>
#include <errno.h>
static HANDLE proc_handles[2];
static void test_filbuf( void )
{
FILE *fp;
int c;
fpos_t pos;
fp = fopen("filbuf.tst", "wb");
fwrite("\n\n\n\n", 1, 4, fp);
fclose(fp);
fp = fopen("filbuf.tst", "rt");
c = _filbuf(fp);
ok(c == '\n', "read wrong byte\n");
/* See bug 16970 for why we care about _filbuf.
* ftell returns screwy values on files with lots
* of bare LFs in ascii mode because it assumes
* that ascii files contain only CRLFs, removes
* the CR's early in _filbuf, and adjusts the return
* value of ftell to compensate.
* native _filbuf will read the whole file, then consume and return
* the first one. That leaves fp->_fd at offset 4, and fp->_ptr
* pointing to a buffer of three bare LFs, so
* ftell will return 4 - 3 - 3 = -2.
*/
ok(ftell(fp) == -2, "ascii crlf removal does not match native\n");
ok(fgetpos(fp, &pos) == 0, "fgetpos fail\n");
ok(pos == -2, "ftell does not match fgetpos\n");
fclose(fp);
unlink("filbuf.tst");
}
static void test_fdopen( void )
{
static const char buffer[] = {0,1,2,3,4,5,6,7,8,9};
char ibuf[10];
int fd;
FILE *file;
fd = open ("fdopen.tst", O_WRONLY | O_CREAT | O_BINARY, _S_IREAD |_S_IWRITE);
write (fd, buffer, sizeof (buffer));
close (fd);
fd = open ("fdopen.tst", O_RDONLY | O_BINARY);
lseek (fd, 5, SEEK_SET);
file = fdopen (fd, "rb");
ok (fread (ibuf, 1, sizeof (buffer), file) == 5, "read wrong byte count\n");
ok (memcmp (ibuf, buffer + 5, 5) == 0, "read wrong bytes\n");
fclose (file);
unlink ("fdopen.tst");
}
static void test_fileops( void )
{
static const char outbuffer[] = "0,1,2,3,4,5,6,7,8,9";
char buffer[256];
WCHAR wbuffer[256];
int fd;
FILE *file;
fpos_t pos;
int i, c;
fd = open ("fdopen.tst", O_WRONLY | O_CREAT | O_BINARY, _S_IREAD |_S_IWRITE);
write (fd, outbuffer, sizeof (outbuffer));
close (fd);
fd = open ("fdopen.tst", O_RDONLY | O_BINARY);
file = fdopen (fd, "rb");
ok(strlen(outbuffer) == (sizeof(outbuffer)-1),"strlen/sizeof error\n");
ok(fgets(buffer,sizeof(buffer),file) !=0,"fgets failed unexpected\n");
ok(fgets(buffer,sizeof(buffer),file) ==0,"fgets didn't signal EOF\n");
ok(feof(file) !=0,"feof doesn't signal EOF\n");
rewind(file);
ok(fgets(buffer,strlen(outbuffer),file) !=0,"fgets failed unexpected\n");
ok(lstrlenA(buffer) == lstrlenA(outbuffer) -1,"fgets didn't read right size\n");
ok(fgets(buffer,sizeof(outbuffer),file) !=0,"fgets failed unexpected\n");
ok(strlen(buffer) == 1,"fgets dropped chars\n");
ok(buffer[0] == outbuffer[strlen(outbuffer)-1],"fgets exchanged chars\n");
rewind(file);
for (i = 0, c = EOF; i < sizeof(outbuffer); i++)
{
ok((c = fgetc(file)) == outbuffer[i], "fgetc returned wrong data\n");
}
ok((c = fgetc(file)) == EOF, "getc did not return EOF\n");
ok(feof(file), "feof did not return EOF\n");
ok(ungetc(c, file) == EOF, "ungetc(EOF) did not return EOF\n");
ok(feof(file), "feof after ungetc(EOF) did not return EOF\n");
ok((c = fgetc(file)) == EOF, "getc did not return EOF\n");
c = outbuffer[sizeof(outbuffer) - 1];
ok(ungetc(c, file) == c, "ungetc did not return its input\n");
ok(!feof(file), "feof after ungetc returned EOF\n");
ok((c = fgetc(file)) != EOF, "getc after ungetc returned EOF\n");
ok(c == outbuffer[sizeof(outbuffer) - 1],
"getc did not return ungetc'd data\n");
ok(!feof(file), "feof after getc returned EOF prematurely\n");
ok((c = fgetc(file)) == EOF, "getc did not return EOF\n");
ok(feof(file), "feof after getc did not return EOF\n");
rewind(file);
ok(fgetpos(file,&pos) == 0, "fgetpos failed unexpected\n");
ok(pos == 0, "Unexpected result of fgetpos %x%08x\n", (DWORD)(pos >> 32), (DWORD)pos);
pos = sizeof (outbuffer);
ok(fsetpos(file, &pos) == 0, "fsetpos failed unexpected\n");
ok(fgetpos(file,&pos) == 0, "fgetpos failed unexpected\n");
ok(pos == sizeof (outbuffer), "Unexpected result of fgetpos %x%08x\n", (DWORD)(pos >> 32), (DWORD)pos);
fclose (file);
fd = open ("fdopen.tst", O_RDONLY | O_TEXT);
file = fdopen (fd, "rt"); /* open in TEXT mode */
ok(fgetws(wbuffer,sizeof(wbuffer)/sizeof(wbuffer[0]),file) !=0,"fgetws failed unexpected\n");
ok(fgetws(wbuffer,sizeof(wbuffer)/sizeof(wbuffer[0]),file) ==0,"fgetws didn't signal EOF\n");
ok(feof(file) !=0,"feof doesn't signal EOF\n");
rewind(file);
ok(fgetws(wbuffer,strlen(outbuffer),file) !=0,"fgetws failed unexpected\n");
ok(lstrlenW(wbuffer) == (lstrlenA(outbuffer) -1),"fgetws didn't read right size\n");
ok(fgetws(wbuffer,sizeof(outbuffer)/sizeof(outbuffer[0]),file) !=0,"fgets failed unexpected\n");
ok(lstrlenW(wbuffer) == 1,"fgets dropped chars\n");
fclose (file);
file = fopen("fdopen.tst", "rb");
ok( file != NULL, "fopen failed\n");
/* sizeof(buffer) > content of file */
ok(fread(buffer, sizeof(buffer), 1, file) == 0, "fread test failed\n");
/* feof should be set now */
ok(feof(file), "feof after fread failed\n");
fclose (file);
unlink ("fdopen.tst");
}
#define IOMODE (ao?"ascii mode":"binary mode")
static void test_readmode( BOOL ascii_mode )
{
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";
static const char padbuffer[] = "ghjghjghjghj";
static const char nlbuffer[] = "\r\n";
char buffer[2*BUFSIZ+256];
const char *optr;
int fd;
FILE *file;
const int *ip;
int i, j, m, ao, pl;
unsigned int fp;
LONG l;
fd = open ("fdopen.tst", O_WRONLY | O_CREAT | O_BINARY, _S_IREAD |_S_IWRITE);
/* an internal buffer of BUFSIZ is maintained, so make a file big
* enough to test operations that cross the buffer boundary
*/
j = (2*BUFSIZ-4)/strlen(padbuffer);
for (i=0; i<j; i++)
write (fd, padbuffer, strlen(padbuffer));
j = (2*BUFSIZ-4)%strlen(padbuffer);
for (i=0; i<j; i++)
write (fd, &padbuffer[i], 1);
write (fd, nlbuffer, strlen(nlbuffer));
write (fd, outbuffer, sizeof (outbuffer));
close (fd);
if (ascii_mode) {
/* Open file in ascii mode */
fd = open ("fdopen.tst", O_RDONLY);
file = fdopen (fd, "r");
ao = -1; /* on offset to account for carriage returns */
}
else {
fd = open ("fdopen.tst", O_RDONLY | O_BINARY);
file = fdopen (fd, "rb");
ao = 0;
}
/* first is a test of fgets, ftell, fseek */
ok(ftell(file) == 0,"Did not start at beginning of file in %s\n", IOMODE);
ok(fgets(buffer,2*BUFSIZ+256,file) !=0,"padding line fgets failed unexpected in %s\n", IOMODE);
l = ftell(file);
pl = 2*BUFSIZ-2;
ok(l == pl,"padding line ftell got %d should be %d in %s\n", l, pl, IOMODE);
ok(lstrlenA(buffer) == pl+ao,"padding line fgets got size %d should be %d in %s\n",
lstrlenA(buffer), pl+ao, IOMODE);
for (fp=0; fp<strlen(outbuffer); fp++)
if (outbuffer[fp] == '\n') break;
fp++;
ok(fgets(buffer,256,file) !=0,"line 1 fgets failed unexpected in %s\n", IOMODE);
l = ftell(file);
ok(l == pl+fp,"line 1 ftell got %d should be %d in %s\n", l, pl+fp, IOMODE);
ok(lstrlenA(buffer) == fp+ao,"line 1 fgets got size %d should be %d in %s\n",
lstrlenA(buffer), fp+ao, IOMODE);
/* test a seek back across the buffer boundary */
l = pl;
ok(fseek(file,l,SEEK_SET)==0,"seek failure in %s\n", IOMODE);
l = ftell(file);
ok(l == pl,"ftell after seek got %d should be %d in %s\n", l, pl, IOMODE);
ok(fgets(buffer,256,file) !=0,"second read of line 1 fgets failed unexpected in %s\n", IOMODE);
l = ftell(file);
ok(l == pl+fp,"second read of line 1 ftell got %d should be %d in %s\n", l, pl+fp, IOMODE);
ok(lstrlenA(buffer) == fp+ao,"second read of line 1 fgets got size %d should be %d in %s\n",
lstrlenA(buffer), fp+ao, IOMODE);
ok(fgets(buffer,256,file) !=0,"line 2 fgets failed unexpected in %s\n", IOMODE);
fp += 2;
l = ftell(file);
ok(l == pl+fp,"line 2 ftell got %d should be %d in %s\n", l, pl+fp, IOMODE);
ok(lstrlenA(buffer) == 2+ao,"line 2 fgets got size %d should be %d in %s\n",
lstrlenA(buffer), 2+ao, IOMODE);
/* test fread across buffer boundary */
rewind(file);
ok(ftell(file) == 0,"Did not start at beginning of file in %s\n", IOMODE);
ok(fgets(buffer,BUFSIZ-6,file) !=0,"padding line fgets failed unexpected in %s\n", IOMODE);
j=strlen(outbuffer);
i=fread(buffer,1,BUFSIZ+strlen(outbuffer),file);
ok(i==BUFSIZ+j,"fread failed, expected %d got %d in %s\n", BUFSIZ+j, i, IOMODE);
l = ftell(file);
ok(l == pl+j-(ao*4)-5,"ftell after fread got %d should be %d in %s\n", l, pl+j-(ao*4)-5, IOMODE);
for (m=0; m<3; m++)
ok(buffer[m]==padbuffer[m+(BUFSIZ-4)%strlen(padbuffer)],"expected %c got %c\n", padbuffer[m], buffer[m]);
m+=BUFSIZ+2+ao;
optr = outbuffer;
for (; m<i; m++) {
ok(buffer[m]==*optr,"char %d expected %c got %c in %s\n", m, *optr, buffer[m], IOMODE);
optr++;
if (ao && (*optr == '\r'))
optr++;
}
/* fread should return the requested number of bytes if available */
rewind(file);
ok(ftell(file) == 0,"Did not start at beginning of file in %s\n", IOMODE);
ok(fgets(buffer,BUFSIZ-6,file) !=0,"padding line fgets failed unexpected in %s\n", IOMODE);
j = fp+10;
i=fread(buffer,1,j,file);
ok(i==j,"fread failed, expected %d got %d in %s\n", j, i, IOMODE);
/* test fread eof */
ok(fseek(file,0,SEEK_END)==0,"seek failure in %s\n", IOMODE);
ok(feof(file)==0,"feof failure in %s\n", IOMODE);
ok(fread(buffer,1,1,file)==0,"fread failure in %s\n", IOMODE);
ok(feof(file)!=0,"feof failure in %s\n", IOMODE);
ok(fseek(file,-3,SEEK_CUR)==0,"seek failure in %s\n", IOMODE);
ok(feof(file)==0,"feof failure in %s\n", IOMODE);
ok(fread(buffer,2,1,file)==1,"fread failed in %s\n", IOMODE);
ok(feof(file)==0,"feof failure in %s\n", IOMODE);
ok(fread(buffer,2,1,file)==0,"fread failure in %s\n",IOMODE);
ok(feof(file)!=0,"feof failure in %s\n", IOMODE);
/* test some additional functions */
rewind(file);
ok(ftell(file) == 0,"Did not start at beginning of file in %s\n", IOMODE);
ok(fgets(buffer,2*BUFSIZ+256,file) !=0,"padding line fgets failed unexpected in %s\n", IOMODE);
i = _getw(file);
ip = (const int *)outbuffer;
ok(i == *ip,"_getw failed, expected %08x got %08x in %s\n", *ip, i, IOMODE);
for (fp=0; fp<strlen(outbuffer); fp++)
if (outbuffer[fp] == '\n') break;
fp++;
/* this will cause the next _getw to cross carriage return characters */
ok(fgets(buffer,fp-6,file) !=0,"line 1 fgets failed unexpected in %s\n", IOMODE);
for (i=0, j=0; i<6; i++) {
if (ao==0 || outbuffer[fp-3+i] != '\r')
buffer[j++] = outbuffer[fp-3+i];
}
i = _getw(file);
ip = (int *)buffer;
ok(i == *ip,"_getw failed, expected %08x got %08x in %s\n", *ip, i, IOMODE);
fclose (file);
unlink ("fdopen.tst");
}
static void test_asciimode(void)
{
FILE *fp;
char buf[64];
int c, i, j;
/* Simple test of CR CR LF handling. Test both fgets and fread code paths, they're different! */
fp = fopen("ascii.tst", "wb");
fputs("\r\r\n", fp);
fclose(fp);
fp = fopen("ascii.tst", "rt");
ok(fgets(buf, sizeof(buf), fp) != NULL, "fgets\n");
ok(0 == strcmp(buf, "\r\n"), "CR CR LF not read as CR LF\n");
rewind(fp);
ok((fread(buf, 1, sizeof(buf), fp) == 2) && (0 == strcmp(buf, "\r\n")), "CR CR LF not read as CR LF\n");
fclose(fp);
unlink("ascii.tst");
/* Simple test of foo ^Z [more than one block] bar handling */
fp = fopen("ascii.tst", "wb");
fputs("foo\032", fp); /* foo, logical EOF, ... */
fseek(fp, 65536L, SEEK_SET); /* ... more than MSVCRT_BUFSIZ, ... */
fputs("bar", fp); /* ... bar */
fclose(fp);
fp = fopen("ascii.tst", "rt");
ok(fgets(buf, sizeof(buf), fp) != NULL, "fgets foo\n");
ok(0 == strcmp(buf, "foo"), "foo ^Z not read as foo by fgets\n");
ok(fgets(buf, sizeof(buf), fp) == NULL, "fgets after logical EOF\n");
rewind(fp);
ok((fread(buf, 1, sizeof(buf), fp) == 3) && (0 == strcmp(buf, "foo")), "foo ^Z not read as foo by fread\n");
ok((fread(buf, 1, sizeof(buf), fp) == 0), "fread after logical EOF\n");
fclose(fp);
/* Show ASCII mode handling*/
fp= fopen("ascii.tst","wb");
fputs("0\r\n1\r\n2\r\n3\r\n4\r\n5\r\n6\r\n7\r\n8\r\n9\r\n", fp);
fclose(fp);
fp = fopen("ascii.tst", "r");
c= fgetc(fp);
c= fgetc(fp);
fseek(fp,0,SEEK_CUR);
for(i=1; i<10; i++) {
ok((j = ftell(fp)) == i*3, "ftell fails in TEXT mode\n");
fseek(fp,0,SEEK_CUR);
ok((c = fgetc(fp)) == '0'+ i, "fgetc after fseek failed in line %d\n", i);
c= fgetc(fp);
}
/* Show that fseek doesn't skip \\r !*/
rewind(fp);
c= fgetc(fp);
fseek(fp, 2 ,SEEK_CUR);
for(i=1; i<10; i++) {
ok((c = fgetc(fp)) == '0'+ i, "fgetc after fseek with pos Offset failed in line %d\n", i);
fseek(fp, 2 ,SEEK_CUR);
}
fseek(fp, 9*3 ,SEEK_SET);
c = fgetc(fp);
fseek(fp, -4 ,SEEK_CUR);
for(i= 8; i>=0; i--) {
ok((c = fgetc(fp)) == '0'+ i, "fgetc after fseek with neg Offset failed in line %d\n", i);
fseek(fp, -4 ,SEEK_CUR);
}
/* Show what happens if fseek positions filepointer on \\r */
fclose(fp);
fp = fopen("ascii.tst", "r");
fseek(fp, 3 ,SEEK_SET);
ok((c = fgetc(fp)) == '1', "fgetc fails to read next char when positioned on \\r\n");
fclose(fp);
unlink("ascii.tst");
}
static void test_asciimode2(void)
{
/* Error sequence from one app was getchar followed by small fread
* with one \r removed had last byte of buffer filled with
* next byte of *unbuffered* data rather than next byte from buffer
* Test case is a short string of one byte followed by a newline
* followed by filler to fill out the sector, then a sector of
* some different byte.
*/
FILE *fp;
char ibuf[4];
int i;
static const char obuf[] =
"00\n"
"000000000000000000000000000000000000000000000000000000000000000000000000000000\n"
"000000000000000000000000000000000000000000000000000000000000000000000000000000\n"
"000000000000000000000000000000000000000000000000000000000000000000000000000000\n"
"000000000000000000000000000000000000000000000000000000000000000000000000000000\n"
"000000000000000000000000000000000000000000000000000000000000000000000000000000\n"
"000000000000000000000000000000000000000000000000000000000000000000000000000000\n"
"000000000000000000\n"
"1111111111111111111";
fp = fopen("ascii2.tst", "wt");
fwrite(obuf, 1, sizeof(obuf), fp);
fclose(fp);
fp = fopen("ascii2.tst", "rt");
ok(getc(fp) == '0', "first char not 0\n");
memset(ibuf, 0, sizeof(ibuf));
i = fread(ibuf, 1, sizeof(ibuf), fp);
ok(i == sizeof(ibuf), "fread i %d != sizeof(ibuf)\n", i);
ok(0 == strncmp(ibuf, obuf+1, sizeof(ibuf)), "ibuf != obuf\n");
fclose(fp);
unlink("ascii2.tst");
}
static WCHAR* AtoW( const char* p )
{
WCHAR* buffer;
DWORD len = MultiByteToWideChar( CP_ACP, 0, p, -1, NULL, 0 );
buffer = malloc( len * sizeof(WCHAR) );
MultiByteToWideChar( CP_ACP, 0, p, -1, buffer, len );
return buffer;
}
static void test_fgetc( void )
{
char* tempf;
FILE *tempfh;
int ich=0xe0, ret;
tempf=_tempnam(".","wne");
tempfh = fopen(tempf,"w+");
fputc(ich, tempfh);
fputc(ich, tempfh);
rewind(tempfh);
ret = fgetc(tempfh);
ok(ich == ret, "First fgetc expected %x got %x\n", ich, ret);
ret = fgetc(tempfh);
ok(ich == ret, "Second fgetc expected %x got %x\n", ich, ret);
fclose(tempfh);
unlink(tempf);
}
static void test_fputc( void )
{
char* tempf;
FILE *tempfh;
int ret;
tempf=_tempnam(".","wne");
tempfh = fopen(tempf,"wb");
ret = fputc(0,tempfh);
ok(0 == ret, "fputc(0,tempfh) expected %x got %x\n", 0, ret);
ret = fputc(0xff,tempfh);
ok(0xff == ret, "fputc(0xff,tempfh) expected %x got %x\n", 0xff, ret);
ret = fputc(0xffffffff,tempfh);
ok(0xff == ret, "fputc(0xffffffff,tempfh) expected %x got %x\n", 0xff, ret);
fclose(tempfh);
tempfh = fopen(tempf,"rb");
ret = fputc(0,tempfh);
ok(EOF == ret, "fputc(0,tempfh) on r/o file expected %x got %x\n", EOF, ret);
fclose(tempfh);
unlink(tempf);
}
static void test_flsbuf( void )
{
char* tempf;
FILE *tempfh;
int c;
int ret;
int bufmode;
static const int bufmodes[] = {_IOFBF,_IONBF};
tempf=_tempnam(".","wne");
for (bufmode=0; bufmode < sizeof(bufmodes)/sizeof(bufmodes[0]); bufmode++)
{
tempfh = fopen(tempf,"wb");
setvbuf(tempfh,NULL,bufmodes[bufmode],2048);
ret = _flsbuf(0,tempfh);
ok(0 == ret, "_flsbuf(0,tempfh) with bufmode %x expected %x got %x\n",
bufmodes[bufmode], 0, ret);
ret = _flsbuf(0xff,tempfh);
ok(0xff == ret, "_flsbuf(0xff,tempfh) with bufmode %x expected %x got %x\n",
bufmodes[bufmode], 0, ret);
ret = _flsbuf(0xffffffff,tempfh);
ok(0xff == ret, "_flsbuf(0xffffffff,tempfh) with bufmode %x expected %x got %x\n",
bufmodes[bufmode], 0, ret);
fclose(tempfh);
}
tempfh = fopen(tempf,"rb");
ret = _flsbuf(0,tempfh);
ok(EOF == ret, "_flsbuf(0,tempfh) on r/o file expected %x got %x\n", EOF, ret);
fclose(tempfh);
/* See bug 17123, exposed by WinAVR's make */
tempfh = fopen(tempf,"w");
ok(tempfh->_cnt == 0, "_cnt on freshly opened file was %d\n", tempfh->_cnt);
setbuf(tempfh, NULL);
ok(tempfh->_cnt == 0, "_cnt on unbuffered file was %d\n", tempfh->_cnt);
/* Inlined putchar sets _cnt to -1. Native seems to ignore the value... */
tempfh->_cnt = 1234;
ret = _flsbuf('Q',tempfh);
ok('Q' == ret, "_flsbuf('Q',tempfh) expected %x got %x\n", 'Q', ret);
/* ... and reset it to zero */
ok(tempfh->_cnt == 0, "after unbuf _flsbuf, _cnt was %d\n", tempfh->_cnt);
fclose(tempfh);
/* And just for grins, make sure the file is correct */
tempfh = fopen(tempf,"r");
c = fgetc(tempfh);
ok(c == 'Q', "first byte should be 'Q'\n");
c = fgetc(tempfh);
ok(c == EOF, "there should only be one byte\n");
fclose(tempfh);
unlink(tempf);
}
static void test_fgetwc( void )
{
#define LLEN 512
char* tempf;
FILE *tempfh;
static const char mytext[]= "This is test_fgetwc\r\n";
WCHAR wtextW[BUFSIZ+LLEN+1];
WCHAR *mytextW = NULL, *aptr, *wptr;
BOOL diff_found = FALSE;
int j;
unsigned int i;
LONG l;
tempf=_tempnam(".","wne");
tempfh = fopen(tempf,"wb");
j = 'a';
/* pad to almost the length of the internal buffer */
for (i=0; i<BUFSIZ-4; i++)
fputc(j,tempfh);
j = '\r';
fputc(j,tempfh);
j = '\n';
fputc(j,tempfh);
fputs(mytext,tempfh);
fclose(tempfh);
/* in text mode, getws/c expects multibyte characters */
/*currently Wine only supports plain ascii, and that is all that is tested here */
tempfh = fopen(tempf,"rt"); /* open in TEXT mode */
fgetws(wtextW,LLEN,tempfh);
l=ftell(tempfh);
ok(l==BUFSIZ-2, "ftell expected %d got %d\n", BUFSIZ-2, l);
fgetws(wtextW,LLEN,tempfh);
l=ftell(tempfh);
ok(l==BUFSIZ-2+strlen(mytext), "ftell expected %d got %d\n", BUFSIZ-2+lstrlen(mytext), l);
mytextW = AtoW (mytext);
aptr = mytextW;
wptr = wtextW;
for (i=0; i<strlen(mytext)-2; i++, aptr++, wptr++)
{
diff_found |= (*aptr != *wptr);
}
ok(!(diff_found), "fgetwc difference found in TEXT mode\n");
ok(*wptr == '\n', "Carriage return was not skipped\n");
fclose(tempfh);
unlink(tempf);
tempfh = fopen(tempf,"wb");
j = 'a';
/* pad to almost the length of the internal buffer. Use an odd number of bytes
to test that we can read wchars that are split across the internal buffer
boundary */
for (i=0; i<BUFSIZ-3-strlen(mytext)*sizeof(WCHAR); i++)
fputc(j,tempfh);
j = '\r';
fputwc(j,tempfh);
j = '\n';
fputwc(j,tempfh);
fputws(wtextW,tempfh);
fputws(wtextW,tempfh);
fclose(tempfh);
/* in binary mode, getws/c expects wide characters */
tempfh = fopen(tempf,"rb"); /* open in BINARY mode */
j=(BUFSIZ-2)/sizeof(WCHAR)-strlen(mytext);
fgetws(wtextW,j,tempfh);
l=ftell(tempfh);
j=(j-1)*sizeof(WCHAR);
ok(l==j, "ftell expected %d got %d\n", j, l);
i=fgetc(tempfh);
ok(i=='a', "fgetc expected %d got %d\n", 0x61, i);
l=ftell(tempfh);
j++;
ok(l==j, "ftell expected %d got %d\n", j, l);
fgetws(wtextW,3,tempfh);
ok(wtextW[0]=='\r',"expected carriage return got %04hx\n", wtextW[0]);
ok(wtextW[1]=='\n',"expected newline got %04hx\n", wtextW[1]);
l=ftell(tempfh);
j += 4;
ok(l==j, "ftell expected %d got %d\n", j, l);
for(i=0; i<strlen(mytext); i++)
wtextW[i] = 0;
/* the first time we get the string, it should be entirely within the local buffer */
fgetws(wtextW,LLEN,tempfh);
l=ftell(tempfh);
j += (strlen(mytext)-1)*sizeof(WCHAR);
ok(l==j, "ftell expected %d got %d\n", j, l);
diff_found = FALSE;
aptr = mytextW;
wptr = wtextW;
for (i=0; i<strlen(mytext)-2; i++, aptr++, wptr++)
{
ok(*aptr == *wptr, "Char %d expected %04hx got %04hx\n", i, *aptr, *wptr);
diff_found |= (*aptr != *wptr);
}
ok(!(diff_found), "fgetwc difference found in BINARY mode\n");
ok(*wptr == '\n', "Should get newline\n");
for(i=0; i<strlen(mytext); i++)
wtextW[i] = 0;
/* the second time we get the string, it should cross the local buffer boundary.
One of the wchars should be split across the boundary */
fgetws(wtextW,LLEN,tempfh);
diff_found = FALSE;
aptr = mytextW;
wptr = wtextW;
for (i=0; i<strlen(mytext)-2; i++, aptr++, wptr++)
{
ok(*aptr == *wptr, "Char %d expected %04hx got %04hx\n", i, *aptr, *wptr);
diff_found |= (*aptr != *wptr);
}
ok(!(diff_found), "fgetwc difference found in BINARY mode\n");
ok(*wptr == '\n', "Should get newline\n");
free(mytextW);
fclose(tempfh);
unlink(tempf);
}
static void test_ctrlz( void )
{
char* tempf;
FILE *tempfh;
static const char mytext[]= "This is test_ctrlz";
char buffer[256];
int i, j;
LONG l;
tempf=_tempnam(".","wne");
tempfh = fopen(tempf,"wb");
fputs(mytext,tempfh);
j = 0x1a; /* a ctrl-z character signals EOF in text mode */
fputc(j,tempfh);
j = '\r';
fputc(j,tempfh);
j = '\n';
fputc(j,tempfh);
j = 'a';
fputc(j,tempfh);
fclose(tempfh);
tempfh = fopen(tempf,"rt"); /* open in TEXT mode */
ok(fgets(buffer,256,tempfh) != 0,"fgets failed unexpected\n");
i=strlen(buffer);
j=strlen(mytext);
ok(i==j, "returned string length expected %d got %d\n", j, i);
j+=4; /* ftell should indicate the true end of file */
l=ftell(tempfh);
ok(l==j, "ftell expected %d got %d\n", j, l);
ok(feof(tempfh), "did not get EOF\n");
fclose(tempfh);
tempfh = fopen(tempf,"rb"); /* open in BINARY mode */
ok(fgets(buffer,256,tempfh) != 0,"fgets failed unexpected\n");
i=strlen(buffer);
j=strlen(mytext)+3; /* should get through newline */
ok(i==j, "returned string length expected %d got %d\n", j, i);
l=ftell(tempfh);
ok(l==j, "ftell expected %d got %d\n", j, l);
ok(fgets(buffer,256,tempfh) != 0,"fgets failed unexpected\n");
i=strlen(buffer);
ok(i==1, "returned string length expected %d got %d\n", 1, i);
ok(feof(tempfh), "did not get EOF\n");
fclose(tempfh);
unlink(tempf);
}
static void test_file_put_get( void )
{
char* tempf;
FILE *tempfh;
static const char mytext[]= "This is a test_file_put_get\n";
static const char dostext[]= "This is a test_file_put_get\r\n";
char btext[LLEN];
WCHAR wtextW[LLEN+1];
WCHAR *mytextW = NULL, *aptr, *wptr;
BOOL diff_found = FALSE;
unsigned int i;
tempf=_tempnam(".","wne");
tempfh = fopen(tempf,"wt"); /* open in TEXT mode */
fputs(mytext,tempfh);
fclose(tempfh);
tempfh = fopen(tempf,"rb"); /* open in TEXT mode */
fgets(btext,LLEN,tempfh);
ok( strlen(mytext) + 1 == strlen(btext),"TEXT/BINARY mode not handled for write\n");
ok( btext[strlen(mytext)-1] == '\r', "CR not written\n");
fclose(tempfh);
tempfh = fopen(tempf,"wb"); /* open in BINARY mode */
fputs(dostext,tempfh);
fclose(tempfh);
tempfh = fopen(tempf,"rt"); /* open in TEXT mode */
fgets(btext,LLEN,tempfh);
ok(strcmp(btext, mytext) == 0,"_O_TEXT read doesn't strip CR\n");
fclose(tempfh);
tempfh = fopen(tempf,"rb"); /* open in TEXT mode */
fgets(btext,LLEN,tempfh);
ok(strcmp(btext, dostext) == 0,"_O_BINARY read doesn't preserve CR\n");
fclose(tempfh);
tempfh = fopen(tempf,"rt"); /* open in TEXT mode */
fgetws(wtextW,LLEN,tempfh);
mytextW = AtoW (mytext);
aptr = mytextW;
wptr = wtextW;
for (i=0; i<strlen(mytext); i++, aptr++, wptr++)
{
diff_found |= (*aptr != *wptr);
}
ok(!(diff_found), "fgetwc doesn't strip CR in TEXT mode\n");
free(mytextW);
fclose(tempfh);
unlink(tempf);
}
static void test_file_write_read( void )
{
char* tempf;
int tempfd;
static const char mytext[]= "This is test_file_write_read\nsecond line\n";
static const char dostext[]= "This is test_file_write_read\r\nsecond line\r\n";
char btext[LLEN];
int ret, i;
tempf=_tempnam(".","wne");
tempfd = _open(tempf,_O_CREAT|_O_TRUNC|_O_BINARY|_O_RDWR,
_S_IREAD | _S_IWRITE);
ok( tempfd != -1,
"Can't open '%s': %d\n", tempf, errno); /* open in BINARY mode */
ok(_write(tempfd,dostext,strlen(dostext)) == lstrlenA(dostext),
"_write _O_BINARY bad return value\n");
_close(tempfd);
i = lstrlenA(mytext);
tempfd = _open(tempf,_O_RDONLY|_O_BINARY,0); /* open in BINARY mode */
ok(_read(tempfd,btext,i) == i,
"_read _O_BINARY got bad length\n");
ok( memcmp(dostext,btext,i) == 0,
"problems with _O_BINARY _write / _read\n");
_close(tempfd);
tempfd = _open(tempf,_O_RDONLY|_O_TEXT); /* open in TEXT mode */
ok(_read(tempfd,btext,i) == i-1,
"_read _O_TEXT got bad length\n");
ok( memcmp(mytext,btext,i-1) == 0,
"problems with _O_BINARY _write / _O_TEXT _read\n");
_close(tempfd);
tempfd = _open(tempf,_O_CREAT|_O_TRUNC|_O_TEXT|_O_RDWR,
_S_IREAD | _S_IWRITE);
ok( tempfd != -1,
"Can't open '%s': %d\n", tempf, errno); /* open in TEXT mode */
ok(_write(tempfd,mytext,strlen(mytext)) == lstrlenA(mytext),
"_write _O_TEXT bad return value\n");
_close(tempfd);
tempfd = _open(tempf,_O_RDONLY|_O_BINARY,0); /* open in BINARY mode */
ok(_read(tempfd,btext,LLEN) == lstrlenA(dostext),
"_read _O_BINARY got bad length\n");
ok( memcmp(dostext,btext,strlen(dostext)) == 0,
"problems with _O_TEXT _write / _O_BINARY _read\n");
ok( btext[strlen(dostext)-2] == '\r', "CR not written or read\n");
_close(tempfd);
tempfd = _open(tempf,_O_RDONLY|_O_TEXT); /* open in TEXT mode */
ok(_read(tempfd,btext,LLEN) == lstrlenA(mytext),
"_read _O_TEXT got bad length\n");
ok( memcmp(mytext,btext,strlen(mytext)) == 0,
"problems with _O_TEXT _write / _read\n");
_close(tempfd);
memset(btext, 0, LLEN);
tempfd = _open(tempf,_O_APPEND|_O_RDWR); /* open for APPEND in default mode */
ok(tell(tempfd) == 0, "bad position %u expecting 0\n", tell(tempfd));
ok(_read(tempfd,btext,LLEN) == lstrlenA(mytext), "_read _O_APPEND got bad length\n");
ok( memcmp(mytext,btext,strlen(mytext)) == 0, "problems with _O_APPEND _read\n");
_close(tempfd);
/* Test reading only \n or \r */
tempfd = _open(tempf,_O_RDONLY|_O_TEXT); /* open in TEXT mode */
_lseek(tempfd, -1, FILE_END);
ret = _read(tempfd,btext,LLEN);
ok(ret == 1, "_read expected 1 got bad length: %d\n", ret);
_lseek(tempfd, -2, FILE_END);
ret = _read(tempfd,btext,LLEN);
ok(ret == 1 && *btext == '\n', "_read expected '\\n' got bad length: %d\n", ret);
_lseek(tempfd, -3, FILE_END);
ret = _read(tempfd,btext,2);
ok(ret == 1 && *btext == 'e', "_read expected 'e' got \"%.*s\" bad length: %d\n", ret, btext, ret);
ok(tell(tempfd) == 42, "bad position %u expecting 42\n", tell(tempfd));
_close(tempfd);
ret = unlink(tempf);
ok( ret == 0 ,"Can't unlink '%s': %d\n", tempf, errno);
tempf=_tempnam(".","wne");
tempfd = _open(tempf,_O_CREAT|_O_TRUNC|_O_BINARY|_O_RDWR,0);
ok( tempfd != -1,
"Can't open '%s': %d\n", tempf, errno); /* open in BINARY mode */
ok(_write(tempfd,dostext,strlen(dostext)) == lstrlenA(dostext),
"_write _O_BINARY bad return value\n");
_close(tempfd);
tempfd = _open(tempf,_O_RDONLY|_O_BINARY,0); /* open in BINARY mode */
ok(_read(tempfd,btext,LLEN) == lstrlenA(dostext),
"_read _O_BINARY got bad length\n");
ok( memcmp(dostext,btext,strlen(dostext)) == 0,
"problems with _O_BINARY _write / _read\n");
ok( btext[strlen(dostext)-2] == '\r', "CR not written or read\n");
_close(tempfd);
tempfd = _open(tempf,_O_RDONLY|_O_TEXT); /* open in TEXT mode */
ok(_read(tempfd,btext,LLEN) == lstrlenA(mytext),
"_read _O_TEXT got bad length\n");
ok( memcmp(mytext,btext,strlen(mytext)) == 0,
"problems with _O_BINARY _write / _O_TEXT _read\n");
_close(tempfd);
ret =_chmod (tempf, _S_IREAD | _S_IWRITE);
ok( ret == 0,
"Can't chmod '%s' to read-write: %d\n", tempf, errno);
ret = unlink(tempf);
ok( ret == 0 ,"Can't unlink '%s': %d\n", tempf, errno);
}
static void test_file_inherit_child(const char* fd_s)
{
int fd = atoi(fd_s);
char buffer[32];
int ret;
ret =write(fd, "Success", 8);
ok( ret == 8, "Couldn't write in child process on %d (%s)\n", fd, strerror(errno));
lseek(fd, 0, SEEK_SET);
ok(read(fd, buffer, sizeof (buffer)) == 8, "Couldn't read back the data\n");
ok(memcmp(buffer, "Success", 8) == 0, "Couldn't read back the data\n");
}
static void test_file_inherit_child_no(const char* fd_s)
{
int fd = atoi(fd_s);
int ret;
ret = write(fd, "Success", 8);
ok( ret == -1 && errno == EBADF,
"Wrong write result in child process on %d (%s)\n", fd, strerror(errno));
}
static void test_file_inherit( const char* selfname )
{
int fd;
const char* arg_v[5];
char buffer[16];
fd = open ("fdopen.tst", O_CREAT | O_RDWR | O_BINARY, _S_IREAD |_S_IWRITE);
ok(fd != -1, "Couldn't create test file\n");
arg_v[0] = selfname;
arg_v[1] = "tests/file.c";
arg_v[2] = "inherit";
arg_v[3] = buffer; sprintf(buffer, "%d", fd);
arg_v[4] = 0;
_spawnvp(_P_WAIT, selfname, arg_v);
ok(tell(fd) == 8, "bad position %u expecting 8\n", tell(fd));
lseek(fd, 0, SEEK_SET);
ok(read(fd, buffer, sizeof (buffer)) == 8 && memcmp(buffer, "Success", 8) == 0, "Couldn't read back the data\n");
close (fd);
ok(unlink("fdopen.tst") == 0, "Couldn't unlink\n");
fd = open ("fdopen.tst", O_CREAT | O_RDWR | O_BINARY | O_NOINHERIT, _S_IREAD |_S_IWRITE);
ok(fd != -1, "Couldn't create test file\n");
arg_v[0] = selfname;
arg_v[1] = "tests/file.c";
arg_v[2] = "inherit_no";
arg_v[3] = buffer; sprintf(buffer, "%d", fd);
arg_v[4] = 0;
_spawnvp(_P_WAIT, selfname, arg_v);
ok(tell(fd) == 0, "bad position %u expecting 0\n", tell(fd));
ok(read(fd, buffer, sizeof (buffer)) == 0, "Found unexpected data (%s)\n", buffer);
close (fd);
ok(unlink("fdopen.tst") == 0, "Couldn't unlink\n");
}
static void test_tmpnam( void )
{
char name[MAX_PATH] = "abc";
char *res;
res = tmpnam(NULL);
ok(res != NULL, "tmpnam returned NULL\n");
ok(res[0] == '\\', "first character is not a backslash\n");
ok(strchr(res+1, '\\') == 0, "file not in the root directory\n");
ok(res[strlen(res)-1] == '.', "first call - last character is not a dot\n");
res = tmpnam(name);
ok(res != NULL, "tmpnam returned NULL\n");
ok(res == name, "supplied buffer was not used\n");
ok(res[0] == '\\', "first character is not a backslash\n");
ok(strchr(res+1, '\\') == 0, "file not in the root directory\n");
ok(res[strlen(res)-1] != '.', "second call - last character is a dot\n");
}
static void test_chsize( void )
{
int fd;
LONG cur, pos, count;
char temptext[] = "012345678";
char *tempfile = _tempnam( ".", "tst" );
ok( tempfile != NULL, "Couldn't create test file: %s\n", tempfile );
fd = _open( tempfile, _O_CREAT|_O_TRUNC|_O_RDWR, _S_IREAD|_S_IWRITE );
ok( fd > 0, "Couldn't open test file\n" );
count = _write( fd, temptext, sizeof(temptext) );
ok( count > 0, "Couldn't write to test file\n" );
/* get current file pointer */
cur = _lseek( fd, 0, SEEK_CUR );
/* make the file smaller */
ok( _chsize( fd, sizeof(temptext) / 2 ) == 0, "_chsize() failed\n" );
pos = _lseek( fd, 0, SEEK_CUR );
ok( cur == pos, "File pointer changed from: %d to: %d\n", cur, pos );
ok( _filelength( fd ) == sizeof(temptext) / 2, "Wrong file size\n" );
/* enlarge the file */
ok( _chsize( fd, sizeof(temptext) * 2 ) == 0, "_chsize() failed\n" );
pos = _lseek( fd, 0, SEEK_CUR );
ok( cur == pos, "File pointer changed from: %d to: %d\n", cur, pos );
ok( _filelength( fd ) == sizeof(temptext) * 2, "Wrong file size\n" );
_close( fd );
_unlink( tempfile );
}
static void test_fopen_fclose_fcloseall( void )
{
char fname1[] = "empty1";
char fname2[] = "empty2";
char fname3[] = "empty3";
FILE *stream1, *stream2, *stream3, *stream4;
int ret, numclosed;
/* testing fopen() */
stream1 = fopen(fname1, "w+");
ok(stream1 != NULL, "The file '%s' was not opened\n", fname1);
stream2 = fopen(fname2, "w ");
ok(stream2 != NULL, "The file '%s' was not opened\n", fname2 );
_unlink(fname3);
stream3 = fopen(fname3, "r");
ok(stream3 == NULL, "The file '%s' shouldn't exist before\n", fname3 );
stream3 = fopen(fname3, "w+");
ok(stream3 != NULL, "The file '%s' should be opened now\n", fname3 );
errno = 0xfaceabad;
stream4 = fopen("", "w+");
ok(stream4 == NULL && (errno == EINVAL || errno == ENOENT),
"filename is empty, errno = %d (expected 2 or 22)\n", errno);
errno = 0xfaceabad;
stream4 = fopen(NULL, "w+");
ok(stream4 == NULL && (errno == EINVAL || errno == ENOENT),
"filename is NULL, errno = %d (expected 2 or 22)\n", errno);
/* testing fclose() */
ret = fclose(stream2);
ok(ret == 0, "The file '%s' was not closed\n", fname2);
ret = fclose(stream3);
ok(ret == 0, "The file '%s' was not closed\n", fname3);
ret = fclose(stream2);
ok(ret == EOF, "Closing file '%s' returned %d\n", fname2, ret);
ret = fclose(stream3);
ok(ret == EOF, "Closing file '%s' returned %d\n", fname3, ret);
/* testing fcloseall() */
numclosed = _fcloseall();
/* fname1 should be closed here */
ok(numclosed == 1, "Number of files closed by fcloseall(): %u\n", numclosed);
numclosed = _fcloseall();
ok(numclosed == 0, "Number of files closed by fcloseall(): %u\n", numclosed);
ok(_unlink(fname1) == 0, "Couldn't unlink file named '%s'\n", fname1);
ok(_unlink(fname2) == 0, "Couldn't unlink file named '%s'\n", fname2);
ok(_unlink(fname3) == 0, "Couldn't unlink file named '%s'\n", fname3);
}
static void test_get_osfhandle(void)
{
int fd;
char fname[] = "t_get_osfhanle";
DWORD bytes_written;
HANDLE handle;
fd = _sopen(fname, _O_CREAT|_O_RDWR, _SH_DENYRW, _S_IREAD | _S_IWRITE);
handle = (HANDLE)_get_osfhandle(fd);
WriteFile(handle, "bar", 3, &bytes_written, NULL);
_close(fd);
fd = _open(fname, _O_RDONLY, 0);
ok(fd != -1, "Coudn't open '%s' after _get_osfhanle()\n", fname);
_close(fd);
_unlink(fname);
}
static void test_setmaxstdio(void)
{
ok(2048 == _setmaxstdio(2048),"_setmaxstdio returned %d instead of 2048\n",_setmaxstdio(2048));
ok(-1 == _setmaxstdio(2049),"_setmaxstdio returned %d instead of -1\n",_setmaxstdio(2049));
}
static void test_stat(void)
{
int fd;
int pipes[2];
struct stat buf;
/* Tests for a file */
fd = open("stat.tst", O_WRONLY | O_CREAT | O_BINARY, _S_IREAD |_S_IWRITE);
if (fd >= 0)
{
ok(fstat(fd, &buf) == 0, "fstat failed: errno=%d\n", errno);
ok((buf.st_mode & _S_IFMT) == _S_IFREG, "bad format = %06o\n", buf.st_mode);
ok((buf.st_mode & 0777) == 0666, "bad st_mode = %06o\n", buf.st_mode);
ok(buf.st_dev == 0, "st_dev is %d, expected 0\n", buf.st_dev);
ok(buf.st_dev == buf.st_rdev, "st_dev (%d) and st_rdev (%d) differ\n", buf.st_dev, buf.st_rdev);
ok(buf.st_nlink == 1, "st_nlink is %d, expected 1\n", buf.st_nlink);
ok(buf.st_size == 0, "st_size is %d, expected 0\n", buf.st_size);
ok(stat("stat.tst", &buf) == 0, "stat failed: errno=%d\n", errno);
ok((buf.st_mode & _S_IFMT) == _S_IFREG, "bad format = %06o\n", buf.st_mode);
ok((buf.st_mode & 0777) == 0666, "bad st_mode = %06o\n", buf.st_mode);
ok(buf.st_dev == buf.st_rdev, "st_dev (%d) and st_rdev (%d) differ\n", buf.st_dev, buf.st_rdev);
ok(buf.st_nlink == 1, "st_nlink is %d, expected 1\n", buf.st_nlink);
ok(buf.st_size == 0, "st_size is %d, expected 0\n", buf.st_size);
close(fd);
remove("stat.tst");
}
else
skip("open failed with errno %d\n", errno);
/* Tests for a char device */
if (_dup2(0, 10) == 0)
{
ok(fstat(10, &buf) == 0, "fstat(stdin) failed: errno=%d\n", errno);
if ((buf.st_mode & _S_IFMT) == _S_IFCHR)
{
ok(buf.st_mode == _S_IFCHR, "bad st_mode=%06o\n", buf.st_mode);
ok(buf.st_dev == 10, "st_dev is %d, expected 10\n", buf.st_dev);
ok(buf.st_rdev == 10, "st_rdev is %d, expected 10\n", buf.st_rdev);
ok(buf.st_nlink == 1, "st_nlink is %d, expected 1\n", buf.st_nlink);
}
else
skip("stdin is not a char device? st_mode=%06o\n", buf.st_mode);
close(10);
}
else
skip("_dup2 failed with errno %d\n", errno);
/* Tests for pipes */
if (_pipe(pipes, 1024, O_BINARY) == 0)
{
ok(fstat(pipes[0], &buf) == 0, "fstat(pipe) failed: errno=%d\n", errno);
ok(buf.st_mode == _S_IFIFO, "bad st_mode=%06o\n", buf.st_mode);
ok(buf.st_dev == pipes[0], "st_dev is %d, expected %d\n", buf.st_dev, pipes[0]);
ok(buf.st_rdev == pipes[0], "st_rdev is %d, expected %d\n", buf.st_rdev, pipes[0]);
ok(buf.st_nlink == 1, "st_nlink is %d, expected 1\n", buf.st_nlink);
close(pipes[0]);
close(pipes[1]);
}
else
skip("pipe failed with errno %d\n", errno);
}
static const char* pipe_string="Hello world";
/* How many messages to transfer over the pipe */
#define N_TEST_MESSAGES 3
static void test_pipes_child(int argc, char** args)
{
int fd;
int nwritten;
int i;
if (argc < 5)
{
ok(0, "not enough parameters: %d\n", argc);
return;
}
fd=atoi(args[3]);
ok(close(fd) == 0, "unable to close %d: %d\n", fd, errno);
fd=atoi(args[4]);
for (i=0; i<N_TEST_MESSAGES; i++) {
nwritten=write(fd, pipe_string, strlen(pipe_string));
ok(nwritten == strlen(pipe_string), "i %d, expected to write '%s' wrote %d\n", i, pipe_string, nwritten);
/* let other process wake up so they can show off their "keep reading until EOF" behavior */
if (i < N_TEST_MESSAGES-1)
Sleep(100);
}
ok(close(fd) == 0, "unable to close %d: %d\n", fd, errno);
}
static void test_pipes(const char* selfname)
{
int pipes[2];
char str_fdr[12], str_fdw[12];
FILE* file;
const char* arg_v[6];
char buf[4096];
char expected[4096];
int r;
int i;
/* Test reading from a pipe with read() */
if (_pipe(pipes, 1024, O_BINARY) < 0)
{
ok(0, "pipe failed with errno %d\n", errno);
return;
}
arg_v[0] = selfname;
arg_v[1] = "tests/file.c";
arg_v[2] = "pipes";
arg_v[3] = str_fdr; sprintf(str_fdr, "%d", pipes[0]);
arg_v[4] = str_fdw; sprintf(str_fdw, "%d", pipes[1]);
arg_v[5] = NULL;
proc_handles[0] = (HANDLE)_spawnvp(_P_NOWAIT, selfname, arg_v);
ok(close(pipes[1]) == 0, "unable to close %d: %d\n", pipes[1], errno);
for (i=0; i<N_TEST_MESSAGES; i++) {
r=read(pipes[0], buf, sizeof(buf)-1);
ok(r == strlen(pipe_string), "i %d, got %d\n", i, r);
if (r > 0)
buf[r]='\0';
ok(strcmp(buf, pipe_string) == 0, "expected to read '%s', got '%s'\n", pipe_string, buf);
}
r=read(pipes[0], buf, sizeof(buf)-1);
ok(r == 0, "expected to read 0 bytes, got %d\n", r);
ok(close(pipes[0]) == 0, "unable to close %d: %d\n", pipes[0], errno);
/* Test reading from a pipe with fread() */
if (_pipe(pipes, 1024, O_BINARY) < 0)
{
ok(0, "pipe failed with errno %d\n", errno);
return;
}
arg_v[0] = selfname;
arg_v[1] = "tests/file.c";
arg_v[2] = "pipes";
arg_v[3] = str_fdr; sprintf(str_fdr, "%d", pipes[0]);
arg_v[4] = str_fdw; sprintf(str_fdw, "%d", pipes[1]);
arg_v[5] = NULL;
proc_handles[1] = (HANDLE)_spawnvp(_P_NOWAIT, selfname, arg_v);
ok(close(pipes[1]) == 0, "unable to close %d: %d\n", pipes[1], errno);
file=fdopen(pipes[0], "r");
/* In blocking mode, fread will keep calling read() until it gets
* enough bytes, or EOF, even on Unix. (If this were a Unix terminal
* in cooked mode instead of a pipe, it would also stop on EOL.)
*/
expected[0] = 0;
for (i=0; i<N_TEST_MESSAGES; i++)
strcat(expected, pipe_string);
r=fread(buf, 1, sizeof(buf)-1, file);
ok(r == strlen(expected), "fread() returned %d: ferror=%d\n", r, ferror(file));
if (r > 0)
buf[r]='\0';
ok(strcmp(buf, expected) == 0, "got '%s' expected '%s'\n", buf, expected);
/* Let child close the file before we read, so we can sense EOF reliably */
Sleep(100);
r=fread(buf, 1, sizeof(buf)-1, file);
ok(r == 0, "fread() returned %d instead of 0\n", r);
ok(ferror(file) == 0, "got ferror() = %d\n", ferror(file));
ok(feof(file), "feof() is false!\n");
ok(fclose(file) == 0, "unable to close the pipe: %d\n", errno);
}
static void test_unlink(void)
{
FILE* file;
ok(mkdir("test_unlink") == 0, "unable to create test dir\n");
file = fopen("test_unlink\\empty", "w");
ok(file != NULL, "unable to create test file\n");
if(file)
fclose(file);
ok(_unlink("test_unlink") != 0, "unlinking a non-empty directory must fail\n");
unlink("test_unlink\\empty");
rmdir("test_unlink");
}
START_TEST(file)
{
int arg_c;
char** arg_v;
arg_c = winetest_get_mainargs( &arg_v );
/* testing low-level I/O */
if (arg_c >= 3)
{
if (strcmp(arg_v[2], "inherit") == 0)
test_file_inherit_child(arg_v[3]);
else if (strcmp(arg_v[2], "inherit_no") == 0)
test_file_inherit_child_no(arg_v[3]);
else if (strcmp(arg_v[2], "pipes") == 0)
test_pipes_child(arg_c, arg_v);
else
ok(0, "invalid argument '%s'\n", arg_v[2]);
return;
}
test_file_inherit(arg_v[0]);
test_file_write_read();
test_chsize();
test_stat();
test_unlink();
/* testing stream I/O */
test_filbuf();
test_fdopen();
test_fopen_fclose_fcloseall();
test_fileops();
test_asciimode();
test_asciimode2();
test_readmode(FALSE); /* binary mode */
test_readmode(TRUE); /* ascii mode */
test_fgetc();
test_fputc();
test_flsbuf();
test_fgetwc();
test_ctrlz();
test_file_put_get();
test_tmpnam();
test_get_osfhandle();
test_setmaxstdio();
test_pipes(arg_v[0]);
/* Wait for the (_P_NOWAIT) spawned processes to finish to make sure the report
* file contains lines in the correct order
*/
WaitForMultipleObjects(sizeof(proc_handles)/sizeof(proc_handles[0]), proc_handles, TRUE, 5000);
}
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