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glibc/libio/tst-fopenloc2.c
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#include <errno.h> | |
#include <stdio.h> | |
#include <stdlib.h> | |
#include <unistd.h> | |
#include <wchar.h> | |
static const struct | |
{ | |
const char *enc; | |
const char *data; | |
size_t datalen; | |
const wchar_t *expected; | |
size_t expectedlen; | |
} tests[] = | |
{ | |
{ "UCS-4LE", "a\0\0\0b\0\0\0", 8, L"ab", 2 }, | |
{ "UCS-4BE", "\0\0\0a\0\0\0b", 8, L"ab", 2 }, | |
}; | |
#define ntests (sizeof (tests) / sizeof (tests[0])) | |
static int do_test (void); | |
#define TEST_FUNCTION do_test () | |
static void prepare (void); | |
#define PREPARE(argc, argv) prepare (); | |
#include "../test-skeleton.c" | |
static int fd; | |
static char *tmpname; | |
static void | |
prepare (void) | |
{ | |
fd = create_temp_file ("tst-fopenloc2", &tmpname); | |
if (fd == -1) | |
{ | |
puts ("cannot open temp file"); | |
exit (1); | |
} | |
} | |
static int | |
do_test (void) | |
{ | |
for (int i = 0; i < ntests; ++i) | |
{ | |
if (ftruncate (fd, 0) != 0) | |
{ | |
printf ("ftruncate in round %d failed\n", i + 1); | |
return 1; | |
} | |
if (TEMP_FAILURE_RETRY (write (fd, tests[i].data, tests[i].datalen)) | |
!= tests[i].datalen) | |
{ | |
printf ("write in round %d failed\n", i + 1); | |
return 1; | |
} | |
if (lseek (fd, 0, SEEK_SET) != 0) | |
{ | |
printf ("lseek in round %d failed\n", i + 1); | |
return 1; | |
} | |
char *ccs; | |
if (asprintf (&ccs, "r,ccs=%s", tests[i].enc) == -1) | |
{ | |
printf ("asprintf in round %d failed\n", i + 1); | |
return 1; | |
} | |
FILE *fp = fopen (tmpname, ccs); | |
if (fp == NULL) | |
{ | |
printf ("fopen in round %d failed\n", i + 1); | |
return 1; | |
} | |
#define LINELEN 100 | |
wchar_t line[LINELEN]; | |
if (fgetws (line, LINELEN, fp) != line) | |
{ | |
printf ("fgetws in round %d failed\n", i + 1); | |
return 1; | |
} | |
if (wcslen (line) != tests[i].expectedlen) | |
{ | |
printf ("round %d: expected length %zu, got length %zu\n", | |
i + 1, tests[i].expectedlen, wcslen (line)); | |
return 1; | |
} | |
if (wcscmp (tests[i].expected, line) != 0) | |
{ | |
printf ("round %d: expected L\"%ls\", got L\"%ls\"\n", | |
i + 1, tests[i].expected, line); | |
return 1; | |
} | |
fclose (fp); | |
free (ccs); | |
} | |
close (fd); | |
return 0; | |
} |