diff options
Diffstat (limited to 'wcstol.c')
| -rw-r--r-- | wcstol.c | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/wcstol.c b/wcstol.c new file mode 100644 index 0000000..07113df --- /dev/null +++ b/wcstol.c @@ -0,0 +1,78 @@ +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <errno.h> +#include <wchar.h> + +#define TEST(r, f, x, m) ( \ +msg = #f, ((r) = (f)) == (x) || \ +(printf(__FILE__ ":%d: %s failed (" m ")\n", __LINE__, #f, r, x), err++, 0) ) + +#define TEST2(r, f, x, m) ( \ +((r) = (f)) == (x) || \ +(printf(__FILE__ ":%d: %s failed (" m ")\n", __LINE__, msg, r, x), err++, 0) ) + +int test_wcstol(void) +{ + int i; + long l; + unsigned long ul; + long long ll; + unsigned long long ull; + char *msg=""; + int err=0; + wchar_t *s, *c; + + TEST(l, wcstol(L"2147483647", 0, 0), 2147483647L, "max 32bit signed %ld != %ld"); + TEST(ul, wcstoul(L"4294967295", 0, 0), 4294967295UL, "max 32bit unsigned %lu != %lu"); + + if (sizeof(long) == 4) { + errno = 0; + TEST(l, wcstol(s=L"2147483648", &c, 0), 2147483647L, "uncaught overflow %ld != %ld"); + TEST2(i, c-s, 10, "wrong final position %d != %d"); + TEST2(i, errno, ERANGE, "missing errno %d != %d"); + errno = 0; + TEST(l, wcstol(s=L"-2147483649", &c, 0), -2147483647L-1, "uncaught overflow %ld != %ld"); + TEST2(i, c-s, 11, "wrong final position %d != %d"); + TEST2(i, errno, ERANGE, "missing errno %d != %d"); + errno = 0; + TEST(ul, wcstoul(s=L"4294967296", &c, 0), 4294967295UL, "uncaught overflow %lu != %lu"); + TEST2(i, c-s, 10, "wrong final position %d != %d"); + TEST2(i, errno, ERANGE, "missing errno %d != %d"); + errno = 0; + TEST(ul, wcstoul(s=L"-1", &c, 0), 4294967295UL, "uncaught overflow %lu != %lu"); + TEST2(i, c-s, 2, "wrong final position %d != %d"); + TEST2(i, errno, ERANGE, "missing errno %d != %d"); + errno = 0; + TEST(ul, wcstoul(s=L"-2", &c, 0), 4294967295UL, "uncaught overflow %lu != %lu"); + TEST2(i, c-s, 2, "wrong final position %d != %d"); + TEST2(i, errno, ERANGE, "missing errno %d != %d"); + errno = 0; + TEST(ul, wcstoul(s=L"-2147483648", &c, 0), 4294967295UL, "uncaught overflow %lu != %lu"); + TEST2(i, c-s, 11, "wrong final position %d != %d"); + TEST2(i, errno, ERANGE, "missing errno %d != %d"); + errno = 0; + TEST(ul, wcstoul(s=L"-2147483649", &c, 0), 4294967295UL, "uncaught overflow %lu != %lu"); + TEST2(i, c-s, 11, "wrong final position %d != %d"); + TEST2(i, errno, ERANGE, "missing errno %d != %d"); + } else { + TEST(i, 0, 1, "64bit tests not implemented"); + } + + TEST(l, wcstol(L"z", 0, 36), 35, "%ld != %ld"); + TEST(l, wcstol(L"00010010001101000101011001111000", 0, 2), 0x12345678, "%ld != %ld"); + + TEST(l, wcstol(s=L"0xz", &c, 16), 0, "%ld != %ld"); + TEST2(i, c-s, 1, "wrong final position %ld != %ld"); + + TEST(l, wcstol(s=L"0x1234", &c, 16), 0x1234, "%ld != %ld"); + TEST2(i, c-s, 6, "wrong final position %ld != %ld"); + + errno = 0; + c = NULL; + TEST(l, wcstol(s=L"123", &c, 37), 0, "%ld != %ld"); + TEST2(i, c-s, 0, "wrong final position %d != %d"); + TEST2(i, errno, EINVAL, "%d != %d"); + + return err; +} |