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tests: robustify select test

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* tests/select.c: Do not include <assert.h>.
(main): Skip the test instead of assertions.
Add some padding to the timeval structure.
This commit is contained in:
Дмитрий Левин 2015-09-18 21:37:09 +00:00
parent 81ea4bf063
commit 100bf7c896
1 changed files with 17 additions and 8 deletions
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25
tests/select.c
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@ -1,7 +1,6 @@
/*
* Based on test by Dr. David Alan Gilbert <dave@treblig.org>
*/
#include <assert.h>
#include <stdio.h>
#include <string.h>
#include <unistd.h>
@ -12,10 +11,17 @@ static fd_set set[0x1000000 / sizeof(fd_set)];
int main(int ac, char **av)
{
int fds[2];
struct timeval timeout = { .tv_sec = 0, .tv_usec = 100 };
struct {
struct timeval tv;
int pad[2];
} tm = {
.tv = { .tv_usec = 123 },
.pad = { 0xdeadbeef, 0xbadc0ded }
};
int is_select = ac < 2 || strcmp(av[1], "pselect6");
assert(pipe(fds) == 0);
if (pipe(fds))
return 77;
/*
* Start with a nice simple select.
@ -23,7 +29,8 @@ int main(int ac, char **av)
FD_ZERO(set);
FD_SET(fds[0], set);
FD_SET(fds[1], set);
assert(select(fds[1] + 1, set, set, set, NULL) == 1);
if (select(fds[1] + 1, set, set, set, NULL) != 1)
return 77;
if (is_select)
printf("select(%d, [%d %d], [%d %d], [%d %d], NULL) = 1 ()\n",
fds[1] + 1, fds[0], fds[1],
@ -40,7 +47,8 @@ int main(int ac, char **av)
*/
FD_ZERO(set);
FD_SET(fds[1],set);
assert(select(-1, NULL, set, NULL, NULL) == -1);
if (select(-1, NULL, set, NULL, NULL) != -1)
return 77;
if (is_select)
printf("select(-1, NULL, %p, NULL, NULL) "
"= -1 EINVAL (Invalid argument)\n", set);
@ -53,12 +61,13 @@ int main(int ac, char **av)
*/
FD_ZERO(set);
FD_SET(fds[0],set);
assert(select(FD_SETSIZE + 1, set, set + 1, NULL, &timeout) == 0);
if (select(FD_SETSIZE + 1, set, set + 1, NULL, &tm.tv))
return 77;
if (is_select)
printf("select(%d, [%d], [], NULL, {0, 100}) = 0 (Timeout)\n",
printf("select(%d, [%d], [], NULL, {0, 123}) = 0 (Timeout)\n",
FD_SETSIZE + 1, fds[0]);
else
printf("pselect6(%d, [%d], [], NULL, {0, 100000}, NULL) "
printf("pselect6(%d, [%d], [], NULL, {0, 123000}, NULL) "
"= 0 (Timeout)\n", FD_SETSIZE + 1, fds[0]);
puts("+++ exited with 0 +++");