Commit 06dbdbae authored by Daniel Vetter's avatar Daniel Vetter

lib/tests: Check that igt_assert forwards correctly through igt_fork

Note that without the igt_waitchildren nothing at all gets forwarded,
maybe we should check for left-behind children somewhere on subtest
exit.

v2: Drop NIH exit status handling (Chris).

Cc: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Chris Wilson's avatarChris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter's avatarDaniel Vetter <daniel.vetter@intel.com>
parent ab5baafb
/*
* Copyright © 2019 Intel Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*
*/
#include <assert.h>
#include <errno.h>
#include <stdint.h>
#include <stdlib.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/wait.h>
#include "igt_core.h"
/*
* We need to hide assert from the cocci igt test refactor spatch.
*
* IMPORTANT: Test infrastructure tests are the only valid places where using
* assert is allowed.
*/
#define internal_assert assert
char test[] = "test";
char *argv_run[] = { test };
static void igt_fork_vs_assert(void)
{
igt_fork(i, 1) {
igt_assert(0);
}
igt_waitchildren();
}
static int do_fork(void (*test_to_run)(void))
{
int pid, status;
int argc;
switch (pid = fork()) {
case -1:
internal_assert(0);
case 0:
argc = 1;
igt_simple_init(argc, argv_run);
test_to_run();
igt_exit();
default:
while (waitpid(pid, &status, 0) == -1 &&
errno == EINTR)
;
return status;
}
}
int main(int argc, char **argv)
{
int ret;
ret = do_fork(igt_fork_vs_assert);
internal_assert(WEXITSTATUS(ret) == IGT_EXIT_FAILURE);
}
lib_tests = [
'igt_fork_helper',
'igt_fork',
'igt_list_only',
'igt_simulation',
'igt_stats',
......
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