mirror of
https://github.com/jart/cosmopolitan.git
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56 lines
2.6 KiB
C
56 lines
2.6 KiB
C
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
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│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│
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╞══════════════════════════════════════════════════════════════════════════════╡
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│ Copyright 2023 Justine Alexandra Roberts Tunney │
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│ │
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│ Permission to use, copy, modify, and/or distribute this software for │
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│ any purpose with or without fee is hereby granted, provided that the │
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│ above copyright notice and this permission notice appear in all copies. │
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│ │
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│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
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│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
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│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
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│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
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│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
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│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
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│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
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│ PERFORMANCE OF THIS SOFTWARE. │
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╚─────────────────────────────────────────────────────────────────────────────*/
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#include "libc/calls/calls.h"
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#include "libc/runtime/runtime.h"
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#include "libc/runtime/syslib.internal.h"
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#include "libc/stdio/stdio.h"
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#include "libc/sysv/consts/o.h"
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#include "libc/testlib/testlib.h"
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#include "libc/thread/thread.h"
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#define THREADS 5
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#define FDS 10
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void *Torturer(void *arg) {
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int i;
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int fd[FDS];
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for (i = 0; i < FDS; ++i) {
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ASSERT_NE(-1, (fd[i] = open("/dev/null", O_WRONLY)));
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}
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for (i = 0; i < FDS; ++i) {
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ASSERT_EQ(2, write(fd[i], "hi", 2));
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if (!vfork()) _Exit(0);
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wait(0);
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}
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for (i = 0; i < FDS; ++i) {
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ASSERT_NE(-1, close(fd[i]));
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}
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return 0;
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}
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TEST(fds_torture, test) {
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int i;
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pthread_t t[THREADS];
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for (i = 0; i < THREADS; ++i) {
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ASSERT_EQ(0, pthread_create(t + i, 0, Torturer, 0));
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}
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for (i = 0; i < THREADS; ++i) {
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ASSERT_EQ(0, pthread_join(t[i], 0));
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}
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}
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