darling-libdispatch/tests/bsdtestharness.c
Ariel Abreu 5bceb4b74b
Import and build tests from apple/swift-corelibs-libdispatch
They were imported from apple/swift-corelibs-libdispatch@34f383d344, so the tests are slightly newer than the actual libdispatch code, but that shouldn't be a problem.
2021-05-22 11:38:55 -04:00

280 lines
8.1 KiB
C

/*
* Copyright (c) 2008-2011 Apple Inc. All rights reserved.
*
* @APPLE_APACHE_LICENSE_HEADER_START@
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* @APPLE_APACHE_LICENSE_HEADER_END@
*/
#include <dispatch/dispatch.h>
#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#if defined(__unix__) || (defined(__APPLE__) && defined(__MACH__))
#include <spawn.h>
#include <sys/resource.h>
#include <sys/time.h>
#include <sys/wait.h>
#include <unistd.h>
#elif defined(_WIN32)
#include <generic_win_port.h>
#include <Psapi.h>
#include <Windows.h>
#endif
#include <signal.h>
#ifdef __APPLE__
#include <mach/clock_types.h>
#include <mach-o/arch.h>
#endif
#include <bsdtests.h>
#if !defined(_WIN32)
extern char **environ;
#endif
int
main(int argc, char *argv[])
{
int res;
pid_t pid = 0;
if (argc < 2) {
fprintf(stderr, "usage: %s [...]\n", argv[0]);
exit(1);
}
#ifdef HAVE_POSIX_SPAWNP
short spawnflags = 0;
#ifdef __APPLE__
spawnflags |= POSIX_SPAWN_START_SUSPENDED;
#if TARGET_OS_EMBEDDED
spawnflags |= POSIX_SPAWN_SETEXEC;
#endif
#endif
posix_spawnattr_t attr;
res = posix_spawnattr_init(&attr);
assert(res == 0);
res = posix_spawnattr_setflags(&attr, spawnflags);
assert(res == 0);
#endif
uint64_t to = 0;
char *tos = getenv("BSDTEST_TIMEOUT");
if (tos) {
to = strtoul(tos, NULL, 0);
to *= NSEC_PER_SEC;
}
#ifdef __APPLE__
char *arch = getenv("BSDTEST_ARCH");
if (arch) {
const NXArchInfo *ai = NXGetArchInfoFromName(arch);
if (ai) {
res = posix_spawnattr_setbinpref_np(&attr, 1, (cpu_type_t*)&ai->cputype, NULL);
assert(res == 0);
}
}
#endif
int i;
char** newargv = calloc((size_t)argc, sizeof(void*));
for (i = 1; i < argc; ++i) {
newargv[i-1] = argv[i];
}
newargv[i-1] = NULL;
struct timeval tv_start;
gettimeofday(&tv_start, NULL);
#ifdef HAVE_POSIX_SPAWNP
#ifdef __APPLE__
if (spawnflags & POSIX_SPAWN_SETEXEC) {
pid = fork();
}
#endif
if (!pid) {
res = posix_spawnp(&pid, newargv[0], NULL, &attr, newargv, environ);
if (res) {
errno = res;
perror(newargv[0]);
exit(EXIT_FAILURE);
}
}
#elif defined(__unix__)
(void)res;
pid = fork();
if (pid == -1) {
perror("fork");
exit(EXIT_FAILURE);
} else if (pid == 0) {
// Child process
if (execve(newargv[0], newargv, environ) == -1) {
perror(newargv[0]);
_Exit(EXIT_FAILURE);
}
}
#elif defined(_WIN32)
(void)res;
WCHAR *cmdline = argv_to_command_line(newargv);
if (!cmdline) {
fprintf(stderr, "argv_to_command_line() failed\n");
exit(EXIT_FAILURE);
}
STARTUPINFOW si = {.cb = sizeof(si)};
PROCESS_INFORMATION pi;
BOOL created = CreateProcessW(NULL, cmdline, NULL, NULL, FALSE, 0, NULL, NULL, &si, &pi);
DWORD error = GetLastError();
free(cmdline);
if (!created) {
print_winapi_error("CreateProcessW", error);
exit(EXIT_FAILURE);
}
pid = (pid_t)pi.dwProcessId;
#else
#error "bsdtestharness not implemented on this platform"
#endif
//fprintf(stderr, "pid = %d\n", pid);
assert(pid > 0);
#if defined(__linux__)
int status;
struct rusage usage;
struct timeval tv_stop, tv_wall;
int res2 = wait4(pid, &status, 0, &usage);
(void)res2;
gettimeofday(&tv_stop, NULL);
tv_wall.tv_sec = tv_stop.tv_sec - tv_start.tv_sec;
tv_wall.tv_sec -= (tv_stop.tv_usec < tv_start.tv_usec);
tv_wall.tv_usec = labs(tv_stop.tv_usec - tv_start.tv_usec);
assert(res2 != -1);
test_long("Process exited", (WIFEXITED(status) && WEXITSTATUS(status) && WEXITSTATUS(status) != 0xff) || WIFSIGNALED(status), 0);
printf("[PERF]\twall time: %ld.%06ld\n", tv_wall.tv_sec, tv_wall.tv_usec);
printf("[PERF]\tuser time: %ld.%06ld\n", usage.ru_utime.tv_sec, usage.ru_utime.tv_usec);
printf("[PERF]\tsystem time: %ld.%06ld\n", usage.ru_stime.tv_sec, usage.ru_stime.tv_usec);
printf("[PERF]\tmax resident set size: %ld\n", usage.ru_maxrss);
printf("[PERF]\tpage faults: %ld\n", usage.ru_majflt);
printf("[PERF]\tswaps: %ld\n", usage.ru_nswap);
printf("[PERF]\tvoluntary context switches: %ld\n", usage.ru_nvcsw);
printf("[PERF]\tinvoluntary context switches: %ld\n", usage.ru_nivcsw);
exit((WIFEXITED(status) && WEXITSTATUS(status)) || WIFSIGNALED(status));
#elif defined(_WIN32)
if (WaitForSingleObject(pi.hProcess, INFINITE) != WAIT_OBJECT_0) {
print_winapi_error("WaitForSingleObject", GetLastError());
exit(EXIT_FAILURE);
}
struct timeval tv_stop, tv_wall;
gettimeofday(&tv_stop, NULL);
tv_wall.tv_sec = tv_stop.tv_sec - tv_start.tv_sec;
tv_wall.tv_sec -= (tv_stop.tv_usec < tv_start.tv_usec);
tv_wall.tv_usec = labs(tv_stop.tv_usec - tv_start.tv_usec);
DWORD status;
if (!GetExitCodeProcess(pi.hProcess, &status)) {
print_winapi_error("GetExitCodeProcess", GetLastError());
exit(EXIT_FAILURE);
}
FILETIME create_time, exit_time, kernel_time, user_time;
if (!GetProcessTimes(pi.hProcess, &create_time, &exit_time, &kernel_time, &user_time)) {
print_winapi_error("GetProcessTimes", GetLastError());
exit(EXIT_FAILURE);
}
struct timeval utime, stime;
filetime_to_timeval(&utime, &user_time);
filetime_to_timeval(&stime, &kernel_time);
PROCESS_MEMORY_COUNTERS counters;
if (!GetProcessMemoryInfo(pi.hProcess, &counters, sizeof(counters))) {
print_winapi_error("GetProcessMemoryInfo", GetLastError());
exit(EXIT_FAILURE);
}
test_long("Process exited", status == 0 || status == 0xff, 1);
printf("[PERF]\twall time: %ld.%06ld\n", tv_wall.tv_sec, tv_wall.tv_usec);
printf("[PERF]\tuser time: %ld.%06ld\n", utime.tv_sec, utime.tv_usec);
printf("[PERF]\tsystem time: %ld.%06ld\n", stime.tv_sec, stime.tv_usec);
printf("[PERF]\tmax working set size: %zu\n", counters.PeakWorkingSetSize);
printf("[PERF]\tpage faults: %lu\n", counters.PageFaultCount);
exit(status ? EXIT_FAILURE : EXIT_SUCCESS);
#else
dispatch_queue_t main_q = dispatch_get_main_queue();
dispatch_source_t tmp_ds = dispatch_source_create(DISPATCH_SOURCE_TYPE_PROC, pid, DISPATCH_PROC_EXIT, main_q);
assert(tmp_ds);
dispatch_source_set_event_handler(tmp_ds, ^{
int status;
struct rusage usage;
struct timeval tv_stop, tv_wall;
gettimeofday(&tv_stop, NULL);
tv_wall.tv_sec = tv_stop.tv_sec - tv_start.tv_sec;
tv_wall.tv_sec -= (tv_stop.tv_usec < tv_start.tv_usec);
tv_wall.tv_usec = abs(tv_stop.tv_usec - tv_start.tv_usec);
int res2 = wait4(pid, &status, 0, &usage);
assert(res2 != -1);
test_long("Process exited", (WIFEXITED(status) && WEXITSTATUS(status) && WEXITSTATUS(status) != 0xff) || WIFSIGNALED(status), 0);
printf("[PERF]\twall time: %ld.%06d\n", tv_wall.tv_sec, tv_wall.tv_usec);
printf("[PERF]\tuser time: %ld.%06d\n", usage.ru_utime.tv_sec, usage.ru_utime.tv_usec);
printf("[PERF]\tsystem time: %ld.%06d\n", usage.ru_stime.tv_sec, usage.ru_stime.tv_usec);
printf("[PERF]\tmax resident set size: %ld\n", usage.ru_maxrss);
printf("[PERF]\tpage faults: %ld\n", usage.ru_majflt);
printf("[PERF]\tswaps: %ld\n", usage.ru_nswap);
printf("[PERF]\tvoluntary context switches: %ld\n", usage.ru_nvcsw);
printf("[PERF]\tinvoluntary context switches: %ld\n", usage.ru_nivcsw);
exit((WIFEXITED(status) && WEXITSTATUS(status)) || WIFSIGNALED(status));
});
dispatch_resume(tmp_ds);
if (!to) {
#if TARGET_OS_EMBEDDED
to = 180LL * NSEC_PER_SEC;
#else
to = 90LL * NSEC_PER_SEC;
#endif
}
dispatch_after(dispatch_time(DISPATCH_TIME_NOW, to), main_q, ^{
kill(pid, SIGKILL);
fprintf(stderr, "Terminating unresponsive process (%0.1lfs)\n", (double)to / NSEC_PER_SEC);
});
signal(SIGINT, SIG_IGN);
tmp_ds = dispatch_source_create(DISPATCH_SOURCE_TYPE_SIGNAL, SIGINT, 0, main_q);
assert(tmp_ds);
dispatch_source_set_event_handler(tmp_ds, ^{
fprintf(stderr, "Terminating process due to signal\n");
kill(pid, SIGKILL);
});
dispatch_resume(tmp_ds);
if (spawnflags & POSIX_SPAWN_SETEXEC) {
usleep(USEC_PER_SEC/10);
}
kill(pid, SIGCONT);
dispatch_main();
#endif
return 0;
}