sigar/tests/t_sigar_proc.c

200 lines
5.5 KiB
C

/**
* Copyright (c) 2009, Sun Microsystems Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* - Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* - Neither the name of Sun Microsystems Inc. nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/types.h>
#ifdef HAVE_SYS_TIME_H
#include <sys/time.h>
#endif
#ifdef HAVE_SYS_RESOURCE_H
#include <sys/resource.h>
#endif
#include <assert.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <errno.h>
#if defined(_WIN32)
#include <WinError.h>
#endif
#include "sigar.h"
#include "sigar_private.h"
#include "sigar_format.h"
#include "sigar_tests.h"
#ifdef HAVE_VALGRIND_VALGRIND_H
#include <valgrind/valgrind.h>
#else
#define RUNNING_ON_VALGRIND 0
#endif
TEST(test_sigar_proc_stat_get) {
sigar_proc_stat_t proc_stat;
assert(SIGAR_OK == sigar_proc_stat_get(t, &proc_stat));
assert(proc_stat.total > 0);
return 0;
}
TEST(test_sigar_proc_list_get) {
sigar_proc_list_t proclist;
size_t i;
assert(SIGAR_OK == sigar_proc_list_get(t, &proclist));
assert(proclist.number > 0);
for (i = 0; i < proclist.number; i++) {
sigar_pid_t pid = proclist.data[i];
sigar_proc_mem_t proc_mem;
sigar_proc_time_t proc_time;
sigar_proc_state_t proc_state;
int ret;
if (SIGAR_OK == (ret = sigar_proc_mem_get(t, pid, &proc_mem))) {
assert(IS_IMPL_U64(proc_mem.size));
assert(IS_IMPL_U64(proc_mem.resident));
#if !(defined(SIGAR_TEST_OS_DARWIN) || defined(SIGAR_TEST_OS_SOLARIS) || defined(_WIN32))
/* MacOS X, solaris nor win32 do provide them */
assert(IS_IMPL_U64(proc_mem.share));
assert(IS_IMPL_U64(proc_mem.minor_faults));
assert(IS_IMPL_U64(proc_mem.major_faults));
#endif
#if !(defined(SIGAR_TEST_OS_DARWIN))
/* freebsd */
assert(IS_IMPL_U64(proc_mem.page_faults));
#endif
} else {
switch (ret) {
case ESRCH:
case EPERM:
/* track the expected error code */
break;
#if (defined(SIGAR_TEST_OS_DARWIN))
/* valgrind on macosx doesn't handle this syscall yet */
case ENOSYS:
if (RUNNING_ON_VALGRIND) {
break;
}
#endif
default:
fprintf(stderr, "ret = %d (%s)\n", ret, sigar_strerror(t, ret));
assert(ret == SIGAR_OK);
break;
}
}
if (SIGAR_OK == (ret = sigar_proc_time_get(t, pid, &proc_time))) {
assert(IS_IMPL_U64(proc_time.start_time));
assert(IS_IMPL_U64(proc_time.user));
assert(IS_IMPL_U64(proc_time.sys));
assert(IS_IMPL_U64(proc_time.total));
#if !(defined(SIGAR_TEST_OS_DARWIN))
/* Freebsd */
assert(proc_time.start_time > 0);
#endif
assert(proc_time.user >= 0);
assert(proc_time.sys >= 0);
assert(proc_time.total == proc_time.user + proc_time.sys);
} else {
switch (ret) {
case EPERM:
case ESRCH:
#if (defined(_WIN32))
/* OpenProcess() may return ERROR_ACCESS_DENIED */
case ERROR_ACCESS_DENIED:
#endif
/* track the expected error code */
break;
#if (defined(SIGAR_TEST_OS_DARWIN))
/* valgrind on macosx doesn't handle this syscall yet */
case ENOSYS:
if (RUNNING_ON_VALGRIND) {
break;
}
#endif
default:
fprintf(stderr, "ret = %d (%s)\n", ret, sigar_strerror(t, ret));
assert(ret == SIGAR_OK);
break;
}
}
if (SIGAR_OK == sigar_proc_state_get(t, pid, &proc_state)) {
assert(proc_state.name != NULL);
#if 0
/* all values are fine */
(proc_state.state); /* we should check if the state is one of the announced group */
(proc_state.ppid);
(proc_state.tty);
(proc_state.priority);
(proc_state.nice);
(proc_state.processor);
#endif
#if !(defined(SIGAR_TEST_OS_DARWIN) || defined(SIGAR_TEST_OS_LINUX))
/* MacOS X doesn't provide them, Linux-IA64 neither */
assert(IS_IMPL_U64(proc_state.threads));
#endif
} else {
switch (ret) {
/* track the expected error code */
#if (defined(SIGAR_TEST_OS_DARWIN))
/* valgrind on macosx doesn't handle this syscall yet */
case ENOSYS:
if (RUNNING_ON_VALGRIND) {
break;
}
#endif
default:
fprintf(stderr, "ret = %d (%s)\n", ret, sigar_strerror(t, ret));
assert(ret == SIGAR_OK);
break;
}
}
}
sigar_proc_list_destroy(t, &proclist);
return 0;
}
int main() {
sigar_t *t;
int err = 0;
assert(SIGAR_OK == sigar_open(&t));
test_sigar_proc_stat_get(t);
test_sigar_proc_list_get(t);
sigar_close(t);
return err ? -1 : 0;
}