Add idle multiprocess system test.

/*

* kinetic-c

* Copyright (C) 2014 Seagate Technology.

*

* This program is free software; you can redistribute it and/or

* modify it under the terms of the GNU General Public License

* as published by the Free Software Foundation; either version 2

* of the License, or (at your option) any later version.

*

* This program is distributed in the hope that it will be useful,

* but WITHOUT ANY WARRANTY; without even the implied warranty of

* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

* GNU General Public License for more details.

*

* You should have received a copy of the GNU General Public License

* along with this program; if not, write to the Free Software

* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

*

*/

#include <unistd.h>

#include <err.h>

#include "system_test_fixture.h"

#include "kinetic_client.h"

static SystemTestFixture Fixture;

#define IDLE_SECONDS 10

void setUp(void)

{

}

void tearDown(void)

{

}

static void child_task(void) {

    SystemTestSetup(&Fixture, 0);

    sleep(IDLE_SECONDS);

    SystemTestTearDown(&Fixture);

    exit(0);

}

void test_idle_system_should_go_dormant(void)

{

    const int children = 16;

    for (int i = 0; i < children; i++) {

        pid_t pid = fork();

        if (pid == 0) {

            child_task();

        } else if (pid == -1) {

            err(1, "fork");

        } else {

            /* nop */

        }

    }

    sleep(IDLE_SECONDS);

    for (int i = 0; i < children; i++) {

        int stat_loc = 0;

        wait(&stat_loc);

    }

}