# Copyright (c) 2013 The Chromium OS Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.

from autotest_lib.client.bin import test, utils
from autotest_lib.client.cros import sys_power

class power_MemorySuspend(test.test):
    """Suspend the system via memory_suspend_test."""

    version = 1

    def initialize(self):
        utils.system('stop ui', ignore_status=True)


    def run_once(self):
        meminfo = utils.read_file('/proc/meminfo')
        free_kb = int(utils.get_field(meminfo, 0, 'MemFree:'))
        inactive_kb = int(utils.get_field(meminfo, 0, 'Inactive:'))
        slack_kb = 128 * 1024
        sys_power.memory_suspend(10, (free_kb + inactive_kb - slack_kb) * 1024)


    def cleanup(self):
        utils.system('start ui')