blob: 681f9a0640001b4b0f36eef66b5d8aa1309fce5e [file] [log] [blame]
# Copyright (c) 2010 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.
import logging, time
from autotest_lib.client.bin import test
from autotest_lib.client.cros.power import power_status
class power_StatsUSB(test.test):
version = 1
def run_once(self, test_time=60):
usb = power_status.USBSuspendStats()
# get USB percent active since boot
usb.incremental = False
stats = usb.refresh()'USB active time since boot: %.2f%%', stats['active'])
# sleep for some time
# get USB percent active during the test time
usb.incremental = True
stats = usb.refresh()'USB active time in the last %d seconds: %.2f%%',
test_time, stats['active'])