blob: f2d954ce85621dc24cefcd7fd5c15518e3bff296 [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 glob
import logging
import os
from autotest_lib.client.bin import test
from autotest_lib.client.common_lib import error, utils
from autotest_lib.client.cros.power import power_status, power_utils
class power_ProbeDriver(test.test):
"""Confirms that AC driver is loaded and functioning
unless device is AC only."""
version = 1
def run_once(self, test_which='Mains'):
# This test doesn't apply to systems that run on AC only.
if not power_utils.has_battery():
# Gather power supplies
status = power_status.get_status()
run_dict = { 'Mains': self.run_ac, 'Battery': self.run_bat }
run = run_dict.get(test_which)
if run:
raise error.TestNAError('Unknown test type: %s' % test_which)
def run_ac(self, status):
"""Checks AC driver.
@param status: power_status.SysStat object
if not status.linepower:
raise error.TestFail('No line power devices found')
if not status.on_ac():
raise error.TestFail('Line power is not connected')
if not status.battery_discharging():
if status.battery_discharge_ok_on_ac():'DUT battery discharging but deemed ok')
raise error.TestFail('Battery is discharging')
def run_bat(self, status):
""" Checks batteries.
@param status: power_status.SysStat object
if not status.battery:
raise error.TestFail('No battery found')
if not status.battery.present:
raise error.TestFail('No battery present')
if not status.battery_discharging():
raise error.TestFail('No battery discharging')
if status.on_ac():
raise error.TestFail('One of ACs is online')