blob: 40542113d8a596ffa6ae5e3ce689d4fe657fb394 [file] [log] [blame]
# Copyright 2015 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 pprint
from threading import Timer
from autotest_lib.client.bin.input.input_device import *
class firmwareCheckKeys(object):
"""An abstraction to deal with checking firmware keys."""
# pylint: disable=undefined-variable
version = 1
actual_output = []
device = None
ev = None
def __init__(self):
for evdev in glob.glob("/dev/input/event*"):
device = InputDevice(evdev)
if device.is_keyboard():
print 'keyboard device %s' % evdev
self.device = device
def _keyboard_input(self):
"""Read key presses."""
index = 0
while True:
if self.ev.code != KEY_RESERVED:
print "EventCode is %d value is %d" % (self.ev.code,
if self.ev.type == 0 or self.ev.type == 1:
index = index + 1
def check_keys(self, expected_sequence):
"""Wait for key press for 10 seconds.
@return number of input keys captured, -1 for error.
if not self.device:
logging.error("Could not find a keyboard device")
return -1
self.ev = InputEvent()
Timer(0, self._keyboard_input).start()
# Keypresses will have a tendency to repeat as there is delay between
# the down and up events. We're not interested in precisely how many
# repeats of the key there is, just what is the sequence of keys,
# so, we will make the list unique.
uniq_actual_output = sorted(list(set(self.actual_output)))
if uniq_actual_output != expected_sequence:
print 'Keys mismatched %s' % pprint.pformat(uniq_actual_output)
return -1
print 'Key match expected: %s' % pprint.pformat(uniq_actual_output)
return len(uniq_actual_output)