blob: aa4bfd9496c122290d80b50907fc2fa3834d13d5 [file] [log] [blame]
# Copyright (c) 2012 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 time
from autotest_lib.client.bin import test
from autotest_lib.client.common_lib import error
from import graphics_utils
class graphics_KernelMemory(graphics_utils.GraphicsTest):
Reads from sysfs to determine kernel gem objects and memory info.
version = 1
def initialize(self):
super(graphics_KernelMemory, self).initialize()
def run_once(self):
# TODO(ihf): We want to give this test something well-defined to
# measure. For now that will be the CrOS login-screen memory use.
# We could also log into the machine using telemetry, but that is
# still flaky. So for now we, lame as we are, just sleep a bit.
# We should still be in the login screen and memory use > 0.
if self._GSC.get_memory_access_errors() > 0:
raise error.TestFail('Failed: Detected %d errors accessing graphics'
' memory.' % self.GKM.num_errors)