146 lines
5.9 KiB
Python
146 lines
5.9 KiB
Python
# 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 os
|
|
import logging
|
|
|
|
from autotest_lib.client.bin import utils
|
|
from autotest_lib.client.common_lib import error
|
|
from autotest_lib.client.common_lib.cros import chrome
|
|
from autotest_lib.client.cros import service_stopper
|
|
from autotest_lib.client.cros.graphics import graphics_utils
|
|
|
|
# to run this test manually on a test target
|
|
# ssh root@machine
|
|
# cd /usr/local/glbench/bin
|
|
# stop ui
|
|
# ./windowmanagertest --screenshot1_sec 2 --screenshot2_sec 1 --cooldown_sec 1 \
|
|
# --screenshot1_cmd "screenshot screenshot1_generated.png" \
|
|
# --screenshot2_cmd "screenshot screenshot2_generated.png"
|
|
# start ui
|
|
|
|
|
|
class graphics_Sanity(graphics_utils.GraphicsTest):
|
|
"""
|
|
This test is meant to be used as a quick sanity check for GL/GLES.
|
|
"""
|
|
version = 1
|
|
|
|
# None-init vars used by cleanup() here, in case setup() fails
|
|
_services = None
|
|
|
|
def cleanup(self):
|
|
super(graphics_Sanity, self).cleanup()
|
|
if self._services:
|
|
self._services.restore_services()
|
|
|
|
def test_something_on_screen(self):
|
|
"""Check if something is drawn on screen: i.e. not a black screen.
|
|
|
|
@raises TestFail if we cannot determine there was something on screen.
|
|
"""
|
|
|
|
def can_take_screenshot():
|
|
"""Check that taking a screenshot can succeed.
|
|
|
|
There are cases when trying to take a screenshot on the device
|
|
fails. e.g. the display has gone to sleep, we have logged out and
|
|
the UI has not come back up yet etc.
|
|
"""
|
|
try:
|
|
graphics_utils.take_screenshot(self.resultsdir,
|
|
'temp screenshot')
|
|
return True
|
|
except:
|
|
return False
|
|
|
|
utils.poll_for_condition(
|
|
can_take_screenshot,
|
|
sleep_interval=1,
|
|
desc='Failed to take a screenshot. There may be an issue with this '
|
|
'ChromeOS image.')
|
|
|
|
w, h = graphics_utils.get_internal_resolution()
|
|
megapixels = (w * h) / 1000000
|
|
filesize_threshold = 15 * megapixels
|
|
screenshot1 = graphics_utils.take_screenshot(self.resultsdir,
|
|
'oobe or signin')
|
|
|
|
with chrome.Chrome() as cr:
|
|
tab = cr.browser.tabs[0]
|
|
tab.Navigate('chrome://settings')
|
|
tab.WaitForDocumentReadyStateToBeComplete()
|
|
|
|
screenshot2 = graphics_utils.take_screenshot(
|
|
self.resultsdir, 'settings page')
|
|
|
|
for screenshot in [screenshot1, screenshot2]:
|
|
file_size_kb = os.path.getsize(screenshot) / 1000
|
|
|
|
# Use compressed file size to tell if anything is on screen.
|
|
if file_size_kb > filesize_threshold:
|
|
return
|
|
|
|
raise error.TestFail(
|
|
'Screenshot filesize is smaller than expected(%s <= %s). This '
|
|
'indicates that there is nothing on screen. This ChromeOS image '
|
|
'could be unusable. Check the screenshot in the results folder.' %
|
|
(file_size_kb, filesize_threshold))
|
|
|
|
def test_generated_screenshots_match_expectation(self):
|
|
"""Draws a texture with a soft ellipse twice and captures each image.
|
|
Compares the output fuzzily against reference images.
|
|
"""
|
|
self._services = service_stopper.ServiceStopper(['ui'])
|
|
self._services.stop_services()
|
|
|
|
screenshot1_reference = os.path.join(self.bindir,
|
|
'screenshot1_reference.png')
|
|
screenshot1_generated = os.path.join(self.resultsdir,
|
|
'screenshot1_generated.png')
|
|
screenshot1_resized = os.path.join(self.resultsdir,
|
|
'screenshot1_generated_resized.png')
|
|
screenshot2_reference = os.path.join(self.bindir,
|
|
'screenshot2_reference.png')
|
|
screenshot2_generated = os.path.join(self.resultsdir,
|
|
'screenshot2_generated.png')
|
|
screenshot2_resized = os.path.join(self.resultsdir,
|
|
'screenshot2_generated_resized.png')
|
|
|
|
exefile = os.path.join('/usr/local/', 'glbench', 'bin', 'windowmanagertest');
|
|
|
|
# Delay before screenshot: 1 second has caused failures.
|
|
options = ' --screenshot1_sec 2'
|
|
options += ' --screenshot2_sec 1'
|
|
options += ' --cooldown_sec 1'
|
|
# perceptualdiff can handle only 8 bit images.
|
|
screenshot_cmd = ' "screenshot %s"'
|
|
options += ' --screenshot1_cmd' + screenshot_cmd % screenshot1_generated
|
|
options += ' --screenshot2_cmd' + screenshot_cmd % screenshot2_generated
|
|
|
|
cmd = exefile + ' ' + options
|
|
utils.run(
|
|
cmd, stdout_tee=utils.TEE_TO_LOGS, stderr_tee=utils.TEE_TO_LOGS)
|
|
|
|
convert_cmd = ('convert -channel RGB -colorspace RGB -depth 8'
|
|
" -resize '100x100!' %s %s")
|
|
utils.system(convert_cmd % (screenshot1_generated, screenshot1_resized))
|
|
utils.system(convert_cmd % (screenshot2_generated, screenshot2_resized))
|
|
os.remove(screenshot1_generated)
|
|
os.remove(screenshot2_generated)
|
|
|
|
diff_cmd = 'perceptualdiff -verbose %s %s'
|
|
utils.system(diff_cmd % (screenshot1_reference, screenshot1_resized))
|
|
utils.system(diff_cmd % (screenshot2_reference, screenshot2_resized))
|
|
|
|
def run_once(self):
|
|
if graphics_utils.get_display_resolution() is None:
|
|
logging.warning('Skipping test because there is no screen')
|
|
return
|
|
self.add_failures('graphics_Sanity')
|
|
self.wake_screen_with_keyboard()
|
|
self.test_something_on_screen()
|
|
self.test_generated_screenshots_match_expectation()
|
|
self.remove_failures('graphics_Sanity')
|