| # Copyright (c) 2014 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. |
| |
| """This is a display hot-plug and reboot test using the Chameleon board.""" |
| |
| import logging |
| import time |
| |
| from autotest_lib.client.common_lib import error |
| from autotest_lib.server.cros.chameleon import chameleon_test |
| |
| |
| class display_HotPlugAtBoot(chameleon_test.ChameleonTest): |
| """Display hot-plug and reboot test. |
| |
| This test talks to a Chameleon board and a DUT to set up, run, and verify |
| DUT behavior response to different configuration of hot-plug during boot. |
| """ |
| version = 1 |
| PLUG_CONFIGS = [ |
| # (plugged_before_boot, plugged_after_boot) |
| (False, True), |
| (True, True), |
| (True, False), |
| ] |
| # Allow a range of pixel value difference. |
| PIXEL_DIFF_VALUE_MARGIN = 5 |
| # Time to wait the calibration image stable, like waiting the info |
| # window "DisplayTestExtension triggered full screen" disappeared. |
| CALIBRATION_IMAGE_SETUP_TIME = 10 |
| |
| |
| def run_once(self, host, test_mirrored=False): |
| width, height = self.chameleon_port.get_resolution() |
| logging.info('See the display on Chameleon: port %d (%s) %dx%d', |
| self.chameleon_port.get_connector_id(), |
| self.chameleon_port.get_connector_type(), |
| width, height) |
| # Keep the original connector name, for later comparison. |
| expected_connector = self.display_client.get_connector_name() |
| logging.info('See the display on DUT: %s', expected_connector) |
| |
| logging.info('Set mirrored: %s', test_mirrored) |
| self.display_client.set_mirrored(test_mirrored) |
| |
| errors = [] |
| for plugged_before_boot, plugged_after_boot in self.PLUG_CONFIGS: |
| logging.info('TESTING THE CASE: %s > reboot > %s', |
| 'plug' if plugged_before_boot else 'unplug', |
| 'plug' if plugged_after_boot else 'unplug') |
| boot_id = host.get_boot_id() |
| if plugged_before_boot: |
| self.chameleon_port.plug() |
| else: |
| self.chameleon_port.unplug() |
| |
| # Don't wait DUT up. Do plug/unplug while booting. |
| host.reboot(wait=False) |
| host.test_wait_for_shutdown() |
| if plugged_after_boot: |
| self.chameleon_port.plug() |
| else: |
| self.chameleon_port.unplug() |
| |
| host.test_wait_for_boot(boot_id) |
| self.display_client.connect() |
| current_connector = self.display_client.get_connector_name() |
| # Check the DUT behavior: see the external display? |
| if plugged_after_boot: |
| if not current_connector: |
| raise error.TestFail('Failed to see the external display') |
| elif current_connector != expected_connector: |
| raise error.TestFail( |
| 'See a different display: %s != %s' % |
| (current_connector, expected_connector)) |
| |
| logging.info('Waiting the calibration image stable.') |
| self.display_client.load_calibration_image((width, height)) |
| self.display_client.hide_cursor() |
| time.sleep(self.CALIBRATION_IMAGE_SETUP_TIME) |
| |
| error_message = self.check_screen_with_chameleon( |
| 'SCREEN-%dx%d-%c-B-P' % ( |
| width, height, |
| 'P' if plugged_before_boot else 'U'), |
| self.PIXEL_DIFF_VALUE_MARGIN, 0) |
| if error_message: |
| errors.append(error_message) |
| else: |
| if current_connector: |
| raise error.TestFail( |
| 'See a not-expected external display: %s' % |
| current_connector) |
| |
| if errors: |
| raise error.TestFail('; '.join(errors)) |