| # Lint as: python2, python3 |
| # Copyright 2021 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. |
| """ |
| |
| Bluetooth tests which involve modifying attenuation between the |
| DUT and peer using controllable variable attentuator. |
| |
| These tests can only be run in test bed containing variable attenuator |
| and bluetooth peer. |
| |
| """ |
| from __future__ import absolute_import |
| from __future__ import division |
| from __future__ import print_function |
| |
| import logging |
| |
| from autotest_lib.server.cros.bluetooth.bluetooth_adapter_quick_tests import ( |
| BluetoothAdapterQuickTests) |
| from autotest_lib.server.cros.bluetooth.bluetooth_rvr_tests import ( |
| BluetoothAdapterRvRTests) |
| |
| test_wrapper = BluetoothAdapterQuickTests.quick_test_test_decorator |
| batch_wrapper = BluetoothAdapterQuickTests.quick_test_batch_decorator |
| |
| |
| class bluetooth_AdapterRvR(BluetoothAdapterQuickTests, |
| BluetoothAdapterRvRTests): |
| """ Collection of Bluetooth Range vs Rate tests. |
| |
| rvr_show_rssi_vs_attenuation : This is not a test. It display RSSI vs |
| attenutation for the test bed. This is used lab team to verify test beds. |
| |
| """ |
| |
| @test_wrapper( |
| 'RSSI vs Attenuation', |
| devices={'MOUSE': 1}, |
| ) |
| def rvr_show_rssi_vs_attenuation(self): |
| """ Record RSSI at increasing attenuation """ |
| try: |
| device_type = 'MOUSE' |
| device = self.devices[device_type][0] |
| logging.debug(' attenutor is %s', self.bt_attenuator) |
| rssi_dict = self.check_rssi_vs_attenuation(device, |
| self.bt_attenuator) |
| if rssi_dict == {}: |
| logging.info( |
| 'check_rssi_vs_attenuation did not return any data') |
| return False |
| else: |
| logging.info('--------------------------') |
| logging.info('Total attenutation : RSSI') |
| for attn in sorted(list(rssi_dict.keys())): |
| rssi = rssi_dict[attn] |
| logging.info('%s : %s', attn, rssi) |
| logging.info('--------------------------') |
| return True |
| except Exception as e: |
| logging.error('Exception in rvr_show_rssi_vs_attenuation %s', |
| str(e)) |
| return False |
| |
| @batch_wrapper('Range vs Rate tests') |
| def rvr_health_batch_run(self, num_iterations=1, test_name=None): |
| """ Batch of Range vs Rate tests health tests. """ |
| self.rvr_show_rssi_vs_attenutation() |
| |
| def run_once(self, |
| host, |
| num_iterations=1, |
| args_dict=None, |
| test_name=None, |
| flag='Quick Health'): |
| """Running Bluetooth adapter suspend resume with peer autotest. |
| |
| @param host: the DUT, usually a chromebook |
| @param num_iterations: the number of times to execute the test |
| @param test_name: the test to run or None for all tests |
| @param flag: run tests with this flag (default: Quick Health) |
| |
| """ |
| |
| # Initialize and run the test batch or the requested specific test |
| self.quick_test_init(host, |
| use_btpeer=True, |
| flag=flag, |
| args_dict=args_dict) |
| self.rvr_health_batch_run(num_iterations, test_name) |
| self.quick_test_cleanup() |
