| # 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. |
| |
| AUTHOR = "Chrome OS Team" |
| NAME = "HWQualBatteryChargeTime" |
| TIME = "LONG" |
| TEST_CATEGORY = "Benchmark" |
| TEST_CLASS = "suite" |
| TEST_TYPE = "client" |
| |
| DOC = """ |
| This test measures the battery charging time and enforces constraints. Before |
| running this test, the battery charge should be less than 5% and the device |
| should be plugged into AC. Also, the battery capacity at test time must be |
| at least 80% of design capacity (battery wear can be 20% at most). Over the |
| course of 3 hours, the battery charge should increase by at least 94% of the |
| maximum battery charge. |
| """ |
| |
| # In the time limit account for the delta charge constraints |
| max_hours = 3 |
| percent_charge_delta = 94.0 |
| time_limit = max_hours * 60 * 60 * percent_charge_delta / 100.0 |
| # battery must be at least 80% of design capacity |
| percent_battery_wear_allowed = .20 |
| |
| job.run_test('power_BatteryCharge', |
| max_run_time=time_limit, |
| percent_charge_to_add=100, |
| percent_initial_charge_max=5, |
| use_design_charge_capacity=False, |
| constraints=[ |
| '1.0 - ah_charge_full / ah_charge_full_design <= %f' % |
| percent_battery_wear_allowed, |
| 'percent_final_charge - percent_initial_charge >= %f' % |
| percent_charge_delta, |
| ]) |
