| /* |
| * Copyright (C) 2021 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #include "src/traced/probes/power/linux_power_sysfs_data_source.h" |
| #include "src/base/test/tmp_dir_tree.h" |
| #include "test/gtest_and_gmock.h" |
| |
| namespace perfetto { |
| namespace { |
| |
| TEST(LinuxPowerSysfsDataSourceTest, BatteryCounters) { |
| base::TmpDirTree tmpdir; |
| std::unique_ptr<LinuxPowerSysfsDataSource::BatteryInfo> battery_info_; |
| |
| tmpdir.AddDir("BAT0"); |
| tmpdir.AddFile("BAT0/type", "Battery\n"); |
| tmpdir.AddFile("BAT0/present", "1\n"); |
| tmpdir.AddFile("BAT0/capacity", "95\n"); // 95 percent. |
| tmpdir.AddFile("BAT0/charge_now", "3074000\n"); // 3074000 µAh. |
| tmpdir.AddFile("BAT0/current_now", "245000\n"); // 245000 µA. |
| tmpdir.AddFile("BAT0/current_avg", "240000\n"); // 240000 µA. |
| |
| battery_info_.reset( |
| new LinuxPowerSysfsDataSource::BatteryInfo(tmpdir.path().c_str())); |
| |
| EXPECT_EQ(battery_info_->num_batteries(), 1u); |
| EXPECT_EQ(*battery_info_->GetCapacityPercent(0), 95); |
| EXPECT_EQ(*battery_info_->GetCurrentNowUa(0), 245000); |
| EXPECT_EQ(*battery_info_->GetAverageCurrentUa(0), 240000); |
| EXPECT_EQ(*battery_info_->GetChargeCounterUah(0), 3074000); |
| } |
| |
| TEST(LinuxPowerSysfsDataSourceTest, HidDeviceCounters) { |
| base::TmpDirTree tmpdir; |
| std::unique_ptr<LinuxPowerSysfsDataSource::BatteryInfo> battery_info_; |
| |
| // Some HID devices (e.g. stylus) can also report battery info. |
| tmpdir.AddDir("hid-0001-battery"); |
| tmpdir.AddFile("hid-0001-battery/type", "Battery\n"); |
| tmpdir.AddFile("hid-0001-battery/present", "1\n"); |
| tmpdir.AddFile("hid-0001-battery/capacity", "88\n"); // 88 percent. |
| // The HID device only reports the battery capacity in percent. |
| |
| battery_info_.reset( |
| new LinuxPowerSysfsDataSource::BatteryInfo(tmpdir.path().c_str())); |
| |
| EXPECT_EQ(battery_info_->num_batteries(), 1u); |
| EXPECT_EQ(*battery_info_->GetCapacityPercent(0), 88); |
| EXPECT_EQ(battery_info_->GetCurrentNowUa(0), std::nullopt); |
| EXPECT_EQ(battery_info_->GetAverageCurrentUa(0), std::nullopt); |
| EXPECT_EQ(battery_info_->GetChargeCounterUah(0), std::nullopt); |
| } |
| |
| TEST(LinuxPowerSysfsDataSourceTest, MultipleBatteries) { |
| base::TmpDirTree tmpdir; |
| std::unique_ptr<LinuxPowerSysfsDataSource::BatteryInfo> battery_info_; |
| |
| // Some HID devices (e.g. stylus) can also report battery info. |
| tmpdir.AddDir("hid-0001-battery"); |
| tmpdir.AddFile("hid-0001-battery/type", "Battery\n"); |
| tmpdir.AddFile("hid-0001-battery/present", "1\n"); |
| tmpdir.AddFile("hid-0001-battery/capacity", "88\n"); // 88 percent. |
| // The HID device only reports the battery capacity in percent. |
| |
| // Add the main battery. |
| tmpdir.AddDir("BAT0"); |
| tmpdir.AddFile("BAT0/type", "Battery\n"); |
| tmpdir.AddFile("BAT0/present", "1\n"); |
| tmpdir.AddFile("BAT0/capacity", "95\n"); // 95 percent. |
| tmpdir.AddFile("BAT0/charge_now", "3074000\n"); // 3074000 µAh. |
| tmpdir.AddFile("BAT0/current_now", "245000\n"); // 245000 µA. |
| tmpdir.AddFile("BAT0/current_avg", "240000\n"); // 240000 µA. |
| |
| battery_info_.reset( |
| new LinuxPowerSysfsDataSource::BatteryInfo(tmpdir.path().c_str())); |
| |
| EXPECT_EQ(battery_info_->num_batteries(), 2u); |
| size_t main_battery_idx = battery_info_->GetBatteryName(0) == "BAT0" ? 0 : 1; |
| size_t second_battery_idx = main_battery_idx == 0 ? 1 : 0; |
| |
| EXPECT_EQ(*battery_info_->GetCapacityPercent(second_battery_idx), 88); |
| EXPECT_EQ(battery_info_->GetCurrentNowUa(second_battery_idx), std::nullopt); |
| EXPECT_EQ(battery_info_->GetAverageCurrentUa(second_battery_idx), |
| std::nullopt); |
| EXPECT_EQ(battery_info_->GetChargeCounterUah(second_battery_idx), |
| std::nullopt); |
| |
| EXPECT_EQ(*battery_info_->GetCapacityPercent(main_battery_idx), 95); |
| EXPECT_EQ(*battery_info_->GetCurrentNowUa(main_battery_idx), 245000); |
| EXPECT_EQ(*battery_info_->GetAverageCurrentUa(main_battery_idx), 240000); |
| EXPECT_EQ(*battery_info_->GetChargeCounterUah(main_battery_idx), 3074000); |
| } |
| |
| TEST(LinuxPowerSysfsDataSourceTest, EnergyNow) { |
| base::TmpDirTree tmpdir; |
| std::unique_ptr<LinuxPowerSysfsDataSource::BatteryInfo> battery_info_; |
| |
| tmpdir.AddDir("BAT0"); |
| tmpdir.AddFile("BAT0/type", "Battery\n"); |
| tmpdir.AddFile("BAT0/present", "1\n"); |
| tmpdir.AddFile("BAT0/capacity", "95\n"); // 95 percent. |
| tmpdir.AddFile("BAT0/energy_now", "56680000\n"); // 56680000 µWh. |
| |
| battery_info_.reset( |
| new LinuxPowerSysfsDataSource::BatteryInfo(tmpdir.path().c_str())); |
| |
| EXPECT_EQ(battery_info_->num_batteries(), 1u); |
| EXPECT_EQ(*battery_info_->GetCapacityPercent(0), 95); |
| EXPECT_EQ(*battery_info_->GetEnergyCounterUah(0), 56680000); |
| } |
| |
| TEST(LinuxPowerSysfsDataSourceTest, EnergyVoltageNow) { |
| base::TmpDirTree tmpdir; |
| std::unique_ptr<LinuxPowerSysfsDataSource::BatteryInfo> battery_info_; |
| |
| tmpdir.AddDir("BAT0"); |
| tmpdir.AddFile("BAT0/type", "Battery\n"); |
| tmpdir.AddFile("BAT0/present", "1\n"); |
| tmpdir.AddFile("BAT0/capacity", "95\n"); // 95 percent. |
| tmpdir.AddFile("BAT0/voltage_now", "17356000\n"); // Now at 17.356 µV. |
| |
| battery_info_.reset( |
| new LinuxPowerSysfsDataSource::BatteryInfo(tmpdir.path().c_str())); |
| |
| EXPECT_EQ(battery_info_->num_batteries(), 1u); |
| EXPECT_EQ(*battery_info_->GetCapacityPercent(0), 95); |
| EXPECT_EQ(*battery_info_->GetVoltageUv(0), 17356000); |
| } |
| |
| } // namespace |
| } // namespace perfetto |