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// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/power_monitor/battery_level_provider.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace base {
namespace {
class FakeBatteryLevelProvider : public BatteryLevelProvider {
public:
using BatteryDetails = BatteryLevelProvider::BatteryDetails;
FakeBatteryLevelProvider() = default;
static BatteryState MakeBatteryState(
const std::vector<BatteryDetails>& battery_details) {
return BatteryLevelProvider::MakeBatteryState(battery_details);
}
};
} // namespace
using BatteryDetails = FakeBatteryLevelProvider::BatteryDetails;
TEST(BatteryLevelProviderTest, NoBattery) {
auto state = FakeBatteryLevelProvider::MakeBatteryState({});
EXPECT_EQ(0, state.battery_count);
EXPECT_TRUE(state.is_external_power_connected);
EXPECT_FALSE(state.current_capacity.has_value());
EXPECT_FALSE(state.full_charged_capacity.has_value());
EXPECT_NE(base::TimeTicks(), state.capture_time);
}
TEST(BatteryLevelProviderTest, SingleBatteryWithExternalPower) {
auto state = FakeBatteryLevelProvider::MakeBatteryState(
{BatteryDetails({.is_external_power_connected = true,
.current_capacity = 42,
.full_charged_capacity = 100})});
EXPECT_EQ(1, state.battery_count);
EXPECT_TRUE(state.is_external_power_connected);
EXPECT_EQ(42U, state.current_capacity);
EXPECT_EQ(100U, state.full_charged_capacity);
EXPECT_NE(base::TimeTicks(), state.capture_time);
}
TEST(BatteryLevelProviderTest, SingleBatteryDischarging) {
auto state = FakeBatteryLevelProvider::MakeBatteryState(
{BatteryDetails({.is_external_power_connected = false,
.current_capacity = 42,
.full_charged_capacity = 100})});
EXPECT_EQ(1, state.battery_count);
EXPECT_FALSE(state.is_external_power_connected);
EXPECT_EQ(42U, state.current_capacity);
EXPECT_EQ(100U, state.full_charged_capacity);
EXPECT_NE(base::TimeTicks(), state.capture_time);
}
TEST(BatteryLevelProviderTest, MultipleBatteriesWithExternalPower) {
auto state = FakeBatteryLevelProvider::MakeBatteryState(
{BatteryDetails({.is_external_power_connected = false,
.current_capacity = 42,
.full_charged_capacity = 100}),
BatteryDetails({.is_external_power_connected = true,
.current_capacity = 10,
.full_charged_capacity = 100})});
EXPECT_EQ(2, state.battery_count);
EXPECT_TRUE(state.is_external_power_connected);
EXPECT_EQ(std::nullopt, state.current_capacity);
EXPECT_EQ(std::nullopt, state.full_charged_capacity);
EXPECT_NE(base::TimeTicks(), state.capture_time);
}
TEST(BatteryLevelProviderTest, MultipleBatteriesDischarging) {
auto state = FakeBatteryLevelProvider::MakeBatteryState(
{BatteryDetails({.is_external_power_connected = false,
.current_capacity = 42,
.full_charged_capacity = 100}),
BatteryDetails({.is_external_power_connected = false,
.current_capacity = 10,
.full_charged_capacity = 100})});
EXPECT_EQ(2, state.battery_count);
EXPECT_FALSE(state.is_external_power_connected);
EXPECT_EQ(std::nullopt, state.current_capacity);
EXPECT_EQ(std::nullopt, state.full_charged_capacity);
EXPECT_NE(base::TimeTicks(), state.capture_time);
}
TEST(BatteryLevelProviderTest, SingleBatteryMAh) {
auto state = FakeBatteryLevelProvider::MakeBatteryState({BatteryDetails(
{.is_external_power_connected = false,
.current_capacity = 42,
.full_charged_capacity = 100,
.voltage_mv = 12,
.charge_unit = BatteryLevelProvider::BatteryLevelUnit::kMAh})});
EXPECT_EQ(1, state.battery_count);
EXPECT_FALSE(state.is_external_power_connected);
EXPECT_EQ(42U, state.current_capacity);
EXPECT_EQ(100U, state.full_charged_capacity);
EXPECT_TRUE(state.voltage_mv.has_value());
EXPECT_EQ(12U, *state.voltage_mv);
EXPECT_EQ(BatteryLevelProvider::BatteryLevelUnit::kMAh, state.charge_unit);
EXPECT_NE(base::TimeTicks(), state.capture_time);
}
} // namespace base
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