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// Copyright (c) 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ash/system/chromeos/power/power_status.h"
#include <set>
#include <string>
#include "base/command_line.h"
#include "base/memory/scoped_ptr.h"
#include "base/message_loop/message_loop.h"
#include "chromeos/dbus/dbus_thread_manager.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/cros_system_api/dbus/service_constants.h"
namespace ash {
namespace internal {
namespace {
class TestObserver : public PowerStatus::Observer {
public:
TestObserver() : power_changed_count_(0) {}
virtual ~TestObserver() {}
int power_changed_count() const { return power_changed_count_; }
// PowerStatus::Observer overrides:
virtual void OnPowerStatusChanged() OVERRIDE { ++power_changed_count_; }
private:
int power_changed_count_;
DISALLOW_COPY_AND_ASSIGN(TestObserver);
};
} // namespace
class PowerStatusTest : public testing::Test {
public:
PowerStatusTest() : power_status_(NULL) {}
virtual ~PowerStatusTest() {}
virtual void SetUp() OVERRIDE {
chromeos::DBusThreadManager::InitializeWithStub();
PowerStatus::Initialize();
power_status_ = PowerStatus::Get();
test_observer_.reset(new TestObserver);
power_status_->AddObserver(test_observer_.get());
}
virtual void TearDown() OVERRIDE {
power_status_->RemoveObserver(test_observer_.get());
test_observer_.reset();
PowerStatus::Shutdown();
chromeos::DBusThreadManager::Shutdown();
}
protected:
base::MessageLoopForUI message_loop_;
PowerStatus* power_status_; // Not owned.
scoped_ptr<TestObserver> test_observer_;
private:
DISALLOW_COPY_AND_ASSIGN(PowerStatusTest);
};
TEST_F(PowerStatusTest, InitializeAndUpdate) {
// Test that the initial power supply state should be acquired after
// PowerStatus is instantiated. This depends on
// PowerManagerClientStubImpl, which responds to power status update
// requests, pretends there is a battery present, and generates some valid
// power supply status data.
message_loop_.RunUntilIdle();
EXPECT_EQ(1, test_observer_->power_changed_count());
// Test RequestUpdate, test_obsever_ should be notified for power suuply
// status change.
power_status_->RequestStatusUpdate();
message_loop_.RunUntilIdle();
EXPECT_EQ(2, test_observer_->power_changed_count());
}
TEST_F(PowerStatusTest, ShouldDisplayBatteryTime) {
EXPECT_FALSE(PowerStatus::ShouldDisplayBatteryTime(
base::TimeDelta::FromSeconds(-1)));
EXPECT_FALSE(PowerStatus::ShouldDisplayBatteryTime(
base::TimeDelta::FromSeconds(0)));
EXPECT_FALSE(PowerStatus::ShouldDisplayBatteryTime(
base::TimeDelta::FromSeconds(59)));
EXPECT_TRUE(PowerStatus::ShouldDisplayBatteryTime(
base::TimeDelta::FromSeconds(60)));
EXPECT_TRUE(PowerStatus::ShouldDisplayBatteryTime(
base::TimeDelta::FromSeconds(600)));
EXPECT_TRUE(PowerStatus::ShouldDisplayBatteryTime(
base::TimeDelta::FromSeconds(3600)));
EXPECT_TRUE(PowerStatus::ShouldDisplayBatteryTime(
base::TimeDelta::FromSeconds(
PowerStatus::kMaxBatteryTimeToDisplaySec)));
EXPECT_FALSE(PowerStatus::ShouldDisplayBatteryTime(
base::TimeDelta::FromSeconds(
PowerStatus::kMaxBatteryTimeToDisplaySec + 1)));
}
TEST_F(PowerStatusTest, SplitTimeIntoHoursAndMinutes) {
int hours = 0, minutes = 0;
PowerStatus::SplitTimeIntoHoursAndMinutes(
base::TimeDelta::FromSeconds(0), &hours, &minutes);
EXPECT_EQ(0, hours);
EXPECT_EQ(0, minutes);
PowerStatus::SplitTimeIntoHoursAndMinutes(
base::TimeDelta::FromSeconds(60), &hours, &minutes);
EXPECT_EQ(0, hours);
EXPECT_EQ(1, minutes);
PowerStatus::SplitTimeIntoHoursAndMinutes(
base::TimeDelta::FromSeconds(3600), &hours, &minutes);
EXPECT_EQ(1, hours);
EXPECT_EQ(0, minutes);
PowerStatus::SplitTimeIntoHoursAndMinutes(
base::TimeDelta::FromSeconds(3600 + 60), &hours, &minutes);
EXPECT_EQ(1, hours);
EXPECT_EQ(1, minutes);
PowerStatus::SplitTimeIntoHoursAndMinutes(
base::TimeDelta::FromSeconds(7 * 3600 + 23 * 60), &hours, &minutes);
EXPECT_EQ(7, hours);
EXPECT_EQ(23, minutes);
// Check that minutes are rounded.
PowerStatus::SplitTimeIntoHoursAndMinutes(
base::TimeDelta::FromSeconds(2 * 3600 + 3 * 60 + 30), &hours, &minutes);
EXPECT_EQ(2, hours);
EXPECT_EQ(4, minutes);
PowerStatus::SplitTimeIntoHoursAndMinutes(
base::TimeDelta::FromSeconds(2 * 3600 + 3 * 60 + 29), &hours, &minutes);
EXPECT_EQ(2, hours);
EXPECT_EQ(3, minutes);
}
} // namespace internal
} // namespace ash
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