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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 "components/exo/gamepad.h"
#include "ash/constants/ash_features.h"
#include "base/test/scoped_feature_list.h"
#include "base/test/task_environment.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace exo {
namespace {
constexpr int64_t kDurationMillis = 0x8000;
constexpr base::TimeDelta kPendingTaskDuration =
base::Milliseconds(kDurationMillis);
constexpr base::TimeDelta kPendingMaxTaskDuration =
base::Milliseconds(kMaxDurationMillis);
constexpr uint8_t kAmplitude = 128;
class TestGamepad : public Gamepad {
public:
TestGamepad(const ui::GamepadDevice& device)
: Gamepad(device),
send_vibrate_count_(0),
send_cancel_vibration_count_(0) {}
TestGamepad(const TestGamepad&) = delete;
TestGamepad& operator=(const TestGamepad& other) = delete;
void SendVibrate(uint8_t amplitude, int64_t duration_millis) override {
send_vibrate_count_++;
last_vibrate_amplitude_ = amplitude;
last_vibrate_duration_ = duration_millis;
}
void SendCancelVibration() override { send_cancel_vibration_count_++; }
uint8_t last_vibrate_amplitude_;
int64_t last_vibrate_duration_;
int send_vibrate_count_;
int send_cancel_vibration_count_;
};
class MockGamepadObserver : public GamepadObserver {
public:
MockGamepadObserver() {}
// Overridden from GamepadObserver:
MOCK_METHOD(void, OnGamepadDestroying, (Gamepad * gamepad), (override));
};
class MockGamepadDelegate : public GamepadDelegate {
public:
MockGamepadDelegate() {}
// Overridden from GamepadDelegate:
MOCK_METHOD(void, OnRemoved, (), (override));
MOCK_METHOD(void,
OnAxis,
(int axis, double value, base::TimeTicks timestamp),
(override));
MOCK_METHOD(void,
OnButton,
(int button, bool pressed, base::TimeTicks timestamp),
(override));
MOCK_METHOD(void, OnFrame, (base::TimeTicks timestamp), (override));
};
class GamepadTest : public testing::Test {
public:
GamepadTest() {
ui::GamepadDevice device(
ui::InputDevice(0, ui::InputDeviceType::INPUT_DEVICE_USB, "gamepad"),
std::vector<ui::GamepadDevice::Axis>(), true);
gamepad_ = std::make_unique<TestGamepad>(device);
}
GamepadTest(const GamepadTest&) = delete;
GamepadTest& operator=(const GamepadTest&) = delete;
void SetUp() override {
testing::Test::SetUp();
// Allow test to signal to gamepad that it can vibrate.
scoped_feature_list_.InitAndEnableFeature(ash::features::kGamepadVibration);
gamepad_->OnGamepadFocused();
}
std::unique_ptr<TestGamepad> gamepad_;
base::test::TaskEnvironment task_environment_{
base::test::TaskEnvironment::TimeSource::MOCK_TIME};
base::test::ScopedFeatureList scoped_feature_list_;
};
TEST_F(GamepadTest, OneShotVibrationTest) {
EXPECT_EQ(0, gamepad_->send_vibrate_count_);
EXPECT_EQ(0, gamepad_->send_cancel_vibration_count_);
gamepad_->Vibrate({kDurationMillis}, {kAmplitude}, -1);
task_environment_.FastForwardBy(base::Milliseconds(kDurationMillis / 2));
EXPECT_EQ(1, gamepad_->send_vibrate_count_);
EXPECT_EQ(kAmplitude, gamepad_->last_vibrate_amplitude_);
EXPECT_EQ(kDurationMillis, gamepad_->last_vibrate_duration_);
// Cancel vibration when it's halfway through.
gamepad_->CancelVibration();
EXPECT_EQ(1, gamepad_->send_cancel_vibration_count_);
}
TEST_F(GamepadTest, OneShotVibrationTooLongTest) {
EXPECT_EQ(0, gamepad_->send_vibrate_count_);
gamepad_->Vibrate({kMaxDurationMillis * 3}, {kAmplitude}, -1);
task_environment_.RunUntilIdle();
EXPECT_EQ(1, gamepad_->send_vibrate_count_);
EXPECT_EQ(kAmplitude, gamepad_->last_vibrate_amplitude_);
EXPECT_EQ(kMaxDurationMillis, gamepad_->last_vibrate_duration_);
EXPECT_TRUE(task_environment_.NextTaskIsDelayed());
task_environment_.FastForwardBy(kPendingMaxTaskDuration);
EXPECT_EQ(2, gamepad_->send_vibrate_count_);
EXPECT_EQ(kAmplitude, gamepad_->last_vibrate_amplitude_);
EXPECT_EQ(kMaxDurationMillis, gamepad_->last_vibrate_duration_);
EXPECT_TRUE(task_environment_.NextTaskIsDelayed());
task_environment_.FastForwardBy(kPendingMaxTaskDuration);
EXPECT_EQ(3, gamepad_->send_vibrate_count_);
EXPECT_EQ(kAmplitude, gamepad_->last_vibrate_amplitude_);
EXPECT_EQ(kMaxDurationMillis, gamepad_->last_vibrate_duration_);
// Complete the last vibration and make sure no more vibration is scheduled.
task_environment_.FastForwardBy(kPendingMaxTaskDuration);
EXPECT_FALSE(task_environment_.NextTaskIsDelayed());
}
TEST_F(GamepadTest, WaveformVibrationTest) {
EXPECT_EQ(0, gamepad_->send_vibrate_count_);
gamepad_->Vibrate({kDurationMillis, kDurationMillis}, {kAmplitude, 0}, -1);
task_environment_.RunUntilIdle();
EXPECT_EQ(1, gamepad_->send_vibrate_count_);
EXPECT_EQ(kAmplitude, gamepad_->last_vibrate_amplitude_);
EXPECT_EQ(kDurationMillis, gamepad_->last_vibrate_duration_);
EXPECT_TRUE(task_environment_.NextTaskIsDelayed());
task_environment_.FastForwardBy(kPendingTaskDuration);
EXPECT_EQ(2, gamepad_->send_vibrate_count_);
EXPECT_EQ(0, gamepad_->last_vibrate_amplitude_);
EXPECT_EQ(kDurationMillis, gamepad_->last_vibrate_duration_);
// Complete the last vibration and make sure no more vibration is scheduled.
task_environment_.FastForwardBy(kPendingTaskDuration);
EXPECT_FALSE(task_environment_.NextTaskIsDelayed());
}
TEST_F(GamepadTest, VibrationWithRepeatTest) {
EXPECT_EQ(0, gamepad_->send_vibrate_count_);
EXPECT_EQ(0, gamepad_->send_cancel_vibration_count_);
gamepad_->Vibrate({kMaxDurationMillis, kDurationMillis}, {kAmplitude, 0}, 0);
task_environment_.RunUntilIdle();
EXPECT_EQ(1, gamepad_->send_vibrate_count_);
EXPECT_EQ(kAmplitude, gamepad_->last_vibrate_amplitude_);
EXPECT_EQ(kMaxDurationMillis, gamepad_->last_vibrate_duration_);
EXPECT_TRUE(task_environment_.NextTaskIsDelayed());
task_environment_.FastForwardBy(kPendingMaxTaskDuration);
EXPECT_EQ(2, gamepad_->send_vibrate_count_);
EXPECT_EQ(0, gamepad_->last_vibrate_amplitude_);
EXPECT_EQ(kDurationMillis, gamepad_->last_vibrate_duration_);
EXPECT_TRUE(task_environment_.NextTaskIsDelayed());
task_environment_.FastForwardBy(kPendingTaskDuration);
EXPECT_EQ(3, gamepad_->send_vibrate_count_);
EXPECT_EQ(kAmplitude, gamepad_->last_vibrate_amplitude_);
EXPECT_EQ(kMaxDurationMillis, gamepad_->last_vibrate_duration_);
EXPECT_TRUE(task_environment_.NextTaskIsDelayed());
task_environment_.FastForwardBy(kPendingTaskDuration);
gamepad_->CancelVibration();
EXPECT_EQ(1, gamepad_->send_cancel_vibration_count_);
EXPECT_EQ(3, gamepad_->send_vibrate_count_);
}
TEST_F(GamepadTest, OverrideVibrationTest) {
EXPECT_EQ(0, gamepad_->send_vibrate_count_);
gamepad_->Vibrate({kDurationMillis, kDurationMillis}, {kAmplitude, 0}, -1);
task_environment_.RunUntilIdle();
EXPECT_EQ(1, gamepad_->send_vibrate_count_);
EXPECT_EQ(kAmplitude, gamepad_->last_vibrate_amplitude_);
EXPECT_EQ(kDurationMillis, gamepad_->last_vibrate_duration_);
EXPECT_TRUE(task_environment_.NextTaskIsDelayed());
task_environment_.FastForwardBy(kPendingTaskDuration / 2);
// At this point, we're halfway through the first OneShot vibration in the
// duration vector.
gamepad_->Vibrate({kMaxDurationMillis}, {kAmplitude / 2}, -1);
task_environment_.RunUntilIdle();
EXPECT_EQ(2, gamepad_->send_vibrate_count_);
EXPECT_EQ(kAmplitude / 2, gamepad_->last_vibrate_amplitude_);
EXPECT_EQ(kMaxDurationMillis, gamepad_->last_vibrate_duration_);
// Make sure that the remaining vibration from the first call is no longer in
// the queue.
task_environment_.FastForwardBy(kPendingMaxTaskDuration);
EXPECT_FALSE(task_environment_.NextTaskIsDelayed());
// Verify that no extra vibration calls were made.
EXPECT_EQ(2, gamepad_->send_vibrate_count_);
}
TEST_F(GamepadTest, NoFocusTest) {
EXPECT_EQ(0, gamepad_->send_vibrate_count_);
gamepad_->OnGamepadFocusLost();
gamepad_->Vibrate({kDurationMillis}, {kAmplitude}, -1);
task_environment_.RunUntilIdle();
EXPECT_EQ(0, gamepad_->send_vibrate_count_);
}
TEST_F(GamepadTest, FocusLostTest) {
EXPECT_EQ(0, gamepad_->send_vibrate_count_);
EXPECT_EQ(0, gamepad_->send_cancel_vibration_count_);
gamepad_->Vibrate({kDurationMillis, kDurationMillis}, {kAmplitude, 0}, -1);
task_environment_.RunUntilIdle();
EXPECT_EQ(1, gamepad_->send_vibrate_count_);
EXPECT_EQ(kAmplitude, gamepad_->last_vibrate_amplitude_);
EXPECT_EQ(kDurationMillis, gamepad_->last_vibrate_duration_);
EXPECT_TRUE(task_environment_.NextTaskIsDelayed());
gamepad_->OnGamepadFocusLost();
task_environment_.FastForwardBy(kPendingTaskDuration);
// When focus is lost, CancelVibration is sent, and no more vibration can be
// scheduled.
EXPECT_EQ(1, gamepad_->send_cancel_vibration_count_);
EXPECT_EQ(1, gamepad_->send_vibrate_count_);
// While focus is not regained, gamepad cannot vibrate.
gamepad_->Vibrate({kDurationMillis}, {kAmplitude}, -1);
task_environment_.RunUntilIdle();
EXPECT_EQ(1, gamepad_->send_vibrate_count_);
// If focus is regained, gamepad can vibrate again.
gamepad_->OnGamepadFocused();
gamepad_->Vibrate({kDurationMillis / 2}, {kAmplitude / 2}, -1);
task_environment_.RunUntilIdle();
EXPECT_EQ(2, gamepad_->send_vibrate_count_);
EXPECT_EQ(kAmplitude / 2, gamepad_->last_vibrate_amplitude_);
EXPECT_EQ(kDurationMillis / 2, gamepad_->last_vibrate_duration_);
}
TEST_F(GamepadTest, GamepadObserverTest) {
MockGamepadObserver observer1;
MockGamepadObserver observer2;
gamepad_->AddObserver(&observer1);
gamepad_->AddObserver(&observer2);
EXPECT_TRUE(gamepad_->HasObserver(&observer1));
EXPECT_TRUE(gamepad_->HasObserver(&observer2));
gamepad_->RemoveObserver(&observer1);
EXPECT_FALSE(gamepad_->HasObserver(&observer1));
EXPECT_TRUE(gamepad_->HasObserver(&observer2));
EXPECT_CALL(observer1, OnGamepadDestroying(gamepad_.get())).Times(0);
EXPECT_CALL(observer2, OnGamepadDestroying(gamepad_.get()));
gamepad_.reset();
}
TEST_F(GamepadTest, GamepadDelegateTest) {
auto delegate = std::make_unique<MockGamepadDelegate>();
EXPECT_CALL(*delegate, OnRemoved()).Times(1);
gamepad_->SetDelegate(std::move(delegate));
gamepad_.reset();
}
TEST_F(GamepadTest, OnGamepadEventTest) {
constexpr int gamepad_id = 0;
constexpr uint16_t code = 310;
constexpr double value = 1;
base::TimeTicks expected_time = base::TimeTicks::Now();
auto delegate = std::make_unique<MockGamepadDelegate>();
EXPECT_CALL(*delegate, OnButton(code, value, expected_time)).Times(1);
EXPECT_CALL(*delegate, OnAxis(code, value, expected_time)).Times(1);
EXPECT_CALL(*delegate, OnFrame(expected_time)).Times(1);
EXPECT_CALL(*delegate, OnRemoved()).Times(1);
gamepad_->SetDelegate(std::move(delegate));
gamepad_->OnGamepadEvent(ui::GamepadEvent(
gamepad_id, ui::GamepadEventType::BUTTON, code, value, expected_time));
gamepad_->OnGamepadEvent(ui::GamepadEvent(
gamepad_id, ui::GamepadEventType::AXIS, code, value, expected_time));
gamepad_->OnGamepadEvent(ui::GamepadEvent(
gamepad_id, ui::GamepadEventType::FRAME, code, value, expected_time));
gamepad_.reset();
}
TEST_F(GamepadTest, GamepadDestroyedTest) {
MockGamepadObserver observer1;
MockGamepadObserver observer2;
gamepad_->AddObserver(&observer1);
gamepad_->AddObserver(&observer2);
EXPECT_TRUE(gamepad_->HasObserver(&observer1));
EXPECT_TRUE(gamepad_->HasObserver(&observer2));
auto delegate = std::make_unique<MockGamepadDelegate>();
EXPECT_CALL(*delegate, OnRemoved()).Times(1);
gamepad_->SetDelegate(std::move(delegate));
EXPECT_CALL(observer1, OnGamepadDestroying(gamepad_.get())).Times(1);
EXPECT_CALL(observer2, OnGamepadDestroying(gamepad_.get())).Times(1);
gamepad_.reset();
}
} // namespace
} // namespace exo
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