#include <gtest/gtest.h>
#include <gmock/gmock.h>
#include "collector/DataCollector.h"
#include "config/AirportBounds.h"
#include "spatial/CoordinateConverter.h"
#include "utils/Logger.h"
#include "network/MessageTypes.h"
#include "core/System.h"

// 创建一个 Mock DataSource 类
class MockDataSource : public DataSource {
public:
    MOCK_METHOD0(connect, bool());
    MOCK_METHOD0(disconnect, void());
    MOCK_CONST_METHOD0(isAvailable, bool());
    MOCK_METHOD1(fetchPositionAircraftData, bool(std::vector<Aircraft>&));
    MOCK_METHOD1(fetchPositionVehicleData, bool(std::vector<Vehicle>&));
    MOCK_METHOD1(fetchTrafficLightSignals, bool(std::vector<TrafficLightSignal>&));
    MOCK_METHOD2(sendUnmannedVehicleCommand, bool(const std::string&, const VehicleCommand&));
    MOCK_METHOD2(fetchUnmannedVehicleStatus, bool(const std::string&, std::string&));
};

// 创建测试专用的 AirportBounds 类
class TestAirportBounds : public AirportBounds {
public:
    using AirportBounds::AirportBounds;  // 继承构造函数
    
    void setBounds(const Bounds& bounds) { 
        this->airportBounds_ = bounds; 
    }
    
    void setReferencePoint(const Vector2D& point) {
        this->referencePoint_ = point;
    }
    
    void setRotationAngle(double angle) {
        this->rotationAngle_ = angle * M_PI / 180.0;  // 转换为弧度
    }
    
protected:
    using AirportBounds::airportBounds_;
    using AirportBounds::referencePoint_;
    using AirportBounds::rotationAngle_;
};

class DataCollectorTest : public ::testing::Test {
protected:
    void SetUp() override {
        // 设置日志级别
        Logger::setLogLevel(LogLevel::DEBUG);
        
        // 初始化系统配置
        SystemConfig::instance().load("config/system_config.json");
        
        // 创建测试实例
        bounds_ = std::make_unique<TestAirportBounds>();
        
        // 设置机场边界参数
        bounds_->setReferencePoint(Vector2D{0, 0});  // 世界坐标系中的参考点
        bounds_->setRotationAngle(68.53);  // 与 airport_bounds.json 保持一致
        bounds_->setBounds(Bounds(-100, -200, 800, 400));  // 与 airport_bounds.json 保持一致
        
        // 初始化坐标转换器
        const auto& refPoint = SystemConfig::instance().airport.reference_point;
        CoordinateConverter::instance().setReferencePoint(refPoint.latitude, refPoint.longitude);
        
        collector = std::make_unique<DataCollector>(*bounds_);
        mockSource = std::make_shared<::testing::NiceMock<MockDataSource>>();
        collector->setDataSource(mockSource);
        
        // 初始化配置
        dataSourceConfig_.position.refresh_interval_ms = 100;
        dataSourceConfig_.position.timeout_ms = 5000;      // 添加连接超时配置
        dataSourceConfig_.position.read_timeout_ms = 2000;  // 添加读取超时配置
        
        dataSourceConfig_.vehicle.refresh_interval_ms = 100;
        dataSourceConfig_.vehicle.timeout_ms = 5000;
        dataSourceConfig_.vehicle.read_timeout_ms = 2000;
        
        dataSourceConfig_.traffic_light.refresh_interval_ms = 100;
        dataSourceConfig_.traffic_light.timeout_ms = 5000;
        dataSourceConfig_.traffic_light.read_timeout_ms = 2000;
        
        WarnConfig warnConfig;
        warnConfig.warning_interval_ms = 500;  // 设置警告间隔
        EXPECT_TRUE(collector->initialize(dataSourceConfig_, warnConfig));
    }

    void TearDown() override {
        collector.reset();
    }

    // 创建测试用的航空器
    Aircraft createTestAircraft(const std::string& id, double lat, double lon) {
        Aircraft aircraft;
        aircraft.id = id;
        aircraft.flightNo = id;
        aircraft.geo.latitude = lat;
        aircraft.geo.longitude = lon;
        aircraft.timestamp = std::chrono::duration_cast<std::chrono::milliseconds>(
            std::chrono::system_clock::now().time_since_epoch()).count();
        return aircraft;
    }

    // 创建测试用的车辆
    Vehicle createTestVehicle(const std::string& id, double lat, double lon) {
        Vehicle vehicle;
        vehicle.id = id;
        vehicle.vehicleNo = id;
        vehicle.geo.latitude = lat;
        vehicle.geo.longitude = lon;
        vehicle.timestamp = std::chrono::duration_cast<std::chrono::milliseconds>(
            std::chrono::system_clock::now().time_since_epoch()).count();
        return vehicle;
    }

    // 创建测试用的红绿灯信号
    TrafficLightSignal createTestTrafficLight(const std::string& id, int state) {
        TrafficLightSignal signal;
        signal.trafficLightId = id;
        signal.ns_status = static_cast<SignalStatus>(state);
        signal.ew_status = static_cast<SignalStatus>(state);
        signal.timestamp = std::chrono::duration_cast<std::chrono::milliseconds>(
            std::chrono::system_clock::now().time_since_epoch()).count();
        return signal;
    }

    // 创建边界内的航空器
    Aircraft createOutOfBoundsAircraft(const std::string& id) {
        // 计算偏移量，考虑机场旋转角度
        double angle = 68.53 * M_PI / 180.0;  // 转换为弧度
        double offset = 0.027;  // 约 3km
        double lat_offset = offset * std::cos(angle);
        double lon_offset = offset * std::sin(angle);
        
        const auto& refPoint = SystemConfig::instance().airport.reference_point;
        return createTestAircraft(id, refPoint.latitude + lat_offset, refPoint.longitude + lon_offset);
    }

    // 创建边界内的车辆
    Vehicle createOutOfBoundsVehicle(const std::string& id) {
        // 计算偏移量，考虑机场旋转角度
        double angle = 68.53 * M_PI / 180.0;  // 转换为弧度
        double offset = 0.0225;  // 约 2.5km
        double lat_offset = -offset * std::cos(angle);  // 负值表示向相反方向偏移
        double lon_offset = -offset * std::sin(angle);
        
        const auto& refPoint = SystemConfig::instance().airport.reference_point;
        return createTestVehicle(id, refPoint.latitude + lat_offset, refPoint.longitude + lon_offset);
    }

    std::unique_ptr<DataCollector> collector;
    std::shared_ptr<MockDataSource> mockSource;
    std::unique_ptr<TestAirportBounds> bounds_;
    std::unique_ptr<CoordinateConverter> converter_;
    DataSourceConfig dataSourceConfig_;
};

// 修改初始化测试用例
TEST_F(DataCollectorTest, Initialization) {
    DataSourceConfig dataSourceConfig;
    
    // 设置位置数据配置
    dataSourceConfig.position.host = "localhost";
    dataSourceConfig.position.port = 8080;
    dataSourceConfig.position.aircraft_path = "/api/getCurrentFlightPositions";
    dataSourceConfig.position.refresh_interval_ms = 1000;
    dataSourceConfig.position.timeout_ms = 5000;
    dataSourceConfig.position.read_timeout_ms = 2000;

    WarnConfig warnConfig;
    warnConfig.warning_interval_ms = 1000;
    warnConfig.log_interval_ms = 2000;

    EXPECT_TRUE(collector->initialize(dataSourceConfig, warnConfig));
}

// 测试数据采集
TEST_F(DataCollectorTest, DataCollectionTest) {
    // 设置数据源配置
    DataSourceConfig config;
    
    // 设置位置数据配置
    config.position.host = "localhost";
    config.position.port = 8080;
    config.position.refresh_interval_ms = 100;
    config.position.timeout_ms = 1000;
    config.position.read_timeout_ms = 500;

    // 设置无人车数据配置
    config.vehicle.host = "localhost";
    config.vehicle.port = 8081;
    config.vehicle.refresh_interval_ms = 100;
    config.vehicle.timeout_ms = 1000;
    config.vehicle.read_timeout_ms = 500;

    // 设置红绿灯数据配置
    config.traffic_light.host = "localhost";
    config.traffic_light.port = 8082;
    config.traffic_light.refresh_interval_ms = 100;
    config.traffic_light.timeout_ms = 1000;
    config.traffic_light.read_timeout_ms = 500;
    
    WarnConfig warnConfig;
    warnConfig.warning_interval_ms = 200;
    
    collector->initialize(config, warnConfig);

    std::vector<Aircraft> testAircraft = {
        createTestAircraft("TEST1", 36.354483470, 120.08502054),  // 参考点，转换后是 (0, 0)
        createTestAircraft("TEST2", 36.354483470 + 0.0002 * std::cos(68.53 * M_PI / 180.0), 
                                  120.08502054 + 0.0002 * std::sin(68.53 * M_PI / 180.0))  // 沿机场方向偏移约 20m
    };
    
    std::vector<Vehicle> testVehicles = {
        createTestVehicle("VEH1", 36.354483470, 120.08502054),  // 参考点，转换后是 (0, 0)
        createTestVehicle("VEH2", 36.354483470 - 0.0002 * std::cos(68.53 * M_PI / 180.0),
                                 120.08502054 - 0.0002 * std::sin(68.53 * M_PI / 180.0))  // 沿机场方向反向偏移约 20m
    };

    std::vector<TrafficLightSignal> testSignals = {
        createTestTrafficLight("TL001", 0),
        createTestTrafficLight("TL002", 1)
    };
    
    // 设置 Mock 数据返回
    EXPECT_CALL(*mockSource, fetchPositionAircraftData(::testing::_))
        .WillRepeatedly(::testing::DoAll(
            ::testing::SetArgReferee<0>(testAircraft),
            ::testing::Return(true)
        ));
        
    EXPECT_CALL(*mockSource, fetchPositionVehicleData(::testing::_))
        .WillRepeatedly(::testing::DoAll(
            ::testing::SetArgReferee<0>(testVehicles),
            ::testing::Return(true)
        ));

    EXPECT_CALL(*mockSource, fetchTrafficLightSignals(::testing::_))
        .WillRepeatedly(::testing::DoAll(
            ::testing::SetArgReferee<0>(testSignals),
            ::testing::Return(true)
        ));

    std::string testStatus = "NORMAL";
    EXPECT_CALL(*mockSource, fetchUnmannedVehicleStatus(::testing::_, ::testing::_))
        .WillRepeatedly(::testing::DoAll(
            ::testing::SetArgReferee<1>(testStatus),
            ::testing::Return(true)
        ));
    
    // 启动数据采集
    collector->start();
    
    // 等待数据更新（至少 1000ms，确保数据被采集）
    std::this_thread::sleep_for(std::chrono::milliseconds(1000));
    
    // 获取最新数据
    auto [aircraft, vehicles, traffic_lights] = collector->getLatestData();
    auto [aircraft_ts, vehicle_ts, traffic_light_ts] = collector->getLastUpdateTimestamps();
    
    // 验证数据
    EXPECT_EQ(aircraft.size(), 2);
    if (!aircraft.empty()) {
        EXPECT_EQ(aircraft[0].flightNo, "TEST1");
        EXPECT_EQ(aircraft[1].flightNo, "TEST2");
    }
    
    EXPECT_EQ(vehicles.size(), 2);
    if (!vehicles.empty()) {
        EXPECT_EQ(vehicles[0].vehicleNo, "VEH1");
        EXPECT_EQ(vehicles[1].vehicleNo, "VEH2");
    }

    EXPECT_EQ(traffic_lights.size(), 2);
    if (!traffic_lights.empty()) {
        EXPECT_EQ(traffic_lights[0].trafficLightId, "TL001");
        EXPECT_EQ(traffic_lights[1].trafficLightId, "TL002");
    }
    
    // 验证时间戳
    EXPECT_GT(aircraft_ts, 0);
    EXPECT_GT(vehicle_ts, 0);
    EXPECT_GT(traffic_light_ts, 0);
    
    // 停止数据采集
    collector->stop();
}

// 测试数据采集循环
TEST_F(DataCollectorTest, DataCollectionLoop) {
    std::vector<Aircraft> testAircraft = {
        createTestAircraft("TEST1", 36.354483470, 120.08502054)  // 参考点
    };
    
    std::vector<Vehicle> testVehicles = {
        createTestVehicle("VEH1", 36.354483470, 120.08502054)    // 参考点
    };
    
    // 设置 Mock 数据返回
    EXPECT_CALL(*mockSource, fetchPositionAircraftData(::testing::_))
        .WillRepeatedly(::testing::DoAll(
            ::testing::SetArgReferee<0>(testAircraft),
            ::testing::Return(true)
        ));
        
    EXPECT_CALL(*mockSource, fetchPositionVehicleData(::testing::_))
        .WillRepeatedly(::testing::DoAll(
            ::testing::SetArgReferee<0>(testVehicles),
            ::testing::Return(true)
        ));
    
    // 启动采集
    collector->start();
    
    // 等待数据采集
    std::this_thread::sleep_for(std::chrono::seconds(2));
    
    // 停止采集
    collector->stop();
    
    // 验证数据
    auto aircraft = collector->getAircraftData();
    EXPECT_EQ(aircraft.size(), 1);
    
    auto vehicles = collector->getVehicleData();
    EXPECT_EQ(vehicles.size(), 1);
}

// 测试错误处理
TEST_F(DataCollectorTest, ErrorHandling) {
    // 设置 Mock 返回错误
    EXPECT_CALL(*mockSource, fetchPositionAircraftData(::testing::_))
        .WillRepeatedly(::testing::Return(false));
    EXPECT_CALL(*mockSource, fetchPositionVehicleData(::testing::_))
        .WillRepeatedly(::testing::Return(false));
    
    // 启动数据采集
    collector->start();
    
    // 等待数据更新（至少三个采集周期）
    std::this_thread::sleep_for(std::chrono::milliseconds(
        dataSourceConfig_.position.refresh_interval_ms * 3));
    
    // 获取最新数据
    auto [aircraft, vehicles, traffic_lights] = collector->getLatestData();
    
    // 验证数据为空
    EXPECT_TRUE(aircraft.empty());
    EXPECT_TRUE(vehicles.empty());
    
    // 停止数据采集
    collector->stop();
}

// 测试红绿灯信号获取
TEST_F(DataCollectorTest, TrafficLightSignalsTest) {
    std::vector<TrafficLightSignal> testSignals = {
        createTestTrafficLight("TL001", 0),  // RED = 0
        createTestTrafficLight("TL002", 1),  // GREEN = 1
        createTestTrafficLight("TL003", 2)   // YELLOW = 2
    };
    
    // 设置 Mock 数据返回
    EXPECT_CALL(*mockSource, fetchTrafficLightSignals(::testing::_))
        .WillRepeatedly(::testing::DoAll(
            ::testing::SetArgReferee<0>(testSignals),
            ::testing::Return(true)
        ));
    
    // 启动数据采集
    collector->start();
    
    // 等待数据更新（至少三个采集周期）
    std::this_thread::sleep_for(std::chrono::milliseconds(
        dataSourceConfig_.position.refresh_interval_ms * 3));
    
    // 验证数据
    auto signals = collector->getTrafficLightSignals();
    EXPECT_EQ(signals.size(), 3);
    if (signals.size() >= 3) {
        EXPECT_EQ(signals[0].trafficLightId, "TL001");
        EXPECT_EQ(signals[0].ns_status, SignalStatus::RED);    // RED = 0
        EXPECT_EQ(signals[1].trafficLightId, "TL002");
        EXPECT_EQ(signals[1].ns_status, SignalStatus::GREEN);  // GREEN = 1
    }
    
    // 停止数据采集
    collector->stop();
}

// 测试红绿灯信号错误处理
TEST_F(DataCollectorTest, TrafficLightSignalsErrorTest) {
    // 设置 Mock 返回错误
    EXPECT_CALL(*mockSource, fetchTrafficLightSignals(::testing::_))
        .WillRepeatedly(::testing::Return(false));
    
    // 启动数据采集
    collector->start();
    
    // 等待数据更新（至少三个采集周期）
    std::this_thread::sleep_for(std::chrono::milliseconds(
        dataSourceConfig_.position.refresh_interval_ms * 3));
    
    // 验证数据为空
    auto signals = collector->getTrafficLightSignals();
    EXPECT_TRUE(signals.empty());
    
    // 停止数据采集
    collector->stop();
}

// 测试连接健康检查和超时告警
TEST_F(DataCollectorTest, ConnectionHealthAndTimeout) {
    DataSourceConfig dataSourceConfig;
    
    // 设置位置数据配置
    dataSourceConfig.position.host = "localhost";
    dataSourceConfig.position.port = 8080;
    dataSourceConfig.position.timeout_ms = 1000;  // 1秒超时
    dataSourceConfig.position.read_timeout_ms = 500;  // 0.5秒读取超时
    dataSourceConfig.position.refresh_interval_ms = 100;  // 100ms刷新间隔
    
    WarnConfig warnConfig;
    warnConfig.warning_interval_ms = 500;  // 500ms告警间隔
    
    collector->initialize(dataSourceConfig, warnConfig);
    
    // 模拟连接健康检查失败
    EXPECT_CALL(*mockSource, isAvailable())
        .WillRepeatedly(::testing::Return(false));
    
    // 模拟数据获取失败
    EXPECT_CALL(*mockSource, fetchPositionAircraftData(::testing::_))
        .WillRepeatedly(::testing::Return(false));
    EXPECT_CALL(*mockSource, fetchPositionVehicleData(::testing::_))
        .WillRepeatedly(::testing::Return(false));
    
    // 启动采集
    collector->start();
    
    // 等待超过超时时间
    std::this_thread::sleep_for(std::chrono::milliseconds(1500));
    
    // 停止采集
    collector->stop();
    
    // 验证数据为空
    auto aircraft = collector->getAircraftData();
    EXPECT_TRUE(aircraft.empty());
    auto vehicles = collector->getVehicleData();
    EXPECT_TRUE(vehicles.empty());
}

// 测试连接恢复
TEST_F(DataCollectorTest, ConnectionRecovery) {
    DataSourceConfig config;
    
    // 设置位置数据配置
    config.position.host = "localhost";
    config.position.port = 8080;
    config.position.refresh_interval_ms = 100;
    config.position.timeout_ms = 1000;
    config.position.read_timeout_ms = 500;

    // 设置无人车数据配置
    config.vehicle.host = "localhost";
    config.vehicle.port = 8081;
    config.vehicle.refresh_interval_ms = 100;
    config.vehicle.timeout_ms = 1000;
    config.vehicle.read_timeout_ms = 500;

    // 设置红绿灯数据配置
    config.traffic_light.host = "localhost";
    config.traffic_light.port = 8082;
    config.traffic_light.refresh_interval_ms = 100;
    config.traffic_light.timeout_ms = 1000;
    config.traffic_light.read_timeout_ms = 500;
    
    WarnConfig warnConfig;
    warnConfig.warning_interval_ms = 200;
    
    collector->initialize(config, warnConfig);
    
    std::vector<Aircraft> testAircraft = {
        createTestAircraft("TEST1", 36.354483470, 120.08502054)  // 参考点
    };
    
    // 设置 Mock 行为: 前两次失败,然后成功
    EXPECT_CALL(*mockSource, fetchPositionAircraftData(::testing::_))
        .WillOnce(::testing::Return(false))
        .WillOnce(::testing::Return(false))
        .WillRepeatedly(::testing::DoAll(
            ::testing::SetArgReferee<0>(testAircraft),
            ::testing::Return(true)
        ));

    // 添加车辆数据的 mock 行为
    std::vector<Vehicle> testVehicles;
    EXPECT_CALL(*mockSource, fetchPositionVehicleData(::testing::_))
        .WillOnce(::testing::Return(false))
        .WillOnce(::testing::Return(false))
        .WillRepeatedly(::testing::DoAll(
            ::testing::SetArgReferee<0>(testVehicles),
            ::testing::Return(true)
        ));

    // 设置无人车数据 Mock 行为
    std::string testStatus = "NORMAL";
    EXPECT_CALL(*mockSource, fetchUnmannedVehicleStatus(::testing::_, ::testing::_))
        .WillOnce(::testing::Return(false))
        .WillOnce(::testing::Return(false))
        .WillRepeatedly(::testing::DoAll(
            ::testing::SetArgReferee<1>(testStatus),
            ::testing::Return(true)
        ));

    // 设置红绿灯数据 Mock 行为
    std::vector<TrafficLightSignal> testSignals = {
        createTestTrafficLight("TL001", 0)
    };
    EXPECT_CALL(*mockSource, fetchTrafficLightSignals(::testing::_))
        .WillOnce(::testing::Return(false))
        .WillOnce(::testing::Return(false))
        .WillRepeatedly(::testing::DoAll(
            ::testing::SetArgReferee<0>(testSignals),
            ::testing::Return(true)
        ));
    
    // 启动数据采集
    collector->start();
    
    // 等待足够长的时间以确保连接恢复
    std::this_thread::sleep_for(std::chrono::milliseconds(1000));
    
    // 获取最新数据
    auto [aircraft, vehicles, traffic_lights] = collector->getLatestData();
    
    // 验证数据
    EXPECT_EQ(aircraft.size(), 1);
    if (!aircraft.empty()) {
        EXPECT_EQ(aircraft[0].flightNo, "TEST1");
    }

    // 验证红绿灯数据
    EXPECT_EQ(traffic_lights.size(), 1);
    if (!traffic_lights.empty()) {
        EXPECT_EQ(traffic_lights[0].trafficLightId, "TL001");
    }
    
    // 停止数据采集
    collector->stop();
}

// 测试长连接下的数据获取
TEST_F(DataCollectorTest, LongConnectionDataFetch) {
    DataSourceConfig dataSourceConfig;
    
    // 设置位置数据配置
    dataSourceConfig.position.host = "localhost";
    dataSourceConfig.position.port = 8080;
    dataSourceConfig.position.refresh_interval_ms = 100;
    dataSourceConfig.position.timeout_ms = 1000;
    dataSourceConfig.position.read_timeout_ms = 500;
    
    collector->initialize(dataSourceConfig, WarnConfig{});
    
    std::vector<Aircraft> testAircraft = {
        createTestAircraft("TEST1", 36.354483470, 120.08502054),  // 参考点，转换后是 (0, 0)
        createTestAircraft("TEST2", 36.354483470 + 0.0002 * std::cos(68.53 * M_PI / 180.0), 
                                  120.08502054 + 0.0002 * std::sin(68.53 * M_PI / 180.0))  // 沿机场方向偏移约 20m
    };
    
    std::vector<Vehicle> testVehicles = {
        createTestVehicle("VEH1", 36.354483470, 120.08502054),  // 参考点，转换后是 (0, 0)
        createTestVehicle("VEH2", 36.354483470 - 0.0002 * std::cos(68.53 * M_PI / 180.0),
                                 120.08502054 - 0.0002 * std::sin(68.53 * M_PI / 180.0))  // 沿机场方向反向偏移约 20m
    };
    
    std::vector<TrafficLightSignal> testSignals = {
        createTestTrafficLight("TL001", 0)
    };
    
    // 模拟连接保持可用
    EXPECT_CALL(*mockSource, isAvailable())
        .WillRepeatedly(::testing::Return(true));
    
    // 模拟多次成功获取数据
    EXPECT_CALL(*mockSource, fetchPositionAircraftData(::testing::_))
        .Times(::testing::AtLeast(3))
        .WillRepeatedly(::testing::DoAll(
            ::testing::SetArgReferee<0>(testAircraft),
            ::testing::Return(true)
        ));
        
    // 添加其他数据源的 mock 行为
    EXPECT_CALL(*mockSource, fetchPositionVehicleData(::testing::_))
        .WillRepeatedly(::testing::DoAll(
            ::testing::SetArgReferee<0>(testVehicles),
            ::testing::Return(true)
        ));
        
    EXPECT_CALL(*mockSource, fetchTrafficLightSignals(::testing::_))
        .WillRepeatedly(::testing::DoAll(
            ::testing::SetArgReferee<0>(testSignals),
            ::testing::Return(true)
        ));
        
    // 添加无人车状态获取的 mock 行为
    std::string testStatus = "NORMAL";
    EXPECT_CALL(*mockSource, fetchUnmannedVehicleStatus(::testing::_, ::testing::_))
        .WillRepeatedly(::testing::DoAll(
            ::testing::SetArgReferee<1>(testStatus),
            ::testing::Return(true)
        ));
    
    // 启动采集
    collector->start();
    
    // 等待多个刷新周期
    std::this_thread::sleep_for(std::chrono::milliseconds(500));  // 增加等待时间确保执行次数
    
    // 验证数据
    auto aircraft = collector->getAircraftData();
    EXPECT_FALSE(aircraft.empty());
    if (!aircraft.empty()) {
        EXPECT_EQ(aircraft[0].flightNo, "TEST1");
    }
    
    auto vehicles = collector->getVehicleData();
    EXPECT_FALSE(vehicles.empty());
    if (!vehicles.empty()) {
        EXPECT_EQ(vehicles[0].vehicleNo, "VEH1");
    }
    
    auto signals = collector->getTrafficLightSignals();
    EXPECT_FALSE(signals.empty());
    if (!signals.empty()) {
        EXPECT_EQ(signals[0].trafficLightId, "TL001");
    }
    
    // 停止采集
    collector->stop();
}

TEST_F(DataCollectorTest, InitializeWithTimeoutConfig) {
    DataSourceConfig config;
    
    // 设置位置数据配置
    config.position.host = "localhost";
    config.position.port = 8080;
    config.position.timeout_ms = 5000;      // 连接超时 5 秒
    config.position.read_timeout_ms = 2000;  // 读取超时 2 秒
    config.position.refresh_interval_ms = 100;
    
    WarnConfig warnConfig;
    warnConfig.warning_interval_ms = 500;
    
    EXPECT_NO_THROW(collector->initialize(config, warnConfig));
}

TEST_F(DataCollectorTest, TimeoutWarningTest) {
    DataSourceConfig config;
    
    // 设置位置数据配置
    config.position.host = "localhost";
    config.position.port = 8080;
    config.position.timeout_ms = 1000;      // 连接超时 1 秒
    config.position.read_timeout_ms = 500;   // 读取超时 0.5 秒
    config.position.refresh_interval_ms = 100;
    
    WarnConfig warnConfig;
    warnConfig.warning_interval_ms = 200;  // 警告间隔 0.2 秒
    
    collector->initialize(config, warnConfig);
    
    // 模拟连接成功但读取超时
    EXPECT_CALL(*mockSource, isAvailable())
        .WillRepeatedly(::testing::Return(true));
    
    EXPECT_CALL(*mockSource, fetchPositionAircraftData(::testing::_))
        .WillRepeatedly(::testing::Return(false));  // 持续读取超时
    
    // 启动采集
    collector->start();
    
    // 等待足够长的时间以触发多次警告
    std::this_thread::sleep_for(std::chrono::milliseconds(1000));
    
    // 停止采集
    collector->stop();
}

// 测试超时警告机制
TEST_F(DataCollectorTest, TimeoutWarningMechanism) {
    DataSourceConfig config;
    
    // 设置位置数据配置
    config.position.host = "localhost";
    config.position.port = 8080;
    config.position.timeout_ms = 200;       // 连接超时 200ms
    config.position.read_timeout_ms = 100;   // 读取超时 100ms
    config.position.refresh_interval_ms = 10;
    
    WarnConfig warnConfig;
    warnConfig.warning_interval_ms = 50;  // 警告间隔 50ms
    
    // 创建一个计数器来记录收到的警告数量
    int warningCount = 0;
    
    // 创建一个 mock System 来捕获警告
    class MockSystem : public System {
    public:
        MOCK_METHOD1(broadcastTimeoutWarning, void(const network::TimeoutWarningMessage&));
    };
    
    auto mockSystem = std::make_shared<MockSystem>();
    
    // 设置期望接收到超时警告
    EXPECT_CALL(*mockSystem, broadcastTimeoutWarning(::testing::_))
        .WillRepeatedly(::testing::Invoke([&warningCount](const network::TimeoutWarningMessage& warning) {
            warningCount++;
            // 验证警告消息的内容
            EXPECT_THAT(warning.source, ::testing::AnyOf(
                ::testing::StrEq("position"),
                ::testing::StrEq("unmanned"),
                ::testing::StrEq("traffic_light")
            ));
            EXPECT_GT(warning.elapsed_ms, 0);
        }));
    
    // 设置 mock system 到 collector
    collector->setSystem(mockSystem);
    collector->initialize(config, warnConfig);
    
    // 启动采集器
    collector->start();
    
    // 模拟所有数据源获取失败
    EXPECT_CALL(*mockSource, fetchPositionAircraftData(::testing::_))
        .WillRepeatedly(::testing::Return(false));
    
    EXPECT_CALL(*mockSource, fetchPositionVehicleData(::testing::_))
        .WillRepeatedly(::testing::Return(false));
        
    EXPECT_CALL(*mockSource, fetchTrafficLightSignals(::testing::_))
        .WillRepeatedly(::testing::Return(false));
    
    // 等待足够长的时间以确保警告被发送
    std::this_thread::sleep_for(std::chrono::milliseconds(300));
    
    // 停止采集器
    collector->stop();
    
    // 验证是否收到了警告
    EXPECT_GT(warningCount, 0);
}

// 测试读取超时机制
TEST_F(DataCollectorTest, ReadTimeoutMechanism) {
    DataSourceConfig config;
    
    // 设置位置数据配置
    config.position.host = "localhost";
    config.position.port = 8080;
    config.position.timeout_ms = 1000;       // 连接超时 1000ms
    config.position.read_timeout_ms = 500;   // 读取超时 500ms
    config.position.refresh_interval_ms = 100;

    // 设置无人车数据配置
    config.vehicle.host = "localhost";
    config.vehicle.port = 8081;
    config.vehicle.timeout_ms = 1000;
    config.vehicle.read_timeout_ms = 500;
    config.vehicle.refresh_interval_ms = 100;

    // 设置红绿灯数据配置
    config.traffic_light.host = "localhost";
    config.traffic_light.port = 8082;
    config.traffic_light.timeout_ms = 1000;
    config.traffic_light.read_timeout_ms = 500;
    config.traffic_light.refresh_interval_ms = 100;
    
    WarnConfig warnConfig;
    warnConfig.warning_interval_ms = 200;  // 警告间隔 200ms
    
    // 创建一个计数器来记录收到的警告数量
    int warningCount = 0;
    
    // 创建一个 mock System 来捕获警告
    class MockSystem : public System {
    public:
        MOCK_METHOD1(broadcastTimeoutWarning, void(const network::TimeoutWarningMessage&));
    };
    
    auto mockSystem = std::make_shared<MockSystem>();
    
    // 设置期望接收到超时警告
    EXPECT_CALL(*mockSystem, broadcastTimeoutWarning(::testing::_))
        .WillRepeatedly(::testing::Invoke([&warningCount](const network::TimeoutWarningMessage& warning) {
            warningCount++;
            // 验证警告消息的内容
            EXPECT_THAT(warning.source, ::testing::AnyOf(
                ::testing::StrEq("position"),
                ::testing::StrEq("unmanned"),
                ::testing::StrEq("traffic_light")
            ));
            EXPECT_GT(warning.elapsed_ms, 0);
            EXPECT_TRUE(warning.is_read_timeout);
        }));
    
    // 设置 mock system 到 collector
    collector->setSystem(mockSystem);
    collector->initialize(config, warnConfig);
    
    // 启动采集器
    collector->start();
    
    // 模拟所有数据源获取失败
    EXPECT_CALL(*mockSource, fetchPositionAircraftData(::testing::_))
        .WillRepeatedly(::testing::Return(false));
    
    EXPECT_CALL(*mockSource, fetchPositionVehicleData(::testing::_))
        .WillRepeatedly(::testing::Return(false));
        
    EXPECT_CALL(*mockSource, fetchTrafficLightSignals(::testing::_))
        .WillRepeatedly(::testing::Return(false));
        
    EXPECT_CALL(*mockSource, fetchUnmannedVehicleStatus(::testing::_, ::testing::_))
        .WillRepeatedly(::testing::Return(false));
    
    // 等待足够长的时间以确保警告被发送
    std::this_thread::sleep_for(std::chrono::milliseconds(1500));
    
    // 停止采集器
    collector->stop();
    
    // 验证是否收到了警告
    EXPECT_GT(warningCount, 0);
}

// 添加新的测试用例：测试边界外数据过滤
TEST_F(DataCollectorTest, OutOfBoundsDataFiltering) {
    DataSourceConfig dataSourceConfig;
    WarnConfig warnConfig;
    EXPECT_TRUE(collector->initialize(dataSourceConfig, warnConfig));
    
    // 创建测试数据：混合边界内外的数据
    const auto& refPoint = SystemConfig::instance().airport.reference_point;
    
    // 创建边界内的航空器
    std::vector<Aircraft> testAircraft = {
        createTestAircraft("IN_BOUNDS_1", refPoint.latitude, refPoint.longitude),  // 参考点
        createTestAircraft("IN_BOUNDS_2", 
            refPoint.latitude + 0.001 * std::cos(68.53 * M_PI / 180.0),  // 沿机场方向偏移约 100m
            refPoint.longitude + 0.001 * std::sin(68.53 * M_PI / 180.0)),
        createOutOfBoundsAircraft("OUT_BOUNDS_1"),  // 边界外偏移约 3km
        createOutOfBoundsAircraft("OUT_BOUNDS_2")   // 边界外偏移约 3km
    };
    
    // 创建边界内的车辆
    std::vector<Vehicle> testVehicles = {
        createTestVehicle("VEH_IN_1", refPoint.latitude, refPoint.longitude),  // 参考点
        createTestVehicle("VEH_IN_2", 
            refPoint.latitude + 0.001 * std::cos(68.53 * M_PI / 180.0),  // 沿机场方向偏移约 100m
            refPoint.longitude + 0.001 * std::sin(68.53 * M_PI / 180.0)),
        createOutOfBoundsVehicle("VEH_OUT_1"),  // 边界外偏移约 2.5km
        createOutOfBoundsVehicle("VEH_OUT_2")   // 边界外偏移约 2.5km
    };
    
    // 设置 Mock 数据返回
    EXPECT_CALL(*mockSource, fetchPositionAircraftData(::testing::_))
        .WillOnce(::testing::DoAll(
            ::testing::SetArgReferee<0>(testAircraft),
            ::testing::Return(true)
        ));
        
    EXPECT_CALL(*mockSource, fetchPositionVehicleData(::testing::_))
        .WillOnce(::testing::DoAll(
            ::testing::SetArgReferee<0>(testVehicles),
            ::testing::Return(true)
        ));
    
    // 执行刷新
    collector->fetchPositionData();
    
    // 验证过滤结果
    const auto& filteredAircraft = collector->getAircraftData();
    const auto& filteredVehicles = collector->getVehicleData();
    
    // 检查过滤后的数量
    EXPECT_EQ(filteredAircraft.size(), 2) << "应该只保留2架在边界内的航空器";
    EXPECT_EQ(filteredVehicles.size(), 2) << "应该只保留2辆在边界内的车辆";
    
    // 检查保留的是正确的航空器
    if (filteredAircraft.size() >= 2) {
        EXPECT_EQ(filteredAircraft[0].flightNo, "IN_BOUNDS_1");
        EXPECT_EQ(filteredAircraft[1].flightNo, "IN_BOUNDS_2");
    }
    
    // 检查保留的是正确的车辆
    if (filteredVehicles.size() >= 2) {
        EXPECT_EQ(filteredVehicles[0].vehicleNo, "VEH_IN_1");
        EXPECT_EQ(filteredVehicles[1].vehicleNo, "VEH_IN_2");
    }
}