test7.cpp

#include <iostream>
#include <string>
#include <utility>

// Base trading bot class
struct trading_bot
{
    virtual void execute() = 0;
    virtual ~trading_bot() {}
};

// Template smart trading bot class
template <typename Strategy, void (Strategy::*action)(const std::string&, double)>
struct smart_trading_bot : trading_bot
{
    smart_trading_bot(Strategy* strategy, std::pair<std::string, double> args) 
        : strat(strategy), args(args) {}

    void execute() override
    {
        (strat->*action)(args.first, args.second);
    }

private:
    Strategy* strat;
    std::pair<std::string, double> args;
};

// Trading strategies
struct trading_strategy
{
    void buy(const std::string& symbol, double amount)
    {
        std::cout << "Buying " << amount << " of " << symbol << std::endl;
    }

    void sell(const std::string& symbol, double amount)
    {
        std::cout << "Selling " << amount << " of " << symbol << std::endl;
    }

    void hold(const std::string& symbol, double amount)
    {
        std::cout << "Holding " << amount << " of " << symbol << std::endl;
    }
};

// Test cases
void test_smart_trading_bot()
{
    trading_strategy strat;
    std::string symbol = "AAPL";
    double amount = 50.0;

    smart_trading_bot<trading_strategy, &trading_strategy::buy> buy_bot(&strat, std::make_pair(symbol, amount));
    smart_trading_bot<trading_strategy, &trading_strategy::sell> sell_bot(&strat, std::make_pair(symbol, amount));
    smart_trading_bot<trading_strategy, &trading_strategy::hold> hold_bot(&strat, std::make_pair(symbol, amount));

    std::cout << "Testing buy bot..." << std::endl;
    buy_bot.execute(); // Expected: Implement buy logic

    std::cout << "Testing sell bot..." << std::endl;
    sell_bot.execute(); // Expected: Implement sell logic

    std::cout << "Testing hold bot..." << std::endl;
    hold_bot.execute(); // Expected: Implement hold logic
}

int main()
{
    test_smart_trading_bot();
    return 0;
}