sample.cpp

// Sample C++ source file for testing the UT test generator

#include "sample.hpp"

// Simple add function
int add(int a, int b) {
    return a + b;
}

// Simple multiply function
int multiply(int a, int b) {
    return a * b;
}

// Factorial function
int factorial(int n) {
    if (n <= 1) {
        return 1;
    }
    return n * factorial(n - 1);
}

// Check if a number is prime
bool isPrime(int n) {
    if (n <= 1) {
        return false;
    }
    if (n <= 3) {
        return true;
    }
    if (n % 2 == 0 || n % 3 == 0) {
        return false;
    }
    for (int i = 5; i * i <= n; i += 6) {
        if (n % i == 0 || n % (i + 2) == 0) {
            return false;
        }
    }
    return true;
}

// Calculate sum of array
int sumArray(const std::vector<int>& arr) {
    int total = 0;
    for (int num : arr) {
        total += num;
    }
    return total;
}

// Find maximum in array
int findMax(const std::vector<int>& arr) {
    if (arr.empty()) {
        return 0;
    }
    int maxVal = arr[0];
    for (size_t i = 1; i < arr.size(); ++i) {
        if (arr[i] > maxVal) {
            maxVal = arr[i];
        }
    }
    return maxVal;
}

// String reversal
std::string reverseString(const std::string& str) {
    std::string result;
    for (int i = str.length() - 1; i >= 0; --i) {
        result += str[i];
    }
    return result;
}

#ifndef UNIT_TEST
int main() {
    std::cout << "Add: " << add(2, 3) << std::endl;
    std::cout << "Multiply: " << multiply(4, 5) << std::endl;
    std::cout << "Factorial: " << factorial(5) << std::endl;
    std::cout << "Is 7 prime? " << (isPrime(7) ? "Yes" : "No") << std::endl;
    
    std::vector<int> arr = {1, 2, 3, 4, 5};
    std::cout << "Sum: " << sumArray(arr) << std::endl;
    std::cout << "Max: " << findMax(arr) << std::endl;
    
    std::cout << "Reverse: " << reverseString("hello") << std::endl;
    
    return 0;
}
#endif