/// FAILURE : Does not return
    ///
    #define StrSwapCharAt(str, idx1, idx2) VecSwapItems((str), (idx1), (idx2))
    
    ///

    // Test VecSwapItems function
    bool test_vec_swap_items(void) {
    printf("Testing VecSwapItems\n");
    
    // Create a vector of integers

    
    // Swap first and last elements
    VecSwapItems(&vec, 0, 4);
    
    // Check that the elements were swapped

    
    // Swap two elements in the middle
    VecSwapItems(&vec, 1, 3);
    
    // Check that the elements were swapped