text: #include <peelo/container/queue.hpp>
  #include <cassert>
  
  int main()
  {
      peelo::queue<int> queue;
  
      queue << 1 << 2 << 3;
      assert(queue.size() == 3);
      assert(queue.front() == 1);
      assert(queue.back() == 3);
  
      queue.pop();
      assert(queue.size() == 2);
      assert(queue.front() == 2);
      assert(queue.back() == 3);
  
      return 0;
  }
  