org-mode/testing/examples/ob-C-test.org

#+Title: a collection of examples for ob-C tests
#+OPTIONS: ^:nil
* Simple tests
  :PROPERTIES:
  :ID:       fa6db330-e960-4ea2-ac67-94bb845b8577
  :END:
#+source: simple
#+begin_src cpp :includes "<iostream>" :results silent
  std::cout << 42;
  return 0;
#+end_src

#+source: integer_var
#+begin_src cpp :var q=12 :includes "<iostream>" :results silent
  std::cout << q;
  return 0;
#+end_src

#+source: two_var
#+begin_src cpp :var q=12 :var p=10 :includes "<iostream>" :results silent
  std::cout << p+q;
  return 0;
#+end_src

#+source: string_var
#+begin_src cpp :var q="word" :includes '(<iostream> <cstring>) :results silent
  std::cout << q << ' ' << strlen(q);
  return 0;
#+end_src

#+source: define
#+begin_src cpp :defines N 42  :includes "<iostream>" :results silent
  std::cout << N;
  return 0;
#+end_src

* Array
#+source: array
#+begin_src cpp :includes "<iostream>" :results vector :results silent
  for (int i=1; i<3; i++) {
    std::cout << i << '\n';
  }
  return 0;
#+end_src