text: #include <tut.h>
  #include <tut_reporter.h>
  #include <iostream>
  
  using std::exception;
  using std::cerr;
  using std::endl;
  
  namespace tut
  {
      test_runner_singleton runner;
  }
  
  int main()
  {
      tut::reporter reporter;
      tut::runner.get().set_callback(&reporter);
  
      tut::runner.get().run_tests();
  
      return !reporter.all_ok();
  }