run.hpp

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/*
  RUN.hpp  -  helper class for grouping, registering and invoking testcases
 
   Copyright (C)
     2007,2008        Hermann Vosseler <Ichthyostega@web.de>
 
 **Lumiera** is free software; you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
 Free Software Foundation; either version 2 of the License, or (at your
 option) any later version. See the file COPYING for further details.
 
*/
 
#ifndef TESTHELPER_RUN_H
#define TESTHELPER_RUN_H
 
#include "lib/error.hpp"
#include "lib/random.hpp"
 
#include "lib/test/suite.hpp"
#include "lib/util.hpp"
 
#include <memory>
#include <string>
 
 
namespace test {
  
  using std::string;
  using std::shared_ptr;
  
  using Arg = std::vector<string> &;
  
  
  
  class Test
    {
    public:
      virtual ~Test()            = default;             
      virtual void run(Arg arg)  = 0;
      
      void seedRand();                                  
      lib::Random makeRandGen();                        
      static string firstTok (Arg);                     
      static uint   firstVal (Arg, uint =1);            
    };
  
  
  
  class Launcher
    {
    public:
      virtual ~Launcher()    = default;
      virtual shared_ptr<Test> makeInstance()  =0;
    };
  
  
  template<class TEST>
  class Launch : public Launcher
    {
    public:
      Launch (string testID, string groups)
        {
          Suite::enrol (this,testID,groups);
        }
      
      virtual shared_ptr<Test>
      makeInstance ()  override
        {
          return shared_ptr<Test> (new TEST );
        }
    };
    
} // namespace test
 
// make those global for convenience....
using ::test::Arg;
using ::test::Test;
using ::test::Launch;
using lib::rani;
using lib::ranHash;
using lib::ranRange;
using lib::ranNormal;
using lib::defaultGen;
 
// and provide shortcut for registration
#define LAUNCHER(_TEST_CLASS_, _GROUPS_) \
  \
  Launch<_TEST_CLASS_> run_##_TEST_CLASS_##_(STRINGIFY(_TEST_CLASS_), _GROUPS_);
 
 
#endif /*TESTHELPER_RUN_H*/