LUMIERA.clone/tests/library/multifact-test.cpp
Ichthyostega ada5cefaaf re-arrange tests according to layer structure
the buildsystem will now pick up and link
all test cases according to the layer, e.g.
backend tests will automatically be linked
against the backend + library solely.
2013-01-07 05:43:01 +01:00

137 lines
3.8 KiB
C++

/*
MultiFact(Test) - unittest for the configurable object-family creating factory
Copyright (C) Lumiera.org
2009, Hermann Vosseler <Ichthyostega@web.de>
This program 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.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
* *****************************************************/
#include "lib/test/run.hpp"
#include "lib/test/test-helper.hpp"
#include "lib/multifact.hpp"
#include "lib/util.hpp"
#include <boost/lexical_cast.hpp>
#include <iostream>
#include <string>
namespace lib {
namespace test{
using boost::lexical_cast;
using lib::test::showSizeof;
using util::isSameObject;
using util::isnil;
using std::ostream;
using std::string;
using std::cout;
using std::endl;
using lumiera::error::LUMIERA_ERROR_INVALID;
namespace { // hierarchy of test dummy objects
struct Interface
{
virtual ~Interface() {};
virtual operator string () =0;
};
inline ostream& operator<< (ostream& os, Interface& ifa) { return os << string(ifa); }
enum theID
{ ONE = 1
, TWO
, THR
, FOU
};
typedef factory::MultiFact<Interface, theID, factory::PassReference> TestFactory;
template<theID ii>
class Implementation
: public Interface
{
operator string()
{
return "Impl-"+lexical_cast<string> (ii);
}
public:
static theID getTypeID() { return ii; }
};
/** Factory instance for the tests... */
TestFactory theFact;
// Configure the products to be fabricated....
TestFactory::Singleton<Implementation<ONE> > holder1 (theFact,ONE);
TestFactory::Singleton<Implementation<TWO> > holder2 (theFact,TWO);
TestFactory::Singleton<Implementation<THR> > holder3 (theFact,THR);
TestFactory::Singleton<Implementation<FOU> > holder4 (theFact,FOU);
}
/*******************************************************************
* @test verify simple setup of the MultiFact template.
* Define a hierarchy of test dummy objects, in order to
* register them automatically for creation through a suitable
* instantiation of MultiFact. Verify we get the correct product
* when invoking this MultiFac flavour.
* @see lib::MultiFact
*/
class MultiFact_test : public Test
{
void
run (Arg)
{
cout << theFact(ONE) << endl;
cout << theFact(TWO) << endl;
cout << theFact(THR) << endl;
cout << theFact(FOU) << endl;
cout << showSizeof (theFact) << endl;
Interface & o1 = theFact(ONE);
Interface & o2 = theFact(ONE);
CHECK (isSameObject(o1,o2));
TestFactory anotherFact;
CHECK (isnil (anotherFact));
VERIFY_ERROR (INVALID, anotherFact(ONE) );
TestFactory::Singleton<Implementation<ONE> > anotherSingletonHolder (anotherFact,ONE);
Interface & o3 = anotherFact(ONE);
CHECK (isSameObject(o2,o3));
}
};
/** Register this test class... */
LAUNCHER (MultiFact_test, "unit common");
}} // namespace lib::test