LUMIERA.clone/tests/components/proc/mobject/session/query-resolver-test.cpp

109 lines
3.1 KiB
C++

/*
QueryResolver(Test) - issuing typed queries over a generic interface
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/lumitime.hpp"
#include "lib/test/test-helper.hpp"
//#include "proc/mobject/placement-ref.hpp"
//#include "proc/mobject/session/test-scopes.hpp"
//#include "proc/mobject/placement-index.hpp"
#include "proc/mobject/session/query-resolver.hpp"
//#include "lib/access-casted.hpp"
//#include "lib/variant.hpp"
//#include "lib/meta/typelist.hpp"
//#include "lib/util.hpp"
#include <iostream>
#include <string>
namespace mobject {
namespace session {
namespace test {
using lib::test::showSizeof;
//using util::isSameObject;
//using lumiera::Time;
using std::string;
using std::cout;
using std::endl;
namespace { // a test query resolving facility
class TypeMatchFilter
: public QueryResolver
{
};
QueryResolver&
buildTestQueryResolver ()
{
UNIMPLEMENTED("build a special resolver just for this test and register it.");
}
}
/***********************************************************************************
* @test verify the mechanism for issuing typed queries through a generic interface,
* without disclosing the facility actually answering those queries.
* Results are to be retrieved through a Lumiera Forward Iterator.
*
* @see mobject::session::QueryResolver
* @see mobject::session::ScopeLocate usage example
* @see mobject::session::ContentsQuery typed query example
* @see contents-query-test.cpp
*/
class QueryResolver_test : public Test
{
virtual void
run (Arg)
{
QueryResolver& resolver = buildTestQueryResolver();
Query<int> firstQuery;
explore (firstQuery (resolver));
Query<string> secondQuery;
explore (secondQuery(resolver));
}
template<typename ELM>
static void
explore (typename Query<ELM>::iterator ii)
{
cout << "Query-Results: " << showSizeof(ii) << endl;;
while (ii)
cout << *ii << endl;
}
};
/** Register this test class... */
LAUNCHER (QueryResolver_test, "unit session");
}}} // namespace mobject::session::test