140 lines
3.5 KiB
C++
140 lines
3.5 KiB
C++
/*
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GeneratorCombinations(Test) - verify generating case combinations
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Copyright (C) Lumiera.org
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2011, Hermann Vosseler <Ichthyostega@web.de>
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of
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the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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* *****************************************************/
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#include "lib/test/run.hpp"
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#include "lib/meta/generator.hpp"
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#include "lib/meta/generator-combinations.hpp"
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#include "meta/typelist-diagnostics.hpp"
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#include <boost/format.hpp>
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#include <iostream>
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using ::test::Test;
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using std::string;
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using std::cout;
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using std::endl;
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namespace lumiera {
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namespace typelist{
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namespace test {
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namespace { // test cases and data....
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typedef Types< Num<1>
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, Num<3>
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, Num<5>
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> Types1;
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typedef Types< Num<2>
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, Num<4>
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, Num<6>
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> Types2;
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using boost::str;
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using boost::format;
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format formatted ("-<%u%u>%s");
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/**
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* A Test-Template to be instantiated
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* for all possible combinations
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* of the {Types1} x {Types2}
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*/
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template<class T1, class T2, class BASE>
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struct TestCase
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: BASE
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{
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static string
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visitAll()
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{
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T1 param1;
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T2 param2;
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return str(formatted % uint(param1)
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% uint(param2)
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% BASE::visitAll());
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}
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};
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template<>
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struct TestCase<void,void,NullType>
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{
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static string
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visitAll()
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{
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return "-|";
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}
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};
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typedef TestCase<void,void,NullType> IterationEnd;
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} // (End) test data
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/*************************************************************************
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* @test check utilities for generating case combinations.
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* - verify the Cartesian product is built properly
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* - instantiate a two-parameter test template
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* for all those cases, as given by the
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* Cartesian product of two Type collections
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*/
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class GeneratorCombinations_test : public Test
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{
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virtual void
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run (Arg)
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{
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checkCartesian();
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checkCaseInstantiation();
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}
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void
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checkCartesian ()
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{
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typedef CartesianProduct<Types1,Types2> Cartesian;
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DISPLAY (Cartesian);
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}
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void
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checkCaseInstantiation ()
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{
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typedef InstantiateChainedCombinations< Types1,Types2
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, TestCase
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, IterationEnd > CombnationCases;
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cout << "All-Test-Combinations-" << CombnationCases::visitAll() << endl;
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}
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};
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/** Register this test class... */
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LAUNCHER (GeneratorCombinations_test, "unit common");
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}}} // namespace lumiera::typelist::test
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