Ichthyostega
ada5cefaaf
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.
177 lines
6.5 KiB
C++
177 lines
6.5 KiB
C++
/*
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PlacementHierarchy(Test) - cooperating hierarchical placement types
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Copyright (C) Lumiera.org
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2009, 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/test/test-helper.hpp"
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#include "backend/media-access-mock.hpp"
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#include "proc/mobject/test-dummy-mobject.hpp"
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#include "proc/mobject/session/clip.hpp"
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#include "proc/mobject/placement.hpp"
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#include "proc/asset/media.hpp"
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#include "lib/error.hpp"
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#include "lib/util.hpp"
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#include <tr1/memory>
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#include <iostream>
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using lib::HashIndexed;
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using lib::test::Use4Test;
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using std::tr1::shared_ptr;
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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 proc {
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namespace mobject {
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namespace session {
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namespace test {
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using session::Clip;
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using lib::test::showSizeof;
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using namespace mobject::test;
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using lumiera::error::LUMIERA_ERROR_ASSERTION;
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/***************************************************************************************
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* @test creating placements specifically typed, forming an hierarchy of placement types
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* which loosely mirrors the hierarchy of the pointee types. Assignments between
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* placement of differing type, while still sharing ownership.
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* @see mobject::Placement
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* @see mobject::MObject#create
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* @see lib::hash::HashIndexed
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*/
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class PlacementHierarchy_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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Use4Test<backend::test::MediaAccessMock> within_this_scope;
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typedef Placement<MObject> PMObj;
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typedef TestPlacement<> PDummy;
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typedef TestPlacement<TestSubMO1> PSub1;
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typedef TestPlacement<TestSubMO2> PSub2;
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typedef TestPlacement<TestSubMO21,TestSubMO2> PSub21;
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PSub1 pSub1(*new TestSubMO1);
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PSub2 pSub2(*new TestSubMO2);
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PSub21 pSub3(*new TestSubMO21);
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PDummy pSubM (pSub3);
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PMObj pClip = asset::Media::create("test-1", asset::VIDEO)->createClip();
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CHECK (INSTANCEOF (Placement<MObject>, &pSub1));
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CHECK (INSTANCEOF (Placement<MObject>, &pSub2));
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CHECK (INSTANCEOF (Placement<MObject>, &pSub3));
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CHECK (INSTANCEOF (Placement<MObject>, &pSubM));
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CHECK (INSTANCEOF (Placement<DummyMO>, &pSub1));
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CHECK (INSTANCEOF (Placement<DummyMO>, &pSub2));
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CHECK (INSTANCEOF (Placement<DummyMO>, &pSub3));
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CHECK (INSTANCEOF (TestPlacement<DummyMO>, &pSub1));
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CHECK (INSTANCEOF (TestPlacement<DummyMO>, &pSub2));
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CHECK (INSTANCEOF (TestPlacement<DummyMO>, &pSub3));
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CHECK ( INSTANCEOF (TestPlacement<TestSubMO2>, &pSub3));
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// the following won't succeed...
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// CHECK (INSTANCEOF (TestPlacement<TestSubMO21>, &pSub2)); // parent not instance of subclass
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// CHECK (INSTANCEOF (TestPlacement<TestSubMO2>, &pSub1)); // separate branch in the hierarchy
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cout << showSizeof(pSub1) << endl;
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cout << showSizeof(pSub2) << endl;
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cout << showSizeof(pSub3) << endl;
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cout << showSizeof(pSubM) << endl;
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cout << showSizeof(pClip) << endl;
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CHECK (sizeof(pSub1) == sizeof(pSub3));
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CHECK (sizeof(pClip) == sizeof(pSub3));
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cout << string(pSub1) << endl;
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cout << string(pSub2) << endl;
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cout << string(pSub3) << endl;
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cout << string(pSubM) << endl;
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cout << string(pClip) << endl;
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cout << pSub1->operator string() << endl;
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cout << pSub2->operator string() << endl;
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cout << pSubM->operator string() << endl;
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pSub3->specialAPI();
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CHECK (2 == pSubM.use_count());
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CHECK (2 == pSub3.use_count());
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pClip = pSubM; // slicing and shared ownership
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CHECK (3 == pSubM.use_count());
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CHECK (3 == pSub3.use_count());
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CHECK (3 == pClip.use_count());
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// now do a brute-force re-interpretation
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// note this is still protected by an ASSERT on the operator->()
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PSub21& hijacked = reinterpret_cast<PSub21&> (pClip);
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hijacked->specialAPI();
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CHECK (3 == hijacked.use_count());
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CHECK (hijacked.getID() == pClip.getID());
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cout << format_PlacementID(pSub1) << endl;
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cout << format_PlacementID(pSub2) << endl;
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cout << format_PlacementID(pSub3) << endl;
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cout << format_PlacementID(pSubM) << endl;
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cout << format_PlacementID(pClip) << endl;
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pClip = pSub1;
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CHECK (2 == pSubM.use_count());
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CHECK (2 == pSub3.use_count());
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CHECK (2 == pClip.use_count());
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CHECK (2 == pSub1.use_count());
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///////////////////////////////////////////////////////////////////////////////TODO: find a way to configure NoBug to throw in case of assertion
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///////////////////////////////////////////////////////////////////////////////TODO: configure NoBug specifically for the testsuite
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#ifdef false
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VERIFY_ERROR (ASSERTION, hijacked->specialAPI() );
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#endif
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// runtime type diagnostics based on pointee RTTI
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CHECK ( pSub2.isCompatible<MObject>());
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CHECK ( pSub2.isCompatible<DummyMO>());
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CHECK ( pSub2.isCompatible<TestSubMO2>());
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CHECK (!pSub2.isCompatible<TestSubMO21>());
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CHECK (!pSub2.isCompatible<TestSubMO1>());
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CHECK (!pSub2.isCompatible<Clip>());
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}
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};
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/** Register this test class... */
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LAUNCHER (PlacementHierarchy_test, "unit session");
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}}}} // namespace proc::mobject::session::test
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