374 lines
14 KiB
C++
374 lines
14 KiB
C++
/*
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MObjectRef(Test) - validating basic properties of the external MObject reference tag
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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 the
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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/lumitime.hpp"
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#include "proc/asset/media.hpp"
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#include "proc/mobject/mobject.hpp"
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#include "proc/mobject/mobject-ref.hpp"
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#include "proc/mobject/placement.hpp"
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#include "proc/mobject/placement-ref.hpp"
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#include "proc/mobject/session/placement-index.hpp"
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#include "proc/mobject/session/session-service-mock-index.hpp"
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#include "proc/mobject/session/clip.hpp"
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#include "proc/mobject/explicitplacement.hpp"
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#include "proc/mobject/test-dummy-mobject.hpp"
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#include "lib/test/test-helper.hpp"
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#include <iostream>
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using lib::test::showSizeof;
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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 mobject {
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namespace test {
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namespace { // shortcut for checking use-counts
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bool
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checkUseCount (size_t cnt, uint additional=0)
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{
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static uint base_count=0;
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if (!additional) // called for init
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base_count = cnt;
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return cnt == base_count + additional;
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}
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template<class REF>
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bool
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checkUseCount (REF const& ref, uint additional)
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{
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return checkUseCount(ref.use_count(), additional);
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}
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}
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using lumiera::Time;
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using session::Clip;
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using session::PMedia;
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using session::SessionServiceMockIndex;
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using session::PPIdx;
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/***************************************************************************
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* @test properties and behaviour of the external reference-mechanism for
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* MObjects placed into the session. We create a simple, simulated
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* "session" (no real session datastructure) and a mock PlacementIndex.
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* Then we add two Placements, which can be used then to build
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* MObjectRef instances to validate their behaviour.
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* @see mobject::Placement
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* @see mobject::MObject
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* @see mobject::PlacementRef_test
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*/
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class MObjectRef_test : public Test
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{
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typedef Placement<MObject> PMObj;
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typedef Placement<Clip> PClip;
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typedef TestPlacement<TestSubMO1> PSub1;
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virtual void
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run (Arg)
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{
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// create data simulating a "Session"
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PMObj testClip1 = asset::Media::create("test-1", asset::VIDEO)->createClip();
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PMObj testClip2 = asset::Media::create("test-2", asset::VIDEO)->createClip();
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// set up a tie to fixed start positions (i.e. "properties of placement")
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testClip1.chain(Time(10));
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testClip2.chain(Time(20));
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CHECK (testClip1->isValid());
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CHECK (testClip2->isValid());
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CHECK (2 == testClip1.use_count()); // one by the placement and one by the clip-Asset
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CHECK (2 == testClip2.use_count());
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// Prepare an (test)Index
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PPIdx index = SessionServiceMockIndex::install();
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PMO& root = index->getRoot();
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// Add the Clips to "session" (here: dummy index)
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PMObj::ID clip1ID = index->insert (testClip1, root);
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PMObj::ID clip2ID = index->insert (testClip2, root);
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CHECK (2 == index->size());
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// use the IDs returned on insertion to fetch
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// language references to the placement instance within the index
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// we'll use these language refs as base to create MObejctRef handles.
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PMObj& pClip1 = index->find(clip1ID);
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PMObj& pClip2 = index->find(clip2ID);
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CHECK (3 == pClip1.use_count()); // clip-Asset, original placement, new placement in index
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CHECK (3 == pClip2.use_count());
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checkUseCount(pClip1.use_count()); // set ref point for later checks
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// extract various kinds of IDs and refs
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PMObj & rP1 (pClip1);
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PMObj const& rP2 (pClip2);
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PMObj::ID id1 = pClip1.getID();
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PMObj::Id<Clip> id2 = pClip2.recastID<Clip>(); // explicit unchecked re-declaration of target type
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LumieraUid luid = id1.get();
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///////////////////////////////////////////TODO: check the C-API representation here
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PlacementRef<Clip> ref1 (id1);
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PlacementRef<MObject> ref2 (pClip2);
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// -----Tests------------------
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checkBuildMObjectRef (rP1, &pClip1);
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checkBuildMObjectRef (rP2, &pClip2);
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checkBuildMObjectRef (id1, &pClip1);
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checkBuildMObjectRef (id2, &pClip2);
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checkBuildMObjectRef (luid, &pClip1);
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///////////////////////////////////////////TODO: check the C-API representation here
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checkBuildMObjectRef (ref1, &pClip1);
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checkBuildMObjectRef (ref2, &pClip2);
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checkComparison(rP1,rP2);
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checkLifecycle (rP1,rP2);
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checkTypeHandling (luid);
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// -----Tests------------------
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// verify clean state
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index->remove (pClip1);
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index->remove (pClip2); // note: this invalidates pClip1 and pClip2;
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CHECK (!ref1);
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CHECK (!ref2);
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CHECK (0 == index->size());
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CHECK (1 == index.use_count());
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CHECK (2 == testClip1.use_count());
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CHECK (2 == testClip2.use_count());
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index.reset();
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}
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template<typename REF>
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void
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checkBuildMObjectRef (REF& refObj, void* placementAdr)
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{
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MORef<Clip> rMO;
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CHECK (!rMO); // still empty (not bound)
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CHECK (0==rMO.use_count());
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cout << string(rMO) << endl; /////////////////////TICKET #527
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cout << showSizeof(rMO) << endl;
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// activate by binding to provided ref
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rMO.activate(refObj);
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CHECK (rMO); // now bound
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cout << string(rMO) << endl; /////////////////////TICKET #527
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// access MObject (Clip API)
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// cout << rMO->operator string() << endl; /////////////////////TICKET #428
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PMedia media = rMO->getMedia();
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cout << str(media) << endl; /////////////////////TICKET #520
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Time mediaLength = media->getLength();
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CHECK (Time(0) < mediaLength);
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CHECK (rMO->isValid());
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// access the Placement-API
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CHECK (checkUseCount(rMO, 1)); // now rMO shares ownership with the Placement --> use-count += 1
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CHECK (Time(0) < rMO.getStartTime()); // (internally, this resolves to an ExplicitPlacement) /////////TICKET #332
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CHECK ( rMO.isCompatible<MObject>());
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CHECK ( rMO.isCompatible<Clip>());
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CHECK (!rMO.isCompatible<TestSubMO1>());
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Time start = rMO.getStartTime();
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// re-link to the Placement (note we get the Clip API!)
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Placement<Clip> & refP = rMO.getPlacement();
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CHECK (refP.isValid());
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CHECK (refP.use_count() == rMO.use_count());
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CHECK (checkUseCount(refP, 1)); // use count not changed
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CHECK (&refP == placementAdr); // actually denotes the address of the original Placement in the "session"
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cout << string(refP) << endl;
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ExplicitPlacement exPla = refP.resolve();
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CHECK (exPla.time == start); // recovered Placement resolves to the same time as provided by the proxied API
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CHECK (checkUseCount(refP, 2)); // but now we've indeed created an additional owner (exPla)
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CHECK (checkUseCount(rMO, 2));
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}
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void
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checkComparison (PMO const& p1, PMO const& p2)
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{
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PlacementRef<Clip> pRef1 (p1);
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PlacementRef<MObject> pRef2 (p2);
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MORef<MObject> rM;
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MORef<Clip> rC;
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rM.activate (p1);
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rC.activate (p2);
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CHECK (rM && rC);
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CHECK (!(rM == rC) && !(rC == rM));
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CHECK ( (rM != rC) && (rC != rM));
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// mixed comparisons
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CHECK ( (rM == pRef1) && (pRef1 == rM));
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CHECK ( (rC == pRef2) && (pRef2 == rC));
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CHECK (!(rM != pRef1) && !(pRef1 != rM));
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CHECK (!(rC != pRef2) && !(pRef2 != rC));
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CHECK ( (rM != pRef2) && (pRef2 != rM));
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CHECK ( (rC != pRef1) && (pRef1 != rC));
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CHECK (!(rM == pRef2) && !(pRef2 == rM));
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CHECK (!(rC == pRef1) && !(pRef1 == rC));
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CHECK ( (rM == p1.getID()) );
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CHECK ( (rC == p2.getID()) );
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CHECK (!(rM != p1.getID()) );
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CHECK (!(rC != p2.getID()) );
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CHECK ( (rM != p2.getID()) );
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CHECK ( (rC != p1.getID()) );
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CHECK (!(rM == p2.getID()) );
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CHECK (!(rC == p1.getID()) );
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rC.activate (pRef1);
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CHECK ( (rM == rC) && (rC == rM));
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CHECK (!(rM != rC) && !(rC != rM));
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CHECK ( (rC == pRef1) && (pRef1 == rC));
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CHECK (!(rC != pRef1) && !(pRef1 != rC));
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CHECK ( (rC != pRef2) && (pRef2 != rC));
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CHECK (!(rC == pRef2) && !(pRef2 == rC));
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CHECK ( (rC == p1.getID()) );
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CHECK (!(rC != p1.getID()) );
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CHECK ( (rC != p2.getID()) );
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CHECK (!(rC == p2.getID()) );
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rM.close();
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CHECK (!rM);
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CHECK (!(rM == rC) && !(rC == rM));
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CHECK ( (rM != rC) && (rC != rM));
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CHECK (!(rM == pRef1) && !(pRef1 == rM));
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CHECK ( (rM != pRef1) && (pRef1 != rM));
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CHECK ( (rM != pRef2) && (pRef2 != rM));
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CHECK (!(rM == pRef2) && !(pRef2 == rM));
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CHECK (!(rM == p1.getID()) );
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CHECK ( (rM != p1.getID()) );
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CHECK ( (rM != p2.getID()) );
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CHECK (!(rM == p2.getID()) );
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}
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void
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checkLifecycle (PMObj const& p1, PMObj const& p2)
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{
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CHECK (checkUseCount(p1, 0));
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CHECK (checkUseCount(p2, 0));
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MORef<Clip> rMO;
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CHECK (!rMO);
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CHECK (0 == rMO.use_count());
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rMO.activate(p1);
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CHECK (rMO);
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CHECK (rMO->getMedia()->getFilename() == "test-1");
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CHECK (checkUseCount(rMO, 1));
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CHECK (checkUseCount(p1, 1)); // sharing ownership
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CHECK (checkUseCount(p2, 0));
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rMO.activate(p2);
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CHECK (rMO);
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CHECK (rMO->getMedia()->getFilename() == "test-2");
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CHECK (checkUseCount(rMO, 1));
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CHECK (checkUseCount(p1, 0)); // detached, use count dropped to previous value
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CHECK (checkUseCount(p2, 1)); // sharing ownership
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rMO.activate(p2);
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CHECK (checkUseCount(rMO, 1)); // no change
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rMO.close();
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CHECK (!rMO);
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CHECK (checkUseCount(p1, 0));
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CHECK (checkUseCount(p2, 0));
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VERIFY_ERROR (BOTTOM_MOBJECTREF, rMO.getPlacement() );
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VERIFY_ERROR (BOTTOM_MOBJECTREF, rMO->getMedia() );
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}
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void
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checkTypeHandling (LumieraUid luid)
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{
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MObjectRef rMObj;
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MORef<Clip> rClip;
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MORef<TestSubMO1> rSub1;
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CHECK ( ! rMObj.use_count());
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CHECK ( ! rClip.use_count());
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CHECK ( ! rSub1.use_count());
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rMObj.activate(luid);
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CHECK (checkUseCount(rMObj, 1));
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CHECK ( ! rClip.use_count());
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CHECK ( ! rSub1.use_count());
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rClip.activate(rMObj); // attach on existing MObjectRef
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CHECK (checkUseCount(rMObj, 2));
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CHECK (checkUseCount(rClip, 2));
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CHECK ( ! rSub1.use_count());
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// impossible, because Clip isn't a subclass of TestSubMO1:
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VERIFY_ERROR (INVALID_PLACEMENTREF, rSub1.activate(luid) );
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VERIFY_ERROR (INVALID_PLACEMENTREF, rSub1 = rMObj );
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CHECK (rMObj->isValid());
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CHECK (rClip->isValid());
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CHECK (rMObj.getPlacement().getID() == rClip.getPlacement().getID());
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// doesn't compile, because the function isn't on MObject API:
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// rMObj->getMedia();
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rClip.close();
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CHECK (checkUseCount(rMObj, 1));
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CHECK ( ! rClip.use_count());
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// can assign, because the actual type is checked:
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rClip = rMObj;
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CHECK (checkUseCount(rMObj, 2));
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CHECK (checkUseCount(rClip, 2));
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cout << string(rClip) << endl; //////////TICKET #527
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cout << string(rClip->getMedia()->ident) << endl; //////////TICKET #520
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}
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};
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/** Register this test class... */
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LAUNCHER (MObjectRef_test, "unit session");
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}} // namespace mobject::test
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