Ichthyostega
577592c66e
as it turns out, "almost" the whole codebase compiles in C++17 mode. with the exception of two metaprogramming-related problems: - our "duck detector" for STL containers does not trigger anymore - the Metafunction to dissect Function sigantures (meta::_Fun) flounders
314 lines
12 KiB
C++
314 lines
12 KiB
C++
/*
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DispatcherInterface(Test) - document and verify dispatcher for frame job creation
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Copyright (C) Lumiera.org
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2012, 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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/** @file dispatcher-interface-test.cpp
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** unit test \ref DispatcherInterface_test
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*/
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#include "lib/test/run.hpp"
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#include "lib/error.hpp"
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//#include "steam/engine/procnode.hpp"
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#include "steam/play/dummy-play-connection.hpp"
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#include "steam/mobject/model-port.hpp"
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#include "steam/engine/dispatcher.hpp"
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#include "steam/play/timings.hpp"
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#include "lib/time/timevalue.hpp"
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//#include "lib/time/timequant.hpp"
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//#include "lib/format-cout.hpp"
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#include "lib/depend.hpp"
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#include "lib/itertools.hpp"
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#include "lib/util-coll.hpp"
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#include "lib/util.hpp"
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#include <functional>
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#include <vector>
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using test::Test;
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using util::isnil;
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using util::last;
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using std::vector;
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using std::function;
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//using std::rand;
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namespace steam {
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namespace engine{
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namespace test {
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using lib::time::FrameRate;
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using lib::time::Duration;
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using lib::time::Offset;
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using lib::time::TimeVar;
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using lib::time::Time;
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using mobject::ModelPort;
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using play::Timings;
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namespace { // used internally
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using play::PlayTestFrames_Strategy;
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using play::ModelPorts;
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typedef play::DummyPlayConnection<play::PlayTestFrames_Strategy> DummyPlaybackSetup;
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class MockDispatcherTable
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: public Dispatcher
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{
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DummyPlaybackSetup dummySetup_;
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/* == mock Dispatcher implementation == */
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FrameCoord
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locateRelative (FrameCoord const&, FrameCnt frameOffset)
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{
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UNIMPLEMENTED ("dummy implementation of the core dispatch operation");
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}
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bool
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isEndOfChunk (FrameCnt, ModelPort port)
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{
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UNIMPLEMENTED ("determine when to finish a planning chunk");
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}
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JobTicket&
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accessJobTicket (ModelPort, TimeValue nominalTime)
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{
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UNIMPLEMENTED ("dummy implementation of the model backbone / segmentation");
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}
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public:
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ModelPort
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provideMockModelPort()
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{
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ModelPorts mockModelPorts = dummySetup_.provide_testModelPorts();
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return *mockModelPorts; // using just the first dummy port
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}
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};
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lib::Depend<MockDispatcherTable> mockDispatcher;
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#if false /////////////////////////////////////////////////////////////////////////////////////////////////////////////UNIMPLEMENTED :: TICKET #880
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#endif /////////////////////////////////////////////////////////////////////////////////////////////////////////////UNIMPLEMENTED :: TICKET #890
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ModelPort
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getTestPort()
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{
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return mockDispatcher().provideMockModelPort();
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}
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/* == test parameters == */
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const uint START_FRAME(10);
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const uint CHANNEL(0);
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bool continuation_has_been_triggered = false;
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} // (End) internal defs
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/***************************************************************//**
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* @test document and verify the engine::Dispatcher interface, used
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* to translate a CalcStream into individual node jobs.
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* This test covers the definition of the interface itself,
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* together with the supporting types and the default
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* implementation of the basic operations.
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* It creates and uses a mock Dispatcher implementation.
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*/
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class DispatcherInterface_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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verify_basicDispatch();
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verify_standardDispatcherUsage();
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check_ContinuationBuilder();
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}
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/** @test perform the basic dispatch step
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* and verify the generated frame coordinates
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*/
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void
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verify_basicDispatch()
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{
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Dispatcher& dispatcher = mockDispatcher();
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ModelPort modelPort (getTestPort());
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Timings timings (FrameRate::PAL);
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ENSURE (START_FRAME == 10);
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TimeAnchor refPoint(timings, START_FRAME);
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CHECK (refPoint == Time::ZERO + Duration(10, FrameRate::PAL));
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FrameCoord coordinates = dispatcher.onCalcStream (modelPort,CHANNEL)
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.relativeFrameLocation (refPoint, 15);
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CHECK (coordinates.absoluteNominalTime == Time(0,1));
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CHECK (coordinates.absoluteFrameNumber == 25);
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CHECK (refPoint.remainingRealTimeFor(coordinates) < Time(FSecs(25,25)));
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CHECK (refPoint.remainingRealTimeFor(coordinates) >= Time(FSecs(24,25)));
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CHECK (coordinates.modelPort == modelPort);
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CHECK (coordinates.channelNr == CHANNEL);
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JobTicket& executionPlan = dispatcher.getJobTicketFor (coordinates);
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CHECK (executionPlan.isValid());
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Job frameJob = executionPlan.createJobFor (coordinates);
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CHECK (frameJob.getNominalTime() == coordinates.absoluteNominalTime);
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#if false /////////////////////////////////////////////////////////////////////////////////////////////////////////////UNIMPLEMENTED :: TICKET #880
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#endif /////////////////////////////////////////////////////////////////////////////////////////////////////////////UNIMPLEMENTED :: TICKET #880
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}
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/** @test the standard invocation sequence
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* used within the engine for planning new jobs.
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* The actual implementation is mocked.
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*/
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void
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verify_standardDispatcherUsage()
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{
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Dispatcher& dispatcher = mockDispatcher();
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ModelPort modelPort (getTestPort());
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Timings timings (FrameRate::PAL);
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TimeAnchor refPoint = TimeAnchor(timings, START_FRAME);
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JobPlanningSequence jobs = dispatcher.onCalcStream(modelPort,CHANNEL)
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.establishNextJobs(refPoint);
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// Verify the planned Jobs
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CHECK (!isnil (jobs));
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vector<Job> plannedChunk;
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lib::append_all (jobs, plannedChunk);
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#if false //////////////////////////////////////////////////////////////////////////////////////////////////TICKET #1138 : sort out C++17 compatibility
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Duration coveredTime (Offset(refPoint, last(plannedChunk).getNominalTime()));
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#endif //////////////////////////////////////////////////////////////////////////////////////////////////TICKET #1138 : sort out C++17 compatibility
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Duration coveredTime (lib::time::FSecs(23,55)); /////////////////////FIXME
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CHECK (coveredTime >= timings.getPlanningChunkDuration());
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///TODO nachfolgendes muß komplett umgeschrieben werden
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///TODO definieren, wie das scheduler-interface angesprochen wird
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///TODO dann stub dafür bauen
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#if false /////////////////////////////////////////////////////////////////////////////////////////////////////////////UNIMPLEMENTED :: TICKET #880
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TimeVar frameStart (refPoint);
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InvocationInstanceID prevInvocationID(0);
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Offset expectedTimeIncrement (1, FrameRate::PAL);
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for (uint i=0; i < plannedChunk.size(); ++i )
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{
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Job& thisJob = plannedChunk[i];
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CHECK (prevInvocationID < thisJob.getInvocationInstanceID());
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prevInvocationID = thisJob.getInvocationInstanceID();
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if (frameStart != thisJob.getNominalTime())
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{
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frameStart += expectedTimeIncrement;
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CHECK (frameStart == thisJob.getNominalTime());
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}
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}
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// now, after having passed over the whole planned chunk
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CHECK (frameStart == Time(refPoint) + coveredTime);
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CHECK (frameStart >= Time(refPoint) + timings.getPlanningChunkDuration());
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CHECK (frameStart + expectedTimeIncrement > Time(refPoint) + timings.getPlanningChunkDuration());
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#endif /////////////////////////////////////////////////////////////////////////////////////////////////////////////UNIMPLEMENTED :: TICKET #880
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}
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/** @test usually at the end of each standard invocation,
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* after scheduling a chunk of new Jobs, an additional
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* continuation job is created to re-invoke this
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* scheduling step.
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* - the refPoint gets bumped beyond the planned segment
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* - the continuation job embodies a suitable closure,
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* usable for self-re-invocation
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*/
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void
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check_ContinuationBuilder()
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{
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#if false /////////////////////////////////////////////////////////////////////////////////////////////////////////////UNIMPLEMENTED :: TICKET #880
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Dispatcher& dispatcher = mockDispatcher();
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ModelPort modelPort (getTestPort());
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Timings timings (FrameRate::PAL);
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// prepare the rest of this test to be invoked as "continuation"
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function<void(TimeAnchor)> testFunc = verify_invocation_of_Continuation;
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TimeAnchor refPoint = TimeAnchor::build (timings, START_FRAME);
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JobPlanningSequence jobs = dispatcher.onCalcStream(modelPort,CHANNEL)
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.establishNextJobs(refPoint)
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.prepareContinuation(testFunc);
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// an additional "continuation" Job has been prepared....
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Job continuation = lib::pull_last(jobs);
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CHECK (META_JOB == continuation.getKind());
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// the Continuation will be scheduled sufficiently ahead of the currently planned chunk's end
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CHECK (continuation.getNominalTime() < Time(refPoint) + timings.getPlanningChunkDuration());
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// now invoke the rest of this test, which has been embedded into the continuation job.
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// Since we passed testFunc as action for the continuation, we expect the invocation
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// of the function verify_invocation_of_Continuation()
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continuation_has_been_triggered = false;
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continuation.triggerJob();
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CHECK (continuation_has_been_triggered);
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#endif /////////////////////////////////////////////////////////////////////////////////////////////////////////////UNIMPLEMENTED :: TICKET #880
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}
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/** action used as "continuation" in #check_ContinuationBuilder
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* This function expects to be invoked with a time anchor bumped up
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* to point exactly behind the end of the previously planned chunk of Jobs
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*/
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static void
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verify_invocation_of_Continuation (TimeAnchor nextRefPoint)
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{
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Timings timings (FrameRate::PAL);
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Duration frameDuration (1, FrameRate::PAL);
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Time startAnchor = Time::ZERO + START_FRAME*frameDuration;
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Duration time_to_cover = timings.getPlanningChunkDuration();
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CHECK (Time(nextRefPoint) >= startAnchor + time_to_cover);
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CHECK (Time(nextRefPoint) < startAnchor + time_to_cover + 1*frameDuration);
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continuation_has_been_triggered = true;
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}
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};
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/** Register this test class... */
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LAUNCHER (DispatcherInterface_test, "unit engine");
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}}} // namespace steam::engine::test
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