Ichthyostega
e47f1db8c5
The namespace `steam::engine::test::ont` will hold some typical definitions for the fake „media processing library“ — to be used for validating aspects of mapping and binding.
338 lines
12 KiB
C++
338 lines
12 KiB
C++
/*
|
||
NodeDevel(Test) - Render Node development and test support
|
||
|
||
Copyright (C)
|
||
2024, Hermann Vosseler <Ichthyostega@web.de>
|
||
|
||
**Lumiera** 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. See the file COPYING for further details.
|
||
|
||
* *****************************************************************/
|
||
|
||
/** @file node-devel-test.cpp
|
||
** Unit test \ref NodeDevel_test verifies helpers for testing of render nodes.
|
||
*/
|
||
|
||
|
||
#include "lib/test/run.hpp"
|
||
#include "lib/hash-combine.hpp"
|
||
#include "lib/test/test-helper.hpp"
|
||
#include "steam/engine/node-builder.hpp"
|
||
#include "steam/engine/test-rand-ontology.hpp"
|
||
#include "steam/engine/diagnostic-buffer-provider.hpp"
|
||
#include "lib/test/diagnostic-output.hpp"/////////////////TODO
|
||
#include "lib/iter-zip.hpp"
|
||
#include "lib/random.hpp"
|
||
//#include "lib/util.hpp"
|
||
|
||
#include <vector>
|
||
|
||
using lib::zip;
|
||
using lib::izip;
|
||
using std::vector;
|
||
using std::make_tuple;
|
||
using lib::test::showType;
|
||
|
||
|
||
namespace steam {
|
||
namespace engine{
|
||
namespace test {
|
||
|
||
|
||
namespace {
|
||
/** uninitialised local storage that can be passed
|
||
* as working buffer and accessed as TestFrame */
|
||
struct Buffer
|
||
: util::NonCopyable
|
||
{
|
||
alignas(TestFrame)
|
||
std::byte storage[sizeof(TestFrame)];
|
||
|
||
operator TestFrame* () { return std::launder (reinterpret_cast<TestFrame* > (&storage)); }
|
||
TestFrame* operator->() { return std::launder (reinterpret_cast<TestFrame* > (&storage)); }
|
||
TestFrame& operator* () { return * std::launder (reinterpret_cast<TestFrame* > (&storage)); }
|
||
|
||
TestFrame&
|
||
buildData (uint seq=0, uint family=0)
|
||
{
|
||
return * new(&storage) TestFrame{seq,family};
|
||
}
|
||
};
|
||
}
|
||
|
||
|
||
|
||
/***************************************************************//**
|
||
* @test verify support for developing Render Node functionality.
|
||
*/
|
||
class NodeDevel_test : public Test
|
||
{
|
||
virtual void
|
||
run (Arg)
|
||
{
|
||
seedRand();
|
||
TestFrame::reseed();
|
||
|
||
processing_generateFrame();
|
||
processing_generateMultichan();
|
||
processing_duplicateMultichan();
|
||
processing_manipulateMultichan();
|
||
processing_manipulateFrame();
|
||
processing_combineFrames();
|
||
|
||
testRand_simpleUsage();
|
||
}
|
||
|
||
|
||
/** @test function to generate random test data frames
|
||
*/
|
||
void
|
||
processing_generateFrame()
|
||
{
|
||
size_t frameNr = defaultGen.u64();
|
||
uint flavour = defaultGen.u64();
|
||
|
||
Buffer buff;
|
||
CHECK (not buff->isSane());
|
||
|
||
ont::generateFrame (buff, frameNr, flavour);
|
||
CHECK ( buff->isSane());
|
||
CHECK ( buff->isPristine());
|
||
CHECK (*buff == TestFrame(frameNr,flavour));
|
||
}
|
||
|
||
/** @test function to generate an array of random test data frames
|
||
* for consecutive channels
|
||
*/
|
||
void
|
||
processing_generateMultichan()
|
||
{
|
||
size_t frameNr = defaultGen.u64();
|
||
uint flavour = defaultGen.u64();
|
||
|
||
uint channels = 1 + rani(50);
|
||
CHECK (1 <= channels and channels <= 50);
|
||
|
||
Buffer buff[50];
|
||
for (uint i=0; i<channels; ++i)
|
||
CHECK (not buff[i]->isSane());
|
||
|
||
ont::generateMultichan (buff[0], channels, frameNr, flavour);
|
||
for (uint i=0; i<channels; ++i)
|
||
{
|
||
CHECK (buff[i]->isPristine());
|
||
CHECK (*(buff[i]) == TestFrame(frameNr,flavour+i));
|
||
}
|
||
}
|
||
|
||
|
||
/** @test clone copy of multichannel test data */
|
||
void
|
||
processing_duplicateMultichan()
|
||
{
|
||
size_t frameNr = defaultGen.u64();
|
||
uint flavour = defaultGen.u64();
|
||
uint channels = 1 + rani(50);
|
||
Buffer srcBuff[50];
|
||
ont::generateMultichan (srcBuff[0], channels, frameNr, flavour);
|
||
|
||
Buffer clone[50];
|
||
for (uint i=0; i<channels; ++i)
|
||
CHECK (not clone[i]->isSane());
|
||
|
||
ont::duplicateMultichan (clone[0],srcBuff[0], channels);
|
||
for (uint i=0; i<channels; ++i)
|
||
{
|
||
CHECK (clone[i]->isPristine());
|
||
CHECK (*(clone[i]) == *(srcBuff[i]));
|
||
}
|
||
}
|
||
|
||
|
||
/** @test multichannel data hash-chain manipulation
|
||
* - use multichannel pseudo random input data
|
||
* - store away a clone copy before manipulation
|
||
* - the #manipulateMultichan() operates in-place in the buffers
|
||
* - each buffer has been marked with a new checksum afterwards
|
||
* - and each buffer now differs from original state
|
||
* - verify that corresponding data points over all channels
|
||
* have been linked by a hashcode-chain, seeded with the `param`
|
||
* and then consecutively hashing in data from each channel.
|
||
*/
|
||
void
|
||
processing_manipulateMultichan()
|
||
{
|
||
size_t frameNr = defaultGen.u64();
|
||
uint flavour = defaultGen.u64();
|
||
uint channels = 1 + rani(50);
|
||
Buffer buff[50], refData[50];
|
||
ont::generateMultichan (buff[0], channels, frameNr, flavour);
|
||
// stash away a copy of the test data for verification
|
||
ont::duplicateMultichan(refData[0],buff[0], channels);
|
||
|
||
for (uint c=0; c<channels; ++c)
|
||
CHECK (buff[c]->isPristine());
|
||
|
||
uint64_t param = defaultGen.u64();
|
||
ont::manipulateMultichan(buff[0], channels, param);
|
||
|
||
const uint SIZ = buff[0]->data64().size();
|
||
vector<uint64_t> xlink(SIZ, param); // temporary storage for verifying the hash-chain
|
||
for (uint c=0; c<channels; ++c)
|
||
{
|
||
CHECK (buff[c]->isSane()); // checksum matches
|
||
CHECK (not buff[c]->isPristine()); // data was indeed changed
|
||
|
||
CHECK (*(buff[c]) != *(refData[c]));
|
||
|
||
for (auto& [i, link] : izip(xlink))
|
||
{
|
||
auto const& refPoint = refData[c]->data64()[i];
|
||
lib::hash::combine (link, refPoint);
|
||
CHECK (link != refPoint);
|
||
CHECK (link == buff[c]->data64()[i]);
|
||
}
|
||
}
|
||
}
|
||
|
||
/** @test function to apply a numeric computation to test data frames;
|
||
* @remark here basically the same hash-chaining is used as for #manipulateMultichan,
|
||
* but only one hash-chain per data point is used and output is written to a different buffer.
|
||
*/
|
||
void
|
||
processing_manipulateFrame()
|
||
{
|
||
size_t frameNr = defaultGen.u64();
|
||
uint flavour = defaultGen.u64();
|
||
|
||
Buffer iBuff, oBuff;
|
||
iBuff.buildData(frameNr,flavour);
|
||
oBuff.buildData(frameNr,flavour);
|
||
CHECK (iBuff->isPristine());
|
||
CHECK (oBuff->isPristine());
|
||
|
||
uint64_t param = defaultGen.u64();
|
||
ont::manipulateFrame (oBuff, iBuff, param);
|
||
CHECK ( oBuff->isValid());
|
||
CHECK (not oBuff->isPristine());
|
||
CHECK ( iBuff->isPristine());
|
||
|
||
for (auto [iDat,oDat] : zip (iBuff->data64()
|
||
,oBuff->data64()))
|
||
{
|
||
CHECK (oDat != iDat);
|
||
uint64_t feed = param;
|
||
lib::hash::combine (feed, iDat);
|
||
CHECK (feed != param);
|
||
CHECK (feed != iDat);
|
||
CHECK (feed == oDat);
|
||
}
|
||
// can also process in-place
|
||
ont::manipulateFrame (iBuff, iBuff, param);
|
||
CHECK (not iBuff->isPristine());
|
||
CHECK ( iBuff->isValid());
|
||
CHECK (*iBuff == *oBuff); // second invocation exactly reproduced data from first invocation
|
||
}
|
||
|
||
/** @test function to mix two test data frames
|
||
*/
|
||
void
|
||
processing_combineFrames()
|
||
{
|
||
size_t frameNr = defaultGen.u64();
|
||
uint flavour = defaultGen.u64();
|
||
|
||
Buffer i1Buff, i2Buff, oBuff;
|
||
i1Buff.buildData(frameNr,flavour+0);
|
||
i2Buff.buildData(frameNr,flavour+1);
|
||
oBuff.buildData();
|
||
CHECK (i1Buff->isPristine());
|
||
CHECK (i2Buff->isPristine());
|
||
CHECK (oBuff->isPristine());
|
||
|
||
double mix = defaultGen.uni();
|
||
ont::combineFrames (oBuff, i1Buff, i2Buff, mix);
|
||
CHECK ( oBuff->isValid());
|
||
CHECK (not oBuff->isPristine());
|
||
CHECK ( i1Buff->isPristine());
|
||
CHECK ( i2Buff->isPristine());
|
||
|
||
for (auto [oDat,i1Dat,i2Dat] : zip (oBuff->data()
|
||
,i1Buff->data()
|
||
,i2Buff->data()))
|
||
CHECK (oDat == std::lround((1-mix)*i1Dat + mix*i2Dat));
|
||
|
||
// can also process in-place
|
||
ont::combineFrames (i1Buff, i1Buff, i2Buff, mix);
|
||
CHECK (not i1Buff->isPristine());
|
||
CHECK ( i1Buff->isValid());
|
||
CHECK (*i1Buff == *oBuff); // second invocation exactly reproduced data from first invocation
|
||
}
|
||
|
||
|
||
|
||
/** @test demonstrate simple usage of test-render setup
|
||
* - access the TestRandOntology as singleton
|
||
* - create a Spec record
|
||
* - retrieve a functor bound suitably to invoke
|
||
* data processing code from the TestRandOntology
|
||
*/
|
||
void
|
||
testRand_simpleUsage()
|
||
{
|
||
auto spec = testRand().setupGenerator();
|
||
CHECK (spec.PROTO == "generate-TestFrame"_expect);
|
||
|
||
// generate a binding as processing-functor
|
||
auto procFun = spec.makeFun();
|
||
using Sig = lib::meta::_Fun<decltype(procFun)>::Sig;
|
||
CHECK (showType<Sig>() == "void (tuple<ulong, uint>, engine::test::TestFrame*)"_expect);
|
||
|
||
// Behaves identical to processing_generateFrame() — see above...
|
||
size_t frameNr = defaultGen.u64();
|
||
uint flavour = defaultGen.u64();
|
||
|
||
Buffer buff;
|
||
CHECK (not buff->isSane());
|
||
|
||
procFun (make_tuple (frameNr,flavour), buff);
|
||
CHECK ( buff->isSane());
|
||
CHECK ( buff->isPristine());
|
||
CHECK (*buff == TestFrame(frameNr,flavour));
|
||
|
||
ProcNode node{prepareNode(spec.nodeID())
|
||
.preparePort()
|
||
.invoke(spec.procID(), procFun)
|
||
.setParam(frameNr,flavour)
|
||
.completePort()
|
||
.build()};
|
||
|
||
CHECK (watch(node).getPortSpec(0) == "Test:generate(TestFrame)"_expect);
|
||
|
||
BufferProvider& provider = DiagnosticBufferProvider::build();
|
||
BuffHandle buffHandle = provider.lockBuffer (provider.getDescriptorFor(sizeof(TestFrame)));
|
||
|
||
uint port{0};
|
||
|
||
CHECK (not buffHandle.accessAs<TestFrame>().isSane());
|
||
|
||
// Trigger Node invocation...
|
||
buffHandle = node.pull (port, buffHandle, Time::ZERO, ProcessKey{0});
|
||
|
||
TestFrame& result = buffHandle.accessAs<TestFrame>();
|
||
CHECK (result.isSane());
|
||
CHECK (result.isPristine());
|
||
CHECK (result == *buff);
|
||
buffHandle.release();
|
||
}
|
||
};
|
||
|
||
|
||
/** Register this test class... */
|
||
LAUNCHER (NodeDevel_test, "unit node");
|
||
|
||
|
||
|
||
}}} // namespace steam::engine::test
|