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Invocation: add some test coverage for the basic genrator function

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Nothing surprising here...

Writing just some dull tests to avoid biting my nails while watching the US election....
This commit is contained in:
Fischlurch 2024-11-06 02:13:23 +01:00
parent c04a465134
commit 7960017403
3 changed files with 90 additions and 13 deletions
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2
src/lib/random.hpp
View file

@ -98,7 +98,7 @@ namespace lib {
/* ===== convenience accessors ===== */
inline int rani() { return defaultGen.i32(); }
inline int rani() { return defaultGen.i32(); } ///< using default params: min ≡ 0, max ≡ numeric_limits
inline uint64_t ranu() { return defaultGen.u64(); }
inline double runi() { return defaultGen.uni(); }

76
tests/core/steam/engine/node-devel-test.cpp
View file

@ -1,8 +1,8 @@
/*
NodeDevel(Test) - verify proper render node operation and calldown
NodeDevel(Test) - Render Node development and test support
Copyright (C) Lumiera.org
2009, Hermann Vosseler <Ichthyostega@web.de>
2024, Hermann Vosseler <Ichthyostega@web.de>
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
@ -26,6 +26,9 @@
#include "lib/test/run.hpp"
#include "steam/engine/test-rand-ontology.hpp" ///////////TODO
#include "lib/test/diagnostic-output.hpp"/////////////////TODO
#include "lib/random.hpp"
//#include "lib/util.hpp"
@ -36,18 +39,79 @@ namespace steam {
namespace engine{
namespace test {
using lib::ranu;
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)); }
};
}
/***************************************************************//**
* @test check render node operation modes and collaboration.
* @test verify support for developing Render Node functionality.
*/
class NodeDevel_test : public Test
{
virtual void run(Arg)
virtual void
run (Arg)
{
UNIMPLEMENTED ("operate some render nodes as linked together");
}
lib::randomiseRandomness(); // inject entropy sees
processing_generateFrame();
processing_generateMultichan();
}
/** @test function to generate random test data frames
*/
void
processing_generateFrame()
{
size_t frameNr = ranu();
uint flavour = uint(ranu());
Buffer buff;
CHECK (not buff->isSane());
generateFrame (buff, frameNr, flavour);
CHECK ( buff->isSane());
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 = ranu();
uint flavour = uint(ranu());
uint channels = uint(1 + ranu() % 50);
CHECK (1 <= channels and channels <= 50);
Buffer buffs[50];
for (uint i=0; i<channels; ++i)
CHECK (not buffs[i]->isSane());
generateMultichan (channels, buffs[0], frameNr, flavour);
for (uint i=0; i<channels; ++i)
{
CHECK (buffs[i]->isSane());
CHECK (*(buffs[i]) == TestFrame(frameNr,flavour+i));
}
}
};

25
wiki/thinkPad.ichthyo.mm
View file

@ -57023,8 +57023,7 @@
also per reinterpret-cast mit std::launder, storage als std::byte mit sauberer Alignment-Angabe
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@ -85744,9 +85743,23 @@ Date:&#160;&#160;&#160;Thu Apr 20 18:53:17 2023 +0200<br/>
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<node BACKGROUND_COLOR="#fdfdcf" COLOR="#ff0000" CREATED="1730836421602" ID="ID_592635517" MODIFIED="1730836446025" TEXT="auch TestFrame_test ensprechend erg&#xe4;nzen">
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@ -91540,8 +91553,8 @@ Date:&#160;&#160;&#160;Thu Apr 20 18:53:17 2023 +0200<br/>
<node CREATED="1730825075913" ID="ID_265868890" MODIFIED="1730825103541" TEXT="der zweite und dritte Port ist explzit zu verdrahten"/>
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