Add a test case with a wild mix of array and tuple. Yay! the new code works right away...
259 lines
10 KiB
C++
259 lines
10 KiB
C++
/*
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NodeBase(Test) - unit test to cover the render node base elements
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Copyright (C)
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2009, Hermann Vosseler <Ichthyostega@web.de>
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**Lumiera** is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by the
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Free Software Foundation; either version 2 of the License, or (at your
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option) any later version. See the file COPYING for further details.
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* *****************************************************************/
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/** @file node-base-test.cpp
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** Unit test \ref NodeBase_test covers elementary components of render nodes.
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*/
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#include "lib/test/run.hpp"
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#include "lib/iter-zip.hpp"
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#include "lib/meta/function.hpp"
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#include "steam/engine/proc-node.hpp"
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#include "steam/engine/turnout.hpp"
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#include "steam/engine/turnout-system.hpp"
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#include "steam/engine/feed-manifold.hpp"
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#include "steam/engine/diagnostic-buffer-provider.hpp"
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#include "steam/engine/buffhandle-attach.hpp"
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#include "lib/test/test-helper.hpp"
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//#include "lib/format-cout.hpp"
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#include "lib/test/diagnostic-output.hpp"/////////////////////TODO
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#include "lib/format-util.hpp"///////////////////////////////TODO
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#include "lib/util.hpp"
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//using std::string;
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using std::tuple;
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using std::array;
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using util::isSameAdr;
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using lib::test::showType;
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namespace steam {
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namespace engine{
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namespace test {
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namespace { // Test fixture
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/**
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*/
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}
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/***************************************************************//**
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* @test basic render node properties and behaviour.
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*/
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class NodeBase_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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seedRand();
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verify_TurnoutSystem();
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verify_FeedManifold();
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UNIMPLEMENTED ("build a simple render node and then activate it");
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}
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/** @test the TurnoutSystem as transient coordinator for node invocation
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*/
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void
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verify_TurnoutSystem()
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{
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Time nomTime{rani(10'000),0}; // drive test with a random »nominal Time« <10s with ms granularity
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TurnoutSystem invoker{nomTime}; // a time spec is mandatory, all further parameters are optional
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}
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/** @test the FeedManifold as adapter between Engine and processing library
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*/
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void
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verify_FeedManifold()
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{
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// some random numbers to test...
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long r1 = rani(100);
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// Prepare setup to build a suitable FeedManifold
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using Buffer = long;
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/////////////////////////////////////////////////////////////////////////////////TODO
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using T1 = tuple<int,double>;
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using T2 = array<int*,3>;
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using T3 = int;
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using T4 = int*;
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using T5 = lib::HeteroData<int*,long,double*>;
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/////////////////////////////////////////////////////////////////////////////////TODO
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auto fun_singleOut = [&](Buffer* buff) { *buff = r1; };
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// Example-1: a FeedManifold to adapt a simple generator function
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using M1 = FeedManifold<decltype(fun_singleOut)>;
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CHECK (not M1::hasInput());
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CHECK (not M1::hasParam());
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// instantiate...
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M1 m1{fun_singleOut};
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CHECK (1 == m1.outBuff.array().size());
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CHECK (nullptr == m1.outArgs );
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// CHECK (m1.inArgs ); // does not compile because storage field is not provided
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// CHECK (m1.param );
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BufferProvider& provider = DiagnosticBufferProvider::build();
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BuffHandle buff = provider.lockBufferFor<Buffer> (-55);
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CHECK (buff.isValid());
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CHECK (buff.accessAs<long>() == -55);
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m1.outBuff.createAt (0, buff); // plant a copy of the BuffHandle into the output slot
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CHECK (m1.outBuff[0].isValid());
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CHECK (m1.outBuff[0].accessAs<long>() == -55);
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m1.connect(); // instruct the manifold to connect buffers to arguments
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CHECK (isSameAdr (m1.outArgs, *buff));
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CHECK (*m1.outArgs == -55);
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m1.invoke(); // invoke the adapted processing function (fun_singleOut)
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CHECK (buff.accessAs<long>() == r1); // result: the random number r1 was written into the buffer.
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// Example-2: adapt a function to process input -> output buffer
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auto fun_singleInOut = [](Buffer* in, Buffer* out) { *out = *in + 1; };
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using M2 = FeedManifold<decltype(fun_singleInOut)>;
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CHECK ( M2::hasInput());
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CHECK (not M2::hasParam());
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CHECK (1 == M2::FAN_I);
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CHECK (1 == M2::FAN_O);
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// instantiate...
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M2 m2{fun_singleInOut};
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CHECK (1 == m2.inBuff.array().size());
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CHECK (1 == m2.outBuff.array().size());
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CHECK (nullptr == m2.inArgs );
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CHECK (nullptr == m2.outArgs );
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// use the result of the preceding Example-1 as input
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// and get a new buffer to capture the output
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BuffHandle buffOut = provider.lockBufferFor<Buffer> (-99);
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CHECK (buff.accessAs<long>() == r1);
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CHECK (buffOut.accessAs<long>() == -55); ///////////////////////////////////////OOO should be -99 --> aliasing of buffer meta records due to bug with hash generation
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// configure the Manifold-2 with this input and output buffer
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m2.inBuff.createAt (0, buff);
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m2.outBuff.createAt(0, buffOut);
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CHECK (m2.inBuff[0].isValid());
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CHECK (m2.inBuff[0].accessAs<long>() == r1 );
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CHECK (m2.outBuff[0].isValid());
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CHECK (m2.outBuff[0].accessAs<long>() == -55); ////////////////////////////////OOO should be -99
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// connect arguments to buffers
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m2.connect();
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CHECK (isSameAdr (m2.inArgs, *buff));
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CHECK (isSameAdr (m2.outArgs, *buffOut));
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CHECK (*m2.outArgs == -55); ////////////////////////////////OOO should be -99
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m2.invoke();
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CHECK (buffOut.accessAs<long>() == r1+1);
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// Example-3: accept complex buffer setup
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using Sequence = array<Buffer,3>;
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using Channels = array<Buffer*,3>;
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using Compound = tuple<Sequence*, Buffer*>;
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auto fun_complexInOut = [](Channels in, Compound out)
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{
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auto [seq,extra] = out;
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for (auto [i,b] : lib::izip(in))
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{
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(*seq)[i] = *b + 1;
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*extra += *b;
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}
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};
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using M3 = FeedManifold<decltype(fun_complexInOut)>;
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CHECK ( M3::hasInput());
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CHECK (not M3::hasParam());
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CHECK (3 == M3::FAN_I);
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CHECK (2 == M3::FAN_O);
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CHECK (showType<M3::ArgI>() == "array<long*, 3ul>"_expect);
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CHECK (showType<M3::ArgO>() == "tuple<array<long, 3ul>*, long*>"_expect);
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// instantiate...
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M3 m3{fun_complexInOut};
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CHECK (3 == m3.inBuff.array().size());
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CHECK (2 == m3.outBuff.array().size());
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// use existing buffers and one additional buffer for input
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BuffHandle buffI0 = buff;
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BuffHandle buffI1 = buffOut;
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BuffHandle buffI2 = provider.lockBufferFor<Buffer> (-22);
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SHOW_EXPR(buffI0.accessAs<long>())
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SHOW_EXPR(buffI1.accessAs<long>())
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SHOW_EXPR(buffI2.accessAs<long>())
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CHECK (buffI0.accessAs<long>() == r1 ); // (result from Example-1)
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CHECK (buffI1.accessAs<long>() == r1+1); // (result from Example-2)
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CHECK (buffI2.accessAs<long>() == -55 ); ///////////////////////////////////////OOO should be -22
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// prepare a compound buffer and an extra buffer for output...
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BuffHandle buffO0 = provider.lockBufferFor<Sequence> (Sequence{-111,-222,-333});
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BuffHandle buffO1 = provider.lockBufferFor<Buffer> (-33);
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SHOW_EXPR(util::join(buffO0.accessAs<Sequence>()))
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SHOW_EXPR(buffO1.accessAs<long>())
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CHECK ((buffO0.accessAs<Sequence>() == Sequence{-111,-222,-333}));
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CHECK (buffO1.accessAs<long>() == -55 ); ///////////////////////////////////////OOO should be -33
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// configure the Manifold-3 with these input and output buffers
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m3.inBuff.createAt (0, buffI0);
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m3.inBuff.createAt (1, buffI1);
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m3.inBuff.createAt (2, buffI2);
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m3.outBuff.createAt(0, buffO0);
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m3.outBuff.createAt(1, buffO1);
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m3.connect();
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SHOW_EXPR(m3.inArgs)
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SHOW_EXPR(m3.outArgs)
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// Verify data exposed prior to invocation....
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auto& [ia0,ia1,ia2] = m3.inArgs;
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auto& [oa0,oa1] = m3.outArgs;
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auto& [o00,o01,o02] = *oa0;
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SHOW_EXPR(ia0)
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SHOW_EXPR(ia1)
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SHOW_EXPR(ia2)
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SHOW_EXPR(oa0)
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SHOW_EXPR(o00)
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SHOW_EXPR(o01)
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SHOW_EXPR(o02)
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SHOW_EXPR(oa1)
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CHECK (*ia0 == r1 );
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CHECK (*ia1 == r1+1);
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CHECK (*ia2 == -55 ); /////////////////////////////////////////////////////OOO should be -22
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CHECK ( o00 == -111);
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CHECK ( o01 == -222);
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CHECK ( o02 == -333);
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CHECK (*oa1 == -55 ); /////////////////////////////////////////////////////OOO should be -33
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m3.invoke();
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SHOW_EXPR(ia0)
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SHOW_EXPR(ia1)
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SHOW_EXPR(ia2)
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SHOW_EXPR(oa0)
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SHOW_EXPR(o00)
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SHOW_EXPR(o01)
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SHOW_EXPR(o02)
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SHOW_EXPR(oa1)
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CHECK (*ia0 == r1 ); // Input buffers unchanged
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CHECK (*ia1 == r1+1);
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CHECK (*ia2 == -55 ); /////////////////////////////////////////////////////OOO should be -22
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CHECK ( o00 == *ia0+1); // Output buffers as processed by the function
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CHECK ( o01 == *ia1+1);
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CHECK ( o02 == *ia2+1);
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CHECK (*oa1 == -55 + *ia0+*ia1+*ia2); ///////////////////////////////////////////OOO should be -33
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}
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};
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/** Register this test class... */
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LAUNCHER (NodeBase_test, "unit node");
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}}} // namespace steam::engine::test
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