Ichthyostega
259d0a5728
The old implementation of `DiagnosticOutputSlot` is now disabled and will be re-written from scratch, and no longer tangled to `BufferProvider` - `OutputManager` remains in Steam-Layer for now - the `Timings` and `OutputSlot` are now a self-contained
136 lines
4.6 KiB
C++
136 lines
4.6 KiB
C++
/*
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OutputSlotProtocol(Test) - covering the basic usage cycle of an output slot
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Copyright (C)
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2011, 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 output-slot-protocol-test.cpp
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** unit test \ref OutputSlotProtocol_test
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*/
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#include "test/run.hpp"
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#include "vault/out/diagnostic-output-slot.hpp"
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#include "vault/mem/buffhandle.hpp"
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#include "test/test-frame.hpp"
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using test::TestFrame;
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using test::testData;
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using vault::mem::BuffHandle;
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namespace vault{
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namespace out {
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namespace test {
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/***************************************************************//**
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* @test verify the OutputSlot interface and base implementation
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* by performing full data exchange cycle. This is a
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* kind of "dry run" for documentation purposes,
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* both the actual OutputSlot implementation
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* as the client using this slot are Mocks.
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*/
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class OutputSlotProtocol_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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verifyStandardCase();
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}
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void
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verifyStandardCase()
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{
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// Create Test fixture.
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// In real usage, the OutputSlot will be preconfigured
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// (Media format, number of channels, physical connections)
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// and then registered with / retrieved from an OutputManager
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DiagnosticOutputSlot oSlot;
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// Client claims the OutputSlot
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// and opens it for exclusive use.
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OutputSlot::Allocation& alloc = oSlot.allocate();
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// Now the client is able to prepare
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// "calculation streams" for the individual
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// Channels to be output through this slot.
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OutputSlot::OpenedSinks sinks = alloc.getOpenedSinks();
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DataSink sink0 = *sinks;
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DataSink sink1 = *++sinks;
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// within the frame-calculation "loop"
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// we perform a data exchange cycle
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FrameCnt frameNr = 123;
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BuffHandle buff00 = sink0.lockBufferFor (frameNr);
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BuffHandle buff10 = sink1.lockBufferFor (frameNr);
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// rendering process calculates content....
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buff00.accessAs<TestFrame>() = testData(0,0);
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// while further frames might be processed in parallel
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BuffHandle buff11 = sink1.lockBufferFor (frameNr+1);
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buff11.accessAs<TestFrame>() = testData(1,1);
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buff10.accessAs<TestFrame>() = testData(1,0);
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// Now it's time to emit the output
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buff11.emit();
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buff00.emit();
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// Buffers must be marked as released when done
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buff00.release();
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buff10.release();
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buff11.release();
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// that's all for the client
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// Verify sane operation....
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CHECK (watch(oSlot).cntLocked() == 3);
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CHECK (watch(oSlot).cntEmitted() == 2);
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CHECK (watch(oSlot).cntReleased() == 3);
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CHECK ( watch(oSlot).feed(0).frame(123).wasLocked());
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CHECK (not watch(oSlot).feed(0).frame(124).wasLocked());
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CHECK ( watch(oSlot).feed(1).frame(123).wasLocked());
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CHECK ( watch(oSlot).feed(1).frame(124).wasLocked());
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CHECK ( watch(oSlot).feed(0).frame(123).wasEmitted());
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CHECK (not watch(oSlot).feed(0).frame(124).wasEmitted());
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CHECK (not watch(oSlot).feed(1).frame(123).wasEmitted());
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CHECK ( watch(oSlot).feed(1).frame(124).wasEmitted());
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CHECK ( watch(oSlot).feed(0).frame(123).wasReleased());
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CHECK (not watch(oSlot).feed(0).frame(124).wasReleased());
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CHECK ( watch(oSlot).feed(1).frame(123).wasReleased());
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CHECK ( watch(oSlot).feed(1).frame(124).wasReleased());
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auto stream0 = watch(oSlot).getFeed(0);
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auto stream1 = watch(oSlot).getFeed(1);
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CHECK ( stream0);
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CHECK (*stream0 == testData(0,0)); ++stream0;
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CHECK (!stream0);
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CHECK ( stream1);
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CHECK (*stream1 == testData(1,0)); ++stream1;
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CHECK (*stream1 == testData(1,1)); ++stream1;
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CHECK (!stream1);
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}
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};
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/** Register this test class... */
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LAUNCHER (OutputSlotProtocol_test, "unit play");
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}}} // namespace vault::out::test
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