LUMIERA.clone/tests/core/proc/play/output-slot-protocol-test.cpp
Ichthyostega ada5cefaaf re-arrange tests according to layer structure
the buildsystem will now pick up and link
all test cases according to the layer, e.g.
backend tests will automatically be linked
against the backend + library solely.
2013-01-07 05:43:01 +01:00

135 lines
4.7 KiB
C++

/*
OutputSlotProtocol(Test) - covering the basic usage cycle of an output slot
Copyright (C) Lumiera.org
2011, 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
published by the Free Software Foundation; either version 2 of
the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
* *****************************************************/
#include "lib/test/run.hpp"
#include "proc/play/diagnostic-output-slot.hpp"
#include "proc/engine/buffhandle.hpp"
#include "proc/engine/testframe.hpp"
namespace proc {
namespace play {
namespace test {
using proc::engine::BuffHandle;
using proc::engine::test::testData;
using proc::engine::test::TestFrame;
/*******************************************************************
* @test verify the OutputSlot interface and base implementation
* by performing full data exchange cycle. This is a
* kind of "dry run" for documentation purposes,
* both the actual OutputSlot implementation
* as the client using this slot are Mocks.
*/
class OutputSlotProtocol_test : public Test
{
virtual void
run (Arg)
{
verifyStandardCase();
}
void
verifyStandardCase()
{
// Create Test fixture.
// In real usage, the OutputSlot will be preconfigured
// (Media format, number of channels, physical connections)
// and then registered with / retrieved from an OutputManager
OutputSlot& oSlot = DiagnosticOutputSlot::build();
// Client claims the OutputSlot
// and opens it for exclusive use.
OutputSlot::Allocation& alloc = oSlot.allocate();
// Now the client is able to prepare
// "calculation streams" for the individual
// Channels to be output through this slot.
OutputSlot::OpenedSinks sinks = alloc.getOpenedSinks();
DataSink sink1 = *sinks;
DataSink sink2 = *++sinks;
// within the frame-calculation "loop"
// we perform a data exchange cycle
int64_t frameNr = 123;
BuffHandle buff00 = sink1.lockBufferFor (frameNr);
BuffHandle buff10 = sink2.lockBufferFor (frameNr);
// rendering process calculates content....
buff00.accessAs<TestFrame>() = testData(0,0);
// while further frames might be processed in parallel
BuffHandle buff11 = sink2.lockBufferFor (++frameNr);
buff11.accessAs<TestFrame>() = testData(1,1);
buff10.accessAs<TestFrame>() = testData(1,0);
// Now it's time to emit the output
sink2.emit (frameNr-1, buff10);
sink2.emit (frameNr , buff11);
sink1.emit (frameNr-1, buff00);
// that's all for the client
// Verify sane operation....
DiagnosticOutputSlot& checker = DiagnosticOutputSlot::access(oSlot);
CHECK ( checker.frame_was_allocated (0,123));
CHECK (!checker.frame_was_allocated (0,124));
CHECK ( checker.frame_was_allocated (1,123));
CHECK ( checker.frame_was_allocated (1,124));
CHECK (checker.output_was_closed (0,0));
CHECK (checker.output_was_closed (1,0));
CHECK (checker.output_was_closed (1,1));
CHECK ( checker.output_was_emitted (0,0));
CHECK (!checker.output_was_emitted (0,1));
CHECK ( checker.output_was_emitted (1,0));
CHECK ( checker.output_was_emitted (1,1));
DiagnosticOutputSlot::OutFrames stream0 = checker.getChannel(0);
DiagnosticOutputSlot::OutFrames stream1 = checker.getChannel(1);
CHECK ( stream0);
CHECK (*stream0 == testData(0,0)); ++stream0;
CHECK (!stream0);
CHECK ( stream1);
CHECK (*stream1 == testData(1,0)); ++stream1;
CHECK (*stream1 == testData(1,1)); ++stream1;
CHECK (!stream1);
}
};
/** Register this test class... */
LAUNCHER (OutputSlotProtocol_test, "unit player");
}}} // namespace proc::play::test