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livetrax/libs/audiographer/tests/interleaver_test.cc
Sakari Bergen dde0848a98 Re-integrate export-optimization branch.
Export now happens directly to file (unless normalizing is required), and can be easily optimized even further.
The Session process connection is still broken during export (as it was before this commit also).


git-svn-id: svn://localhost/ardour2/branches/3.0@6401 d708f5d6-7413-0410-9779-e7cbd77b26cf
2009-12-27 14:46:23 +00:00

133 lines
3.4 KiB
C++

#include "utils.h"
#include "audiographer/interleaver.h"
using namespace AudioGrapher;
class InterleaverTest : public CppUnit::TestFixture
{
CPPUNIT_TEST_SUITE (InterleaverTest);
CPPUNIT_TEST (testUninitialized);
CPPUNIT_TEST (testInvalidInputIndex);
CPPUNIT_TEST (testInvalidInputSize);
CPPUNIT_TEST (testOutputSize);
CPPUNIT_TEST (testZeroInput);
CPPUNIT_TEST (testChannelSync);
CPPUNIT_TEST_SUITE_END ();
public:
void setUp()
{
channels = 3;
frames = 128;
random_data = TestUtils::init_random_data (frames, 1.0);
interleaver.reset (new Interleaver<float>());
sink.reset (new VectorSink<float>());
interleaver->init (channels, frames);
}
void tearDown()
{
delete [] random_data;
}
void testUninitialized()
{
interleaver.reset (new Interleaver<float>());
ProcessContext<float> c (random_data, frames, 1);
CPPUNIT_ASSERT_THROW (interleaver->input(0)->process (c), Exception);
}
void testInvalidInputIndex()
{
ProcessContext<float> c (random_data, frames, 1);
CPPUNIT_ASSERT_THROW (interleaver->input (3)->process (c), Exception);
}
void testInvalidInputSize()
{
ProcessContext<float> c (random_data, frames + 1, 1);
CPPUNIT_ASSERT_THROW (interleaver->input (0)->process (c), Exception);
c.frames() = frames;
interleaver->input (0)->process (c);
interleaver->input (1)->process (c);
c.frames() = frames -1;
CPPUNIT_ASSERT_THROW (interleaver->input (2)->process (c), Exception);
interleaver->input (0)->process (c);
interleaver->input (1)->process (c);
c.frames() = frames;
CPPUNIT_ASSERT_THROW (interleaver->input (2)->process (c), Exception);
}
void testOutputSize()
{
interleaver->add_output (sink);
ProcessContext<float> c (random_data, frames, 1);
interleaver->input (0)->process (c);
interleaver->input (1)->process (c);
interleaver->input (2)->process (c);
nframes_t expected_frames = frames * channels;
nframes_t generated_frames = sink->get_data().size();
CPPUNIT_ASSERT_EQUAL (expected_frames, generated_frames);
nframes_t less_frames = frames / 2;
c.frames() = less_frames;
interleaver->input (0)->process (c);
interleaver->input (1)->process (c);
interleaver->input (2)->process (c);
expected_frames = less_frames * channels;
generated_frames = sink->get_data().size();
CPPUNIT_ASSERT_EQUAL (expected_frames, generated_frames);
}
void testZeroInput()
{
interleaver->add_output (sink);
// input zero frames to all inputs
ProcessContext<float> c (random_data, 0, 1);
interleaver->input (0)->process (c);
interleaver->input (1)->process (c);
interleaver->input (2)->process (c);
// NOTE zero input is allowed to be a NOP
// ...now test regular input
c.frames() = frames;
interleaver->input (0)->process (c);
interleaver->input (1)->process (c);
interleaver->input (2)->process (c);
nframes_t expected_frames = frames * channels;
nframes_t generated_frames = sink->get_data().size();
CPPUNIT_ASSERT_EQUAL (expected_frames, generated_frames);
}
void testChannelSync()
{
interleaver->add_output (sink);
ProcessContext<float> c (random_data, frames, 1);
interleaver->input (0)->process (c);
CPPUNIT_ASSERT_THROW (interleaver->input (0)->process (c), Exception);
}
private:
boost::shared_ptr<Interleaver<float> > interleaver;
boost::shared_ptr<VectorSink<float> > sink;
nframes_t channels;
float * random_data;
nframes_t frames;
};
CPPUNIT_TEST_SUITE_REGISTRATION (InterleaverTest);