73192bc1a7
git-svn-id: svn://localhost/ardour2/branches/3.0@8166 d708f5d6-7413-0410-9779-e7cbd77b26cf
130 lines
3.5 KiB
C++
130 lines
3.5 KiB
C++
#include "tests/utils.h"
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#include "audiographer/general/deinterleaver.h"
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using namespace AudioGrapher;
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class DeInterleaverTest : public CppUnit::TestFixture
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{
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CPPUNIT_TEST_SUITE (DeInterleaverTest);
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CPPUNIT_TEST (testUninitialized);
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CPPUNIT_TEST (testInvalidOutputIndex);
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CPPUNIT_TEST (testInvalidInputSize);
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CPPUNIT_TEST (testOutputSize);
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CPPUNIT_TEST (testZeroInput);
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CPPUNIT_TEST_SUITE_END ();
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public:
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void setUp()
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{
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channels = 3;
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frames_per_channel = 128;
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total_frames = channels * frames_per_channel;
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random_data = TestUtils::init_random_data (total_frames, 1.0);
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deinterleaver.reset (new DeInterleaver<float>());
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sink_a.reset (new VectorSink<float>());
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sink_b.reset (new VectorSink<float>());
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sink_c.reset (new VectorSink<float>());
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}
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void tearDown()
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{
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delete [] random_data;
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}
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void testUninitialized()
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{
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deinterleaver.reset (new DeInterleaver<float>());
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CPPUNIT_ASSERT_THROW (deinterleaver->output(0)->add_output (sink_a), Exception);
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}
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void testInvalidOutputIndex()
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{
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deinterleaver->init (3, frames_per_channel);
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CPPUNIT_ASSERT_THROW (deinterleaver->output(3)->add_output (sink_a), Exception);
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}
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void testInvalidInputSize()
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{
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deinterleaver->init (channels, frames_per_channel);
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ProcessContext<float> c (random_data, 2 * total_frames, channels);
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// Too many, frames % channels == 0
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CPPUNIT_ASSERT_THROW (deinterleaver->process (c.beginning (total_frames + channels)), Exception);
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// Too many, frames % channels != 0
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CPPUNIT_ASSERT_THROW (deinterleaver->process (c.beginning (total_frames + 1)), Exception);
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// Too few, frames % channels != 0
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CPPUNIT_ASSERT_THROW (deinterleaver->process (c.beginning (total_frames - 1)), Exception);
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}
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void assert_outputs (framecnt_t expected_frames)
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{
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framecnt_t generated_frames = 0;
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generated_frames = sink_a->get_data().size();
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CPPUNIT_ASSERT_EQUAL (expected_frames, generated_frames);
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generated_frames = sink_b->get_data().size();
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CPPUNIT_ASSERT_EQUAL (expected_frames, generated_frames);
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generated_frames = sink_c->get_data().size();
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CPPUNIT_ASSERT_EQUAL (expected_frames, generated_frames);
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}
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void testOutputSize()
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{
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deinterleaver->init (channels, frames_per_channel);
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deinterleaver->output (0)->add_output (sink_a);
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deinterleaver->output (1)->add_output (sink_b);
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deinterleaver->output (2)->add_output (sink_c);
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// Test maximum frame input
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ProcessContext<float> c (random_data, total_frames, channels);
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deinterleaver->process (c);
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assert_outputs (frames_per_channel);
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// Now with less frames
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framecnt_t const less_frames = frames_per_channel / 4;
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deinterleaver->process (c.beginning (less_frames * channels));
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assert_outputs (less_frames);
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}
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void testZeroInput()
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{
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deinterleaver->init (channels, frames_per_channel);
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deinterleaver->output (0)->add_output (sink_a);
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deinterleaver->output (1)->add_output (sink_b);
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deinterleaver->output (2)->add_output (sink_c);
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// Input zero frames
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ProcessContext<float> c (random_data, total_frames, channels);
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deinterleaver->process (c.beginning (0));
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// ...and now test regular input
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deinterleaver->process (c);
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assert_outputs (frames_per_channel);
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}
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private:
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boost::shared_ptr<DeInterleaver<float> > deinterleaver;
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boost::shared_ptr<VectorSink<float> > sink_a;
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boost::shared_ptr<VectorSink<float> > sink_b;
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boost::shared_ptr<VectorSink<float> > sink_c;
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float * random_data;
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framecnt_t frames_per_channel;
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framecnt_t total_frames;
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unsigned int channels;
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};
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CPPUNIT_TEST_SUITE_REGISTRATION (DeInterleaverTest);
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