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Diffstat (limited to 'test/audiocachefiletest.cc')
| -rw-r--r-- | test/audiocachefiletest.cc | 240 |
1 files changed, 240 insertions, 0 deletions
diff --git a/test/audiocachefiletest.cc b/test/audiocachefiletest.cc new file mode 100644 index 0000000..98b7ab5 --- /dev/null +++ b/test/audiocachefiletest.cc @@ -0,0 +1,240 @@ +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/*************************************************************************** + * audiocachefiletest.cc + * + * Thu Jan 7 15:43:12 CET 2016 + * Copyright 2016 Bent Bisballe Nyeng + * deva@aasimon.org + ****************************************************************************/ + +/* + * This file is part of DrumGizmo. + * + * DrumGizmo 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. + * + * DrumGizmo 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 DrumGizmo; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. + */ +#include <cppunit/extensions/HelperMacros.h> + +#include <cstring> + +#include <audiocachefile.h> +#include <audiofile.h> + +class TestableAudioCacheFiles + : public AudioCacheFiles +{ +public: + //CacheAudioFile& getAudioFile(const std::string& filename); + //void release(const std::string& filename); + int getRef(const std::string& filename) + { + if(audiofiles.find(filename) == audiofiles.end()) + { + return -1; + } + + return audiofiles[filename]->ref; + } +}; + +class AudioCacheFileTest + : public CppUnit::TestFixture +{ + CPPUNIT_TEST_SUITE(AudioCacheFileTest); + CPPUNIT_TEST(refTest); + CPPUNIT_TEST(readTest); + CPPUNIT_TEST(noFileTest); + CPPUNIT_TEST_SUITE_END(); + +public: + void setUp() {} + void tearDown() {} + + void refTest() + { + TestableAudioCacheFiles audiofiles; + std::string filename = "kit/ride-single-channel.wav"; + CPPUNIT_ASSERT_EQUAL(-1, audiofiles.getRef(filename)); + + audiofiles.getFile(filename); + CPPUNIT_ASSERT_EQUAL(1, audiofiles.getRef(filename)); + + audiofiles.getFile(filename); + CPPUNIT_ASSERT_EQUAL(2, audiofiles.getRef(filename)); + + audiofiles.releaseFile(filename); + CPPUNIT_ASSERT_EQUAL(1, audiofiles.getRef(filename)); + + audiofiles.releaseFile(filename); + CPPUNIT_ASSERT_EQUAL(-1, audiofiles.getRef(filename)); + } + + void readTestHelper(size_t buffer_size) + { + printf("Test buffer size: %d samples\n", (int)buffer_size); + + std::string filename = "kit/ride-multi-channel.wav"; + AudioFile* ref_file[13]; + for(size_t c = 0; c < 13; ++c) + { + ref_file[c] = new AudioFile(filename, c); + ref_file[c]->load(); + } + + AudioCacheFile file(filename); + CPPUNIT_ASSERT_EQUAL(filename, file.getFilename()); + CPPUNIT_ASSERT_EQUAL(13, (int)file.getChannelCount()); // Sanity check + + CacheChannels channels; + + sample_t samples[13][buffer_size]; + volatile bool ready[13]; + for(size_t c = 0; c < 13; ++c) + { + for(size_t i = 0; i < buffer_size; ++i) + { + samples[c][i] = 42; + } + + channels.push_back( + { + c, // channel + samples[c], // samples + buffer_size, // max_num_samples + &ready[c] // ready + } + ); + } + + for(size_t offset = 0; offset < file.getSize(); offset += buffer_size) + { + for(size_t c = 0; c < 13; ++c) + { + ready[c] = false; + } + + size_t read_size = file.getSize() - offset; + if(read_size > buffer_size) + { + read_size = buffer_size; + } + else + { + printf("Last read: %d samples\n", (int)read_size); + } + + file.readChunk(channels, offset, read_size); + + for(size_t c = 0; c < 13; ++c) + { + CPPUNIT_ASSERT_EQUAL(true, ready[c]?true:false); + } + + sample_t diff[13] = {0.0}; + for(size_t c = 0; c < 13; ++c) + { + for(size_t i = 0; i < read_size; ++i) + { + diff[c] += abs(ref_file[c]->data[i + offset] - samples[c][i]); + } + } + + for(int c = 0; c < 13; ++c) + { + CPPUNIT_ASSERT_EQUAL((sample_t)0.0, diff[c]); + } + } + + for(size_t c = 0; c < 13; ++c) + { + delete ref_file[c]; + } + } + + void readTest() + { + // Exhaustive test for 1...64 + for(size_t buffer_size = 1; buffer_size < 64; ++buffer_size) + { + readTestHelper(buffer_size); + } + + // Binary test for 64 .. 4096 + for(size_t buffer_size = 64; buffer_size < 4096; buffer_size *= 2) + { + readTestHelper(buffer_size); + } + + // And some sporadic tests for some "wierd" sizes. + for(size_t buffer_size = 65; buffer_size < 4096; buffer_size *= 1.1) + { + readTestHelper(buffer_size); + } + } + + void noFileTest() + { + size_t buffer_size = 64; + std::string filename = "kits/no-such-file.wav"; + + AudioCacheFile file(filename); + CPPUNIT_ASSERT_EQUAL(filename, file.getFilename()); + CPPUNIT_ASSERT_EQUAL(0u, (unsigned int)file.getSize()); + CPPUNIT_ASSERT_EQUAL(0u, (unsigned int)file.getChannelCount()); + + CacheChannels channels; + + sample_t samples[13][buffer_size]; + volatile bool ready[13]; + for(size_t c = 0; c < 13; ++c) + { + for(size_t i = 0; i < buffer_size; ++i) + { + samples[c][i] = 42.0f; + } + + channels.push_back( + { + c, // channel + samples[c], // samples + buffer_size, // max_num_samples + &ready[c] // ready + } + ); + } + + for(size_t c = 0; c < 13; ++c) + { + ready[c] = false; + } + + file.readChunk(channels, 0, buffer_size); + + for(size_t c = 0; c < 13; ++c) + { + CPPUNIT_ASSERT_EQUAL(false, ready[c]?true:false); + } + + for(size_t c = 0; c < 13; ++c) + { + for(size_t i = 0; i < buffer_size; ++i) + { + CPPUNIT_ASSERT_EQUAL(42.0f, samples[c][i]); + } + } + } +}; + +// Registers the fixture into the 'registry' +CPPUNIT_TEST_SUITE_REGISTRATION(AudioCacheFileTest); |