TEST (AudioDataTest, PrependToNew) {
KeyFinder::AudioData a;
KeyFinder::AudioData b;
ASSERT_NO_THROW(a.prepend(b));
ASSERT_EQ(0, a.getChannels());
ASSERT_EQ(0, a.getFrameRate());
b.setChannels(1);
b.setFrameRate(1);
b.addToFrameCount(1);
ASSERT_NO_THROW(a.prepend(b));
ASSERT_EQ(1, a.getChannels());
ASSERT_EQ(1, a.getFrameRate());
ASSERT_EQ(1, a.getFrameCount());
}
TEST (LowPassFilterTest, DoesntAlterAudioMetadata) {
KeyFinder::AudioData a;
a.setChannels(1);
a.setFrameRate(frameRate);
a.addToSampleCount(frameRate);
KeyFinder::LowPassFilter* lpf = new KeyFinder::LowPassFilter(filterOrder, frameRate, cornerFrequency, filterFFT);
KeyFinder::Workspace w;
lpf->filter(a, w);
delete lpf;
ASSERT_EQ(1, a.getChannels());
ASSERT_EQ(frameRate, a.getFrameRate());
ASSERT_EQ(frameRate, a.getSampleCount());
}
TEST (AudioDataTest, Channels) {
KeyFinder::AudioData a;
a.setChannels(2);
ASSERT_EQ(2, a.getChannels());
ASSERT_THROW(a.setChannels(0), KeyFinder::Exception);
}
TEST (AudioDataTest, ConstructorWorks) {
KeyFinder::AudioData a;
ASSERT_EQ(0, a.getChannels());
ASSERT_EQ(0, a.getFrameRate());
ASSERT_EQ(0, a.getSampleCount());
}