TEST (AudioDataTest, SliceFromBack) {
KeyFinder::AudioData a;
a.setChannels(1);
a.setFrameRate(1);
KeyFinder::AudioData* b = NULL;
KeyFinder::AudioData* nullPtr = NULL;
ASSERT_THROW(b = a.sliceSamplesFromBack(1), KeyFinder::Exception);
ASSERT_EQ(nullPtr, b);
a.addToFrameCount(10);
ASSERT_THROW(b = a.sliceSamplesFromBack(11), KeyFinder::Exception);
ASSERT_EQ(nullPtr, b);
a.resetIterators();
float v = 0;
while (a.writeIteratorWithinUpperBound()) {
a.setSampleAtWriteIterator(v);
a.advanceWriteIterator();
v += 1.0;
}
ASSERT_NO_THROW(b = a.sliceSamplesFromBack(5));
ASSERT_NE(nullPtr, b);
ASSERT_EQ(5, a.getSampleCount());
ASSERT_EQ(5, b->getSampleCount());
ASSERT_FLOAT_EQ(5.0, b->getSample(0));
ASSERT_FLOAT_EQ(9.0, b->getSample(4));
delete b;
}
TEST (AudioDataTest, Iterators) {
KeyFinder::AudioData a;
a.setChannels(1);
a.setFrameRate(1);
a.addToSampleCount(10);
a.setSample(0, 10.0);
a.setSample(1, 20.0);
a.setSample(3, 50.0);
a.resetIterators(); // this is required before each use
ASSERT_FLOAT_EQ(10.0, a.getSampleAtReadIterator());
a.setSampleAtWriteIterator(15.0);
ASSERT_FLOAT_EQ(15.0, a.getSampleAtReadIterator());
a.advanceReadIterator();
a.advanceWriteIterator();
ASSERT_FLOAT_EQ(20.0, a.getSampleAtReadIterator());
a.setSampleAtWriteIterator(25.0);
ASSERT_FLOAT_EQ(25.0, a.getSampleAtReadIterator());
a.advanceReadIterator(2);
a.advanceWriteIterator(2);
ASSERT_FLOAT_EQ(50.0, a.getSampleAtReadIterator());
a.setSampleAtWriteIterator(55.0);
ASSERT_FLOAT_EQ(55.0, a.getSampleAtReadIterator());
a.resetIterators();
ASSERT_FLOAT_EQ(15.0, a.getSampleAtReadIterator());
a.setSampleAtWriteIterator(150.0);
ASSERT_FLOAT_EQ(150.0, a.getSampleAtReadIterator());
ASSERT_TRUE(a.readIteratorWithinUpperBound());
ASSERT_TRUE(a.writeIteratorWithinUpperBound());
a.advanceReadIterator(10);
a.advanceWriteIterator(10);
ASSERT_FALSE(a.readIteratorWithinUpperBound());
ASSERT_FALSE(a.writeIteratorWithinUpperBound());
}