@Test
public void sumTensorLength() {

	List<int[]> shapes = new ArrayList<int[]>();
	assertEquals(0, TensorOps.sumTensorLength(shapes));
	shapes.add(new int[]{3});
	assertEquals(3, TensorOps.sumTensorLength(shapes));
	shapes.add(new int[]{2,5,1});
	assertEquals(13, TensorOps.sumTensorLength(shapes));
}