@Test
    public void testSerializeDeserialize() {
        {
            Span span = new Span(1, 2);
            serializeAndAssert(span);
        }
        {
            Span span = new Span(4, 15);
            serializeAndAssert(span);
        }
        {
            Span span = new Span(1, 19);
            serializeAndAssert(span);
        }
    }
@author <a href="mailto:einarmr@yahoo-inc.com">Einar M R Rosenvinge</a>
document/src/test/java/com/yahoo/document/annotation/SpanTestCase.java