public void SpanContextSpanIdShouldConvert()
        {
            var spanContext      = new SpanContext(4659, 4660);
            var protoSpanContext = new LightStep.Collector.SpanContext().MakeSpanContextFromOtSpanContext(spanContext);

            Assert.Equal(4659ul, protoSpanContext.TraceId);
            Assert.Equal(4660ul, protoSpanContext.SpanId);
        }