public void Getters_QueueTime()
{
var metadata = new TransactionMetadata();
Assert.IsNull(metadata.QueueTime);
metadata.SetQueueTime(TimeSpan.FromSeconds(20));
Assert.AreEqual(20, metadata.QueueTime?.Seconds);
metadata.SetQueueTime(TimeSpan.FromSeconds(55));
Assert.AreEqual(55, metadata.QueueTime?.Seconds);
}