static void publishAndWaitForCount(FakeOrderTrackerGUI gui, int id, int count)
{
publish(id);
gui.waitMatches(count, () => gui.tracker.orderTable().count());
}
static void changeFerretStatus(FakeOrderTrackerGUI gui, string ferretId, string status, string expectedFerretOrderStatus, string destination)
{
publishFerretResponse(Dates.now(), ferretId, status, destination);
gui.waitMatches(expectedFerretOrderStatus, () => gui.ferretStatus(ferretId));
}