public void RegisteringObservation_IsReturned_In_EventType_List()
{
_context.Database.EnsureDeleted();
var service = new TimeLineService(_context);
var e1 = new NewEvent()
{
On = "2001/01/01 01:01",
Type = "MyEventType",
Entities = new [] { "E1" }
};
service.RegisterEvent(e1);
Assert.Equal("MyEventType", service.SearchEventTypes("My").First());
}