public void RegisteringObservation_StateIsMerged()
{
_context.Database.EnsureDeleted();
var service = new TimeLineService(_context);
var o1 = new Observation()
{
On = "2001/01/01 01:01",
Type = "MyEventType",
Entity = "E1",
Expressions = new[] { "State.MyVal=Hello World" }
};
var o2 = new Observation()
{
On = "2001/01/01 01:02",
Type = "MyEventType",
Entity = "E1",
Expressions = new[] { "State.MyNextVal=Hello World Again" }
};
service.RegisterObservation(o1);
service.RegisterObservation(o2);
Assert.Equal("Hello World", service.GetEntityState("E1", "2001/01/01 01:02")["MyVal"]);
Assert.Equal("Hello World Again", service.GetEntityState("E1", "2001/01/01 01:02")["MyNextVal"]);
}
public void RegisteringObservation_StateIsOverwritten()
{
_context.Database.EnsureDeleted();
var service = new TimeLineService(_context);
var o1 = new Observation()
{
On = "2001/01/01 01:01",
Type = "MyEventType",
Entity = "E1",
Expressions = new[] { "State.MyVal=Hello World" }
};
var o2 = new Observation()
{
On = "2001/01/01 01:02",
Type = "MyEventType",
Entity = "E1",
Expressions = new[] { "State.MyNextVal=Hello World Again" }
};
service.RegisterObservation(o1);
service.RegisterObservation(o2);
var contexts = service.SearchEvents(new string[] { }).OrderByDescending(x => x.On);
Assert.Equal("Hello World Again", service.GetEntityState("E1", "2001/01/01 01:02")["MyNextVal"]);
}
public void Entity_State_Tracked()
{
var e1 = new NewEvent()
{
On = "2001/01/01 01:01",
Type = "MyEventType",
Entities = new [] { "E1" }
};
var o1 = new Observation()
{
On = "2001/01/01 01:01",
Entity = "E1",
Expressions = new[] { "State.MyVal=Hello World" }
};
var e2 = new NewEvent()
{
On = "2001/01/01 01:02",
Type = "MyEventType",
Entities = new[] { "E1" }
};
var o2 = new Observation()
{
On = "2001/01/01 01:02",
Entity = "E1",
Expressions = new[] { "State.MyVal=Hello World Again" }
};
_service.RegisterObservation(o1);
_service.RegisterEvent(e1);
_service.RegisterObservation(o2);
_service.RegisterEvent(e2);
var state1 = _service.GetEntityState("E1", "2001 /01/01 01:01");
var state2 = _service.GetEntityState("E1", "2001/01/01 01:02");
var state3 = _service.GetEntityState("BADID", "2001/01/01 01:02");
Assert.Equal("Hello World", state1["MyVal"]);
Assert.Equal("Hello World Again", state2["MyVal"]);
Assert.False(state3.ContainsKey("MyVal"));
}
public void RegisteringObservation_StateIsMerged_Reverse_Chronologically()
{
_context.Database.EnsureDeleted();
var service = new TimeLineService(_context);
var o1 = new Observation()
{
On = "2001/01/01 01:03",
Type = "MyEventType",
Entity = "E1",
Expressions = new[] { "State.MyNextVal=3" }
};
var o2 = new Observation()
{
On = "2001/01/01 01:02",
Type = "MyEventType",
Entity = "E1",
Expressions = new[] { "State.MyNextVal=2" }
};
var o3 = new Observation()
{
On = "2001/01/01 01:01",
Type = "MyEventType",
Entity = "E1",
Expressions = new[] { "State.MyNextVal=1" }
};
service.RegisterObservation(o1);
service.RegisterObservation(o2);
service.RegisterObservation(o3);
Assert.Equal("1", service.GetEntityState("E1", "2001/01/01 01:01")["MyNextVal"]);
Assert.Equal("2", service.GetEntityState("E1", "2001/01/01 01:02")["MyNextVal"]);
Assert.Equal("3", service.GetEntityState("E1", "2001/01/01 01:03")["MyNextVal"]);
}