public void GetValuesFromGwModel()
{
Quantity dischargeQuantity = new Quantity(new Unit(PredefinedUnits.CubicMeterPerSecond), null, "Discharge");
Quantity waterlevelQuantity = new Quantity(new Unit(PredefinedUnits.Meter), null, "Water Level");
ElementSet idBasedElementSetA = new ElementSet(null, "ElmSet-A", ElementType.IdBased);
idBasedElementSetA.AddElement(new Element("elm-1"));
Input queryItem1 = new Input("discharge, to be retrieved from some output item", dischargeQuantity, idBasedElementSetA);
queryItem1.TimeSet = new TimeSet();
Input queryItem2 = new Input("water level, to be retrieved from some output item", waterlevelQuantity, idBasedElementSetA);
queryItem2.TimeSet = new TimeSet();
// Connect query item(s) to output item(s)
// Take care that component becomes valid (and has produced initial output for connected items)
ITimeSpaceComponent gwModel = new GWModelLC();
gwModel.Initialize();
ITimeSpaceOutput storageOnGrid = UTHelper.FindOutputItem(gwModel, "Grid.Storage");
storageOnGrid.AddConsumer(queryItem1);
gwModel.Validate();
Assert.IsTrue(gwModel.Status == LinkableComponentStatus.Valid);
gwModel.Prepare();
Assert.IsTrue(gwModel.Status == LinkableComponentStatus.Updated);
// check initial values
Assert.AreEqual(4, ValueSet.GetElementCount(storageOnGrid.Values), "#values for " + storageOnGrid.Id);
Assert.AreEqual(0.0, (double)storageOnGrid.Values.GetValue(0, 0), "Value[0] as property");
// get values for specified query times
queryItem1.TimeSet.SetSingleTimeStamp(new DateTime(2005, 1, 3, 0, 0, 0));
ITimeSpaceValueSet values = storageOnGrid.GetValues(queryItem1);
Assert.IsNotNull(values, "values != null");
Assert.AreEqual(0.0, (double)values.GetValue(0, 0), "value[0] from GetValues 1");
// set next query time
queryItem1.TimeSet.SetSingleTimeStamp(new DateTime(2005, 2, 4, 0, 0, 0));
values = storageOnGrid.GetValues(queryItem1);
Assert.IsNotNull(values, "values != null");
Assert.AreEqual(0.0, (double)values.GetValue(0, 0), "value[0] from GetValues 1");
// ask for same time again
values = storageOnGrid.GetValues(queryItem1);
Assert.IsNotNull(values, "values != null");
Assert.AreEqual(0.0, (double)values.GetValue(0, 0), "value[0] from GetValues 1");
try
{
// set query time back in time
queryItem1.TimeSet.SetSingleTimeStamp(new DateTime(2005, 2, 3, 0, 0, 0));
storageOnGrid.GetValues(queryItem1);
}
catch (Exception e)
{
Assert.IsTrue(e.Message.StartsWith("Could not update engine \""));
}
try
{
// set query time beyond time horizon
queryItem1.TimeSet.SetSingleTimeStamp(new DateTime(2005, 2, 28, 0, 0, 0));
storageOnGrid.GetValues(queryItem1);
}
catch (Exception e)
{
Assert.IsTrue(e.Message.StartsWith("Could not update engine \""));
}
}
