private void TryParameter(Object[] @params, String fieldName)
{
_factory.SetViewParameters(_viewFactoryContext, TestViewSupport.ToExprListMD(@params));
_factory.Attach(SupportEventTypeFactory.CreateBeanType(typeof(SupportMarketDataBean)), SupportStatementContextFactory.MakeContext(), null, null);
UnivariateStatisticsView view = (UnivariateStatisticsView)_factory.MakeView(SupportStatementContextFactory.MakeAgentInstanceViewFactoryContext());
Assert.AreEqual(fieldName, view.FieldExpression.ToExpressionStringMinPrecedenceSafe());
}
public void SetUp()
{
// Set up sum view and a test child view
var type = UnivariateStatisticsView.CreateEventType(SupportStatementContextFactory.MakeContext(), null, 1);
var factory = new UnivariateStatisticsViewFactory();
factory.EventType = type;
factory.FieldExpression = SupportExprNodeFactory.MakeIdentNodeMD("Price");
_myView = new UnivariateStatisticsView(factory, SupportStatementContextFactory.MakeAgentInstanceViewFactoryContext());
_childView = new SupportBeanClassView(typeof(SupportMarketDataBean));
_myView.AddView(_childView);
}
public void Attach(EventType parentEventType, StatementContext statementContext, ViewFactory optionalParentFactory, IList <ViewFactory> parentViewFactories)
{
ExprNode[] validated = ViewFactorySupport.Validate(ViewName, parentEventType, statementContext, _viewParameters, true);
if (validated.Length < 1)
{
throw new ViewParameterException(ViewParamMessage);
}
if (!validated[0].ExprEvaluator.ReturnType.IsNumeric())
{
throw new ViewParameterException(ViewParamMessage);
}
_fieldExpression = validated[0];
_additionalProps = StatViewAdditionalProps.Make(validated, 1, parentEventType);
_eventType = UnivariateStatisticsView.CreateEventType(statementContext, _additionalProps, _streamNumber);
}
public void TestCanReuse()
{
_factory.SetViewParameters(_viewFactoryContext, TestViewSupport.ToExprListMD(new Object[] { "Price" }));
_factory.Attach(SupportEventTypeFactory.CreateBeanType(typeof(SupportMarketDataBean)), SupportStatementContextFactory.MakeContext(), null, null);
Assert.IsFalse(_factory.CanReuse(new FirstElementView(null)));
EventType type = UnivariateStatisticsView.CreateEventType(SupportStatementContextFactory.MakeContext(), null, 1);
UnivariateStatisticsViewFactory factoryOne = new UnivariateStatisticsViewFactory();
factoryOne.EventType = type;
factoryOne.FieldExpression = SupportExprNodeFactory.MakeIdentNodeMD("Volume");
UnivariateStatisticsViewFactory factoryTwo = new UnivariateStatisticsViewFactory();
factoryTwo.EventType = type;
factoryTwo.FieldExpression = SupportExprNodeFactory.MakeIdentNodeMD("Price");
Assert.IsFalse(_factory.CanReuse(new UnivariateStatisticsView(factoryOne, SupportStatementContextFactory.MakeAgentInstanceViewFactoryContext())));
Assert.IsTrue(_factory.CanReuse(new UnivariateStatisticsView(factoryTwo, SupportStatementContextFactory.MakeAgentInstanceViewFactoryContext())));
}
public void TestCopyView()
{
UnivariateStatisticsView copied = (UnivariateStatisticsView)_myView.CloneView();
Assert.IsTrue(_myView.FieldExpression.Equals(copied.FieldExpression));
}
