public void TestMakeSubviews()
{
EventStream eventStream = new SupportStreamImpl(typeof(SupportMarketDataBean), 4);
var expressions = SupportExprNodeFactory.MakeIdentNodesMD("Symbol");
GroupByView groupView = new GroupByViewImpl(_agentInstanceContext, expressions, ExprNodeUtility.GetEvaluators(expressions));
eventStream.AddView(groupView);
var groupByValue = new Object[] { "IBM" };
// Invalid for no child nodes
try
{
GroupByViewImpl.MakeSubViews(groupView, "Symbol".Split(','), groupByValue, _agentInstanceContext);
Assert.IsTrue(false);
}
catch (EPException)
{
// Expected exception
}
// Invalid for child node is a merge node - doesn't make sense to group and merge only
var mergeViewOne = new MergeView(_agentInstanceContext, SupportExprNodeFactory.MakeIdentNodesMD("Symbol"), null, false);
groupView.AddView(mergeViewOne);
try
{
GroupByViewImpl.MakeSubViews(groupView, "Symbol".Split(','), groupByValue, _agentInstanceContext);
Assert.IsTrue(false);
}
catch (EPException)
{
// Expected exception
}
// Add a size view parent of merge view
groupView = new GroupByViewImpl(_agentInstanceContext, expressions, ExprNodeUtility.GetEvaluators(expressions));
var firstElementView_1 = new FirstElementView(null);
groupView.AddView(firstElementView_1);
groupView.Parent = eventStream;
mergeViewOne = new MergeView(_agentInstanceContext, SupportExprNodeFactory.MakeIdentNodesMD("Symbol"), null, false);
firstElementView_1.AddView(mergeViewOne);
var subViews = GroupByViewImpl.MakeSubViews(groupView, "Symbol".Split(','), groupByValue, _agentInstanceContext);
Assert.IsTrue(subViews is FirstElementView);
Assert.IsTrue(subViews != firstElementView_1);
var firstEleView = (FirstElementView)subViews;
Assert.AreEqual(1, firstEleView.Views.Length);
Assert.IsTrue(firstEleView.Views[0] is AddPropertyValueView);
var md = (AddPropertyValueView)firstEleView.Views[0];
Assert.AreEqual(1, md.Views.Length);
Assert.IsTrue(md.Views[0] == mergeViewOne);
}
public void SetUp()
{
// Set up length window view and a test child view
_myView = new MergeView(SupportStatementContextFactory.MakeAgentInstanceViewFactoryContext(),
SupportExprNodeFactory.MakeIdentNodesMD("Symbol"),
SupportEventTypeFactory.CreateBeanType(typeof(SupportBean)), false);
_childView = new SupportBeanClassView(typeof(SupportMarketDataBean));
_myView.AddView(_childView);
}
private void TryParameter(Object[] parameters, String[] fieldNames)
{
MergeViewFactory factory = new MergeViewFactory();
factory.SetViewParameters(_viewFactoryContext, TestViewSupport.ToExprListMD(parameters));
factory.Attach(SupportEventTypeFactory.CreateBeanType(typeof(SupportMarketDataBean)), SupportStatementContextFactory.MakeContext(_container), null, _parents);
MergeView view = (MergeView)factory.MakeView(SupportStatementContextFactory.MakeAgentInstanceViewFactoryContext(_container));
Assert.AreEqual(fieldNames[0], view.GroupFieldNames[0].ToExpressionStringMinPrecedenceSafe());
if (fieldNames.Length > 0)
{
Assert.AreEqual(fieldNames[1], view.GroupFieldNames[1].ToExpressionStringMinPrecedenceSafe());
}
}
public void SetUp()
{
_statementContext = SupportStatementContextFactory.MakeContext();
_agentInstanceContext = SupportStatementContextFactory.MakeAgentInstanceViewFactoryContext();
var expressions = SupportExprNodeFactory.MakeIdentNodesMD("Symbol");
_myGroupByView = new GroupByViewImpl(_agentInstanceContext, expressions, ExprNodeUtility.GetEvaluators(expressions));
var childView = new SupportBeanClassView(typeof(SupportMarketDataBean));
var myMergeView = new MergeView(_agentInstanceContext, SupportExprNodeFactory.MakeIdentNodesMD("Symbol"), SupportEventTypeFactory.CreateBeanType(typeof(SupportMarketDataBean)), false);
_ultimateChildView = new SupportBeanClassView(typeof(SupportMarketDataBean));
// This is the view hierarchy
_myGroupByView.AddView(childView);
childView.AddView(myMergeView);
myMergeView.AddView(_ultimateChildView);
SupportBeanClassView.Instances.Clear();
}
