public void TestFlowRequired()
{
_rootCartNodeOneReq.Init(null);
EventBean[] stream2Events = SupportJoinResultNodeFactory.MakeEvents(2); // for identifying rows in cartesian product
EventBean[] stream3Events = SupportJoinResultNodeFactory.MakeEvents(2); // for identifying rows in cartesian product
EventBean[] stream4Events = SupportJoinResultNodeFactory.MakeEvents(2); // for identifying rows in cartesian product
// Post result from 3, send 2 rows
List <EventBean[]> resultFinalRows = new List <EventBean[]>();
EventBean[] childRow = new EventBean[5];
childRow[3] = stream3Events[0];
_rootCartNodeOneReq.Result(childRow, 3, null, null, resultFinalRows, null);
childRow = new EventBean[5];
childRow[3] = stream3Events[1];
_rootCartNodeOneReq.Result(childRow, 3, null, null, resultFinalRows, null);
// Post result from 2, send 2 rows
childRow = new EventBean[5];
childRow[2] = stream2Events[0];
_rootCartNodeOneReq.Result(childRow, 2, null, null, resultFinalRows, null);
childRow = new EventBean[5];
childRow[2] = stream2Events[1];
_rootCartNodeOneReq.Result(childRow, 2, null, null, resultFinalRows, null);
// Post result from 4
childRow = new EventBean[5];
childRow[4] = stream4Events[0];
_rootCartNodeOneReq.Result(childRow, 4, null, null, resultFinalRows, null);
childRow = new EventBean[5];
childRow[4] = stream4Events[1];
_rootCartNodeOneReq.Result(childRow, 4, null, null, resultFinalRows, null);
// process posted rows (child rows were stored and are compared to find other rows to generate)
_rootCartNodeOneReq.Process(null, resultFinalRows, null);
// 5 generated rows: 2 (stream 2) + 2 (stream 3) + 1 (self, Node 2)
Assert.AreEqual(8, _parentNode.RowsList.Count);
EventBean[][] rowArr = SupportJoinResultNodeFactory.ConvertTo2DimArr(_parentNode.RowsList);
EPAssertionUtil.AssertEqualsAnyOrder(
new[]
{
new[] { null, null, stream2Events[0], stream3Events[0], stream4Events[0] },
new[] { null, null, stream2Events[0], stream3Events[1], stream4Events[0] },
new[] { null, null, stream2Events[1], stream3Events[0], stream4Events[0] },
new[] { null, null, stream2Events[1], stream3Events[1], stream4Events[0] },
new[] { null, null, stream2Events[0], stream3Events[0], stream4Events[1] },
new[] { null, null, stream2Events[0], stream3Events[1], stream4Events[1] },
new[] { null, null, stream2Events[1], stream3Events[0], stream4Events[1] },
new[] { null, null, stream2Events[1], stream3Events[1], stream4Events[1] },
}, rowArr);
}
