public void SetUp()
{
rootCartNodeOneReq = new RootCartProdAssemblyNode(1, 5, false, new[] { 0, 0, 0, 1, 2 });
parentNode = new SupportJoinProcNode(-1, 5);
parentNode.AddChild(rootCartNodeOneReq);
// add child nodes to indicate what sub-streams to build the cartesian product from
rootCartNodeOneReq.AddChild(new SupportJoinProcNode(2, 5));
rootCartNodeOneReq.AddChild(new SupportJoinProcNode(3, 5));
rootCartNodeOneReq.AddChild(new SupportJoinProcNode(4, 5));
}
public override void Init(IList<Node>[] result)
{
_resultsForStream = result[streamNum];
_singleResultNode = null;
_singleResultParentEvent = null;
_singleResultRowsPerStream = null;
_haveChildResults = false;
if (_subStreamsNumsPerChild == null) {
if (childNodes.Count < 2) {
throw new IllegalStateException("Expecting at least 2 child nodes");
}
_subStreamsNumsPerChild = new int[childNodes.Count][];
for (var i = 0; i < childNodes.Count; i++) {
_subStreamsNumsPerChild[i] = childNodes[i].Substreams;
}
_combinedSubStreams = RootCartProdAssemblyNode.ComputeCombined(_subStreamsNumsPerChild);
}
if (_resultsForStream != null) {
var numNodes = _resultsForStream.Count;
if (numNodes == 1) {
var node = _resultsForStream[0];
var nodeEvents = node.Events;
// If there is a single result event (typical case)
if (nodeEvents.Count == 1) {
_singleResultNode = node;
_singleResultParentEvent = nodeEvents.First();
_singleResultRowsPerStream = new IList<EventBean[]>[childNodes.Count];
}
}
if (_singleResultNode == null) {
_completedEvents = new Dictionary<EventBean, ChildStreamResults>();
}
}
else {
_completedEvents = new Dictionary<EventBean, ChildStreamResults>();
}
}
public void TestComputeCombined()
{
Assert.IsNull(RootCartProdAssemblyNode.ComputeCombined(new[] { new[] { 2 } }));
Assert.IsNull(RootCartProdAssemblyNode.ComputeCombined(new[] { new[] { 1 }, new[] { 2 } }));
var result = RootCartProdAssemblyNode.ComputeCombined(
new[] { new[] { 3, 4 }, new[] { 2, 5 }, new[] { 6 } });
Assert.AreEqual(1, result.Length);
EPAssertionUtil.AssertEqualsAnyOrder(new[] { 3, 4, 2, 5 }, result[0]);
result = RootCartProdAssemblyNode.ComputeCombined(
new[] { new[] { 3, 4 }, new[] { 2, 5 }, new[] { 6 }, new[] { 0, 8, 9 } });
Assert.AreEqual(2, result.Length);
EPAssertionUtil.AssertEqualsAnyOrder(new[] { 3, 4, 2, 5 }, result[0]);
EPAssertionUtil.AssertEqualsAnyOrder(new[] { 3, 4, 2, 5, 6 }, result[1]);
result = RootCartProdAssemblyNode.ComputeCombined(
new[] { new[] { 3, 4 }, new[] { 2, 5 }, new[] { 6 }, new[] { 0, 8, 9 }, new[] { 1 } });
Assert.AreEqual(3, result.Length);
EPAssertionUtil.AssertEqualsAnyOrder(new[] { 3, 4, 2, 5 }, result[0]);
EPAssertionUtil.AssertEqualsAnyOrder(new[] { 3, 4, 2, 5, 6 }, result[1]);
EPAssertionUtil.AssertEqualsAnyOrder(new[] { 3, 4, 2, 5, 6, 0, 8, 9 }, result[2]);
}
