public void LOJ1Row()
{
var container = new QueryContainer(null);
var left = new StreamEvent <MyData>[]
{
StreamEvent.CreatePoint(10, new MyData {
field1 = 1, field2 = "A"
}),
StreamEvent.CreatePoint(10, new MyData {
field1 = 1, field2 = "B"
}),
StreamEvent.CreatePoint(10, new MyData {
field1 = 2, field2 = "D"
}),
StreamEvent.CreatePoint(10, new MyData {
field1 = 2, field2 = "E"
})
};
var right = new StreamEvent <MyData2>[]
{
StreamEvent.CreatePoint(10, new MyData2 {
field3 = 1, field4 = "W"
}),
StreamEvent.CreatePoint(10, new MyData2 {
field3 = 1, field4 = "X"
}),
StreamEvent.CreatePoint(10, new MyData2 {
field3 = 2, field4 = "Y"
})
};
var output = new List <StreamEvent <MyData3> >();
var expected = new StreamEvent <MyData3>[]
{
StreamEvent.CreatePoint(10, new MyData3 {
field1 = 2, field2 = "E", field3 = -1, field4 = "null"
}),
StreamEvent.CreatePoint(10, new MyData3 {
field1 = 1, field2 = "B", field3 = 1, field4 = "W"
}),
StreamEvent.CreatePoint(10, new MyData3 {
field1 = 1, field2 = "A", field3 = 1, field4 = "W"
}),
StreamEvent.CreatePoint(10, new MyData3 {
field1 = 1, field2 = "B", field3 = 1, field4 = "X"
}),
StreamEvent.CreatePoint(10, new MyData3 {
field1 = 1, field2 = "A", field3 = 1, field4 = "X"
}),
StreamEvent.CreatePoint(10, new MyData3 {
field1 = 2, field2 = "D", field3 = 2, field4 = "Y"
}),
};
var leftStream = container.RegisterInput(left.ToObservable());
var rightStream = container.RegisterInput(right.ToObservable());
int tmp1 = -1;
string tmp2 = "null";
var query =
leftStream.LeftOuterJoin(rightStream, e => e.field1, e => e.field3,
(l, r) => l.field2 != "E",
(l) => new MyData3 {
field1 = l.field1, field2 = l.field2, field3 = tmp1, field4 = tmp2
},
(l, r) => new MyData3 {
field1 = l.field1, field2 = l.field2, field3 = r.field3, field4 = r.field4
});
var result = container.RegisterOutput(query, ReshapingPolicy.CoalesceEndEdges).Where(e => e.IsData);
var resultAsync = result.ForEachAsync(o => output.Add(o));
container.Restore(null); // start the query
Assert.IsTrue(output.ToArray().SequenceEqual(expected));
}
