public void QMWith2ConcatsAndOneBurriedLateTake()
{
var q1 = new QMExtractorQueriable <ntup>();
var q2 = new QMExtractorQueriable <ntup>();
// THis is not allowed as the current infrastructure doesn't know how to do the Take properly (yet).
// So this should cause an exception. It will print out, however, a way around this.
var r1 = q1.Concat(q2).Where(x => x.run > 10).Take(300).Count();
var qm = QMExtractorExecutor.LastQM;
var qmList = ConcatSplitterQueryVisitor.Split(qm)
.DumpToConsole();
}
public void QMWith2ConcatsAndOneLateSkipPerSource()
{
var q1 = new QMExtractorQueriable <ntup>();
var q2 = new QMExtractorQueriable <ntup>();
// THis is not allowed as the current infrastructure doesn't know how to do the Take properly (yet).
// So this should cause an exception.
var r1 = q1.Concat(q2).SkipPerSource(300).Count();
var qm = QMExtractorExecutor.LastQM;
var qmList = ConcatSplitterQueryVisitor.Split(qm)
.DumpToConsole();
Assert.AreEqual(2, qmList.Length);
CheckForQuery(() => q1.Skip(300).Count(), qmList, 2); // Can't really tell the difference between q1 and q2.
}
public void QMWithSelectAfterConcat()
{
var q1 = new QMExtractorQueriable <ntup>();
var q2 = new QMExtractorQueriable <ntup>();
var r1 = q1
.Concat(q2)
.Select(r => r.run)
.Select(r => r * 2)
.Count();
var qm = QMExtractorExecutor.LastQM;
var qmList = ConcatSplitterQueryVisitor.Split(qm)
.DumpToConsole();
Assert.AreEqual(2, qmList.Length);
CheckForQuery(() => q1.Select(r => r.run).Select(r => r * 2).Count(), qmList, 2, "r");
}
public void QMWith2SimpleConcats()
{
var q1 = new QMExtractorQueriable <ntup>();
var q2 = new QMExtractorQueriable <ntup>();
var r1 = q1.Concat(q2).Count();
var qm = QMExtractorExecutor.LastQM;
var qmList = ConcatSplitterQueryVisitor.Split(qm)
.DumpToConsole();
Assert.AreEqual(2, qmList.Length);
CheckForQuery(() => q1.Count(), qmList, 2); // Can't really tell the difference between q1 and q2.
// Make sure the query providers are correct! Since we don't care about the order.
var providersUsed = ExtractProviders <ntup>(qmList);
Assert.IsTrue(providersUsed.Contains(q1.Provider));
Assert.IsTrue(providersUsed.Contains(q2.Provider));
Assert.AreEqual(2, providersUsed.Count);
}
public void QMWith3EmbededConcat()
{
var q1 = new QMExtractorQueriable <ntup>();
var q2 = new QMExtractorQueriable <ntup>();
var q3 = new QMExtractorQueriable <ntup>();
var r1 = q1.Concat(q2.Concat(q3)).Count();
var qm = QMExtractorExecutor.LastQM;
var qmList = ConcatSplitterQueryVisitor.Split(qm)
.DumpToConsole();
Assert.AreEqual(3, qmList.Length);
CheckForQuery(() => q1.Count(), qmList, 3);
// Make sure the query providers are correct! Since we don't care about the order.
var providersUsed = ExtractProviders <ntup>(qmList);
Assert.IsTrue(providersUsed.Contains(q1.Provider));
Assert.IsTrue(providersUsed.Contains(q2.Provider));
Assert.IsTrue(providersUsed.Contains(q3.Provider));
Assert.AreEqual(3, providersUsed.Count);
}