public void TypeOfSequence()
{
var qmb = new QueryModelBuilder();
qmb.AddClause(new SelectClause(Expression.Constant(1.0)));
int[] list = new int[10];
qmb.AddClause(new MainFromClause("r1", typeof(int), Expression.Constant(list)));
var h = new QMFuncHeader() { Arguments = new object[] { }, IsSequence = true, QM = qmb.Build(), QMText = "hi" };
var src = new QMFuncSource(h);
Assert.AreEqual(typeof(double[]), src.ResultType, "result type");
Assert.AreEqual(typeof(double[]), src.CacheVariable.Type, "Type of cache");
Assert.AreEqual(typeof(bool), src.CacheVariableGood.Type, "Type of the cache good flag");
}
/// <summary>
/// Generate a function with no arguments that returns an int given that name. The
/// actual statement is a very simple constant.
/// </summary>
/// <param name="fname"></param>
/// <returns></returns>
public static QMFuncSource GenerateFunction()
{
int[] ints = new int[10];
var qmb = new QueryModelBuilder();
qmb.AddClause(new MainFromClause("i", typeof(int), Expression.Constant(ints)));
qmb.AddClause(new SelectClause(Expression.Constant(1)));
qmb.AddResultOperator(new Remotion.Linq.Clauses.ResultOperators.CountResultOperator());
var h = new QMFuncHeader() { Arguments = new object[] { }, QM = qmb.Build() };
h.QMText = h.QM.ToString();
var f = new QMFuncSource(h);
var p = DeclarableParameter.CreateDeclarableParameterExpression(typeof(int));
var st = new StatementAssign(p, new ValSimple("5", typeof(int)));
var inlineblock = new StatementInlineBlock();
inlineblock.Add(st);
inlineblock.Add(new StatementReturn(p));
f.SetCodeBody(inlineblock);
return f;
}
/// <summary>
/// Add a new QueryModel function.
/// </summary>
/// <param name="qMFuncSource"></param>
internal void Add(QMFuncSource qMFuncSource)
{
_qmFunctions.Add(qMFuncSource);
}
private QMFuncSource[] GenerateFunction2()
{
var fsub = QMFuncUtils.GenerateFunction();
int[] ints = new int[10];
var h = new QMFuncHeader() { Arguments = new object[] { }, QM = new QueryModel(new MainFromClause("i", typeof(int), Expression.Constant(ints)), new SelectClause(Expression.Constant(10))) };
h.QMText = h.QM.ToString();
var f = new QMFuncSource(h);
var p = DeclarableParameter.CreateDeclarableParameterExpression(typeof(int));
var st = new StatementAssign(p, new ValSimple(fsub.Name + "()", typeof(int)));
var inlineblock = new StatementInlineBlock();
inlineblock.Add(st);
inlineblock.Add(new StatementReturn(p));
f.SetCodeBody(inlineblock);
return new QMFuncSource[] { fsub, f };
}
