public void ResultOperator_Fetch_Multiple_Test()
{
var builder = new QueryModelBuilder();
builder.AddClause(new MainFromClause("x", typeof(Contact), Expression.Constant(null)));
builder.AddClause(new SelectClause(Expression.Constant(null)));
builder.AddResultOperator(new FetchResultOperator(GetExpression((Contact c) => c.Address)));
builder.AddResultOperator(new FetchResultOperator(GetExpression((Contact c) => c.Address.Street)));
var visitor = new SDataQueryModelVisitor();
visitor.VisitQueryModel(builder.Build());
Assert.That(visitor.Include, Is.EqualTo("Address,Address/Street"));
}
public void ResultOperator_Take_Skip_Test()
{
var builder = new QueryModelBuilder();
builder.AddClause(new MainFromClause("x", typeof(Contact), Expression.Constant(null)));
builder.AddClause(new SelectClause(Expression.Constant(null)));
builder.AddResultOperator(new TakeResultOperator(Expression.Constant(10)));
builder.AddResultOperator(new SkipResultOperator(Expression.Constant(3)));
var visitor = new SDataQueryModelVisitor();
visitor.VisitQueryModel(builder.Build());
Assert.That(visitor.StartIndex, Is.EqualTo(4));
Assert.That(visitor.Count, Is.EqualTo(7));
}
/// <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);
}
public void ResultOperator_WithExtensionArg_Test()
{
var builder = new QueryModelBuilder();
builder.AddClause(new MainFromClause("x", typeof(Contact), Expression.Constant(null)));
builder.AddClause(new SelectClause(Expression.Constant(null)));
builder.AddResultOperator(new WithExtensionArgResultOperator("foo", "bar"));
builder.AddResultOperator(new WithExtensionArgResultOperator("hello", "world"));
var visitor = new SDataQueryModelVisitor();
visitor.VisitQueryModel(builder.Build());
Assert.That(visitor.ExtensionArgs, Is.EqualTo(new Dictionary <string, string> {
{ "foo", "bar" }, { "hello", "world" }
}));
}
public void ResultOperator_WithPrecedence_Test()
{
var builder = new QueryModelBuilder();
builder.AddClause(new MainFromClause("x", typeof(Contact), Expression.Constant(null)));
builder.AddClause(new SelectClause(new QuerySourceReferenceExpression(builder.MainFromClause)));
builder.AddResultOperator(new WithPrecedenceResultOperator(3));
var visitor = new SDataQueryModelVisitor();
visitor.VisitQueryModel(builder.Build());
Assert.That(visitor.Precedence, Is.EqualTo(3));
}
public void TypeOfNonSequence()
{
var qmb = new QueryModelBuilder();
qmb.AddClause(new SelectClause(Expression.Constant(1.0)));
qmb.AddResultOperator(new Remotion.Linq.Clauses.ResultOperators.FirstResultOperator(true));
int[] list = new int[10];
qmb.AddClause(new MainFromClause("r1", typeof(int), Expression.Constant(list)));
var h = new QMFuncHeader()
{
Arguments = new object[] { }, IsSequence = false, 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");
}
public void AddResultOperator()
{
_builder.AddResultOperator(_resultOperator1);
Assert.That(_builder.ResultOperators, Has.Member(_resultOperator1));
}