public void OrderBy_Duplicate_Test()
{
var builder = new QueryModelBuilder();
builder.AddClause(new MainFromClause("x", typeof(Contact), Expression.Constant(null)));
builder.AddClause(new OrderByClause
{
Orderings =
{
new Ordering(GetExpression((Contact c) => c.FirstName), OrderingDirection.Asc)
}
});
builder.AddClause(new OrderByClause
{
Orderings =
{
new Ordering(GetExpression((Contact c) => c.LastName), OrderingDirection.Desc)
}
});
builder.AddClause(new SelectClause(Expression.Constant(null)));
var visitor = new SDataQueryModelVisitor();
visitor.VisitQueryModel(builder.Build());
Assert.That(visitor.OrderBy, Is.EqualTo("LastName desc,FirstName asc"));
}
/// <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 Select_Nested_Test()
{
var builder = new QueryModelBuilder();
builder.AddClause(new MainFromClause("x", typeof(Contact), Expression.Constant(null)));
builder.AddClause(new SelectClause(GetExpression((Contact c) => c.Address.PostalCode)));
var visitor = new SDataQueryModelVisitor();
visitor.VisitQueryModel(builder.Build());
Assert.That(visitor.Select, Is.EqualTo("Address/PostalCode"));
}
private static QueryModelBuilder CreateQueryBuilder <T>(bool attachSelect)
{
var builder = new QueryModelBuilder();
builder.AddClause(new MainFromClause("x", typeof(T), Expression.Constant(null)));
if (attachSelect)
{
builder.AddClause(new SelectClause(new QuerySourceReferenceExpression(builder.MainFromClause)));
}
return(builder);
}
public void Select_Complex_Test()
{
var builder = new QueryModelBuilder();
builder.AddClause(new MainFromClause("x", typeof(Contact), Expression.Constant(null)));
builder.AddClause(new SelectClause(GetExpression((Contact c) => c.Civility.ToString().Length)));
var visitor = new SDataQueryModelVisitor();
visitor.VisitQueryModel(builder.Build());
Assert.That(visitor.Select, Is.EqualTo("Civility"));
}
public void MainType_Test()
{
var builder = new QueryModelBuilder();
builder.AddClause(new MainFromClause("x", typeof(Contact), Expression.Constant(null)));
builder.AddClause(new SelectClause(Expression.Constant(null)));
var visitor = new SDataQueryModelVisitor();
visitor.VisitQueryModel(builder.Build());
Assert.That(visitor.MainType, Is.EqualTo(typeof(Contact)));
}
public void Select_Array_Test()
{
var builder = new QueryModelBuilder();
builder.AddClause(new MainFromClause("x", typeof(Contact), Expression.Constant(null)));
builder.AddClause(new SelectClause(GetExpression((Contact c) => new[] { c.FirstName, c.LastName })));
var visitor = new SDataQueryModelVisitor();
visitor.VisitQueryModel(builder.Build());
Assert.That(visitor.Select, Is.EqualTo("FirstName,LastName"));
}
public void ResultOperator_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 SkipResultOperator(Expression.Constant(10)));
var visitor = new SDataQueryModelVisitor();
visitor.VisitQueryModel(builder.Build());
Assert.That(visitor.StartIndex, Is.EqualTo(11));
}
public void Select_ProtocolProperty_Test()
{
var builder = new QueryModelBuilder();
builder.AddClause(new MainFromClause("x", typeof(Contact), Expression.Constant(null)));
builder.AddClause(new SelectClause(GetExpression((Contact c) => c.Key)));
var visitor = new SDataQueryModelVisitor();
visitor.VisitQueryModel(builder.Build());
Assert.That(visitor.Select, Is.Null);
Assert.That(visitor.Precedence, Is.EqualTo(0));
}
public void ResultOperator_Fetch_Permissions_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.Permissions)));
var visitor = new SDataQueryModelVisitor();
visitor.VisitQueryModel(builder.Build());
Assert.That(visitor.Include, Is.EqualTo("$permissions"));
}
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 Where_Test()
{
var builder = new QueryModelBuilder();
builder.AddClause(new MainFromClause("x", typeof(Contact), Expression.Constant(null)));
builder.AddClause(new WhereClause(GetExpression((Contact c) => c.Active)));
builder.AddClause(new SelectClause(Expression.Constant(null)));
var visitor = new SDataQueryModelVisitor();
visitor.VisitQueryModel(builder.Build());
Assert.That(visitor.Where, Is.EqualTo("Active"));
}
public void ResultOperator_Take_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 TakeResultOperator(Expression.Constant(10)));
builder.AddResultOperator(new TakeResultOperator(Expression.Constant(5)));
builder.AddResultOperator(new TakeResultOperator(Expression.Constant(8)));
var visitor = new SDataQueryModelVisitor();
visitor.VisitQueryModel(builder.Build());
Assert.That(visitor.Count, Is.EqualTo(5));
}
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 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");
}
public void OrderBy_ProtocolProperty_Test()
{
var builder = new QueryModelBuilder();
builder.AddClause(new MainFromClause("x", typeof(Contact), Expression.Constant(null)));
builder.AddClause(new OrderByClause
{
Orderings =
{
new Ordering(GetExpression((Contact c) => c.Key), OrderingDirection.Asc)
}
});
builder.AddClause(new SelectClause(Expression.Constant(null)));
var visitor = new SDataQueryModelVisitor();
visitor.VisitQueryModel(builder.Build());
Assert.That(visitor.OrderBy, Is.EqualTo("$key asc"));
}
public void AddClause_BodyClause()
{
_builder.AddClause(_whereClause1);
Assert.That(_builder.BodyClauses, Is.EqualTo(new[] { _whereClause1 }));
}