public void DerefEmptyTest()
{
Mock <IDatabaseParameters> database = new Mock <IDatabaseParameters>();
Mock <IStorage> storage = new Mock <IStorage>();
Deref deref = new Deref();
Mock <SelectStatement> selectStatement = new Mock <SelectStatement>();
selectStatement.Setup(cn => cn.Execute(It.Is <QueryParameters>(qp => qp.Database == database.Object && qp.Storage == storage.Object))).Returns(
new QueryDTO()
{
QueryClass = new Class
{
ClassId = new ClassId {
Id = 1, Name = "Test"
},
Name = "Test"
},
QueryObjects = new List <IStorable>()
});
deref.Add(selectStatement.Object);
QueryDTO result = deref.Execute(new QueryParameters {
Database = database.Object, Storage = storage.Object
});
XmlDocument doc = new XmlDocument();
doc.LoadXml(result.Result.StringOutput);
XmlNode resultNode = doc.GetElementsByTagName("result").Item(0);
XmlNodeList nodes = resultNode.ChildNodes;
Assert.AreEqual(0, nodes.Count);
}
protected internal override void TraverseDeref(Deref deref)
{
var t = deref.Type();
var is_ptr = t == null || !t.IsByRef;
if (is_ptr)
{
_writer.Write("*");
}
Traverse(deref.Target);
}
protected internal override void TraverseDeref(Deref deref)
{
Traverse(deref.Target);
var t = Types[deref.Target];
var t_deref = null as Type;
if (t != null)
{
(t.IsByRef || t.IsPointer).AssertTrue();
t_deref = t.GetElementType();
}
Types.Add(deref, t_deref);
}
public override IQueryElement VisitGet_stmt([NotNull] QueryGrammarParser.Get_stmtContext context)
{
if (context.K_DEREF() != null)
{
Deref deref = new Deref();
IQueryElement parentSelect = Visit(context.get_stmt());
deref.Add(parentSelect);
return(deref);
}
if (context.aggregate_function() != null)
{
IQueryCompositeElement aggregate = Visit(context.aggregate_function()).GetComposite();
IQueryElement parentSelect = Visit(context.get_stmt());
aggregate.Add(parentSelect);
return(aggregate);
}
if (context.get_stmt() != null)
{
IQueryCompositeElement parentSelect = Visit(context.get_stmt()).GetComposite();
if (context.child_value() != null)
{
IQueryElement property = Visit(context.child_value());
parentSelect.Add(property);
}
return(parentSelect);
}
SelectStatement select = new SelectStatement();
IQueryElement className = Visit(context.get_header().class_name());
select.Add(className);
if (context.where_clause() != null)
{
IQueryElement where = Visit(context.where_clause());
select.Add(where);
}
return(select);
}
public void DerefTest()
{
Property property1 = new Property {
Type = Property.INT, PropertyId = new PropertyId {
Id = 1
}, Name = "ID"
};
Property property2 = new Property {
Type = Property.STRING, PropertyId = new PropertyId {
Id = 2
}, Name = "Name"
};
Mock <IStorable> storable1 = new Mock <IStorable>();
Oid oid1 = new Oid(Guid.NewGuid(), 1);
storable1.Setup(s => s.Oid).Returns(oid1);
storable1.Setup(s => s.Properties).Returns(new Dictionary <Property, object>()
{
{ property1, 1 }, { property2, "Name1" }
});
Mock <IDatabaseParameters> database = new Mock <IDatabaseParameters>();
Mock <IStorage> storage = new Mock <IStorage>();
Deref deref = new Deref();
Mock <SelectStatement> selectStatement = new Mock <SelectStatement>();
selectStatement.Setup(cn => cn.Execute(It.Is <QueryParameters>(qp => qp.Database == database.Object && qp.Storage == storage.Object))).Returns(
new QueryDTO()
{
QueryClass = new Class
{
ClassId = new ClassId {
Id = 1, Name = "Test"
},
Name = "Test"
},
QueryObjects = new List <IStorable>()
{
storable1.Object
}
});
deref.Add(selectStatement.Object);
QueryDTO result = deref.Execute(new QueryParameters {
Database = database.Object, Storage = storage.Object
});
XmlDocument doc = new XmlDocument();
doc.LoadXml(result.Result.StringOutput);
XmlNode resultNode = doc.GetElementsByTagName("result").Item(0);
XmlNodeList nodes = resultNode.ChildNodes;
XmlNode storableNode = nodes[0];
Assert.AreEqual("Test", storableNode.Name);
XmlNodeList storableNodes = storableNode.ChildNodes;
XmlNode oidNode = storableNodes[0];
Assert.AreEqual("Oid", oidNode.Name);
Assert.AreEqual(oid1.Id.ToString(), oidNode.FirstChild.Value);
XmlNode IdNode = storableNodes[1];
Assert.AreEqual("ID", IdNode.Name);
Assert.AreEqual(1, Int32.Parse(IdNode.FirstChild.Value));
XmlNode NameNode = storableNodes[2];
Assert.AreEqual("Name", NameNode.Name);
Assert.AreEqual("Name1", NameNode.FirstChild.Value);
}
protected internal virtual Node TransformDeref(Deref deref)
{
return(deref.AcceptTransformer(this, true));
}
protected internal virtual void TraverseDeref(Deref deref) { deref.Unsupported(); }
protected internal override void TraverseDeref(Deref deref)
{
Dispatch(deref);
}
protected internal override Node TransformDeref(Deref deref)
{
return(Dispatch(deref));
}
protected internal override T ReduceDeref(Deref deref)
{
return(Dispatch(deref));
}
protected internal override Node TransformDeref(Deref deref)
{
return Dispatch(deref);
}
protected internal override void TraverseDeref(Deref deref)
{
Traverse(deref.Target);
var t = Types[deref.Target];
var t_deref = null as Type;
if (t != null)
{
(t.IsByRef || t.IsPointer).AssertTrue();
t_deref = t.GetElementType();
}
Types.Add(deref, t_deref);
}
protected internal override void TraverseDeref(Deref deref)
{
Dispatch(deref);
}
protected internal override void TraverseDeref(Deref deref)
{
var t = deref.Type();
var is_ptr = t == null || !t.IsByRef;
if (is_ptr) _writer.Write("*");
Traverse(deref.Target);
}
protected internal virtual void TraverseDeref(Deref deref)
{
deref.Unsupported();
}
protected internal virtual Node TransformDeref(Deref deref) { return deref.AcceptTransformer(this, true); }
