public void ToString_NoEntityName ()
{
var referencedEntity = SqlStatementModelObjectMother.CreateSqlEntityDefinitionExpression (typeof (Cook), null);
var columnExpression = new SqlColumnReferenceExpression (typeof (int), "t0", "ID", true, referencedEntity);
var result = columnExpression.ToString ();
Assert.That (result, Is.EqualTo ("[t0].[ID] (REF)"));
}