public void SignificantWhitespaceIgnored2()
{
// To make sure, create pure significant whitespace element
// using XmlNodeReader (that does not have xml:space attribute
// column).
DataSet ds = new DataSet();
XmlDocument doc = new XmlDocument();
doc.AppendChild(doc.CreateElement("root"));
doc.DocumentElement.AppendChild(doc.CreateSignificantWhitespace
(" \n\n"));
XmlReader xr = new XmlNodeReader(doc);
ds.InferXmlSchema(xr, null);
AssertDataSet("pure_whitespace", ds, "root", 0, 0);
}