public void ClearFormatting()
{
var range = XElement.Parse(xml);
var cdata = range.DescendantNodes()
.Where(e => e.NodeType == XmlNodeType.CDATA)
.First() as XCData;
var phrase = new Phrase(cdata);
phrase.ClearFormatting();
Assert.AreEqual("One two three four", phrase.CData.Value);
}