public static XDocument StreamToXDocument(Stream stream, Encoding enc)
{
using (var sr = new StreamReader(stream, enc))
{
using (var sgmlReader = new SgmlReader { DocType = "HTML", CaseFolding = CaseFolding.ToLower })
{
sgmlReader.InputStream = sr;
return XDocument.Load(sgmlReader);
}
}
}
public void Test_MoveToNextAttribute()
{
// Make sure we can do MoveToElement after reading multiple attributes.
var r = new SgmlReader
{
InputStream = new StringReader("<test id='10' x='20'><a/><!--comment-->test</test>")
};
Assert.IsTrue(r.Read());
while (r.MoveToNextAttribute())
{
Trace.WriteLine(r.Name);
}
if (r.MoveToElement())
{
Trace.WriteLine(r.ReadInnerXml());
}
}
public void Test_for_illegal_char_value()
{
const string source = "&test";
var reader = new SgmlReader
{
DocType = "HTML",
WhitespaceHandling = true,
StripDocType = true,
InputStream = new StringReader(source),
CaseFolding = CaseFolding.ToLower
};
// test
var element = System.Xml.Linq.XElement.Load(reader);
string value = element.Value;
Assert.IsFalse(string.IsNullOrEmpty(value), "element has no value");
Assert.AreNotEqual((char)65535, value[value.Length - 1], "unexpected -1 as last char");
}
private static string RunTest(CaseFolding caseFolding, string doctype, bool format, string source, XmlReaderTestCallback callback)
{
var pseudoBaseUri = new Uri(string.Format(
"rsrc://{0}/{1}/",
typeof(Tests).Assembly.FullName.Split(',')[0],
typeof(Tests).Namespace));
// initialize sgml reader
XmlReader reader = new SgmlReader(
new StringReader(source),
pseudoBaseUri,
pseudoUri => // Stream opener (Uri --> Stream callback)
{
var resourcePath = string.Join(
".",
pseudoUri.PathAndQuery.Split(
new[] { '/' },
StringSplitOptions.RemoveEmptyEntries));
return new StreamInformation
{
Stream = typeof(Tests).Assembly.GetManifestResourceStream(resourcePath),
DefaultEncoding = Encoding.UTF8
};
})
{
CaseFolding = caseFolding,
DocType = doctype,
WhitespaceHandling = format == false
};
// check if we need to use the LoggingXmlReader
if (_debug)
{
reader = new LoggingXmlReader(reader, Console.Out);
}
// initialize xml writer
var stringWriter = new StringWriter();
var xmlTextWriter = new XmlTextWriter(stringWriter);
if (format)
{
xmlTextWriter.Formatting = Formatting.Indented;
}
callback(reader, xmlTextWriter);
xmlTextWriter.Close();
// reproduce the parsed document
var actual = stringWriter.ToString();
// ensure that output can be parsed again
try
{
using (var stringReader = new StringReader(actual))
{
var doc = new XmlDocument();
doc.Load(stringReader);
}
}
catch (Exception)
{
Assert.Fail("unable to parse sgml reader output:\n{0}", actual);
}
return actual.Trim().Replace("\r", "");
}
