//[Test]
public void ReadOnlyReturnsLegalXmlCharacters()
{
// This should be stripped to "\t\r\n<>:"
string xml = "\0\t\a\r\b\n<>:";
// Load the XML as a Stream
using (var buffer = new MemoryStream(System.Text.Encoding.Default.GetBytes(xml)))
{
using (var sanitizer = new XmlSanitizingStream(buffer))
{
var t = sanitizer.Read();
t = sanitizer.Read();
t = sanitizer.Read();
t = sanitizer.Read();
t = sanitizer.Read();
t = sanitizer.Read();
t = sanitizer.Read();
t = sanitizer.Read();
var y = sanitizer.EndOfStream;
/*Assert.AreEqual(sanitizer.Read(), '\t');
* Assert.AreEqual(sanitizer.Read(), '\r');
* Assert.AreEqual(sanitizer.Read(), '\n');
* Assert.AreEqual(sanitizer.Read(), '<');
* Assert.AreEqual(sanitizer.Read(), '>');
* Assert.AreEqual(sanitizer.Read(), ':');
* Assert.AreEqual(sanitizer.Read(), -1);
* Assert.IsTrue(sanitizer.EndOfStream);*/
}
}
using (var buffer = new MemoryStream(System.Text.Encoding.Default.GetBytes(xml)))
{
using (var sanitizer = new XmlSanitizingStream(buffer))
{
//Assert.AreEqual(sanitizer.ReadToEnd(), "\t\r\n<>:");
}
}
} // method
public override int Read()
{
// Read each character, skipping over characters that XML has prohibited
int nextCharacter;
do
{
// Read a character
if ((nextCharacter = base.Read()) == EOF)
{
// If the character denotes the end of the file, stop reading
break;
}
}
// Skip the character if it's prohibited, and try the next
while (!XmlSanitizingStream.IsLegalXmlChar(nextCharacter));
return(nextCharacter);
}
public override int Peek()
{
// Return the next legl XML character without reading it
int nextCharacter;
do
{
// See what the next character is
nextCharacter = base.Peek();
}while
(
// If it's prohibited XML, skip over the character in the stream
// and try the next.
!XmlSanitizingStream.IsLegalXmlChar(nextCharacter) &&
(nextCharacter = base.Read()) != EOF
);
return(nextCharacter);
} // method
/// <summary>
/// Get whether an integer represents a legal XML 1.0 character. See the
/// specification at w3.org for these characters.
/// </summary>
public static bool IsLegalXmlChar(int character)
{
return(XmlSanitizingStream.IsLegalXmlChar("1.1", character));
}
