W3C HTML Validation Service: Tests

This page is mainly for my own use, to test various things to make sure everything works fine after making changes to the validator. If you can think of interesting test cases that aren't on this page, let me know.

Docs that should be valid

• W3C home
• W3C home, extra parameters
• HTML 4.0 Strict
• HTML 4.0 Transitional
• HTML 4.0 Frameset
• HTML 4.01
• XHTML 1.0 Strict
• XHTML 1.0 Strict, minimal document from xhtml spec
• XHTML 1.0 Strict, missing xmlns attribute (valid)
• XHTML sans doctype (DanC's HTMLized RFC 2616)
• XHTML 1.0
• XML 1.0
• image/svg
• @@ application/smil
• more XML test cases:
  • xmlconf-19990712.xml
  • WD-xpath-19990813.xml
  • stuff linked from http://dmoz.org/rdf.html

Different encodings

• iso-2022-jp encoded document
• windows-1250 encoded document (Slovenian)
• utf-8 encoded document

Error conditions & strange cases

• /check/referer
• redirect
• script invoked with no parameters
• uri parameter is empty
• uri is missing http://
• 404 not found
• text/plain
• httpd on a non-standard port
• XHTML, no doctype, no xmlns (invalid)
• bogus FPI
• XHTML1, blank first line
• no newlines
• a file: URI

Docs that are probably invalid

• Yahoo!
• Microsoft
• Netscape

Other Test Suites

• NIST's XML, DOM test suites

See also: validator source page.

Gerald Oskoboiny
$Date: 2000/02/24 19:50:37 $