An automated run of parserTests.php showed the following failures:

Running test BUG 361: URL within URL, not bracketed... FAILED! Running test External links: invalid character... FAILED! Running test Bug 2702: Mismatched <i> and <a> tags are invalid... FAILED! Running test A table with no data.... FAILED! Running test A table with nothing but a caption... FAILED! Running test Link containing "#<" and "#>" % as a hex sequences... FAILED! Running test Template with thumb image (wiht link in description)... FAILED! Running test Link to image page... FAILED! Running test BUG 1887: A ISBN with a thumbnail... FAILED! Running test BUG 1887: A <math> with a thumbnail... FAILED! Running test BUG 561: {{/Subpage}}... FAILED! Running test Simple category... FAILED! Running test Section headings with TOC... FAILED! Running test Media link with nasty text... FAILED! Running test Bug 2095: link with pipe and three closing brackets... FAILED! Running test Sanitizer: Validating the contents of the id attribute (bug 4515)... FAILED!

Passed 270 of 286 tests (94.41%) FAILED!