check_trail("self_referential.html", "n= p=", "self_referential");
-TODO: {
-local $TODO = 'should be able to specify page names without using numeric escapes';
check_trail("unicode/__172__.html", "n=unicode/\x{04D2} p=", "unicode");
check_trail("unicode/\x{04D2}.html", "n=unicode/__8800__ p=unicode/__172__", "unicode");
check_trail("unicode/__8800__.html", "n=unicode/__128169__ p=unicode/\x{04D2}", "unicode");
check_trail("unicode/__128169__.html", "n= p=unicode/__8800__", "unicode");
-}
check_trail("unicode/__172__.html", "n=unicode/\x{04D2} p=", "unicode2");
check_trail("unicode/\x{04D2}.html", "n=unicode/__8800__ p=unicode/__172__", "unicode2");