ref: c40d57b389033a42ad526308884e49b39746ecf5
dir: /testdir/test53.ok/
start: foo xxxxxxxxxxxx'piep' bla bla blah out " in "" "'" 'blah'yyyyy'buh' bla `` b`la voo "zzzzzzzzzzzzzzzzzzzzzzzzzzzzsd <begin> -<b>asdf<i></i>asdf</b>- -<b></b>- -<b>asdfasdf</b>- -- </begin> b bc c a -1 0 end: