'\'attachment\', specifying a filename of foo bar.html.
Using "filename*", but missing character encoding and language (this
replicates a bug in MS Exchange 2010, see Mozilla Bug 704989).
The parameter is invalid, thus should be ignored.'

def test_attwithfn2231quot2(self, header_checker):

    header_checker.check_ignored('attachment;    filename*="foo%20bar.html"')
