'\'attachment\', specifying a filename of foo-Ã€.html.
(using plain ISO-8859-1)
UA should offer to download the resource as "foo-Ã€.html".'

def test_attwithisofnplain(self, header_checker):

    header_checker.check_filename('attachment;    filename="foo-\xc3\xa4.html"', 'foo-\xc3\xa4.html')
