':py:obj:`PKCS7Type.type_is_enveloped` returns :py:obj:`False` if the PKCS7 object is
not of the type *enveloped*.'

def test_type_is_enveloped(self):

    pkcs7 = load_pkcs7_data(FILETYPE_PEM, pkcs7Data)
    self.assertFalse(pkcs7.type_is_enveloped())
