def test_autoint():
top = XMLStruct(xml2)
f = top.messages.message.field
assert f.start == 0
assert f.size == 8
assert repr(f.size) == repr(8)
msg2 = top.messages("message", name="msg2")
# try sorting by start bit
s = [f.description for f in sorted(msg2, key=lambda f: f.start)]
assert s == ['Feld #1', 'Feld #3', 'Feld #2']
def test_find():
top = XMLStruct(xml2)
msg2 = top.messages("message", name="msg2")
assert msg2['name'] == 'msg2'
