def test_stream_sb(stream_parser):
events = stream_parser.stream_updates(
[
Tokenizer.Option(B.SB, None, 42),
Tokenizer.StreamData(b"1234"),
Tokenizer.Command(B.SE, B.SE.value),
]
)
assert events == [StreamParser.OptionSubnegotiation(None, 42)]
def test_stream_command_in_crlf(stream_parser):
events = stream_parser.stream_updates(
[
Tokenizer.StreamData(b"abc\r"),
Tokenizer.Command(B.NOP, B.NOP.value),
Tokenizer.StreamData(b"\ndef"),
]
)
assert events == [
StreamParser.UserData("abc"),
StreamParser.Command(B.NOP, B.NOP.value),
StreamParser.UserData("\n"),
StreamParser.UserData("def"),
]
def test_stream_iac(stream_parser):
# IAC IAC produces a single IAC on the user stream. This is not a valid
# ascii character, so it's filtered by decoding.
events = stream_parser.stream_updates([Tokenizer.Command(B.IAC, B.IAC.value)])
assert events == []
def test_stream_command(stream_parser):
events = stream_parser.stream_updates([Tokenizer.Command(B.NOP, B.NOP.value)])
assert events == [StreamParser.Command(B.NOP, B.NOP.value)]
def test_split_command(tokenizer):
toks = tokenizer.tokens(b"abc" + B.IAC.byte)
assert toks == [Tokenizer.StreamData(b"abc")]
toks = tokenizer.tokens(B.NOP.byte + b"def")
assert toks == [Tokenizer.Command(B.NOP, B.NOP.value), Tokenizer.StreamData(b"def")]
def test_tokenizer_command(tokenizer):
toks = tokenizer.tokens(B.IAC.byte + B.NOP.byte)
assert toks == [Tokenizer.Command(B.NOP, B.NOP.value)]