aioesphomeapi/tests/test__frame_helper_message_parsing.py
2024-08-29 10:48:05 -10:00

99 lines
2.5 KiB
Python

from __future__ import annotations
import sys
import pytest
from aioesphomeapi._frame_helper import APIPlaintextFrameHelper
from aioesphomeapi._frame_helper.plain_text import _varuint_to_bytes as varuint_to_bytes
from .common import mock_data_received
from .conftest import make_mock_connection
PREAMBLE = b"\x00"
NOISE_HELLO = b"\x01\x00\x00"
def test_skip_win32():
if sys.platform == "win32":
pytest.skip("Skip on Windows", allow_module_level=True)
assert True
@pytest.mark.parametrize(
"in_bytes, pkt_data, pkt_type",
[
(PREAMBLE + varuint_to_bytes(0) + varuint_to_bytes(1), b"", 1),
(
PREAMBLE + varuint_to_bytes(192) + varuint_to_bytes(1) + (b"\x42" * 192),
(b"\x42" * 192),
1,
),
(
PREAMBLE + varuint_to_bytes(192) + varuint_to_bytes(100) + (b"\x42" * 192),
(b"\x42" * 192),
100,
),
(
PREAMBLE + varuint_to_bytes(4) + varuint_to_bytes(100) + (b"\x42" * 4),
(b"\x42" * 4),
100,
),
(
PREAMBLE
+ varuint_to_bytes(8192)
+ varuint_to_bytes(8192)
+ (b"\x42" * 8192),
(b"\x42" * 8192),
8192,
),
(
PREAMBLE + varuint_to_bytes(256) + varuint_to_bytes(256) + (b"\x42" * 256),
(b"\x42" * 256),
256,
),
(
PREAMBLE + varuint_to_bytes(1) + varuint_to_bytes(32768) + b"\x42",
b"\x42",
32768,
),
(
PREAMBLE
+ varuint_to_bytes(32768)
+ varuint_to_bytes(32768)
+ (b"\x42" * 32768),
(b"\x42" * 32768),
32768,
),
],
)
@pytest.mark.asyncio
async def test_plaintext_frame_helper(
in_bytes: bytes, pkt_data: bytes, pkt_type: int
) -> None:
for _ in range(3):
connection, packets = make_mock_connection()
helper = APIPlaintextFrameHelper(
connection=connection, client_info="my client", log_name="test"
)
mock_data_received(helper, in_bytes)
pkt = packets.pop()
type_, data = pkt
assert type_ == pkt_type
assert data == pkt_data
# Make sure we correctly handle fragments
for i in range(len(in_bytes)):
mock_data_received(helper, in_bytes[i : i + 1])
pkt = packets.pop()
type_, data = pkt
assert type_ == pkt_type
assert data == pkt_data
helper.close()