def test_frame_header():
frame = Frame()
try:
frame.data = bytearray(Frame.FRAME_MAX_SIZE) + 1 # test over-byte
except Exception:
pass
else:
assert 0 # passed over byte
frame.data = b'\xFF\xFF' + bytearray(Frame.FRAME_MIN_SIZE)
frame.type = 0x10
frame.id = 0x010CA0
frame_bin = frame.get_frame_bin()
assert frame_bin[0] << 16 | frame_bin[1] << 8 | frame_bin[2] << 0 == len(frame.data)
# type is 0
assert frame_bin[3] == 0x10
assert frame_bin[5] << 24 | frame_bin[6] << 16 | frame_bin[7] << 8 | frame_bin[8] << 0 == 0x010CA0
# check payload
assert frame_bin[9:] == b'\xFF\xFF' + bytearray(Frame.FRAME_MIN_SIZE)
