def test_data_length():
# name description mode cmd bytes decoder
cmd = OBDCommand("Test", "example OBD command", "01", "00", 2, noop)
r = cmd.compute("41 00 01 23 45\r\n")
assert r.value == "0123"
r = cmd.compute("41 00 01\r\n")
assert r.value == "0100"
def test_data_not_hex():
# name description mode cmd bytes decoder
cmd = OBDCommand("Test", "example OBD command", "01", "00", 2, noop)
r = cmd.compute("41 00 wx yz\r\n")
assert r.is_null()
def test_data_stripping():
# name description mode cmd bytes decoder
cmd = OBDCommand("Test", "example OBD command", "01", "00", 2, noop)
r = cmd.compute("41 00 01 01\r\n")
assert not r.is_null()
assert r.value == "0101"
