def test_int_to_bytes():
assert _int_to_bytes(512, 2) == b'\x02\x00'
assert _int_to_bytes(512, 2, endianness='little') == b'\x00\x02'
assert _int_to_bytes(512, 2, endianness='big') == b'\x02\x00'
with pytest.raises(TypeError):
_int_to_bytes('', 2)
def _decode(self, value):
b = _int_to_bytes(value, 9)
b = list(b)
b.insert(0, 0)
b.insert(4, 0)
b.insert(8, 0)
b = bytes("".join([chr(x) for x in b]))
return struct.unpack('<LLL', b)
def _decode(self, value):
b = _int_to_bytes(value, 2)
return struct.unpack("<h", b)[0]
def _decode(self, value):
b = _int_to_bytes(value, 2)
r = (b[0] << 4) | (b[1] & 0x0F)
if r & (1 << 11):
r = r - 1 << 12
return r
def _decode(self, value):
return struct.unpack('<H', _int_to_bytes(value, 2))[0]
def _decode(self, value):
b = _int_to_bytes(value, 4)
return struct.unpack('>f', bytearray(b))[0]
def _decode(self, value):
v = struct.unpack('>h', _int_to_bytes(value, 2))[0]
return v / 16.0
def _decode(self, value):
integer, fractional = struct.unpack('<bB', _int_to_bytes(value, 2))
fractional *= 0.0625
return integer + fractional
