msgpack-python/test/test_timestamp.py
2019-12-05 18:29:15 +09:00

46 lines
1.5 KiB
Python

import msgpack
from msgpack import Timestamp
def test_timestamp():
# timestamp32
ts = Timestamp(2**32 - 1)
assert ts.to_bytes() == b"\xff\xff\xff\xff"
packed = msgpack.packb(ts)
assert packed == b"\xd6\xff" + ts.to_bytes()
unpacked = msgpack.unpackb(packed)
assert ts == unpacked
assert ts.seconds == 2**32 - 1 and ts.nanoseconds == 0
# timestamp64
ts = Timestamp(2**34 - 1, 999999999)
assert ts.to_bytes() == b"\xee\x6b\x27\xff\xff\xff\xff\xff"
packed = msgpack.packb(ts)
assert packed == b"\xd7\xff" + ts.to_bytes()
unpacked = msgpack.unpackb(packed)
assert ts == unpacked
assert ts.seconds == 2**34 - 1 and ts.nanoseconds == 999999999
# timestamp96
ts = Timestamp(2**63 - 1, 999999999)
assert ts.to_bytes() == b"\x3b\x9a\xc9\xff\x7f\xff\xff\xff\xff\xff\xff\xff"
packed = msgpack.packb(ts)
assert packed == b"\xc7\x0c\xff" + ts.to_bytes()
unpacked = msgpack.unpackb(packed)
assert ts == unpacked
assert ts.seconds == 2**63 - 1 and ts.nanoseconds == 999999999
# negative fractional
ts = Timestamp(-2.3) #s: -3, ns: 700000000
assert ts.to_bytes() == b"\x29\xb9\x27\x00\xff\xff\xff\xff\xff\xff\xff\xfd"
packed = msgpack.packb(ts)
assert packed == b"\xc7\x0c\xff" + ts.to_bytes()
unpacked = msgpack.unpackb(packed)
assert ts == unpacked
assert ts.seconds == -3 and ts.nanoseconds == 700000000
def test_timestamp_to():
t = Timestamp(42, 14)
assert t.to_float_s() == 42.000000014
assert t.to_unix_ns() == 42000000014