micropython/tests/basics/int_bytes.py
Damien George 810133d97d tests/basics: Add tests for int.from_bytes when src has trailing zeros.
The trailing zeros should be truncated from the converted value.
2017-04-25 12:07:02 +10:00

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Python

print((10).to_bytes(1, "little"))
print((111111).to_bytes(4, "little"))
print((100).to_bytes(10, "little"))
print(int.from_bytes(b"\x00\x01\0\0\0\0\0\0", "little"))
print(int.from_bytes(b"\x01\0\0\0\0\0\0\0", "little"))
print(int.from_bytes(b"\x00\x01\0\0\0\0\0\0", "little"))
# check that extra zero bytes don't change the internal int value
print(int.from_bytes(bytes(20), "little") == 0)
print(int.from_bytes(b"\x01" + bytes(20), "little") == 1)