Class Request

tests/test_features.py:270–271

def test_optional_flag():
    @dataclass
    class Request(betterproto.Message):
        flag: Optional[bool] = betterproto.message_field(1, wraps=betterproto.TYPE_BOOL)

    # Serialization of not passed vs. set vs. zero-value.
    assert bytes(Request()) == b""