itoa/tests/test.rs

#![allow(non_snake_case)]
#![allow(clippy::cast_lossless, clippy::unseparated_literal_suffix)]

macro_rules! test {
    (
        $(
            $(#[$attr:meta])*
            $name:ident($value:expr, $expected:expr)
        ),*
    ) => {
        $(
            $(#[$attr])*
            #[test]
            fn $name() {
                let mut buffer = itoa::Buffer::new();
                let s = buffer.format($value);
                assert_eq!(s, $expected);
            }
        )*
    }
}

test! {
    test_u64_0(0u64, "0"),
    test_u64_half(<u32>::max_value() as u64, "4294967295"),
    test_u64_max(<u64>::max_value(), "18446744073709551615"),
    test_i64_min(<i64>::min_value(), "-9223372036854775808"),

    test_i16_0(0i16, "0"),
    test_i16_min(<i16>::min_value(), "-32768"),

    test_u128_0(0u128, "0"),
    test_u128_max(<u128>::max_value(), "340282366920938463463374607431768211455"),
    test_i128_min(<i128>::min_value(), "-170141183460469231731687303715884105728")
}