Files
cryptonum/src/lib.rs

51 lines
1.4 KiB
Rust

#[cfg(test)]
#[macro_use]
extern crate quickcheck;
extern crate rand;
pub mod signed;
pub mod unsigned;
#[cfg(test)]
pub mod testing;
#[cfg(test)]
mod arithmetic {
use super::signed::*;
use super::unsigned::*;
quickcheck! {
fn commutivity_signed_add(x: I576, y: I576) -> bool {
(&x + &y) == (&y + &x)
}
fn commutivity_unsigned_add(x: U576, y: U576) -> bool {
(&x + &y) == (&y + &x)
}
fn commutivity_unsigned_mul(x: U192, y: U192) -> bool {
(&x * &y) == (&y * &x)
}
fn associativity_unsigned_add(x: U192, y: U192, z: U192) -> bool {
(U256::from(&x) + (&y + &z)) == ((&x + &y) + U256::from(&z))
}
fn associativity_unsigned_mul(x: U192, y: U192, z: U192) -> bool {
(U384::from(&x) * (&y * &z)) == ((&x * &y) * U384::from(&z))
}
fn identity_signed_add(x: I576) -> bool {
(&x + I576::zero()) == I640::from(&x)
}
fn identity_unsigned_add(x: U576) -> bool {
(&x + U576::zero()) == U640::from(&x)
}
fn identity_unsigned_mul(x: U192) -> bool {
(&x * U192::from(1u64)) == U384::from(&x)
}
fn additive_inverse(x: I576) -> bool {
(&x + x.negate()) == I640::zero()
}
fn distribution(x: U192, y: U192, z: U192) -> bool {
(U256::from(&x) * (&y + &z)) == U512::from((&x * &y) + (&x * &z))
}
}
}