From: Ralf Jung Date: Tue, 4 Aug 2015 11:25:17 +0000 (+0200) Subject: solutions: add testcases for the minimum stuff X-Git-Url: https://git.ralfj.de/rust-101.git/commitdiff_plain/20f37084af32f3d6ec43dbf8e7e58cb2718e1883?ds=inline;hp=-c solutions: add testcases for the minimum stuff --- 20f37084af32f3d6ec43dbf8e7e58cb2718e1883 diff --git a/solutions/src/bigint.rs b/solutions/src/bigint.rs index 8d67a78..96958b4 100644 --- a/solutions/src/bigint.rs +++ b/solutions/src/bigint.rs @@ -276,7 +276,29 @@ impl ops::Sub for BigInt { #[cfg(test)] mod tests { use std::u64; - use super::{overflowing_add,overflowing_sub,BigInt}; + use super::{overflowing_add,overflowing_sub,BigInt,Minimum,vec_min}; + + #[test] + fn test_min() { + let b1 = BigInt::new(1); + let b2 = BigInt::new(42); + let b3 = BigInt::from_vec(vec![0, 1]); + + assert_eq!(b1.min(&b2), &b1); + assert_eq!(b3.min(&b2), &b2); + } + + #[test] + fn test_vec_min() { + let b1 = BigInt::new(1); + let b2 = BigInt::new(42); + let b3 = BigInt::from_vec(vec![0, 1]); + + assert_eq!(vec_min(&vec![b2.clone(), b1.clone(), b3.clone()]), Some(&b1)); + assert_eq!(vec_min(&vec![b2.clone(), b3.clone()]), Some(&b2)); + assert_eq!(vec_min(&vec![b3.clone()]), Some(&b3)); + assert_eq!(vec_min::(&vec![]), None); + } #[test] fn test_overflowing_add() {