47 lines
1.4 KiB
Rust
47 lines
1.4 KiB
Rust
#![feature(test)]
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extern crate test;
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use core::fmt;
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use std::{fmt::Debug, fs};
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use anyhow::{Context, Result};
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pub trait Solver {
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type Output1: fmt::Display + Debug + PartialEq;
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type Output2: fmt::Display + Debug + PartialEq;
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fn day() -> u8;
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fn part1(input: &str) -> Self::Output1;
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fn part2(input: &str) -> Self::Output2;
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fn test<T: Fn(&str) -> U, U: Debug + PartialEq>(f: T, name: &str, result: U) -> Result<()> {
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// Select the right function
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// Read the test input
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let input = fs::read_to_string(format!("input/{:02}/{name}", Self::day()))
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.with_context(|| format!("Failed to read '{}' for day {:02}", name, Self::day()))?;
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// Assert that the result matches the expected value
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assert_eq!(f(&input), result);
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Ok(())
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}
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fn solve() -> Result<()> {
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let input = fs::read_to_string(format!("input/{:02}/input", Self::day()))
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.with_context(|| format!("Failed to read 'input' for day {:02}", Self::day()))?;
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println!("Part 1:\n{}", Self::part1(&input));
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println!("Part 2:\n{}", Self::part2(&input));
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Ok(())
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}
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fn benchmark<T: Fn(&str) -> U, U: Debug + PartialEq>(f: T, b: &mut test::Bencher) {
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let input = fs::read_to_string(format!("input/{:02}/input", Self::day()))
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.with_context(|| format!("Failed to read 'input' for day {:02}", Self::day()))
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.unwrap();
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b.iter(|| f(&input));
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}
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}
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