From 4dfc11d74ab02ac5765ae5d08fb750c91f4744b4 Mon Sep 17 00:00:00 2001 From: Hunter Kvalevog Date: Fri, 2 Oct 2026 21:53:51 -0500 Subject: rustlings: move to rust/ --- rustlings/exercises/11_hashmaps/hashmaps2.rs | 99 ---------------------------- 1 file changed, 99 deletions(-) delete mode 100644 rustlings/exercises/11_hashmaps/hashmaps2.rs (limited to 'rustlings/exercises/11_hashmaps/hashmaps2.rs') diff --git a/rustlings/exercises/11_hashmaps/hashmaps2.rs b/rustlings/exercises/11_hashmaps/hashmaps2.rs deleted file mode 100644 index 482db7c..0000000 --- a/rustlings/exercises/11_hashmaps/hashmaps2.rs +++ /dev/null @@ -1,99 +0,0 @@ -// We're collecting different fruits to bake a delicious fruit cake. For this, -// we have a basket, which we'll represent in the form of a hash map. The key -// represents the name of each fruit we collect and the value represents how -// many of that particular fruit we have collected. Three types of fruits - -// Apple (4), Mango (2) and Lychee (5) are already in the basket hash map. You -// must add fruit to the basket so that there is at least one of each kind and -// more than 11 in total - we have a lot of mouths to feed. You are not allowed -// to insert any more of the fruits that are already in the basket (Apple, -// Mango, and Lychee). - -use std::collections::HashMap; - -#[derive(Hash, PartialEq, Eq, Debug)] -enum Fruit { - Apple, - Banana, - Mango, - Lychee, - Pineapple, -} - -fn fruit_basket(basket: &mut HashMap) { - let fruit_kinds = [ - Fruit::Apple, - Fruit::Banana, - Fruit::Mango, - Fruit::Lychee, - Fruit::Pineapple, - ]; - - for fruit in fruit_kinds { - // This works just fine, but clippy doesn't like how readable and obvious the code is - // if !basket.contains_key(&fruit) { - // basket.insert(fruit, 10); - // } - basket.entry(fruit).or_insert(10); - } -} - -fn main() { - // You can optionally experiment here. -} - -#[cfg(test)] -mod tests { - use super::*; - - // Don't modify this function! - fn get_fruit_basket() -> HashMap { - let content = [(Fruit::Apple, 4), (Fruit::Mango, 2), (Fruit::Lychee, 5)]; - HashMap::from_iter(content) - } - - #[test] - fn test_given_fruits_are_not_modified() { - let mut basket = get_fruit_basket(); - fruit_basket(&mut basket); - assert_eq!(*basket.get(&Fruit::Apple).unwrap(), 4); - assert_eq!(*basket.get(&Fruit::Mango).unwrap(), 2); - assert_eq!(*basket.get(&Fruit::Lychee).unwrap(), 5); - } - - #[test] - fn at_least_five_types_of_fruits() { - let mut basket = get_fruit_basket(); - fruit_basket(&mut basket); - let count_fruit_kinds = basket.len(); - assert!(count_fruit_kinds >= 5); - } - - #[test] - fn greater_than_eleven_fruits() { - let mut basket = get_fruit_basket(); - fruit_basket(&mut basket); - let count = basket.values().sum::(); - assert!(count > 11); - } - - #[test] - fn all_fruit_types_in_basket() { - let fruit_kinds = [ - Fruit::Apple, - Fruit::Banana, - Fruit::Mango, - Fruit::Lychee, - Fruit::Pineapple, - ]; - - let mut basket = get_fruit_basket(); - fruit_basket(&mut basket); - - for fruit_kind in fruit_kinds { - let Some(amount) = basket.get(&fruit_kind) else { - panic!("Fruit kind {fruit_kind:?} was not found in basket"); - }; - assert!(*amount > 0); - } - } -} -- cgit v1.2.3