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run exercises with CWD set to their directory

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This commit is contained in:
Remo Senekowitsch
2026-08-29 22:39:33 +03:00
committed by Mo Bitar
parent 97be7fbf5d
commit ca9b2b8582
4 changed files with 36 additions and 22 deletions
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exercises/24_async/async1.rs
+3 -7
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@@ -6,18 +6,14 @@
// Let's simulate this using asynchronous programming. Each person is
// represented as an asynchronous task, which can be executed concurrently.
const SCORES_CLASS_A: &str = "exercises/24_async/scores_class_a.txt";
const SCORES_CLASS_B: &str = "exercises/24_async/scores_class_b.txt";
const SCORES_CLASS_C: &str = "exercises/24_async/scores_class_c.txt";
// Async tasks need to be executed by a "runtime", which is not provided by
// Rust's standard library. Here, we use the mainstream runtime `tokio`.
// The macro `tokio::main` wraps the entire main function in a runtime.
#[tokio::main]
async fn main() {
let mean_score_a = tokio::spawn(calculate_mean_score(SCORES_CLASS_A));
let mean_score_b = tokio::spawn(calculate_mean_score(SCORES_CLASS_B));
let mean_score_c = tokio::spawn(calculate_mean_score(SCORES_CLASS_C));
let mean_score_a = tokio::spawn(calculate_mean_score("scores_class_a.txt"));
let mean_score_b = tokio::spawn(calculate_mean_score("scores_class_b.txt"));
let mean_score_c = tokio::spawn(calculate_mean_score("scores_class_c.txt"));
// TODO: Await the spawned tasks to check their results.
assert_eq!(mean_score_a, 84); // alice