kernal-api 0.1.24

Async OS HAL, profiling, symbolization, and allocator instrumentation
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#![cfg(feature = "secure-random")]

use kernal_api::random::{RandomError, SecureRandom, MAX_RANDOM_BYTES};
use std::time::Duration;

// Issue #180: the native smoke checks availability/shape, not statistical quality.
#[tokio::test]
async fn native_entropy_obeys_the_bounded_contract() {
    let random = SecureRandom::new(1, Duration::from_secs(5)).unwrap();
    assert!(random.bytes(0).await.unwrap().is_empty());
    assert_eq!(random.bytes(32).await.unwrap().len(), 32);
    assert_eq!(
        random.bytes(MAX_RANDOM_BYTES + 1).await.unwrap_err(),
        RandomError::TooLarge
    );
}

#[test]
fn rejects_invalid_configuration() {
    assert!(SecureRandom::new(0, Duration::from_secs(1)).is_err());
    assert!(SecureRandom::new(65, Duration::from_secs(1)).is_err());
    assert!(SecureRandom::new(1, Duration::ZERO).is_err());
}