rust-tokio-supervisor 0.1.3

A Rust tokio supervisor with declarative task supervision, restart policy, shutdown coordination, and observability.
Documentation 
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//! Backoff policy tests.
//!
//! These tests verify exponential delay, caps, reset, and jitter behavior.

use rust_supervisor::policy::backoff::BackoffPolicy;
use std::time::Duration;

/// Verifies that exponential backoff does not exceed the configured maximum.
#[test]
fn exponential_backoff_caps_at_maximum() {
    let policy = BackoffPolicy::new(
        Duration::from_millis(10),
        Duration::from_millis(25),
        0,
        Duration::from_secs(1),
    );

    assert_eq!(
        policy.delay_for_child_start_count(1),
        Duration::from_millis(10)
    );
    assert_eq!(
        policy.delay_for_child_start_count(2),
        Duration::from_millis(20)
    );
    assert_eq!(
        policy.delay_for_child_start_count(3),
        Duration::from_millis(25)
    );
}

/// Verifies that stable runtime resets the backoff window.
#[test]
fn stable_runtime_resets_backoff_window() {
    let policy = BackoffPolicy::new(
        Duration::from_millis(10),
        Duration::from_millis(100),
        0,
        Duration::from_secs(5),
    );

    assert!(!policy.should_reset(Duration::from_secs(4)));
    assert!(policy.should_reset(Duration::from_secs(5)));
}