leyline-http 0.1.0

HTTP client that mimics browsers on the wire
Documentation 
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use super::*;

#[test]
fn default_policy_retries_5xx_subset() {
    let p = RetryPolicy::transient();
    assert!(p.matches_status(429));
    assert!(p.matches_status(502));
    assert!(p.matches_status(503));
    assert!(p.matches_status(504));
    assert!(!p.matches_status(500));
    assert!(!p.matches_status(400));
}

#[test]
fn server_error_trigger_matches_all_5xx() {
    let p = RetryPolicy {
        retry_on: vec![RetryTrigger::ServerError],
        ..RetryPolicy::transient()
    };
    assert!(p.matches_status(500));
    assert!(p.matches_status(599));
    assert!(!p.matches_status(400));
}

#[test]
fn backoff_grows_and_caps() {
    let p = RetryPolicy {
        max_retries: 10,
        initial_backoff: Duration::from_millis(100),
        max_backoff: Duration::from_millis(800),
        max_retry_after: Duration::ZERO,
        backoff_factor: 2.0,
        jitter: false,
        retry_on: vec![RetryTrigger::ConnectionError],
        allow_non_idempotent: false,
    };
    assert!(p.delay(0).as_millis() <= 100);
    assert!(p.delay(1).as_millis() <= 200);
    assert!(p.delay(10).as_millis() <= 800);
}

#[test]
fn none_is_no_retry() {
    let p = RetryPolicy::none();
    assert!(p.is_none());
    assert_eq!(p.max_retries, 0);
}

#[test]
fn retry_after_parses_delta_seconds_only() {
    assert_eq!(parse_retry_after("120"), Some(Duration::from_secs(120)));
    assert_eq!(parse_retry_after("  5 "), Some(Duration::from_secs(5)));
    assert_eq!(parse_retry_after("0"), Some(Duration::ZERO));
    assert_eq!(parse_retry_after("soon"), None);
}

#[test]
fn retry_after_parses_past_imf_fixdate_as_zero() {
    assert_eq!(
        parse_retry_after("Wed, 21 Oct 2025 07:28:00 GMT"),
        Some(Duration::ZERO)
    );
}

#[test]
fn imf_fixdate_epoch() {
    assert_eq!(
        unix_from_ymd_hms(1970, 1, 1, 0, 0, 0),
        Some(std::time::UNIX_EPOCH)
    );
}

#[test]
fn a_retry_after_date_past_the_platform_clock_does_not_panic() {
    let wait = parse_retry_after("Fri, 01 Jan 99999 00:00:00 GMT");
    assert!(wait.is_none_or(|wait| wait > Duration::from_secs(1 << 40)));
}