// file: crates/ksp-job-api/tests/release_completeness.rs
// version: 2

//! Completeness canaries for the current Job API foundation.

#[test]
fn pre_003_crate_root_export_inventory_is_exact() {
    let crate_root = include_str!("../src/lib.rs");
    let mut actual = std::vec::Vec::new();
    for line in crate_root.lines() {
        let trimmed = line.trim();
        if trimmed.starts_with("pub use ") {
            actual.push(trimmed);
        }
    }
    actual.sort_unstable();
    let mut expected = std::vec![
        "pub use self::cancellation::JobCancellationToken;",
        "pub use self::error::ERROR_CODE_JOB_ID_INVALID;",
        "pub use self::error::ERROR_CODE_JOB_KIND_INVALID;",
        "pub use self::error::ERROR_CODE_JOB_NOTIFICATION_SEQUENCE_EXHAUSTED;",
        "pub use self::error::ERROR_CODE_JOB_TRANSITION_INVALID;",
        "pub use self::identity::JobId;",
        "pub use self::identity::JobKindCode;",
        "pub use self::identity::MAX_JOB_ID_BYTES;",
        "pub use self::identity::MAX_JOB_KIND_CODE_BYTES;",
        "pub use self::lifecycle::JobCompletion;",
        "pub use self::lifecycle::JobLifecycle;",
        "pub use self::lifecycle::JobState;",
        "pub use self::notification::JobNotification;",
        "pub use self::notification::JobNotificationSequence;",
        "pub use self::notification::JobSnapshotFuture;",
        "pub use self::notification::JobSnapshotSource;",
        "pub use ksp_core_lib::Error;",
        "pub use ksp_core_lib::ErrorCode;",
        "pub use ksp_core_lib::ErrorContext;",
        "pub use ksp_core_lib::Result;",
    ];
    expected.sort_unstable();
    assert_eq!(actual, expected);
    assert!(!crate_root.contains("pub mod "));
    return;
}

#[test]
fn pre_003_production_module_inventory_is_exact() -> std::io::Result<()> {
    let source_root = std::path::Path::new(env!("CARGO_MANIFEST_DIR")).join("src");
    let entries = match std::fs::read_dir(source_root) {
        std::result::Result::Ok(value) => value,
        std::result::Result::Err(error) => return std::result::Result::Err(error),
    };
    let mut names = std::vec::Vec::new();
    for entry in entries {
        let entry = match entry {
            std::result::Result::Ok(value) => value,
            std::result::Result::Err(error) => return std::result::Result::Err(error),
        };
        let file_type = match entry.file_type() {
            std::result::Result::Ok(value) => value,
            std::result::Result::Err(error) => return std::result::Result::Err(error),
        };
        if !file_type.is_file() {
            continue;
        }
        let name = match entry.file_name().into_string() {
            std::result::Result::Ok(value) => value,
            std::result::Result::Err(_) => continue,
        };
        if name.ends_with(".rs") {
            names.push(name);
        }
    }
    names.sort_unstable();
    assert_eq!(names, std::vec!["cancellation.rs", "error.rs", "identity.rs", "lib.rs", "lifecycle.rs", "notification.rs"]);
    return std::result::Result::Ok(());
}

#[test]
fn pre_003_surface_opens_only_generic_notifications_without_backfill_or_worker_contracts() {
    let sources = [
        include_str!("../src/cancellation.rs"),
        include_str!("../src/identity.rs"),
        include_str!("../src/lib.rs"),
        include_str!("../src/lifecycle.rs"),
        include_str!("../src/notification.rs"),
    ];
    for source in sources {
        for forbidden in ["BackfillRequest", "WorkerControl", "WorkerState", "spawn(", "RawTransaction", "provider", "endpoint"] {
            assert!(!source.contains(forbidden), "future or domain-specific Job contract leaked early: {forbidden}");
        }
    }
    let notification_source = include_str!("../src/notification.rs");
    assert!(notification_source.contains("pub struct JobNotification<S>"));
    assert!(notification_source.contains("pub trait JobSnapshotSource"));
    assert!(notification_source.contains("std::future::Future"));
    assert!(!notification_source.contains("tokio::"));
    let lifecycle_source = include_str!("../src/lifecycle.rs");
    assert!(lifecycle_source.contains("#[derive(Eq, PartialEq)]\npub struct JobLifecycle"));
    assert!(!lifecycle_source.contains("#[derive(Clone, Eq, PartialEq)]\npub struct JobLifecycle"));
    return;
}