// file: crates/ksp-job-backfill-lib/tests/release_completeness.rs
// version: 1

//! Completeness canaries for the `pre.005` Backfill foundation.

#[test]
fn pre_005_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!["constants.rs", "discovery.rs", "error.rs", "lib.rs", "request.rs"]);
    return std::result::Result::Ok(());
}

#[test]
fn pre_005_surface_is_discovery_only_without_raw_persistence_or_checkpoint_runtime() {
    let root = include_str!("../src/lib.rs");
    for required in [
        "BackfillCandidate",
        "BackfillCandidateIdentity",
        "BackfillCommitment",
        "BackfillDiscovery",
        "BackfillDiscoveryBoundary",
        "BackfillRequest",
        "BackfillScope",
        "BackfillScopeFingerprint",
        "BackfillSignature",
        "discover_backfill_candidates",
    ] {
        assert!(root.contains(required), "required pre.005 public contract missing: {required}");
    }
    for forbidden in ["RawTransactionObservation", "persist_raw_transaction_acquisition", "BackfillCheckpoint", "BackfillJobHandle", "JobSnapshotSource"] {
        assert!(!root.contains(forbidden), "later Backfill tranche leaked into pre.005: {forbidden}");
    }
    assert!(!root.contains("pub mod "));
    return;
}