// file: crates/ksp-store-postgres-lib/tests/public_api.rs
// version: 4

#![warn(missing_docs)]
#![deny(unreachable_pub)]
#![forbid(unsafe_code)]

//! Narrow physical bridge canaries consumed by `ksp-store-lib` without exposing driver or pool types.

#[test]
fn pre_005_backend_bridge_is_constructible_without_io() {
    let network = match ksp_store_api::RawNetworkId::new("devnet") {
        std::result::Result::Ok(value) => value,
        std::result::Result::Err(error) => panic!("valid backend bridge network rejected: {error:?}"),
    };
    let settings = ksp_store_postgres_lib::PostgresBackendSettings::new(
        network,
        "postgresql://operator:secret@localhost/ksp",
        8,
        std::time::Duration::from_secs(10),
        std::time::Duration::from_secs(5),
        std::time::Duration::from_secs(10),
        std::time::Duration::from_secs(5),
        ksp_store_postgres_lib::PostgresBackendTlsMode::VerifyFull,
        true,
        std::time::Duration::from_secs(30),
        std::time::Duration::from_secs(10),
    );
    assert_eq!(settings.network().as_str(), "devnet");
    assert_eq!(settings.tls_mode().code(), "verify_full");
    let _open = ksp_store_postgres_lib::PostgresBackend::open;
    let _close = ksp_store_postgres_lib::PostgresBackend::close;
    return;
}

#[test]
fn pre_005_backend_error_projection_is_safe_and_static() {
    let kinds = [
        ksp_store_postgres_lib::PostgresBackendErrorKind::ConfigInvalid,
        ksp_store_postgres_lib::PostgresBackendErrorKind::ConnectFailed,
        ksp_store_postgres_lib::PostgresBackendErrorKind::PoolTimeout,
        ksp_store_postgres_lib::PostgresBackendErrorKind::HealthFailed,
        ksp_store_postgres_lib::PostgresBackendErrorKind::MigrationFailed,
        ksp_store_postgres_lib::PostgresBackendErrorKind::MigrationMismatch,
        ksp_store_postgres_lib::PostgresBackendErrorKind::SchemaNewer,
        ksp_store_postgres_lib::PostgresBackendErrorKind::ShutdownTimeout,
        ksp_store_postgres_lib::PostgresBackendErrorKind::TlsFailed,
    ];
    assert_eq!(kinds.len(), 9);
    return;
}

#[test]
fn pre_007_backend_health_bridge_exposes_only_safe_snapshot_types() {
    let _runtime = std::mem::size_of::<std::option::Option<ksp_store_postgres_lib::PostgresBackendRuntimeSnapshot>>();
    let _health = std::mem::size_of::<std::option::Option<ksp_store_postgres_lib::PostgresBackendHealthSnapshot>>();
    let _runtime_snapshot = ksp_store_postgres_lib::PostgresBackend::runtime_snapshot;
    let _health_probe = ksp_store_postgres_lib::PostgresBackend::health;
    return;
}

#[test]
fn pre_003_retention_compaction_error_code_matches_store_contract_value() {
    assert_eq!(ksp_store_postgres_lib::ERROR_CODE_POSTGRES_RETENTION_COMPACTION_UNSUPPORTED.domain(), "store");
    assert_eq!(ksp_store_postgres_lib::ERROR_CODE_POSTGRES_RETENTION_COMPACTION_UNSUPPORTED.code(), "postgres_retention_compaction_unsupported",);
    return;
}