// file: crates/ksp-worker-raw-transaction-ingest-lib/tests/dependency_boundary.rs
// version: 1

//! Dependency firewall canaries for the RAW transaction ingest Worker skeleton.

#[test]
fn pre_002_manifest_dependency_surface_is_exact() {
    let manifest = include_str!("../Cargo.toml");
    let dependencies = dependency_section(manifest);
    let names = manifest_dependency_names(dependencies);
    assert_eq!(names, vec!["ksp-core-lib", "ksp-logging-lib", "ksp-raw-transaction-lib", "ksp-store-lib", "ksp-worker-api", "sha2", "tokio",],);
    for required in [
        "ksp-core-lib = { path = \"../ksp-core-lib\" }",
        "ksp-logging-lib = { path = \"../ksp-logging-lib\" }",
        "ksp-raw-transaction-lib = { path = \"../ksp-raw-transaction-lib\" }",
        "ksp-store-lib = { path = \"../ksp-store-lib\", default-features = false }",
        "ksp-worker-api = { path = \"../ksp-worker-api\" }",
        "sha2 = { workspace = true }",
        "tokio = { workspace = true, features = [\"macros\", \"rt\", \"sync\", \"time\"] }",
    ] {
        assert!(dependencies.contains(required), "required Worker dependency missing: {required}");
    }
    return;
}

#[test]
fn pre_002_manifest_keeps_forbidden_layers_and_live_sources_out() {
    let manifest = include_str!("../Cargo.toml");
    let dependencies = dependency_section(manifest);
    for forbidden in [
        "futures-util",
        "ksp-config-lib",
        "ksp-interface-lib",
        "ksp-job-api",
        "ksp-job-backfill-lib",
        "ksp-onchain-transport-lib",
        "ksp-program-api",
        "ksp-store-api",
        "ksp-store-postgres-lib",
        "ksp-wallet-lib",
        "reqwest",
        "solana-",
        "tokio-tungstenite",
        "tonic",
        "yellowstone-grpc-proto",
    ] {
        assert!(!dependencies.contains(forbidden), "forbidden Worker dependency present: {forbidden}");
    }
    assert!(!manifest.contains("[dev-dependencies]"), "pre.002 requires no test-only dependency");
    assert!(!manifest.contains("[build-dependencies]"), "pre.002 requires no build dependency");
    return;
}

#[test]
fn pre_002_crate_root_contains_no_runtime_behavior_or_public_contract_yet() {
    let root = include_str!("../src/lib.rs");
    for forbidden in [
        "pub mod ",
        "pub struct ",
        "pub enum ",
        "pub trait ",
        "pub fn ",
        "tokio::",
        "ksp_store_lib::",
        "ksp_raw_transaction_lib::",
        "ksp_worker_api::",
        "start(",
        "spawn(",
    ] {
        assert!(!root.contains(forbidden), "pre.002 crate root opened behavior too early: {forbidden}");
    }
    return;
}

fn dependency_section(manifest: &str) -> &str {
    let after_header = match manifest.split_once("[dependencies]") {
        std::option::Option::Some((_, section)) => section,
        std::option::Option::None => {
            return "";
        },
    };
    let end = match after_header.find("\n[") {
        std::option::Option::Some(index) => index,
        std::option::Option::None => after_header.len(),
    };
    return &after_header[..end];
}

fn manifest_dependency_names(section: &str) -> std::vec::Vec<&str> {
    let mut names = std::vec::Vec::new();
    for line in section.lines() {
        let content = match line.split('#').next() {
            std::option::Option::Some(value) => value.trim(),
            std::option::Option::None => continue,
        };
        if content.is_empty() {
            continue;
        }
        let name = match content.split('=').next() {
            std::option::Option::Some(value) => value.trim().trim_end_matches(".workspace"),
            std::option::Option::None => continue,
        };
        if !name.is_empty() {
            names.push(name);
        }
    }
    names.sort_unstable();
    return names;
}