import { readFileSync } from "node:fs";
import { resolve } from "node:path";
import { describe, expect, it } from "@suaveplan/testing/runner";

const PKG_ROOT = resolve(__dirname, "..");

describe("package shape", () => {
    it("declares sideEffects false and explicit-named barrels", {
        timeout: 5000,
    }, () => {
        const pkg = JSON.parse(
            readFileSync(resolve(PKG_ROOT, "package.json"), "utf8")
        ) as { sideEffects?: boolean };
        expect(pkg.sideEffects).toBe(false);

        const rootBarrel = readFileSync(
            resolve(PKG_ROOT, "src/index.ts"),
            "utf8"
        );
        const featureBarrel = readFileSync(
            resolve(PKG_ROOT, "src/ecb/index.ts"),
            "utf8"
        );
        // No `export *` of any kind in either barrel (no namespace re-export
        // in this package either, so the substring check is sufficient).
        expect(rootBarrel.includes("export *")).toBe(false);
        expect(featureBarrel.includes("export *")).toBe(false);
    });
});