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

const here = dirname(fileURLToPath(import.meta.url));
const pkgJson = JSON.parse(
    readFileSync(resolve(here, "..", "package.json"), "utf8")
) as {
    dependencies: Record<string, string>;
    devDependencies: Record<string, string>;
};

describe("api-tenant-provider dependency graph", () => {
    it("declares the expected runtime deps", { timeout: 5000 }, () => {
        const deps = Object.keys(pkgJson.dependencies).sort();
        expect(deps).toEqual([
            "@suaveplan/api-types",
            "@suaveplan/error",
            "@suaveplan/types",
            "tslib",
            "zod",
        ]);
    });

    it("uses workspace:^ for every @suaveplan/* runtime dep", {
        timeout: 5000,
    }, () => {
        for (const [name, range] of Object.entries(pkgJson.dependencies)) {
            if (name.startsWith("@suaveplan/")) {
                expect(range).toBe("workspace:^");
            }
        }
    });

    it("does NOT depend on @suaveplan/api-host or @suaveplan/api-router", {
        timeout: 5000,
    }, () => {
        // Stage-1 contract package — must not see the host or router.
        expect(pkgJson.dependencies["@suaveplan/api-host"]).toBeUndefined();
        expect(pkgJson.dependencies["@suaveplan/api-router"]).toBeUndefined();
    });
});