/**
 * DTP-05 step 3 / DTP-07 — issuance window enforcement.
 */

import { describe, expect, it } from "@suaveplan/testing/runner";
import {
    type DriveTemplateError,
    DTP_CODES,
    ISSUANCE_WINDOW_MS,
    TemplateNonceLru,
    validateTemplate,
} from "../src/index.js";
import { makeKeys, signed } from "./_helpers.js";

describe("DTP-07 — 24-hour issuance window", () => {
    it("ISSUANCE_WINDOW_MS pinned at 24h", { timeout: 5000 }, () => {
        expect(ISSUANCE_WINDOW_MS).toBe(24 * 60 * 60 * 1000);
    });

    it("template issued 24h+1s ago rejected as STALE", {
        timeout: 5000,
    }, () => {
        const keys = makeKeys();
        const NOW = 5_000_000_000;
        const issuedAt = NOW - ISSUANCE_WINDOW_MS - 1_000;
        const tpl = signed(
            {
                issuer: keys.publicHex,
                issuedAt,
                expiresAt: NOW + 60_000,
            },
            keys
        );
        const ctx = {
            clock: () => NOW,
            nonceLru: new TemplateNonceLru(),
        };
        try {
            validateTemplate(tpl, ctx);
            throw new Error("expected STALE");
        } catch (err) {
            expect((err as DriveTemplateError).code).toBe(
                DTP_CODES.TEMPLATE_STALE
            );
        }
    });

    it("template issued just under 24h ago accepted", {
        timeout: 5000,
    }, () => {
        const keys = makeKeys();
        const NOW = 5_000_000_000;
        const issuedAt = NOW - ISSUANCE_WINDOW_MS + 1_000;
        const tpl = signed(
            {
                issuer: keys.publicHex,
                issuedAt,
                expiresAt: NOW + 60_000,
            },
            keys
        );
        const ctx = {
            clock: () => NOW,
            nonceLru: new TemplateNonceLru(),
        };
        expect(() => validateTemplate(tpl, ctx)).not.toThrow();
    });
});