import assert from "node:assert/strict";
import test from "node:test";
import { loadConfig } from "../src/config.js";

test("loads defaults", () => {
  const config = loadConfig({});
  assert.equal(config.port, 3000);
  assert.equal(config.suwayomi.graphqlUrl, "http://suwayomi:4567/api/graphql");
  assert.equal(config.feed.itemLimit, 50);
});

test("requires credentials for authenticated modes", () => {
  assert.throws(
    () => loadConfig({ SUWAYOMI_AUTH_MODE: "ui_login" }),
    /USERNAME and SUWAYOMI_PASSWORD/,
  );
  assert.throws(
    () => loadConfig({ RSS_USERNAME: "reader" }),
    /must be set together/,
  );
});

test("validates bounded integer settings", () => {
  assert.throws(() => loadConfig({ FEED_ITEM_LIMIT: "201" }), /between 1 and 200/);
  assert.throws(() => loadConfig({ PORT: "wat" }), /PORT must be an integer/);
});