"use strict";

const test = require("node:test");
const assert = require("node:assert/strict");
const {
  redirect,
  parseJSON,
  parseFormUrlEncoded,
  withQuery,
} = require("../src/lib/http");

test("redirect returns 303 and location", () => {
  const response = redirect("/app");
  assert.equal(response.status, 303);
  assert.equal(response.headers.location, "/app");
});

test("parseJSON throws on invalid payload", () => {
  assert.throws(() => parseJSON("{invalid}"), /invalid_json/);
});

test("parseFormUrlEncoded parses plus and percent encoding", () => {
  const body = "title=Hello+World&body=Line%201%0ALine%202";
  const parsed = parseFormUrlEncoded(body);
  assert.equal(parsed.title, "Hello World");
  assert.equal(parsed.body, "Line 1\nLine 2");
});

test("withQuery appends query params", () => {
  assert.equal(withQuery("/login", { returnTo: "/audio/1", flash: "done" }), "/login?returnTo=%2Faudio%2F1&flash=done");
});