/**
 * Slug determinism tests. The slug is a URL-safe secondary key on the
 * `rides` table — same name must always produce the same slug.
 *
 * Run with: npm test
 */

import { test } from "node:test";
import assert from "node:assert/strict";
import { slugifyRideName } from "../lib/ride-slug";

const CASES: [name: string, expected: string][] = [
  ["Goliath", "goliath"],
  ["X²", "x"],
  ["Lex Luthor: Drop of Doom", "lex-luthor-drop-of-doom"],
  ["Catwoman's Whip", "catwoman-s-whip"],
  ["Façade", "facade"],
  ["Le Monstre", "le-monstre"],
  ["Batman™ The Ride", "batman-the-ride"],
  ["THE RIDDLER's Revenge", "the-riddler-s-revenge"],
  ["Joker y Harley Quinn", "joker-y-harley-quinn"],
  ["Apocalypse  the  Ride", "apocalypse-the-ride"],
  ["  Leading and trailing  ", "leading-and-trailing"],
  ["123 Numeric", "123-numeric"],
  ["!!!", ""],
];

for (const [name, expected] of CASES) {
  test(`slugify "${name}" → "${expected}"`, () => {
    assert.equal(slugifyRideName(name), expected);
  });
}

test("slug is idempotent — slugifying the result yields the same value", () => {
  for (const [name] of CASES) {
    const once = slugifyRideName(name);
    if (once === "") continue;
    assert.equal(slugifyRideName(once), once, `Expected idempotent slug for "${name}"`);
  }
});

test("same name always produces the same slug", () => {
  const name = "Twisted Cyclone";
  assert.equal(slugifyRideName(name), slugifyRideName(name));
});