// The file an address names open on the Files page: the player's key wins over the viewer's, and only a
// real row id opens anything — a fractional, zero, negative or garbled one would look up a row that
// cannot exist and say the file is gone.
import { describe, expect, it } from "vitest";
import { openFileFrom } from "./filesUrlState";

const from = (q: string) => openFileFrom(new URLSearchParams(q));

describe("openFileFrom", () => {
  it("reads the viewer's and the player's file", () => {
    expect(from("fview=3")).toEqual({ open: "view", id: 3 });
    expect(from("fplay=4")).toEqual({ open: "play", id: 4 });
    expect(from("fview=3&fplay=4")).toEqual({ open: "play", id: 4 });
  });

  it("opens nothing for an id that is not a positive integer", () => {
    for (const raw of ["1.5", "0", "-2", "abc", ""]) expect(from(`fview=${raw}`)).toBeNull();
    expect(from("q=x")).toBeNull();
  });
});