import { describe, expect, it } from "vitest";
import { PageNotFoundError } from "./page";
import { InputParseError } from "./common";

describe("PageNotFoundError", () => {
  it("uses the default message when none is given", () => {
    const err = new PageNotFoundError();
    expect(err).toBeInstanceOf(Error);
    expect(err.message).toBe("Page not found");
  });

  it("uses a custom message when provided", () => {
    const err = new PageNotFoundError("could not find page /about");
    expect(err.message).toBe("could not find page /about");
  });
});

describe("InputParseError", () => {
  it("is an instance of Error with the given message", () => {
    const err = new InputParseError("invalid input");
    expect(err).toBeInstanceOf(Error);
    expect(err.message).toBe("invalid input");
  });
});
