import { describe, it, expect } from "vitest";
import { isNotFoundError } from "../errors.js";

describe("isNotFoundError", () => {
  it("returns true for AppView 404 error", () => {
    const error = new Error("AppView API error: 404 Not Found");
    expect(isNotFoundError(error)).toBe(true);
  });

  it("returns false for AppView 500 error", () => {
    const error = new Error("AppView API error: 500 Internal Server Error");
    expect(isNotFoundError(error)).toBe(false);
  });

  it("returns false for network error", () => {
    const error = new Error("AppView network error: fetch failed");
    expect(isNotFoundError(error)).toBe(false);
  });

  it("returns false for non-Error values", () => {
    expect(isNotFoundError("not found")).toBe(false);
    expect(isNotFoundError(null)).toBe(false);
    expect(isNotFoundError(404)).toBe(false);
  });
});