import { expect, test } from "bun:test";

test("exists", () => {
  expect(typeof URL !== "undefined").toBe(true);
  expect(typeof URLSearchParams !== "undefined").toBe(true);
  expect(typeof DOMException !== "undefined").toBe(true);
  expect(typeof Event !== "undefined").toBe(true);
  expect(typeof EventTarget !== "undefined").toBe(true);
  expect(typeof AbortController !== "undefined").toBe(true);
  expect(typeof AbortSignal !== "undefined").toBe(true);
  expect(typeof CustomEvent !== "undefined").toBe(true);
  expect(typeof Headers !== "undefined").toBe(true);
  expect(typeof ErrorEvent !== "undefined").toBe(true);
  expect(typeof CloseEvent !== "undefined").toBe(true);
  expect(typeof MessageEvent !== "undefined").toBe(true);
  expect(typeof TextEncoder !== "undefined").toBe(true);
  expect(typeof WebSocket !== "undefined").toBe(true);
});

test("CloseEvent", () => {
  var event = new CloseEvent("close", { reason: "world" });
  expect(event.type).toBe("close");
  const target = new EventTarget();
  var called = false;
  target.addEventListener("close", ({ type, reason }) => {
    expect(type).toBe("close");
    expect(reason).toBe("world");
    called = true;
  });
  target.dispatchEvent(event);
  expect(called).toBe(true);
});

test("MessageEvent", () => {
  var event = new MessageEvent("message", { data: "world" });
  expect(event.type).toBe("message");
  const target = new EventTarget();
  var called = false;
  target.addEventListener("message", ({ type, data }) => {
    expect(type).toBe("message");
    expect(data).toBe("world");
    called = true;
  });
  target.dispatchEvent(event);
  expect(called).toBe(true);
});