import {
  describe,
  expect,
  it
} from 'vitest';
import { shouldRegisterDisplayMediaHandler } from './display-media-handler.rules';

describe('shouldRegisterDisplayMediaHandler', () => {
  it('registers once for platforms that need a fallback picker', () => {
    expect(shouldRegisterDisplayMediaHandler('linux', false)).toBe(true);
    expect(shouldRegisterDisplayMediaHandler('win32', false)).toBe(true);
  });

  it('does not re-register on window recreation', () => {
    expect(shouldRegisterDisplayMediaHandler('linux', true)).toBe(false);
    expect(shouldRegisterDisplayMediaHandler('win32', true)).toBe(false);
  });

  it('never registers on platforms with a native picker', () => {
    expect(shouldRegisterDisplayMediaHandler('darwin', false)).toBe(false);
  });
});