web/core/emitter/test/plugins/cross.test.ts

import { describe, it, expect } from 'vitest'
import EmitCross from '../../lib/core/emit/plugins/customEvent'

describe('EmitCross', () => {
  it('EmitCross should inject plugin', () => {
    const plugin = new EmitCross().usePlugin()
    expect(typeof plugin).toBe('object')
    expect(typeof plugin.use).toBe('function')
    expect(typeof plugin.emit).toBe('function')
  })
})