vant/test/unit/specs/toast.spec.js

import Toast from 'packages/toast';
import { mount } from 'avoriaz';

describe('Toast', () => {
  it('create simple toast', () => {
    Toast('a message');
    var toast = document.querySelector('.zan-toast');

    expect(toast).not.to.be.underfined;

    setTimeout(() => {
      expect(toast.hidden).to.be.true;
    }, 301);
  });

  it('create loading toast', () => {
    Toast.loading('');
    var toast = document.querySelector('.zan-toast');

    expect(toast).not.to.be.underfined;

    setTimeout(() => {
      expect(toast.hidden).to.be.true;
    }, 301);
  });
  it('create loading toast', () => {
    Toast.success('');
    var toast = document.querySelector('.zan-toast');

    expect(toast).not.to.be.underfined;

    setTimeout(() => {
      expect(toast.hidden).to.be.true;
    }, 301);
  });
});