```js
// MyComponent.stories.js

import { screen, userEvent, waitFor } from '@storybook/testing-library';

import MyComponent from './MyComponent.svelte';

export default {
  /* 👇 The title prop is optional.
   * See https://storybook.js.org/docs/7.0/svelte/configure/overview#configure-story-loading
   * to learn how to generate automatic titles
   */
  title: 'WithAsync',
  component: MyComponent,
};

/*
 *👇 Render functions are a framework specific feature to allow you control on how the component renders.
 * See https://storybook.js.org/docs/7.0/svelte/api/csf
 * to learn how to use render functions.
 */
export const ExampleAsyncStory = {
  render: (args) => ({
    component: MyComponent,
    props: args,
  }),
  play: async () => {
    const exampleElement = screen.getByLabelText('Username', {
      selector: 'input',
    });

    // The delay option set the ammount of milliseconds between characters being typed
    await userEvent.type(exampleElement, 'WrongInput', {
      delay: 100,
    });

    // See https://storybook.js.org/docs/7.0/svelte/essentials/actions#automatically-matching-args to learn how to setup logging in the Actions panel
    const Submit = screen.getByRole('button');
    await userEvent.click(Submit);

    await waitFor(async () => {
      await userEvent.hover(screen.getByTestId('error'));
    });
  },
};
```