storybook/docs/snippets/svelte/documentscreen-story-msw-graphql-query.ts-4-9.mdx

```ts
// YourPage.stories.ts

import type { Meta, StoryObj } from '@storybook/svelte';

import { graphql } from 'msw';

import DocumentScreen from './YourPage.svelte';
import MockApolloWrapperClient from './MockApolloWrapperClient.svelte';

const meta = {
  component: DocumentScreen,
  decorators: [() => MockApolloWrapperClient],
} satisfies Meta<typeof DocumentScreen>;

export default meta;
type Story = StoryObj<typeof meta>;

//👇The mocked data that will be used in the story
const TestData = {
  user: {
    userID: 1,
    name: 'Someone',
  },
  document: {
    id: 1,
    userID: 1,
    title: 'Something',
    brief: 'Lorem ipsum dolor sit amet, consectetur adipiscing elit.',
    status: 'approved',
  },
  subdocuments: [
    {
      id: 1,
      userID: 1,
      title: 'Something',
      content:
        'Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.',
      status: 'approved',
    },
  ],
};

export const MockedSuccess: Story = {
  parameters: {
    msw: [
      graphql.query('AllInfoQuery', (req, res, ctx) => {
        return res(ctx.data(TestData));
      }),
    ],
  },
};

export const MockedError: Story = {
  parameters: {
    msw: [
      graphql.query('AllInfoQuery', (req, res, ctx) => {
        return res(
          ctx.delay(800),
          ctx.errors([
            {
              message: 'Access denied',
            },
          ]),
        );
      }),
    ],
  },
};
```