| import { RuleTester as ESLintTesterV8 } from 'eslint-v8' | |
| import { RuleTester as ESLintTesterV9 } from 'eslint' | |
| import { rules } from '@next/eslint-plugin-next' | |
| const NextESLintRule = rules['no-document-import-in-page'] | |
| const tests = { | |
| valid: [ | |
| { | |
| code: `import Document from "next/document" | |
| export default class MyDocument extends Document { | |
| render() { | |
| return ( | |
| <Html> | |
| </Html> | |
| ); | |
| } | |
| } | |
| `, | |
| filename: 'pages/_document.js', | |
| }, | |
| { | |
| code: `import Document from "next/document" | |
| export default class MyDocument extends Document { | |
| render() { | |
| return ( | |
| <Html> | |
| </Html> | |
| ); | |
| } | |
| } | |
| `, | |
| filename: 'pages/_document.page.tsx', | |
| }, | |
| { | |
| code: `import NDocument from "next/document" | |
| export default class Document extends NDocument { | |
| render() { | |
| return ( | |
| <Html> | |
| </Html> | |
| ); | |
| } | |
| } | |
| `, | |
| filename: 'pages/_document/index.js', | |
| }, | |
| { | |
| code: `import NDocument from "next/document" | |
| export default class Document extends NDocument { | |
| render() { | |
| return ( | |
| <Html> | |
| </Html> | |
| ); | |
| } | |
| } | |
| `, | |
| filename: 'pages/_document/index.tsx', | |
| }, | |
| { | |
| code: `import Document from "next/document" | |
| export default class MyDocument extends Document { | |
| render() { | |
| return ( | |
| <Html> | |
| </Html> | |
| ); | |
| } | |
| } | |
| `, | |
| filename: 'pagesapp/src/pages/_document.js', | |
| }, | |
| ], | |
| invalid: [ | |
| { | |
| code: `import Document from "next/document" | |
| export const Test = () => <p>Test</p> | |
| `, | |
| filename: 'components/test.js', | |
| errors: [ | |
| { | |
| message: | |
| '`<Document />` from `next/document` should not be imported outside of `pages/_document.js`. See: https://nextjs.org/docs/messages/no-document-import-in-page', | |
| type: 'ImportDeclaration', | |
| }, | |
| ], | |
| }, | |
| { | |
| code: `import Document from "next/document" | |
| export const Test = () => <p>Test</p> | |
| `, | |
| filename: 'pages/test.js', | |
| errors: [ | |
| { | |
| message: | |
| '`<Document />` from `next/document` should not be imported outside of `pages/_document.js`. See: https://nextjs.org/docs/messages/no-document-import-in-page', | |
| type: 'ImportDeclaration', | |
| }, | |
| ], | |
| }, | |
| ], | |
| } | |
| describe('no-document-import-in-page', () => { | |
| new ESLintTesterV8({ | |
| parserOptions: { | |
| ecmaVersion: 2018, | |
| sourceType: 'module', | |
| ecmaFeatures: { | |
| modules: true, | |
| jsx: true, | |
| }, | |
| }, | |
| }).run('eslint-v8', NextESLintRule, tests) | |
| new ESLintTesterV9({ | |
| languageOptions: { | |
| ecmaVersion: 2018, | |
| sourceType: 'module', | |
| parserOptions: { | |
| ecmaFeatures: { | |
| modules: true, | |
| jsx: true, | |
| }, | |
| }, | |
| }, | |
| }).run('eslint-v9', NextESLintRule, tests) | |
| }) | |