| import { RuleTester as ESLintTesterV8 } from 'eslint-v8' | |
| import { RuleTester as ESLintTesterV9 } from 'eslint' | |
| import { rules } from '@next/eslint-plugin-next' | |
| const NextESLintRule = rules['no-script-component-in-head'] | |
| const message = | |
| '`next/script` should not be used in `next/head` component. Move `<Script />` outside of `<Head>` instead. See: https://nextjs.org/docs/messages/no-script-component-in-head' | |
| const tests = { | |
| valid: [ | |
| `import Script from "next/script"; | |
| const Head = ({children}) => children | |
| export default function Index() { | |
| return ( | |
| <Head> | |
| <Script></Script> | |
| </Head> | |
| ); | |
| } | |
| `, | |
| ], | |
| invalid: [ | |
| { | |
| code: ` | |
| import Head from "next/head"; | |
| import Script from "next/script"; | |
| export default function Index() { | |
| return ( | |
| <Head> | |
| <Script></Script> | |
| </Head> | |
| ); | |
| }`, | |
| filename: 'pages/index.js', | |
| errors: [{ message }], | |
| }, | |
| ], | |
| } | |
| describe('no-script-component-in-head', () => { | |
| 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) | |
| }) | |