rsnext/test/unit/eslint-plugin-next/no-before-interactive-script-outside-document.test.ts
Balázs Orbán 73b473991c
chore: add build step to eslint-plugin-next (#38647)
Follow-up on https://github.com/vercel/next.js/pull/38534#pullrequestreview-1035020450

This lets us use modern JS/TS syntax in ESLint rules and avoid issues like #38530 and #36693

## Bug

- [ ] Related issues linked using `fixes #number`
- [ ] Integration tests added
- [ ] Errors have helpful link attached, see `contributing.md`

## Feature

- [ ] Implements an existing feature request or RFC. Make sure the feature request has been accepted for implementation before opening a PR.
- [ ] Related issues linked using `fixes #number`
- [ ] Integration tests added
- [ ] Documentation added
- [ ] Telemetry added. In case of a feature if it's used or not.
- [ ] Errors have helpful link attached, see `contributing.md`

## Documentation / Examples

- [ ] Make sure the linting passes by running `pnpm lint`
- [ ] The examples guidelines are followed from [our contributing doc](https://github.com/vercel/next.js/blob/canary/contributing.md#adding-examples)


Co-authored-by: JJ Kasper <22380829+ijjk@users.noreply.github.com>
2022-09-30 01:37:59 +00:00

132 lines
3.5 KiB
TypeScript

import rule from '@next/eslint-plugin-next/dist/rules/no-before-interactive-script-outside-document'
import { RuleTester } from 'eslint'
;(RuleTester as any).setDefaultConfig({
parserOptions: {
ecmaVersion: 2018,
sourceType: 'module',
ecmaFeatures: {
modules: true,
jsx: true,
},
},
})
const ruleTester = new RuleTester()
ruleTester.run('no-before-interactive-script-outside-document', rule, {
valid: [
{
code: `
import Document, { Html, Main, NextScript } from 'next/document'
import Script from 'next/script'
class MyDocument extends Document {
render() {
return (
<Html>
<Head>
<meta charSet="utf-8" />
</Head>
<body>
<Main />
<NextScript />
<Script
id="scriptBeforeInteractive"
src="https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.20/lodash.min.js?a=scriptBeforeInteractive"
strategy="beforeInteractive"
></Script>
</body>
</Html>
)
}
}
export default MyDocument
`,
filename: 'pages/_document.js',
},
{
code: `
import Document, { Html, Main, NextScript } from 'next/document'
import ScriptComponent from 'next/script'
class MyDocument extends Document {
render() {
return (
<Html>
<Head>
<meta charSet="utf-8" />
</Head>
<body>
<Main />
<NextScript />
<ScriptComponent
id="scriptBeforeInteractive"
src="https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.20/lodash.min.js?a=scriptBeforeInteractive"
strategy="beforeInteractive"
></ScriptComponent>
</body>
</Html>
)
}
}
export default MyDocument
`,
filename: 'pages/_document.tsx',
},
{
code: `
import Document, { Html, Main, NextScript } from 'next/document'
import ScriptComponent from 'next/script'
class MyDocument extends Document {
render() {
return (
<Html>
<Head>
<meta charSet="utf-8" />
</Head>
<body>
<Main />
<NextScript />
<ScriptComponent
id="scriptBeforeInteractive"
src="https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.20/lodash.min.js?a=scriptBeforeInteractive"
></ScriptComponent>
</body>
</Html>
)
}
}
export default MyDocument
`,
filename: 'pages/_document.tsx',
},
],
invalid: [
{
code: `
import Head from "next/head";
import Script from "next/script";
export default function Index() {
return (
<Script
id="scriptBeforeInteractive"
src="https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.20/lodash.min.js?a=scriptBeforeInteractive"
strategy="beforeInteractive"
></Script>
);
}`,
filename: 'pages/index.js',
errors: [
{
message:
"`next/script`'s `beforeInteractive` strategy should not be used outside of `pages/_document.js`. See: https://nextjs.org/docs/messages/no-before-interactive-script-outside-document",
},
],
},
],
})