/* eslint-env jest */ import { createSandbox } from 'development-sandbox' import { FileRef, nextTestSetup } from 'e2e-utils' import { getToastErrorCount, retry } from 'next-test-utils' import path from 'path' import { outdent } from 'outdent' describe('ReactRefreshLogBox app', () => { const { next, isTurbopack } = nextTestSetup({ files: new FileRef(path.join(__dirname, 'fixtures', 'default-template')), skipStart: true, patchFileDelay: 1000, }) test('should strip whitespace correctly with newline', async () => { await using sandbox = await createSandbox(next) const { browser, session } = sandbox await session.patch( 'index.js', outdent` export default function Page() { return ( <>

index page

{ throw new Error('idk') }}> click me ) } ` ) await browser.elementByCss('a').click() if (isTurbopack) { await expect(browser).toDisplayRedbox( `"Expected Redbox but found no visible one."` ) } else { await expect(browser).toDisplayRedbox( `"Expected Redbox but found no visible one."` ) } }) // https://github.com/pmmmwh/react-refresh-webpack-plugin/pull/3#issuecomment-554137807 test('module init error not shown', async () => { // Start here: await using sandbox = await createSandbox(next) const { browser, session } = sandbox // We start here. await session.patch( 'index.js', outdent` import * as React from 'react'; class ClassDefault extends React.Component { render() { return

Default Export

; } } export default ClassDefault; ` ) expect( await session.evaluate(() => document.querySelector('h1').textContent) ).toBe('Default Export') // Add a throw in module init phase: await session.patch( 'index.js', outdent` // top offset for snapshot import * as React from 'react'; throw new Error('no') class ClassDefault extends React.Component { render() { return

Default Export

; } } export default ClassDefault; ` ) if (isTurbopack) { await expect(browser).toDisplayRedbox(` { "description": "no", "environmentLabel": null, "label": "Runtime Error", "source": "index.js (3:7) @ [project]/index.js [app-client] (ecmascript) > 3 | throw new Error('no') | ^", "stack": [ "[project]/index.js [app-client] (ecmascript) index.js (3:7)", "[project]/app/page.js [app-client] (ecmascript) app/page.js (2:1)", ], } `) } else { await expect(browser).toDisplayRedbox(` [ { "description": "no", "environmentLabel": null, "label": "Runtime Error", "source": "index.js (3:7) @ eval > 3 | throw new Error('no') | ^", "stack": [ "eval index.js (3:7)", "", "eval ./app/page.js", "", ], }, { "description": "no", "environmentLabel": null, "label": "Runtime Error", "source": "index.js (3:7) @ eval > 3 | throw new Error('no') | ^", "stack": [ "eval index.js (3:7)", "", "eval ./app/page.js", "", ], }, ] `) } }) // https://github.com/pmmmwh/react-refresh-webpack-plugin/pull/3#issuecomment-554152127 test('boundaries', async () => { await using sandbox = await createSandbox(next) const { browser, session } = sandbox await session.write( 'FunctionDefault.js', outdent` export default function FunctionDefault() { return

hello

} ` ) await session.patch( 'index.js', outdent` import FunctionDefault from './FunctionDefault.js' import * as React from 'react' class ErrorBoundary extends React.Component { constructor() { super() this.state = { hasError: false, error: null }; } static getDerivedStateFromError(error) { return { hasError: true, error }; } render() { if (this.state.hasError) { return this.props.fallback; } return this.props.children; } } function App() { return ( error}> ); } export default App; ` ) expect( await session.evaluate(() => document.querySelector('h2').textContent) ).toBe('hello') await session.write( 'FunctionDefault.js', `export default function FunctionDefault() { throw new Error('no'); }` ) if (isTurbopack) { await expect(browser).toDisplayRedbox( `"Expected Redbox but found no visible one."` ) } else { await expect(browser).toDisplayRedbox( `"Expected Redbox but found no visible one."` ) } }) // TODO: investigate why this fails when running outside of the Next.js // monorepo e.g. fails when using pnpm create next-app // https://github.com/vercel/next.js/pull/23203 test.skip('internal package errors', async () => { await using sandbox = await createSandbox(next) const { browser, session } = sandbox // Make a react build-time error. await session.patch( 'index.js', outdent` export default function FunctionNamed() { return
{{}}
} ` ) await expect(browser).toDisplayRedbox() }) test('unterminated JSX', async () => { await using sandbox = await createSandbox(next) const { browser, session } = sandbox await session.patch( 'index.js', outdent` export default () => { return (

lol

) } ` ) await session.assertNoRedbox() await session.patch( 'index.js', outdent` export default () => { return (

lol

div ) } ` ) if (isTurbopack) { await expect(browser).toDisplayRedbox(` { "description": "Parsing ecmascript source code failed", "environmentLabel": null, "label": "Build Error", "source": "./index.js (7:1) Parsing ecmascript source code failed > 7 | } | ^", "stack": [], } `) } else { await expect(browser).toDisplayRedbox(` { "description": " x Unexpected token. Did you mean \`{'}'}\` or \`}\`?", "environmentLabel": null, "label": "Build Error", "source": "./index.js Error: x Unexpected token. Did you mean \`{'}'}\` or \`}\`? ,-[7:1] 4 |

lol

5 | div 6 | ) 7 | } : ^ \`---- x Unexpected eof ,-[7:1] 4 |

lol

5 | div 6 | ) 7 | } \`---- Caused by: Syntax Error Import trace for requested module: ./index.js ./app/page.js", "stack": [], } `) } }) // Module trace is only available with webpack 5 test('conversion to class component (1)', async () => { await using sandbox = await createSandbox(next) const { browser, session } = sandbox await session.write( 'Child.js', outdent` export default function ClickCount() { return

hello

} ` ) await session.patch( 'index.js', outdent` import Child from './Child'; export default function Home() { return (
) } ` ) await session.assertNoRedbox() expect( await session.evaluate(() => document.querySelector('p').textContent) ).toBe('hello') await session.patch( 'Child.js', outdent` import { Component } from 'react'; export default class ClickCount extends Component { render() { throw new Error() } } ` ) if (isTurbopack) { // TODO(veil): Turbopack is flaky. Possibly related to https://linear.app/vercel/issue/NDX-920/turbopack-errors-after-hmr-have-no-stacktraces-in-affected-chunks // Should use `await expect(browser).toDisplayRedbox()` await session.assertHasRedbox() } else { await expect(browser).toDisplayRedbox(` { "description": "", "environmentLabel": null, "label": "Runtime Error", "source": "Child.js (4:11) @ ClickCount.render > 4 | throw new Error() | ^", "stack": [ "ClickCount.render Child.js (4:11)", "Home index.js (6:7)", "Page app/page.js (4:10)", ], } `) } await session.patch( 'Child.js', outdent` import { Component } from 'react'; export default class ClickCount extends Component { render() { return

hello new

} } ` ) await session.assertNoRedbox() expect( await session.evaluate(() => document.querySelector('p').textContent) ).toBe('hello new') }) test('css syntax errors', async () => { await using sandbox = await createSandbox(next) const { browser, session } = sandbox await session.write('index.module.css', `.button {}`) await session.patch( 'index.js', outdent` import './index.module.css'; export default () => { return (

lol

) } ` ) await session.assertNoRedbox() await session.patch('index.module.css', `.button`) if (isTurbopack) { await expect(browser).toDisplayRedbox(` { "description": "Parsing css source code failed", "environmentLabel": null, "label": "Build Error", "source": "./index.module.css (1:9) Parsing css source code failed > 1 | .button | ^", "stack": [], } `) } else { await expect({ browser, next }).toDisplayRedbox(` { "description": "Syntax error: /index.module.css Unknown word", "environmentLabel": null, "label": "Build Error", "source": "./index.module.css (1:1) Syntax error: /index.module.css Unknown word > 1 | .button | ^", "stack": [], } `) } // Checks for selectors that can't be prefixed. // Selector "button" is not pure (pure selectors must contain at least one local class or id) await session.patch('index.module.css', `button {}`) if (isTurbopack) { await expect(browser).toDisplayRedbox(` { "description": "Parsing css source code failed", "environmentLabel": null, "label": "Build Error", "source": "./index.module.css Parsing css source code failed Selector "button" is not pure. Pure selectors must contain at least one local class or id. Import traces: Client Component Browser: ./index.module.css [Client Component Browser] ./index.js [Client Component Browser] ./app/page.js [Client Component Browser] ./app/page.js [Server Component] Client Component SSR: ./index.module.css [Client Component SSR] ./index.js [Client Component SSR] ./app/page.js [Client Component SSR] ./app/page.js [Server Component]", "stack": [], } `) } else { await expect(browser).toDisplayRedbox(` { "description": "Syntax error: Selector "button" is not pure (pure selectors must contain at least one local class or id)", "environmentLabel": null, "label": "Build Error", "source": "./index.module.css (1:1) Syntax error: Selector "button" is not pure (pure selectors must contain at least one local class or id) > 1 | button {} | ^", "stack": [], } `) } }) it('logbox: anchors links in error messages', async () => { await using sandbox = await createSandbox(next) const { browser, session } = sandbox await session.patch( 'index.js', outdent` import { useCallback } from 'react' export default function Index() { const boom = useCallback(() => { throw new Error('end https://nextjs.org') }, []) return (
) } ` ) await browser.elementByCss('button').click() // TODO(veil): Why Owner Stack location different? if (isTurbopack) { await expect(browser).toDisplayCollapsedRedbox(` { "description": "end https://nextjs.org", "environmentLabel": null, "label": "Runtime Error", "source": "index.js (5:11) @ Index.useCallback[boom] > 5 | throw new Error('end https://nextjs.org') | ^", "stack": [ "Index.useCallback[boom] index.js (5:11)", "button ", "Index index.js (9:7)", "Page index.js (9:30)", ], } `) } else { await expect(browser).toDisplayCollapsedRedbox(` { "description": "end https://nextjs.org", "environmentLabel": null, "label": "Runtime Error", "source": "index.js (5:11) @ Index.useCallback[boom] > 5 | throw new Error('end https://nextjs.org') | ^", "stack": [ "Index.useCallback[boom] index.js (5:11)", "button ", "Index index.js (9:7)", "Page app/page.js (4:10)", ], } `) } expect( await session.evaluate( () => document .querySelector('body nextjs-portal') .shadowRoot.querySelectorAll('#nextjs__container_errors_desc a') .length ) ).toBe(1) expect( await session.evaluate( () => ( document .querySelector('body nextjs-portal') .shadowRoot.querySelector( '#nextjs__container_errors_desc a:nth-of-type(1)' ) as any ).href ) ).toMatchInlineSnapshot(`"https://nextjs.org/"`) await session.patch( 'index.js', outdent` import { useCallback } from 'react' export default function Index() { const boom = useCallback(() => { throw new Error('https://nextjs.org start') }, []) return (
) } ` ) await browser.elementByCss('button').click() // TODO(veil): Why Owner Stack location different? if (isTurbopack) { await expect(browser).toDisplayRedbox(` { "description": "https://nextjs.org start", "environmentLabel": null, "label": "Runtime Error", "source": "index.js (5:11) @ Index.useCallback[boom] > 5 | throw new Error('https://nextjs.org start') | ^", "stack": [ "Index.useCallback[boom] index.js (5:11)", "button ", "Index index.js (9:7)", "Page index.js (9:30)", ], } `) } else { await expect(browser).toDisplayRedbox(` { "description": "https://nextjs.org start", "environmentLabel": null, "label": "Runtime Error", "source": "index.js (5:11) @ Index.useCallback[boom] > 5 | throw new Error('https://nextjs.org start') | ^", "stack": [ "Index.useCallback[boom] index.js (5:11)", "button ", "Index index.js (9:7)", "Page app/page.js (4:10)", ], } `) } expect( await session.evaluate( () => document .querySelector('body nextjs-portal') .shadowRoot.querySelectorAll('#nextjs__container_errors_desc a') .length ) ).toBe(1) expect( await session.evaluate( () => ( document .querySelector('body nextjs-portal') .shadowRoot.querySelector( '#nextjs__container_errors_desc a:nth-of-type(1)' ) as any ).href ) ).toMatchInlineSnapshot(`"https://nextjs.org/"`) await session.patch( 'index.js', outdent` import { useCallback } from 'react' export default function Index() { const boom = useCallback(() => { throw new Error('middle https://nextjs.org end') }, []) return (
) } ` ) await browser.elementByCss('button').click() // TODO(veil): Why Owner Stack location different? if (isTurbopack) { await expect(browser).toDisplayRedbox(` { "description": "middle https://nextjs.org end", "environmentLabel": null, "label": "Runtime Error", "source": "index.js (5:11) @ Index.useCallback[boom] > 5 | throw new Error('middle https://nextjs.org end') | ^", "stack": [ "Index.useCallback[boom] index.js (5:11)", "button ", "Index index.js (9:7)", "Page index.js (9:30)", ], } `) } else { await expect(browser).toDisplayRedbox(` { "description": "middle https://nextjs.org end", "environmentLabel": null, "label": "Runtime Error", "source": "index.js (5:11) @ Index.useCallback[boom] > 5 | throw new Error('middle https://nextjs.org end') | ^", "stack": [ "Index.useCallback[boom] index.js (5:11)", "button ", "Index index.js (9:7)", "Page app/page.js (4:10)", ], } `) } expect( await session.evaluate( () => document .querySelector('body nextjs-portal') .shadowRoot.querySelectorAll('#nextjs__container_errors_desc a') .length ) ).toBe(1) expect( await session.evaluate( () => ( document .querySelector('body nextjs-portal') .shadowRoot.querySelector( '#nextjs__container_errors_desc a:nth-of-type(1)' ) as any ).href ) ).toMatchInlineSnapshot(`"https://nextjs.org/"`) await session.patch( 'index.js', outdent` import { useCallback } from 'react' export default function Index() { const boom = useCallback(() => { throw new Error('multiple https://nextjs.org links http://example.com') }, []) return (
) } ` ) await browser.elementByCss('button').click() // TODO(veil): Why Owner Stack location different? if (isTurbopack) { await expect(browser).toDisplayRedbox(` { "description": "multiple https://nextjs.org links http://example.com", "environmentLabel": null, "label": "Runtime Error", "source": "index.js (5:11) @ Index.useCallback[boom] > 5 | throw new Error('multiple https://nextjs.org links http://example.com') | ^", "stack": [ "Index.useCallback[boom] index.js (5:11)", "button ", "Index index.js (9:7)", "Page index.js (9:30)", ], } `) } else { await expect(browser).toDisplayRedbox(` { "description": "multiple https://nextjs.org links http://example.com", "environmentLabel": null, "label": "Runtime Error", "source": "index.js (5:11) @ Index.useCallback[boom] > 5 | throw new Error('multiple https://nextjs.org links http://example.com') | ^", "stack": [ "Index.useCallback[boom] index.js (5:11)", "button ", "Index index.js (9:7)", "Page app/page.js (4:10)", ], } `) } // Do not highlight example.com but do highlight nextjs.org expect( await session.evaluate( () => document .querySelector('body nextjs-portal') .shadowRoot.querySelectorAll('#nextjs__container_errors_desc a') .length ) ).toBe(1) expect( await session.evaluate( () => ( document .querySelector('body nextjs-portal') .shadowRoot.querySelector( '#nextjs__container_errors_desc a:nth-of-type(1)' ) as any ).href ) ).toMatchInlineSnapshot(`"https://nextjs.org/"`) expect( await session.evaluate( () => ( document .querySelector('body nextjs-portal') .shadowRoot.querySelector( '#nextjs__container_errors_desc a:nth-of-type(2)' ) as any ).href ) ).toBe(null) }) // TODO-APP: Catch errors that happen before useEffect test.skip('non-Error errors are handled properly', async () => { await using sandbox = await createSandbox(next) const { browser, session } = sandbox await session.patch( 'index.js', outdent` export default () => { throw {'a': 1, 'b': 'x'}; return (
hello
) } ` ) await expect(browser).toDisplayRedbox() // fix previous error await session.patch( 'index.js', outdent` export default () => { return (
hello
) } ` ) await session.assertNoRedbox() await session.patch( 'index.js', outdent` class Hello {} export default () => { throw Hello return (
hello
) } ` ) await expect(browser).toDisplayRedbox() // fix previous error await session.patch( 'index.js', outdent` export default () => { return (
hello
) } ` ) await session.assertNoRedbox() await session.patch( 'index.js', outdent` export default () => { throw "string error" return (
hello
) } ` ) await expect(browser).toDisplayRedbox() // fix previous error await session.patch( 'index.js', outdent` export default () => { return (
hello
) } ` ) await session.assertNoRedbox() await session.patch( 'index.js', outdent` export default () => { throw null return (
hello
) } ` ) await expect(browser).toDisplayRedbox() }) test('Should not show __webpack_exports__ when exporting anonymous arrow function', async () => { await using sandbox = await createSandbox(next) const { browser, session } = sandbox await session.patch( 'index.js', outdent` export default () => { if (typeof window !== 'undefined') { throw new Error('test') } return null } ` ) if (isTurbopack) { // : https://linear.app/vercel/issue/NDX-920/ await expect(browser).toDisplayRedbox(` { "description": "test", "environmentLabel": null, "label": "Runtime Error", "source": "index.js (3:11) @ {default export} > 3 | throw new Error('test') | ^", "stack": [ "{default export} index.js (3:11)", "", "", "Page app/page.js (2:1)", ], } `) } else { await expect(browser).toDisplayRedbox(` { "description": "test", "environmentLabel": null, "label": "Runtime Error", "source": "index.js (3:11) @ default > 3 | throw new Error('test') | ^", "stack": [ "default index.js (3:11)", "Page app/page.js (4:10)", ], } `) } }) test('Unhandled errors and rejections opens up in the minimized state', async () => { await using sandbox = await createSandbox(next) const { session, browser } = sandbox const file = outdent` export default function Index() { // setTimeout(() => { throw new Error('Unhandled error') }, 0) setTimeout(() => { Promise.reject(new Error('Undhandled rejection')) }, 0) return ( <> ) } ` await session.patch('index.js', file) // Unhandled error and rejection in setTimeout await retry(async () => { expect(await getToastErrorCount(browser)).toBe(2) }) // Unhandled error in event handler await browser.elementById('unhandled-error').click() await retry(async () => { expect(await getToastErrorCount(browser)).toBe(3) }) // Unhandled rejection in event handler await browser.elementById('unhandled-rejection').click() await retry(async () => { expect(await getToastErrorCount(browser)).toBe(4) }) await session.assertNoRedbox() // Add Component error await session.patch( 'index.js', file.replace( '//', "if (typeof window !== 'undefined') throw new Error('Component error')" ) ) // Render error should "win" and show up in fullscreen // TODO(veil): Why Owner Stack location different? if (isTurbopack) { // : https://linear.app/vercel/issue/NDX-920/ await expect(browser).toDisplayRedbox(` { "description": "Component error", "environmentLabel": null, "label": "Runtime Error", "source": "index.js (2:44) @ Index > 2 | if (typeof window !== 'undefined') throw new Error('Component error') | ^", "stack": [ "Index index.js (2:44)", "", "", "Page index.js (16:8)", ], } `) } else { await expect(browser).toDisplayRedbox(` { "description": "Component error", "environmentLabel": null, "label": "Runtime Error", "source": "index.js (2:44) @ Index > 2 | if (typeof window !== 'undefined') throw new Error('Component error') | ^", "stack": [ "Index index.js (2:44)", "Page app/page.js (4:10)", ], } `) } }) test('Call stack for client error', async () => { await using sandbox = await createSandbox( next, new Map([ [ 'app/page.js', outdent` 'use client' export default function Page() { if (typeof window !== 'undefined') { throw new Error('Client error') } return null } `, ], ]) ) const { browser } = sandbox await expect(browser).toDisplayRedbox(` { "description": "Client error", "environmentLabel": null, "label": "Runtime Error", "source": "app/page.js (4:11) @ Page > 4 | throw new Error('Client error') | ^", "stack": [ "Page app/page.js (4:11)", ], } `) }) test('Call stack for server error', async () => { await using sandbox = await createSandbox( next, new Map([ [ 'app/page.js', outdent` export default function Page() { throw new Error('Server error') } `, ], ]) ) const { browser } = sandbox await expect(browser).toDisplayRedbox(` { "description": "Server error", "environmentLabel": "Server", "label": "Runtime Error", "source": "app/page.js (2:9) @ Page > 2 | throw new Error('Server error') | ^", "stack": [ "Page app/page.js (2:9)", ], } `) }) test('should hide unrelated frames in stack trace with unknown anonymous calls', async () => { await using sandbox = await createSandbox( next, new Map([ [ 'app/page.js', outdent` export default function Page() { try { (function() { throw new Error("This is an error from an anonymous function"); })(); } catch (e) { throw e } } `, ], ]) ) const { browser } = sandbox // TODO(veil): Turbopack uses correct name // TODO(veil): Column of 2nd frame should be 7 await expect(browser).toDisplayRedbox(` { "description": "This is an error from an anonymous function", "environmentLabel": "Server", "label": "Runtime Error", "source": "app/page.js (4:13) @ ${isTurbopack ? '' : 'eval'} > 4 | throw new Error("This is an error from an anonymous function"); | ^", "stack": [ "${isTurbopack ? '' : 'eval'} app/page.js (4:13)", "Page app/page.js (5:${isTurbopack ? '6' : '5'})", ], } `) }) it('should hide unrelated frames in stack trace with nodejs internal calls', async () => { await using sandbox = await createSandbox( next, new Map([ [ 'app/page.js', // Node.js will throw an error about the invalid URL since this is a server component outdent` export default function Page() { new URL("/", "invalid"); }`, ], ]) ) const { browser } = sandbox await expect(browser).toDisplayRedbox(` { "description": "Invalid URL", "environmentLabel": "Server", "label": "Runtime TypeError", "source": "app/page.js (2:3) @ Page > 2 | new URL("/", "invalid"); | ^", "stack": [ "Page app/page.js (2:3)", ], } `) }) test('Server component errors should open up in fullscreen', async () => { await using sandbox = await createSandbox( next, new Map([ // Start with error [ 'app/page.js', outdent` export default function Page() { throw new Error('Server component error') return

Hello world

} `, ], ]) ) const { session, browser } = sandbox await expect(browser).toDisplayRedbox( ` { "description": "Server component error", "environmentLabel": "Server", "label": "", "source": "app/page.js (2:9) @ Page > 2 | throw new Error('Server component error') | ^", "stack": [ "Page app/page.js (2:9)", ], } `, // FIXME: `label` is flaking between "Runtime Error" and "Recoverable Error" { label: false } ) // Remove error await session.patch( 'app/page.js', outdent` export default function Page() { return

Hello world

} ` ) expect(await browser.waitForElementByCss('#text').text()).toBe( 'Hello world' ) await session.assertNoRedbox() // Re-add error await session.patch( 'app/page.js', outdent` export default function Page() { throw new Error('Server component error!') return

Hello world

} ` ) await expect(browser).toDisplayRedbox( ` { "description": "Server component error!", "environmentLabel": "Server", "label": "", "source": "app/page.js (2:9) @ Page > 2 | throw new Error('Server component error!') | ^", "stack": [ "Page app/page.js (2:9)", ], } `, // FIXME: `label` is flaking between "Runtime Error" and "Recoverable Error" { label: false } ) }) test('Import trace when module not found in layout', async () => { await using sandbox = await createSandbox( next, new Map([['app/module.js', `import "non-existing-module"`]]) ) const { browser, session } = sandbox await session.patch( 'app/layout.js', outdent` import "./module" export default function RootLayout({ children }) { return ( {children} ) } ` ) if (isTurbopack) { await expect(browser).toDisplayRedbox(` { "description": "Module not found: Can't resolve 'non-existing-module'", "environmentLabel": null, "label": "Build Error", "source": "./app/module.js (1:1) Module not found: Can't resolve 'non-existing-module' > 1 | import "non-existing-module" | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^", "stack": [], } `) } else { await expect(browser).toDisplayRedbox(` { "description": "Module not found: Can't resolve 'non-existing-module'", "environmentLabel": null, "label": "Build Error", "source": "./app/module.js (1:1) Module not found: Can't resolve 'non-existing-module' > 1 | import "non-existing-module" | ^", "stack": [], } `) } }) test("Can't resolve @import in CSS file", async () => { await using sandbox = await createSandbox( next, new Map([ ['app/styles1.css', '@import "./styles2.css"'], ['app/styles2.css', '@import "./boom.css"'], ]) ) const { browser, session } = sandbox await session.patch( 'app/layout.js', outdent` import "./styles1.css" export default function RootLayout({ children }) { return ( {children} ) } ` ) // Wait for patch to apply and new error to show. if (isTurbopack) { await expect(browser).toDisplayRedbox(` { "description": "Module not found: Can't resolve './boom.css'", "environmentLabel": null, "label": "Build Error", "source": "./app/styles2.css (1:2) Module not found: Can't resolve './boom.css' > 1 | @import "./boom.css" | ^", "stack": [], } `) } else { await expect(browser).toDisplayRedbox(` { "description": "Module not found: Can't resolve './boom.css'", "environmentLabel": null, "label": "Build Error", "source": "./app/styles2.css Module not found: Can't resolve './boom.css' https://nextjs.org/docs/messages/module-not-found Import trace for requested module: ./app/styles1.css", "stack": [], } `) } }) // TODO: The error overlay is not closed when restoring the working code. for (const type of ['server' /* , 'client' */]) { test(`${type} component can recover from error thrown in the module`, async () => { await using sandbox = await createSandbox(next, undefined, '/' + type) const { browser, session } = sandbox await next.patchFile('index.js', "throw new Error('module error')") await retry(async () => { // Should use `await expect(browser).toDisplayRedbox()` await session.assertHasRedbox() }) // TODO(veil): Turbopack is flaky. Possibly related to https://linear.app/vercel/issue/NDX-920/turbopack-errors-after-hmr-have-no-stacktraces-in-affected-chunks if (!isTurbopack) { await expect({ browser, next }).toDisplayRedbox(` { "description": "module error", "environmentLabel": null, "label": "Runtime Error", "source": "index.js (1:7) @ eval > 1 | throw new Error('module error') | ^", "stack": [ "eval index.js (1:7)", "", "eval ./app/server/page.js", "", ], } `) } await next.patchFile( 'index.js', 'export default function Page() {return

hello world

}' ) await session.assertNoRedbox() }) } test('Should show error location for server actions in client component', async () => { await using sandbox = await createSandbox( next, new Map([ [ 'app/actions.ts', `"use server"; export async function serverAction(a) { throw new Error("server action was here"); }`, ], [ 'app/page.js', `"use client"; import { serverAction } from "./actions"; export default function Home() { return ( <>
); }`, ], ]) ) const { browser } = sandbox await browser.elementByCss('#trigger-action').click() await expect(browser).toDisplayRedbox(` { "description": "server action was here", "environmentLabel": "Server", "label": "Runtime Error", "source": "app/actions.ts (4:9) @ serverAction > 4 | throw new Error("server action was here"); | ^", "stack": [ "serverAction app/actions.ts (4:9)", "form ", "Home app/page.js (7:7)", ], } `) }) test('Should show error location for server actions in server component', async () => { await using sandbox = await createSandbox( next, new Map([ [ 'app/actions.ts', `"use server"; export async function serverAction(a) { throw new Error("server action was here"); }`, ], [ 'app/page.js', `import { serverAction } from "./actions"; export default function Home() { return ( <>
); }`, ], ]) ) const { browser } = sandbox await browser.elementByCss('#trigger-action').click() await expect(browser).toDisplayRedbox(` { "description": "server action was here", "environmentLabel": "Server", "label": "Runtime Error", "source": "app/actions.ts (4:9) @ serverAction > 4 | throw new Error("server action was here"); | ^", "stack": [ "serverAction app/actions.ts (4:9)", "form ", "Home app/page.js (6:7)", ], } `) }) test('should collapse bundler internal stack frames', async () => { await using sandbox = await createSandbox( next, new Map([ [ 'app/utils.ts', `throw new Error('utils error') export function foo(){} `, ], [ 'app/page.js', `"use client"; import { foo } from "./utils"; export default function Home() { foo(); return "hello"; }`, ], ]) ) const { browser } = sandbox if (isTurbopack) { // FIXME: display the sourcemapped stack frames await expect(browser).toDisplayRedbox(` { "description": "utils error", "environmentLabel": null, "label": "Runtime Error", "source": "app/utils.ts (1:7) @ [project]/app/utils.ts [app-client] (ecmascript) > 1 | throw new Error('utils error') | ^", "stack": [ "[project]/app/utils.ts [app-client] (ecmascript) app/utils.ts (1:7)", "[project]/app/page.js [app-client] (ecmascript) app/page.js (2:1)", ], } `) } else { // FIXME: Webpack stack frames are not source mapped await expect(browser).toDisplayRedbox(` [ { "description": "utils error", "environmentLabel": null, "label": "Runtime Error", "source": "app/utils.ts (1:7) @ eval > 1 | throw new Error('utils error') | ^", "stack": [ "eval app/utils.ts (1:7)", "", "eval ./app/page.js", "", ], }, { "description": "utils error", "environmentLabel": null, "label": "Runtime Error", "source": "app/utils.ts (1:7) @ eval > 1 | throw new Error('utils error') | ^", "stack": [ "eval app/utils.ts (1:7)", "", "eval ./app/page.js", "", ], }, ] `) } }) })