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| /* eslint-env jest */ | |
| import { createSandbox } from 'development-sandbox' | |
| import { FileRef, nextTestSetup } from 'e2e-utils' | |
| import path from 'path' | |
| import { outdent } from 'outdent' | |
| import { getToastErrorCount, retry } from 'next-test-utils' | |
| describe('Error overlay for hydration errors in App router', () => { | |
| const { next, isTurbopack } = nextTestSetup({ | |
| files: new FileRef(path.join(__dirname, 'fixtures', 'default-template')), | |
| skipStart: true, | |
| }) | |
| it('includes a React docs link when hydration error does occur', async () => { | |
| await using sandbox = await createSandbox( | |
| next, | |
| new Map([ | |
| [ | |
| 'app/page.js', | |
| outdent` | |
| 'use client' | |
| const isClient = typeof window !== 'undefined' | |
| export default function Mismatch() { | |
| return ( | |
| <div className="parent"> | |
| <main className="child">{isClient ? "client" : "server"}</main> | |
| </div> | |
| ); | |
| } | |
| `, | |
| ], | |
| ]), | |
| '/', | |
| { pushErrorAsConsoleLog: true } | |
| ) | |
| const { browser } = sandbox | |
| const logs = await browser.log() | |
| expect(logs).toEqual( | |
| expect.arrayContaining([ | |
| { | |
| // TODO: Should probably link to https://nextjs.org/docs/messages/react-hydration-error instead. | |
| message: expect.stringContaining( | |
| 'https://react.dev/link/hydration-mismatch' | |
| ), | |
| source: 'error', | |
| }, | |
| ]) | |
| ) | |
| }) | |
| it('should show correct hydration error when client and server render different text', async () => { | |
| await using sandbox = await createSandbox( | |
| next, | |
| new Map([ | |
| [ | |
| 'app/page.js', | |
| outdent` | |
| 'use client' | |
| const isClient = typeof window !== 'undefined' | |
| export default function Mismatch() { | |
| return ( | |
| <div className="parent"> | |
| <main className="child">{isClient ? "client" : "server"}</main> | |
| </div> | |
| ); | |
| } | |
| `, | |
| ], | |
| ]) | |
| ) | |
| const { session, browser } = sandbox | |
| await expect(browser).toDisplayCollapsedRedbox(` | |
| { | |
| "componentStack": "... | |
| <ScrollAndFocusHandler segmentPath={[...]}> | |
| <InnerScrollAndFocusHandler segmentPath={[...]} focusAndScrollRef={{apply:false, ...}}> | |
| <ErrorBoundary errorComponent={undefined} errorStyles={undefined} errorScripts={undefined}> | |
| <LoadingBoundary loading={null}> | |
| <HTTPAccessFallbackBoundary notFound={<SegmentViewNode>} forbidden={undefined} unauthorized={undefined}> | |
| <HTTPAccessFallbackErrorBoundary pathname="/" notFound={<SegmentViewNode>} forbidden={undefined} ...> | |
| <RedirectBoundary> | |
| <RedirectErrorBoundary router={{...}}> | |
| <InnerLayoutRouter url="/" tree={[...]} cacheNode={{lazyData:null, ...}} segmentPath={[...]}> | |
| <SegmentViewNode type="page" pagePath="page.js"> | |
| <SegmentTrieNode> | |
| <ClientPageRoot Component={function Mismatch} searchParams={{}} params={{}}> | |
| <Mismatch params={Promise} searchParams={Promise}> | |
| <div className="parent"> | |
| <main className="child"> | |
| + client | |
| - server | |
| ... | |
| ... | |
| ...", | |
| "description": "Hydration failed because the server rendered text didn't match the client. As a result this tree will be regenerated on the client. This can happen if a SSR-ed Client Component used:", | |
| "environmentLabel": null, | |
| "label": "Recoverable Error", | |
| "source": "app/page.js (6:7) @ Mismatch | |
| > 6 | <main className="child">{isClient ? "client" : "server"}</main> | |
| | ^", | |
| "stack": [ | |
| "main <anonymous>", | |
| "Mismatch app/page.js (6:7)", | |
| ], | |
| } | |
| `) | |
| expect(await session.getRedboxErrorLink()).toMatchInlineSnapshot( | |
| `"See more info here: https://nextjs.org/docs/messages/react-hydration-error"` | |
| ) | |
| await session.patch( | |
| 'app/page.js', | |
| outdent` | |
| 'use client' | |
| export default function Mismatch() { | |
| return ( | |
| <div className="parent"> | |
| <main className="child">Value</main> | |
| </div> | |
| ); | |
| } | |
| ` | |
| ) | |
| await session.assertNoRedbox() | |
| expect(await browser.elementByCss('.child').text()).toBe('Value') | |
| }) | |
| it('should show correct hydration error when client renders an extra element', async () => { | |
| await using sandbox = await createSandbox( | |
| next, | |
| new Map([ | |
| [ | |
| 'app/page.js', | |
| outdent` | |
| 'use client' | |
| const isClient = typeof window !== 'undefined' | |
| export default function Mismatch() { | |
| return ( | |
| <div className="parent"> | |
| {isClient && <main className="only" />} | |
| </div> | |
| ); | |
| } | |
| `, | |
| ], | |
| ]) | |
| ) | |
| const { browser } = sandbox | |
| await expect(browser).toDisplayCollapsedRedbox(` | |
| { | |
| "componentStack": "... | |
| <ScrollAndFocusHandler segmentPath={[...]}> | |
| <InnerScrollAndFocusHandler segmentPath={[...]} focusAndScrollRef={{apply:false, ...}}> | |
| <ErrorBoundary errorComponent={undefined} errorStyles={undefined} errorScripts={undefined}> | |
| <LoadingBoundary loading={null}> | |
| <HTTPAccessFallbackBoundary notFound={<SegmentViewNode>} forbidden={undefined} unauthorized={undefined}> | |
| <HTTPAccessFallbackErrorBoundary pathname="/" notFound={<SegmentViewNode>} forbidden={undefined} ...> | |
| <RedirectBoundary> | |
| <RedirectErrorBoundary router={{...}}> | |
| <InnerLayoutRouter url="/" tree={[...]} cacheNode={{lazyData:null, ...}} segmentPath={[...]}> | |
| <SegmentViewNode type="page" pagePath="page.js"> | |
| <SegmentTrieNode> | |
| <ClientPageRoot Component={function Mismatch} searchParams={{}} params={{}}> | |
| <Mismatch params={Promise} searchParams={Promise}> | |
| <div className="parent"> | |
| + <main className="only"> | |
| ... | |
| ... | |
| ...", | |
| "description": "Hydration failed because the server rendered HTML didn't match the client. As a result this tree will be regenerated on the client. This can happen if a SSR-ed Client Component used:", | |
| "environmentLabel": null, | |
| "label": "Recoverable Error", | |
| "source": "app/page.js (6:20) @ Mismatch | |
| > 6 | {isClient && <main className="only" />} | |
| | ^", | |
| "stack": [ | |
| "main <anonymous>", | |
| "Mismatch app/page.js (6:20)", | |
| ], | |
| } | |
| `) | |
| }) | |
| it('should show correct hydration error when extra attributes set on server', async () => { | |
| await using sandbox = await createSandbox( | |
| next, | |
| new Map([ | |
| [ | |
| 'app/layout.js', | |
| outdent` | |
| 'use client' | |
| const isServer = typeof window === 'undefined' | |
| export default function Root({ children }) { | |
| return ( | |
| <html | |
| {...(isServer ? ({ className: 'server-html'}) : undefined)} | |
| > | |
| <body>{children}</body> | |
| </html> | |
| ) | |
| } | |
| `, | |
| ], | |
| ['app/page.js', `export default function Page() { return 'page' }`], | |
| ]) | |
| ) | |
| const { browser } = sandbox | |
| if (isTurbopack) { | |
| await expect(browser).toDisplayCollapsedRedbox(` | |
| { | |
| "componentStack": "... | |
| <HotReload assetPrefix="" globalError={[...]}> | |
| <AppDevOverlayErrorBoundary globalError={[...]}> | |
| <ReplaySsrOnlyErrors> | |
| <DevRootHTTPAccessFallbackBoundary> | |
| <HTTPAccessFallbackBoundary notFound={<NotAllowedRootHTTPFallbackError>}> | |
| <HTTPAccessFallbackErrorBoundary pathname="/" notFound={<NotAllowedRootHTTPFallbackError>} ...> | |
| <RedirectBoundary> | |
| <RedirectErrorBoundary router={{...}}> | |
| <Head> | |
| <SegmentViewNode type="layout" pagePath="layout.js"> | |
| <SegmentTrieNode> | |
| <script> | |
| <script> | |
| <script> | |
| <ClientSegmentRoot Component={function Root} slots={{...}} params={{}}> | |
| <Root params={Promise}> | |
| <html | |
| - className="server-html" | |
| > | |
| ...", | |
| "description": "A tree hydrated but some attributes of the server rendered HTML didn't match the client properties. This won't be patched up. This can happen if a SSR-ed Client Component used:", | |
| "environmentLabel": null, | |
| "label": "Console Error", | |
| "source": "app/layout.js (5:5) @ Root | |
| > 5 | <html | |
| | ^", | |
| "stack": [ | |
| "html <anonymous>", | |
| "Root app/layout.js (5:5)", | |
| ], | |
| } | |
| `) | |
| } else { | |
| await expect(browser).toDisplayCollapsedRedbox(` | |
| { | |
| "componentStack": "... | |
| <HotReload assetPrefix="" globalError={[...]}> | |
| <AppDevOverlayErrorBoundary globalError={[...]}> | |
| <ReplaySsrOnlyErrors> | |
| <DevRootHTTPAccessFallbackBoundary> | |
| <HTTPAccessFallbackBoundary notFound={<NotAllowedRootHTTPFallbackError>}> | |
| <HTTPAccessFallbackErrorBoundary pathname="/" notFound={<NotAllowedRootHTTPFallbackError>} ...> | |
| <RedirectBoundary> | |
| <RedirectErrorBoundary router={{...}}> | |
| <Head> | |
| <SegmentViewNode type="layout" pagePath="layout.js"> | |
| <SegmentTrieNode> | |
| <ClientSegmentRoot Component={function Root} slots={{...}} params={{}}> | |
| <Root params={Promise}> | |
| <html | |
| - className="server-html" | |
| > | |
| ...", | |
| "description": "A tree hydrated but some attributes of the server rendered HTML didn't match the client properties. This won't be patched up. This can happen if a SSR-ed Client Component used:", | |
| "environmentLabel": null, | |
| "label": "Console Error", | |
| "source": "app/layout.js (5:5) @ Root | |
| > 5 | <html | |
| | ^", | |
| "stack": [ | |
| "html <anonymous>", | |
| "Root app/layout.js (5:5)", | |
| ], | |
| } | |
| `) | |
| } | |
| }) | |
| it('should show correct hydration error when client renders an extra text node', async () => { | |
| await using sandbox = await createSandbox( | |
| next, | |
| new Map([ | |
| [ | |
| 'app/page.js', | |
| outdent` | |
| 'use client' | |
| const isClient = typeof window !== 'undefined' | |
| export default function Mismatch() { | |
| return ( | |
| <div className="parent"> | |
| <header className="1" /> | |
| {isClient && "second"} | |
| <footer className="3" /> | |
| </div> | |
| ); | |
| } | |
| `, | |
| ], | |
| ]) | |
| ) | |
| const { browser } = sandbox | |
| await expect(browser).toDisplayCollapsedRedbox(` | |
| { | |
| "componentStack": "... | |
| <ScrollAndFocusHandler segmentPath={[...]}> | |
| <InnerScrollAndFocusHandler segmentPath={[...]} focusAndScrollRef={{apply:false, ...}}> | |
| <ErrorBoundary errorComponent={undefined} errorStyles={undefined} errorScripts={undefined}> | |
| <LoadingBoundary loading={null}> | |
| <HTTPAccessFallbackBoundary notFound={<SegmentViewNode>} forbidden={undefined} unauthorized={undefined}> | |
| <HTTPAccessFallbackErrorBoundary pathname="/" notFound={<SegmentViewNode>} forbidden={undefined} ...> | |
| <RedirectBoundary> | |
| <RedirectErrorBoundary router={{...}}> | |
| <InnerLayoutRouter url="/" tree={[...]} cacheNode={{lazyData:null, ...}} segmentPath={[...]}> | |
| <SegmentViewNode type="page" pagePath="page.js"> | |
| <SegmentTrieNode> | |
| <ClientPageRoot Component={function Mismatch} searchParams={{}} params={{}}> | |
| <Mismatch params={Promise} searchParams={Promise}> | |
| <div className="parent"> | |
| <header> | |
| + second | |
| - <footer className="3"> | |
| ... | |
| ... | |
| ... | |
| ...", | |
| "description": "Hydration failed because the server rendered HTML didn't match the client. As a result this tree will be regenerated on the client. This can happen if a SSR-ed Client Component used:", | |
| "environmentLabel": null, | |
| "label": "Recoverable Error", | |
| "source": "app/page.js (5:5) @ Mismatch | |
| > 5 | <div className="parent"> | |
| | ^", | |
| "stack": [ | |
| "div <anonymous>", | |
| "Mismatch app/page.js (5:5)", | |
| ], | |
| } | |
| `) | |
| }) | |
| it('should show correct hydration error when server renders an extra element', async () => { | |
| await using sandbox = await createSandbox( | |
| next, | |
| new Map([ | |
| [ | |
| 'app/page.js', | |
| outdent` | |
| 'use client' | |
| const isClient = typeof window !== 'undefined' | |
| export default function Mismatch() { | |
| return ( | |
| <div className="parent"> | |
| {!isClient && <main className="only" />} | |
| </div> | |
| ); | |
| } | |
| `, | |
| ], | |
| ]) | |
| ) | |
| const { browser } = sandbox | |
| await expect(browser).toDisplayCollapsedRedbox(` | |
| { | |
| "componentStack": "... | |
| <RenderFromTemplateContext> | |
| <ScrollAndFocusHandler segmentPath={[...]}> | |
| <InnerScrollAndFocusHandler segmentPath={[...]} focusAndScrollRef={{apply:false, ...}}> | |
| <ErrorBoundary errorComponent={undefined} errorStyles={undefined} errorScripts={undefined}> | |
| <LoadingBoundary loading={null}> | |
| <HTTPAccessFallbackBoundary notFound={<SegmentViewNode>} forbidden={undefined} unauthorized={undefined}> | |
| <HTTPAccessFallbackErrorBoundary pathname="/" notFound={<SegmentViewNode>} forbidden={undefined} ...> | |
| <RedirectBoundary> | |
| <RedirectErrorBoundary router={{...}}> | |
| <InnerLayoutRouter url="/" tree={[...]} cacheNode={{lazyData:null, ...}} segmentPath={[...]}> | |
| <SegmentViewNode type="page" pagePath="page.js"> | |
| <SegmentTrieNode> | |
| <ClientPageRoot Component={function Mismatch} searchParams={{}} params={{}}> | |
| <Mismatch params={Promise} searchParams={Promise}> | |
| <div className="parent"> | |
| - <main className="only"> | |
| ... | |
| ... | |
| ...", | |
| "description": "Hydration failed because the server rendered HTML didn't match the client. As a result this tree will be regenerated on the client. This can happen if a SSR-ed Client Component used:", | |
| "environmentLabel": null, | |
| "label": "Recoverable Error", | |
| "source": "app/page.js (5:5) @ Mismatch | |
| > 5 | <div className="parent"> | |
| | ^", | |
| "stack": [ | |
| "div <anonymous>", | |
| "Mismatch app/page.js (5:5)", | |
| ], | |
| } | |
| `) | |
| }) | |
| it('should show correct hydration error when server renders an extra text node', async () => { | |
| await using sandbox = await createSandbox( | |
| next, | |
| new Map([ | |
| [ | |
| 'app/page.js', | |
| outdent` | |
| 'use client' | |
| const isClient = typeof window !== 'undefined' | |
| export default function Mismatch() { | |
| return <div className="parent">{!isClient && "only"}</div>; | |
| } | |
| `, | |
| ], | |
| ]) | |
| ) | |
| const { browser } = sandbox | |
| await expect(browser).toDisplayCollapsedRedbox(` | |
| { | |
| "componentStack": "... | |
| <RenderFromTemplateContext> | |
| <ScrollAndFocusHandler segmentPath={[...]}> | |
| <InnerScrollAndFocusHandler segmentPath={[...]} focusAndScrollRef={{apply:false, ...}}> | |
| <ErrorBoundary errorComponent={undefined} errorStyles={undefined} errorScripts={undefined}> | |
| <LoadingBoundary loading={null}> | |
| <HTTPAccessFallbackBoundary notFound={<SegmentViewNode>} forbidden={undefined} unauthorized={undefined}> | |
| <HTTPAccessFallbackErrorBoundary pathname="/" notFound={<SegmentViewNode>} forbidden={undefined} ...> | |
| <RedirectBoundary> | |
| <RedirectErrorBoundary router={{...}}> | |
| <InnerLayoutRouter url="/" tree={[...]} cacheNode={{lazyData:null, ...}} segmentPath={[...]}> | |
| <SegmentViewNode type="page" pagePath="page.js"> | |
| <SegmentTrieNode> | |
| <ClientPageRoot Component={function Mismatch} searchParams={{}} params={{}}> | |
| <Mismatch params={Promise} searchParams={Promise}> | |
| <div className="parent"> | |
| - only | |
| ... | |
| ... | |
| ...", | |
| "description": "Hydration failed because the server rendered HTML didn't match the client. As a result this tree will be regenerated on the client. This can happen if a SSR-ed Client Component used:", | |
| "environmentLabel": null, | |
| "label": "Recoverable Error", | |
| "source": "app/page.js (4:10) @ Mismatch | |
| > 4 | return <div className="parent">{!isClient && "only"}</div>; | |
| | ^", | |
| "stack": [ | |
| "div <anonymous>", | |
| "Mismatch app/page.js (4:10)", | |
| ], | |
| } | |
| `) | |
| }) | |
| it('should show correct hydration error when server renders an extra text node in an invalid place', async () => { | |
| await using sandbox = await createSandbox( | |
| next, | |
| new Map([ | |
| [ | |
| 'app/page.js', | |
| outdent` | |
| 'use client' | |
| export default function Page() { | |
| return ( | |
| <table> | |
| <tbody> | |
| <tr>test</tr> | |
| </tbody> | |
| </table> | |
| ) | |
| } | |
| `, | |
| ], | |
| ]) | |
| ) | |
| const { browser } = sandbox | |
| await retry(async () => { | |
| expect(await getToastErrorCount(browser)).toBe(2) | |
| }) | |
| await expect(browser).toDisplayCollapsedRedbox(` | |
| [ | |
| { | |
| "componentStack": "... | |
| <InnerScrollAndFocusHandler segmentPath={[...]} focusAndScrollRef={{apply:false, ...}}> | |
| <ErrorBoundary errorComponent={undefined} errorStyles={undefined} errorScripts={undefined}> | |
| <LoadingBoundary loading={null}> | |
| <HTTPAccessFallbackBoundary notFound={<SegmentViewNode>} forbidden={undefined} unauthorized={undefined}> | |
| <HTTPAccessFallbackErrorBoundary pathname="/" notFound={<SegmentViewNode>} forbidden={undefined} ...> | |
| <RedirectBoundary> | |
| <RedirectErrorBoundary router={{...}}> | |
| <InnerLayoutRouter url="/" tree={[...]} cacheNode={{lazyData:null, ...}} segmentPath={[...]}> | |
| <SegmentViewNode type="page" pagePath="page.js"> | |
| <SegmentTrieNode> | |
| <ClientPageRoot Component={function Page} searchParams={{}} params={{}}> | |
| <Page params={Promise} searchParams={Promise}> | |
| <table> | |
| <tbody> | |
| <tr> | |
| > test | |
| ... | |
| ... | |
| ...", | |
| "description": "In HTML, text nodes cannot be a child of <tr>. | |
| This will cause a hydration error.", | |
| "environmentLabel": null, | |
| "label": "Console Error", | |
| "source": "app/page.js (6:9) @ Page | |
| > 6 | <tr>test</tr> | |
| | ^", | |
| "stack": [ | |
| "tr <anonymous>", | |
| "Page app/page.js (6:9)", | |
| ], | |
| }, | |
| { | |
| "componentStack": "... | |
| <RenderFromTemplateContext> | |
| <ScrollAndFocusHandler segmentPath={[...]}> | |
| <InnerScrollAndFocusHandler segmentPath={[...]} focusAndScrollRef={{apply:false, ...}}> | |
| <ErrorBoundary errorComponent={undefined} errorStyles={undefined} errorScripts={undefined}> | |
| <LoadingBoundary loading={null}> | |
| <HTTPAccessFallbackBoundary notFound={<SegmentViewNode>} forbidden={undefined} unauthorized={undefined}> | |
| <HTTPAccessFallbackErrorBoundary pathname="/" notFound={<SegmentViewNode>} forbidden={undefined} ...> | |
| <RedirectBoundary> | |
| <RedirectErrorBoundary router={{...}}> | |
| <InnerLayoutRouter url="/" tree={[...]} cacheNode={{lazyData:null, ...}} segmentPath={[...]}> | |
| <SegmentViewNode type="page" pagePath="page.js"> | |
| <SegmentTrieNode> | |
| <ClientPageRoot Component={function Page} searchParams={{}} params={{}}> | |
| <Page params={Promise} searchParams={Promise}> | |
| + <table> | |
| - test | |
| ... | |
| ... | |
| ...", | |
| "description": "Hydration failed because the server rendered HTML didn't match the client. As a result this tree will be regenerated on the client. This can happen if a SSR-ed Client Component used:", | |
| "environmentLabel": null, | |
| "label": "Recoverable Error", | |
| "source": "app/page.js (4:5) @ Page | |
| > 4 | <table> | |
| | ^", | |
| "stack": [ | |
| "table <anonymous>", | |
| "Page app/page.js (4:5)", | |
| ], | |
| }, | |
| ] | |
| `) | |
| }) | |
| it('should show correct hydration error when server renders an extra whitespace in an invalid place', async () => { | |
| await using sandbox = await createSandbox( | |
| next, | |
| new Map([ | |
| [ | |
| 'app/page.js', | |
| outdent` | |
| 'use client' | |
| export default function Page() { | |
| return ( | |
| <table> | |
| {' '} | |
| <tbody></tbody> | |
| </table> | |
| ) | |
| } | |
| `, | |
| ], | |
| ]) | |
| ) | |
| const { browser } = sandbox | |
| await expect(browser).toDisplayCollapsedRedbox(` | |
| { | |
| "componentStack": "... | |
| <RenderFromTemplateContext> | |
| <ScrollAndFocusHandler segmentPath={[...]}> | |
| <InnerScrollAndFocusHandler segmentPath={[...]} focusAndScrollRef={{apply:false, ...}}> | |
| <ErrorBoundary errorComponent={undefined} errorStyles={undefined} errorScripts={undefined}> | |
| <LoadingBoundary loading={null}> | |
| <HTTPAccessFallbackBoundary notFound={<SegmentViewNode>} forbidden={undefined} unauthorized={undefined}> | |
| <HTTPAccessFallbackErrorBoundary pathname="/" notFound={<SegmentViewNode>} forbidden={undefined} ...> | |
| <RedirectBoundary> | |
| <RedirectErrorBoundary router={{...}}> | |
| <InnerLayoutRouter url="/" tree={[...]} cacheNode={{lazyData:null, ...}} segmentPath={[...]}> | |
| <SegmentViewNode type="page" pagePath="page.js"> | |
| <SegmentTrieNode> | |
| <ClientPageRoot Component={function Page} searchParams={{}} params={{}}> | |
| <Page params={Promise} searchParams={Promise}> | |
| > <table> | |
| > {" "} | |
| ... | |
| ... | |
| ... | |
| ...", | |
| "description": "In HTML, whitespace text nodes cannot be a child of <table>. Make sure you don't have any extra whitespace between tags on each line of your source code. | |
| This will cause a hydration error.", | |
| "environmentLabel": null, | |
| "label": "Console Error", | |
| "source": "app/page.js (4:5) @ Page | |
| > 4 | <table> | |
| | ^", | |
| "stack": [ | |
| "table <anonymous>", | |
| "Page app/page.js (4:5)", | |
| ], | |
| } | |
| `) | |
| }) | |
| it('should show correct hydration error when client renders an extra node inside Suspense content', async () => { | |
| await using sandbox = await createSandbox( | |
| next, | |
| new Map([ | |
| [ | |
| 'app/page.js', | |
| outdent` | |
| 'use client' | |
| import React from "react" | |
| const isClient = typeof window !== 'undefined' | |
| export default function Mismatch() { | |
| return ( | |
| <div className="parent"> | |
| <React.Suspense fallback={<p>Loading...</p>}> | |
| <header className="1" /> | |
| {isClient && <main className="second" />} | |
| <footer className="3" /> | |
| </React.Suspense> | |
| </div> | |
| ); | |
| } | |
| `, | |
| ], | |
| ]) | |
| ) | |
| const { browser } = sandbox | |
| await expect(browser).toDisplayCollapsedRedbox(` | |
| { | |
| "componentStack": "... | |
| <ErrorBoundary errorComponent={undefined} errorStyles={undefined} errorScripts={undefined}> | |
| <LoadingBoundary loading={null}> | |
| <HTTPAccessFallbackBoundary notFound={<SegmentViewNode>} forbidden={undefined} unauthorized={undefined}> | |
| <HTTPAccessFallbackErrorBoundary pathname="/" notFound={<SegmentViewNode>} forbidden={undefined} ...> | |
| <RedirectBoundary> | |
| <RedirectErrorBoundary router={{...}}> | |
| <InnerLayoutRouter url="/" tree={[...]} cacheNode={{lazyData:null, ...}} segmentPath={[...]}> | |
| <SegmentViewNode type="page" pagePath="page.js"> | |
| <SegmentTrieNode> | |
| <ClientPageRoot Component={function Mismatch} searchParams={{}} params={{}}> | |
| <Mismatch params={Promise} searchParams={Promise}> | |
| <div className="parent"> | |
| <Suspense fallback={<p>}> | |
| <header> | |
| + <main className="second"> | |
| - <footer className="3"> | |
| ... | |
| ... | |
| ...", | |
| "description": "Hydration failed because the server rendered HTML didn't match the client. As a result this tree will be regenerated on the client. This can happen if a SSR-ed Client Component used:", | |
| "environmentLabel": null, | |
| "label": "Recoverable Error", | |
| "source": "app/page.js (9:22) @ Mismatch | |
| > 9 | {isClient && <main className="second" />} | |
| | ^", | |
| "stack": [ | |
| "main <anonymous>", | |
| "Mismatch app/page.js (9:22)", | |
| ], | |
| } | |
| `) | |
| }) | |
| it('should not show a hydration error when using `useId` in a client component', async () => { | |
| await using sandbox = await createSandbox( | |
| next, | |
| new Map([ | |
| [ | |
| 'app/page.js', | |
| outdent` | |
| 'use client' | |
| import { useId } from "react" | |
| export default function Page() { | |
| let id = useId(); | |
| return ( | |
| <div className="parent" data-id={id}> | |
| Hello World | |
| </div> | |
| ); | |
| } | |
| `, | |
| ], | |
| ]) | |
| ) | |
| const { browser } = sandbox | |
| const logs = await browser.log() | |
| const errors = logs.filter((x) => x.source === 'error') | |
| expect(errors).toEqual([]) | |
| }) | |
| it('should only show one hydration error when bad nesting happened - p under p', async () => { | |
| await using sandbox = await createSandbox( | |
| next, | |
| new Map([ | |
| [ | |
| 'app/page.js', | |
| outdent` | |
| 'use client' | |
| export default function Page() { | |
| return ( | |
| <p> | |
| <p>Nested p tags</p> | |
| </p> | |
| ) | |
| } | |
| `, | |
| ], | |
| ]) | |
| ) | |
| const { browser } = sandbox | |
| await retry(async () => { | |
| expect(await getToastErrorCount(browser)).toBe(2) | |
| }) | |
| await expect(browser).toDisplayCollapsedRedbox(` | |
| [ | |
| { | |
| "componentStack": "... | |
| <RenderFromTemplateContext> | |
| <ScrollAndFocusHandler segmentPath={[...]}> | |
| <InnerScrollAndFocusHandler segmentPath={[...]} focusAndScrollRef={{apply:false, ...}}> | |
| <ErrorBoundary errorComponent={undefined} errorStyles={undefined} errorScripts={undefined}> | |
| <LoadingBoundary loading={null}> | |
| <HTTPAccessFallbackBoundary notFound={<SegmentViewNode>} forbidden={undefined} unauthorized={undefined}> | |
| <HTTPAccessFallbackErrorBoundary pathname="/" notFound={<SegmentViewNode>} forbidden={undefined} ...> | |
| <RedirectBoundary> | |
| <RedirectErrorBoundary router={{...}}> | |
| <InnerLayoutRouter url="/" tree={[...]} cacheNode={{lazyData:null, ...}} segmentPath={[...]}> | |
| <SegmentViewNode type="page" pagePath="page.js"> | |
| <SegmentTrieNode> | |
| <ClientPageRoot Component={function Page} searchParams={{}} params={{}}> | |
| <Page params={Promise} searchParams={Promise}> | |
| > <p> | |
| > <p> | |
| ... | |
| ... | |
| ...", | |
| "description": "In HTML, <p> cannot be a descendant of <p>. | |
| This will cause a hydration error.", | |
| "environmentLabel": null, | |
| "label": "Console Error", | |
| "source": "app/page.js (6:7) @ Page | |
| > 6 | <p>Nested p tags</p> | |
| | ^", | |
| "stack": [ | |
| "p <anonymous>", | |
| "Page app/page.js (6:7)", | |
| ], | |
| }, | |
| { | |
| "description": "Hydration failed because the server rendered HTML didn't match the client. As a result this tree will be regenerated on the client. This can happen if a SSR-ed Client Component used:", | |
| "environmentLabel": null, | |
| "label": "Recoverable Error", | |
| "source": "app/page.js (6:7) @ Page | |
| > 6 | <p>Nested p tags</p> | |
| | ^", | |
| "stack": [ | |
| "p <anonymous>", | |
| "Page app/page.js (6:7)", | |
| ], | |
| }, | |
| ] | |
| `) | |
| }) | |
| it('should only show one hydration error when bad nesting happened - div under p', async () => { | |
| await using sandbox = await createSandbox( | |
| next, | |
| new Map([ | |
| [ | |
| 'app/page.js', | |
| outdent` | |
| 'use client' | |
| export default function Page() { | |
| return ( | |
| <div> | |
| <div> | |
| <p> | |
| <div>Nested div under p tag</div> | |
| </p> | |
| </div> | |
| </div> | |
| ) | |
| } | |
| `, | |
| ], | |
| ]) | |
| ) | |
| const { browser } = sandbox | |
| await retry(async () => { | |
| expect(await getToastErrorCount(browser)).toBe(2) | |
| }) | |
| await expect(browser).toDisplayCollapsedRedbox(` | |
| [ | |
| { | |
| "componentStack": "... | |
| <InnerScrollAndFocusHandler segmentPath={[...]} focusAndScrollRef={{apply:false, ...}}> | |
| <ErrorBoundary errorComponent={undefined} errorStyles={undefined} errorScripts={undefined}> | |
| <LoadingBoundary loading={null}> | |
| <HTTPAccessFallbackBoundary notFound={<SegmentViewNode>} forbidden={undefined} unauthorized={undefined}> | |
| <HTTPAccessFallbackErrorBoundary pathname="/" notFound={<SegmentViewNode>} forbidden={undefined} ...> | |
| <RedirectBoundary> | |
| <RedirectErrorBoundary router={{...}}> | |
| <InnerLayoutRouter url="/" tree={[...]} cacheNode={{lazyData:null, ...}} segmentPath={[...]}> | |
| <SegmentViewNode type="page" pagePath="page.js"> | |
| <SegmentTrieNode> | |
| <ClientPageRoot Component={function Page} searchParams={{}} params={{}}> | |
| <Page params={Promise} searchParams={Promise}> | |
| <div> | |
| <div> | |
| > <p> | |
| > <div> | |
| ... | |
| ... | |
| ...", | |
| "description": "In HTML, <div> cannot be a descendant of <p>. | |
| This will cause a hydration error.", | |
| "environmentLabel": null, | |
| "label": "Console Error", | |
| "source": "app/page.js (8:11) @ Page | |
| > 8 | <div>Nested div under p tag</div> | |
| | ^", | |
| "stack": [ | |
| "div <anonymous>", | |
| "Page app/page.js (8:11)", | |
| ], | |
| }, | |
| { | |
| "description": "Hydration failed because the server rendered HTML didn't match the client. As a result this tree will be regenerated on the client. This can happen if a SSR-ed Client Component used:", | |
| "environmentLabel": null, | |
| "label": "Recoverable Error", | |
| "source": "app/page.js (8:11) @ Page | |
| > 8 | <div>Nested div under p tag</div> | |
| | ^", | |
| "stack": [ | |
| "div <anonymous>", | |
| "Page app/page.js (8:11)", | |
| ], | |
| }, | |
| ] | |
| `) | |
| }) | |
| it('should only show one hydration error when bad nesting happened - div > tr', async () => { | |
| await using sandbox = await createSandbox( | |
| next, | |
| new Map([ | |
| [ | |
| 'app/page.js', | |
| outdent` | |
| 'use client' | |
| export default function Page() { | |
| return <div><tr></tr></div> | |
| } | |
| `, | |
| ], | |
| ]) | |
| ) | |
| const { browser } = sandbox | |
| await retry(async () => { | |
| expect(await getToastErrorCount(browser)).toBe(2) | |
| }) | |
| await expect(browser).toDisplayCollapsedRedbox(` | |
| [ | |
| { | |
| "componentStack": "... | |
| <RenderFromTemplateContext> | |
| <ScrollAndFocusHandler segmentPath={[...]}> | |
| <InnerScrollAndFocusHandler segmentPath={[...]} focusAndScrollRef={{apply:false, ...}}> | |
| <ErrorBoundary errorComponent={undefined} errorStyles={undefined} errorScripts={undefined}> | |
| <LoadingBoundary loading={null}> | |
| <HTTPAccessFallbackBoundary notFound={<SegmentViewNode>} forbidden={undefined} unauthorized={undefined}> | |
| <HTTPAccessFallbackErrorBoundary pathname="/" notFound={<SegmentViewNode>} forbidden={undefined} ...> | |
| <RedirectBoundary> | |
| <RedirectErrorBoundary router={{...}}> | |
| <InnerLayoutRouter url="/" tree={[...]} cacheNode={{lazyData:null, ...}} segmentPath={[...]}> | |
| <SegmentViewNode type="page" pagePath="page.js"> | |
| <SegmentTrieNode> | |
| <ClientPageRoot Component={function Page} searchParams={{}} params={{}}> | |
| <Page params={Promise} searchParams={Promise}> | |
| > <div> | |
| > <tr> | |
| ... | |
| ... | |
| ...", | |
| "description": "In HTML, <tr> cannot be a child of <div>. | |
| This will cause a hydration error.", | |
| "environmentLabel": null, | |
| "label": "Console Error", | |
| "source": "app/page.js (3:15) @ Page | |
| > 3 | return <div><tr></tr></div> | |
| | ^", | |
| "stack": [ | |
| "tr <anonymous>", | |
| "Page app/page.js (3:15)", | |
| ], | |
| }, | |
| { | |
| "description": "Hydration failed because the server rendered HTML didn't match the client. As a result this tree will be regenerated on the client. This can happen if a SSR-ed Client Component used:", | |
| "environmentLabel": null, | |
| "label": "Recoverable Error", | |
| "source": "app/page.js (3:15) @ Page | |
| > 3 | return <div><tr></tr></div> | |
| | ^", | |
| "stack": [ | |
| "tr <anonymous>", | |
| "Page app/page.js (3:15)", | |
| ], | |
| }, | |
| ] | |
| `) | |
| }) | |
| it('should show the highlighted bad nesting html snippet when bad nesting happened', async () => { | |
| await using sandbox = await createSandbox( | |
| next, | |
| new Map([ | |
| [ | |
| 'app/page.js', | |
| outdent` | |
| 'use client' | |
| export default function Page() { | |
| return ( | |
| <p><span><span><span><span><p>hello world</p></span></span></span></span></p> | |
| ) | |
| } | |
| `, | |
| ], | |
| ]) | |
| ) | |
| const { browser } = sandbox | |
| await retry(async () => { | |
| expect(await getToastErrorCount(browser)).toBe(3) | |
| }) | |
| await expect(browser).toDisplayCollapsedRedbox(` | |
| [ | |
| { | |
| "componentStack": "... | |
| <RenderFromTemplateContext> | |
| <ScrollAndFocusHandler segmentPath={[...]}> | |
| <InnerScrollAndFocusHandler segmentPath={[...]} focusAndScrollRef={{apply:false, ...}}> | |
| <ErrorBoundary errorComponent={undefined} errorStyles={undefined} errorScripts={undefined}> | |
| <LoadingBoundary loading={null}> | |
| <HTTPAccessFallbackBoundary notFound={<SegmentViewNode>} forbidden={undefined} unauthorized={undefined}> | |
| <HTTPAccessFallbackErrorBoundary pathname="/" notFound={<SegmentViewNode>} forbidden={undefined} ...> | |
| <RedirectBoundary> | |
| <RedirectErrorBoundary router={{...}}> | |
| <InnerLayoutRouter url="/" tree={[...]} cacheNode={{lazyData:null, ...}} segmentPath={[...]}> | |
| <SegmentViewNode type="page" pagePath="page.js"> | |
| <SegmentTrieNode> | |
| <ClientPageRoot Component={function Page} searchParams={{}} params={{}}> | |
| <Page params={Promise} searchParams={Promise}> | |
| > <p> | |
| <span> | |
| <span> | |
| <span> | |
| <span> | |
| > <p> | |
| ... | |
| ... | |
| ...", | |
| "description": "In HTML, <p> cannot be a descendant of <p>. | |
| This will cause a hydration error.", | |
| "environmentLabel": null, | |
| "label": "Console Error", | |
| "source": "app/page.js (5:32) @ Page | |
| > 5 | <p><span><span><span><span><p>hello world</p></span></span></span></span></p> | |
| | ^", | |
| "stack": [ | |
| "p <anonymous>", | |
| "Page app/page.js (5:32)", | |
| ], | |
| }, | |
| { | |
| "description": "<p> cannot contain a nested <p>. | |
| See this log for the ancestor stack trace.", | |
| "environmentLabel": null, | |
| "label": "Console Error", | |
| "source": "app/page.js (5:5) @ Page | |
| > 5 | <p><span><span><span><span><p>hello world</p></span></span></span></span></p> | |
| | ^", | |
| "stack": [ | |
| "p <anonymous>", | |
| "Page app/page.js (5:5)", | |
| ], | |
| }, | |
| { | |
| "description": "Hydration failed because the server rendered HTML didn't match the client. As a result this tree will be regenerated on the client. This can happen if a SSR-ed Client Component used:", | |
| "environmentLabel": null, | |
| "label": "Recoverable Error", | |
| "source": "app/page.js (5:32) @ Page | |
| > 5 | <p><span><span><span><span><p>hello world</p></span></span></span></span></p> | |
| | ^", | |
| "stack": [ | |
| "p <anonymous>", | |
| "Page app/page.js (5:32)", | |
| ], | |
| }, | |
| ] | |
| `) | |
| }) | |
| it('should show error if script is directly placed under html instead of body', async () => { | |
| await using sandbox = await createSandbox( | |
| next, | |
| new Map([ | |
| [ | |
| 'app/layout.js', | |
| outdent` | |
| import Script from 'next/script' | |
| export default function Layout({ children }) { | |
| return ( | |
| <html> | |
| <body>{children}</body> | |
| <Script | |
| src="https://example.com/script.js" | |
| strategy="beforeInteractive" | |
| /> | |
| </html> | |
| ) | |
| } | |
| `, | |
| ], | |
| [ | |
| 'app/page.js', | |
| outdent` | |
| export default function Page() { | |
| return <div>Hello World</div> | |
| } | |
| `, | |
| ], | |
| ]) | |
| ) | |
| const { browser } = sandbox | |
| await retry(async () => { | |
| expect(await getToastErrorCount(browser)).toBe( | |
| // One error for "Cannot render a sync or defer <script>" | |
| 3 | |
| ) | |
| }) | |
| if (isTurbopack) { | |
| await expect(browser).toDisplayCollapsedRedbox(` | |
| [ | |
| { | |
| "description": "Cannot render a sync or defer <script> outside the main document without knowing its order. Try adding async="" or moving it into the root <head> tag.", | |
| "environmentLabel": null, | |
| "label": "Console Error", | |
| "source": "app/layout.js (7:7) @ Layout | |
| > 7 | <Script | |
| | ^", | |
| "stack": [ | |
| "Layout app/layout.js (7:7)", | |
| ], | |
| }, | |
| { | |
| "componentStack": "... | |
| <HotReload assetPrefix="" globalError={[...]}> | |
| <AppDevOverlayErrorBoundary globalError={[...]}> | |
| <ReplaySsrOnlyErrors> | |
| <DevRootHTTPAccessFallbackBoundary> | |
| <HTTPAccessFallbackBoundary notFound={<NotAllowedRootHTTPFallbackError>}> | |
| <HTTPAccessFallbackErrorBoundary pathname="/" notFound={<NotAllowedRootHTTPFallbackError>} ...> | |
| <RedirectBoundary> | |
| <RedirectErrorBoundary router={{...}}> | |
| <Head> | |
| <SegmentViewNode type="layout" pagePath="layout.js"> | |
| <SegmentTrieNode> | |
| <script> | |
| <script> | |
| <Layout> | |
| > <html> | |
| <body> | |
| <Script src="https://ex..." strategy="beforeInte..."> | |
| > <script nonce={undefined} dangerouslySetInnerHTML={{__html:"(self.__ne..."}}> | |
| ...", | |
| "description": "In HTML, <script> cannot be a child of <html>. | |
| This will cause a hydration error.", | |
| "environmentLabel": null, | |
| "label": "Console Error", | |
| "source": "app/layout.js (7:7) @ Layout | |
| > 7 | <Script | |
| | ^", | |
| "stack": [ | |
| "script <anonymous>", | |
| "Layout app/layout.js (7:7)", | |
| ], | |
| }, | |
| { | |
| "description": "<html> cannot contain a nested <script>. | |
| See this log for the ancestor stack trace.", | |
| "environmentLabel": null, | |
| "label": "Console Error", | |
| "source": "app/layout.js (5:5) @ Layout | |
| > 5 | <html> | |
| | ^", | |
| "stack": [ | |
| "html <anonymous>", | |
| "Layout app/layout.js (5:5)", | |
| ], | |
| }, | |
| ] | |
| `) | |
| } else { | |
| await expect(browser).toDisplayCollapsedRedbox(` | |
| [ | |
| { | |
| "description": "Cannot render a sync or defer <script> outside the main document without knowing its order. Try adding async="" or moving it into the root <head> tag.", | |
| "environmentLabel": null, | |
| "label": "Console Error", | |
| "source": "app/layout.js (7:7) @ Layout | |
| > 7 | <Script | |
| | ^", | |
| "stack": [ | |
| "Layout app/layout.js (7:7)", | |
| ], | |
| }, | |
| { | |
| "componentStack": "... | |
| <HotReload assetPrefix="" globalError={[...]}> | |
| <AppDevOverlayErrorBoundary globalError={[...]}> | |
| <ReplaySsrOnlyErrors> | |
| <DevRootHTTPAccessFallbackBoundary> | |
| <HTTPAccessFallbackBoundary notFound={<NotAllowedRootHTTPFallbackError>}> | |
| <HTTPAccessFallbackErrorBoundary pathname="/" notFound={<NotAllowedRootHTTPFallbackError>} ...> | |
| <RedirectBoundary> | |
| <RedirectErrorBoundary router={{...}}> | |
| <Head> | |
| <SegmentViewNode type="layout" pagePath="layout.js"> | |
| <SegmentTrieNode> | |
| <Layout> | |
| > <html> | |
| <body> | |
| <Script src="https://ex..." strategy="beforeInte..."> | |
| > <script nonce={undefined} dangerouslySetInnerHTML={{__html:"(self.__ne..."}}> | |
| ...", | |
| "description": "In HTML, <script> cannot be a child of <html>. | |
| This will cause a hydration error.", | |
| "environmentLabel": null, | |
| "label": "Console Error", | |
| "source": "app/layout.js (7:7) @ Layout | |
| > 7 | <Script | |
| | ^", | |
| "stack": [ | |
| "script <anonymous>", | |
| "Layout app/layout.js (7:7)", | |
| ], | |
| }, | |
| { | |
| "description": "<html> cannot contain a nested <script>. | |
| See this log for the ancestor stack trace.", | |
| "environmentLabel": null, | |
| "label": "Console Error", | |
| "source": "app/layout.js (5:5) @ Layout | |
| > 5 | <html> | |
| | ^", | |
| "stack": [ | |
| "html <anonymous>", | |
| "Layout app/layout.js (5:5)", | |
| ], | |
| }, | |
| ] | |
| `) | |
| } | |
| }) | |
| }) | |