first commit

2026-03-10 19:37:31 +03:30
commit 61f56f997c
27684 changed files with 2784175 additions and 0 deletions
--- a/test/integration/missing-document-component-error/pages/index.js
+++ b/test/integration/missing-document-component-error/pages/index.js
@@ -0,0 +1,3 @@
+export default function Index() {
+  return <p>Index page</p>
+}
--- a/test/integration/missing-document-component-error/test/index.test.ts
+++ b/test/integration/missing-document-component-error/test/index.test.ts
@@ -0,0 +1,157 @@
+/* eslint-env jest */
+
+import fs from 'fs-extra'
+import { join } from 'path'
+import {
+  findPort,
+  killApp,
+  launchApp,
+  check,
+  renderViaHTTP,
+} from 'next-test-utils'
+
+const appDir = join(__dirname, '..')
+const docPath = join(appDir, 'pages/_document.js')
+let appPort
+let app
+
+const checkMissing = async (missing = [], docContent) => {
+  await fs.writeFile(docPath, docContent)
+  let stderr = ''
+
+  appPort = await findPort()
+  app = await launchApp(appDir, appPort, {
+    onStderr(msg) {
+      stderr += msg || ''
+    },
+  })
+
+  await renderViaHTTP(appPort, '/')
+
+  await check(() => stderr, new RegExp(`missing-document-component`))
+  await check(() => stderr, new RegExp(`${missing.join(', ')}`))
+
+  await killApp(app)
+  await fs.remove(docPath)
+}
+
+describe('Missing _document components error', () => {
+  it('should detect missing Html component', async () => {
+    await checkMissing(
+      ['<Html />'],
+      `
+      import Document, { Head, Main, NextScript } from 'next/document'
+
+      class MyDocument extends Document {
+        render() {
+          return (
+            <html>
+              <Head />
+              <body>
+                <Main />
+                <NextScript />
+              </body>
+            </html>
+          )
+        }
+      }
+
+      export default MyDocument
+    `
+    )
+  })
+
+  it('should detect missing Head component', async () => {
+    await checkMissing(
+      ['<Head />'],
+      `
+      import Document, { Html, Main, NextScript } from 'next/document'
+
+      class MyDocument extends Document {
+        render() {
+          return (
+            <Html>
+              <body>
+                <Main />
+                <NextScript />
+              </body>
+            </Html>
+          )
+        }
+      }
+
+      export default MyDocument
+    `
+    )
+  })
+
+  it('should detect missing Main component', async () => {
+    await checkMissing(
+      ['<Main />'],
+      `
+      import Document, { Html, Head, NextScript } from 'next/document'
+
+      class MyDocument extends Document {
+        render() {
+          return (
+            <Html>
+              <Head />
+              <body>
+                <NextScript />
+              </body>
+            </Html>
+          )
+        }
+      }
+
+      export default MyDocument
+    `
+    )
+  })
+
+  it('should detect missing NextScript component', async () => {
+    await checkMissing(
+      ['<NextScript />'],
+      `
+      import Document, { Html, Head, Main } from 'next/document'
+
+      class MyDocument extends Document {
+        render() {
+          return (
+            <Html>
+              <body>
+                <Main />
+              </body>
+            </Html>
+          )
+        }
+      }
+
+      export default MyDocument
+    `
+    )
+  })
+
+  it('should detect multiple missing document components', async () => {
+    await checkMissing(
+      ['<Head />', '<NextScript />'],
+      `
+      import Document, { Html, Main } from 'next/document'
+
+      class MyDocument extends Document {
+        render() {
+          return (
+            <Html>
+              <body>
+                <Main />
+              </body>
+            </Html>
+          )
+        }
+      }
+
+      export default MyDocument
+    `
+    )
+  })
+})