Add example with mantine tests package

.eslintignore

@@ -0,0 +1,3 @@
+*.cjs
+*.mjs
+*.js

.eslintrc.cjs

@@ -0,0 +1,17 @@
+module.exports = {
+  extends: ['mantine', 'plugin:@next/next/recommended', 'plugin:jest/recommended'],
+  plugins: ['testing-library', 'jest'],
+  overrides: [
+    {
+      files: ['**/?(*.)+(spec|test).[jt]s?(x)'],
+      extends: ['plugin:testing-library/react'],
+    },
+  ],
+  parserOptions: {
+    project: './tsconfig.json',
+  },
+  rules: {
+    'react/react-in-jsx-scope': 'off',
+    'import/extensions': 'off',
+  },
+};

.github/workflows/npm_test.yml

@@ -1,27 +0,0 @@
-name: npm test
-
-on:
-  pull_request:
-    branches:
-      - '**'
-
-concurrency:
-  group: ${{ github.workflow }}-${{ github.event.number || github.sha }}
-  cancel-in-progress: true
-
-jobs:
-  test_pull_request:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v3
-      - uses: actions/setup-node@v3
-        with:
-          node-version-file: '.nvmrc'
-          cache: 'yarn'
-          cache-dependency-path: '**/yarn.lock'
-      - name: Install dependencies
-        run: yarn
-      - name: Run build
-        run: npm run build
-      - name: Run tests
-        run: npm test

.nvmrc

@@ -1 +0,0 @@
-v24.3.0

.prettierrc.cjs

@@ -0,0 +1 @@
+module.exports = require('eslint-config-mantine/.prettierrc.js');

.prettierrc.mjs

@@ -1,35 +0,0 @@
-/** @type {import("@ianvs/prettier-plugin-sort-imports").PrettierConfig} */
-const config = {
-  printWidth: 100,
-  singleQuote: true,
-  trailingComma: 'es5',
-  plugins: ['@ianvs/prettier-plugin-sort-imports'],
-  importOrder: [
-    '.*styles.css$',
-    '',
-    'dayjs',
-    '^react$',
-    '^next$',
-    '^next/.*$',
-    '<BUILTIN_MODULES>',
-    '<THIRD_PARTY_MODULES>',
-    '^@mantine/(.*)$',
-    '^@mantinex/(.*)$',
-    '^@mantine-tests/(.*)$',
-    '^@docs/(.*)$',
-    '^@/.*$',
-    '^../(?!.*.css$).*$',
-    '^./(?!.*.css$).*$',
-    '\\.css$',
-  ],
-  overrides: [
-    {
-      files: '*.mdx',
-      options: {
-        printWidth: 70,
-      },
-    },
-  ],
-};
-
-export default config;

.storybook/main.ts

@@ -1,16 +1,16 @@
 import type { StorybookConfig } from '@storybook/nextjs';
 
 const config: StorybookConfig = {
-  core: {
-    disableWhatsNewNotifications: true,
-    disableTelemetry: true,
-    enableCrashReports: false,
-  },
   stories: ['../components/**/*.(stories|story).@(js|jsx|ts|tsx)'],
-  addons: ['@storybook/addon-themes'],
+  addons: [
+    '@storybook/addon-essentials',
+    'storybook-dark-mode',
+    '@storybook/addon-styling-webpack',
+  ],
   framework: {
     name: '@storybook/nextjs',
     options: {},
   },
 };
+
 export default config;

.storybook/preview.tsx

@@ -1,40 +1,25 @@
 import '@mantine/core/styles.css';
-
+import React, { useEffect } from 'react';
-import { ColorSchemeScript, MantineProvider } from '@mantine/core';
+import { addons } from '@storybook/preview-api';
+import { DARK_MODE_EVENT_NAME } from 'storybook-dark-mode';
+import { MantineProvider, useMantineColorScheme } from '@mantine/core';
 import { theme } from '../theme';
 
-export const parameters = {
+const channel = addons.getChannel();
-  layout: 'fullscreen',
-  options: {
-    showPanel: false,
-    storySort: (a: any, b: any) => a.title.localeCompare(b.title, undefined, { numeric: true }),
-  },
-  backgrounds: { disable: true },
-};
 
-export const globalTypes = {
+function ColorSchemeWrapper({ children }: { children: React.ReactNode }) {
-  theme: {
+  const { setColorScheme } = useMantineColorScheme();
-    name: 'Theme',
+  const handleColorScheme = (value: boolean) => setColorScheme(value ? 'dark' : 'light');
-    description: 'Mantine color scheme',
+
-    defaultValue: 'light',
+  useEffect(() => {
-    toolbar: {
+    channel.on(DARK_MODE_EVENT_NAME, handleColorScheme);
-      icon: 'mirror',
+    return () => channel.off(DARK_MODE_EVENT_NAME, handleColorScheme);
-      items: [
+  }, [channel]);
-        { value: 'light', title: 'Light' },
+
-        { value: 'dark', title: 'Dark' },
+  return <>{children}</>;
-      ],
+}
-    },
-  },
-};
 
 export const decorators = [
-  (renderStory: any, context: any) => {
+  (renderStory: any) => <ColorSchemeWrapper>{renderStory()}</ColorSchemeWrapper>,
-    const scheme = (context.globals.theme || 'light') as 'light' | 'dark';
+  (renderStory: any) => <MantineProvider theme={theme}>{renderStory()}</MantineProvider>,
-    return (
-      <MantineProvider theme={theme} forceColorScheme={scheme}>
-        <ColorSchemeScript />
-        {renderStory()}
-      </MantineProvider>
-    );
-  },
 ];

.yarnrc.yml

@@ -1,3 +1,2 @@
 nodeLinker: node-modules
-
+yarnPath: .yarn/releases/yarn-4.0.1.cjs
-yarnPath: .yarn/releases/yarn-4.10.2.cjs

app/layout.tsx

@@ -1,7 +1,6 @@
 import '@mantine/core/styles.css';
-
 import React from 'react';
-import { ColorSchemeScript, mantineHtmlProps, MantineProvider } from '@mantine/core';
+import { MantineProvider, ColorSchemeScript } from '@mantine/core';
 import { theme } from '../theme';
 
 export const metadata = {
@@ -11,7 +10,7 @@ export const metadata = {
 
 export default function RootLayout({ children }: { children: any }) {
   return (
-    <html lang="en" {...mantineHtmlProps}>
+    <html lang="en">
       <head>
         <ColorSchemeScript />
         <link rel="shortcut icon" href="/favicon.svg" />

app/page.tsx

@@ -1,5 +1,5 @@
-import { ColorSchemeToggle } from '../components/ColorSchemeToggle/ColorSchemeToggle';
 import { Welcome } from '../components/Welcome/Welcome';
+import { ColorSchemeToggle } from '../components/ColorSchemeToggle/ColorSchemeToggle';
 
 export default function HomePage() {
   return (

components/Welcome/Welcome.test.tsx

@@ -1,7 +1,9 @@
-import { render, screen } from '@/test-utils';
+import { render, screen, tests } from '@/test-utils';
 import { Welcome } from './Welcome';
 
 describe('Welcome component', () => {
+  tests.itSupportsClassName({ component: Welcome, props: {} });
+
   it('has correct Next.js theming section link', () => {
     render(<Welcome />);
     expect(screen.getByText('this guide')).toHaveAttribute(

components/Welcome/Welcome.tsx

@@ -1,9 +1,9 @@
-import { Anchor, Text, Title } from '@mantine/core';
+import { Title, Text, Anchor } from '@mantine/core';
 import classes from './Welcome.module.css';
 
-export function Welcome() {
+export function Welcome(props: React.ComponentPropsWithoutRef<'div'>) {
   return (
-    <>
+    <div {...props}>
       <Title className={classes.title} ta="center" mt={100}>
         Welcome to{' '}
         <Text inherit variant="gradient" component="span" gradient={{ from: 'pink', to: 'yellow' }}>
@@ -18,6 +18,6 @@ export function Welcome() {
         </Anchor>
         . To get started edit page.tsx file.
       </Text>
-    </>
+    </div>
   );
 }

eslint.config.mjs

@@ -1,22 +0,0 @@
-import mantine from 'eslint-config-mantine';
-import { defineConfig } from 'eslint/config';
-import tseslint from 'typescript-eslint';
-
-// @ts-check
-export default defineConfig(
-  tseslint.configs.recommended,
-  ...mantine,
-  { ignores: ['**/*.{mjs,cjs,js,d.ts,d.mts}', '.next'] },
-  {
-    files: ['**/*.story.tsx'],
-    rules: { 'no-console': 'off' },
-  },
-  {
-    languageOptions: {
-      parserOptions: {
-        tsconfigRootDir: process.cwd(),
-        project: ['./tsconfig.json'],
-      },
-    },
-  }
-);

jest.setup.cjs

@@ -2,7 +2,6 @@ require('@testing-library/jest-dom');
 
 const { getComputedStyle } = window;
 window.getComputedStyle = (elt) => getComputedStyle(elt);
-window.HTMLElement.prototype.scrollIntoView = () => {};
 
 Object.defineProperty(window, 'matchMedia', {
   writable: true,

next-env.d.ts

@@ -1,6 +1,5 @@
 /// <reference types="next" />
 /// <reference types="next/image-types/global" />
-/// <reference path="./.next/types/routes.d.ts" />
 
 // NOTE: This file should not be edited
-// see https://nextjs.org/docs/app/api-reference/config/typescript for more information.
+// see https://nextjs.org/docs/basic-features/typescript for more information.

package.json

@@ -8,9 +8,8 @@
     "analyze": "ANALYZE=true next build",
     "start": "next start",
     "typecheck": "tsc --noEmit",
-    "lint": "npm run eslint && npm run stylelint",
+    "lint": "next lint && npm run lint:stylelint",
-    "eslint": "eslint .",
+    "lint:stylelint": "stylelint '**/*.css' --cache",
-    "stylelint": "stylelint '**/*.css' --cache",
     "jest": "jest",
     "jest:watch": "jest --watch",
     "prettier:check": "prettier --check \"**/*.{ts,tsx}\"",
@@ -20,48 +19,56 @@
     "storybook:build": "storybook build"
   },
   "dependencies": {
-    "@mantine/core": "8.3.1",
+    "@mantine/core": "7.2.2",
-    "@mantine/hooks": "8.3.1",
+    "@mantine/hooks": "7.2.2",
-    "@next/bundle-analyzer": "^15.5.3",
+    "@next/bundle-analyzer": "^14.0.1",
-    "@tabler/icons-react": "^3.34.1",
+    "@tabler/icons-react": "^2.40.0",
-    "next": "15.5.3",
+    "next": "14.0.1",
-    "react": "19.1.1",
+    "react": "18.2.0",
-    "react-dom": "19.1.1"
+    "react-dom": "18.2.0"
   },
   "devDependencies": {
-    "@babel/core": "^7.28.4",
+    "@babel/core": "^7.23.2",
-    "@eslint/eslintrc": "^3",
+    "@mantine-tests/core": "^1.0.1",
-    "@eslint/js": "^9.35.0",
+    "@next/eslint-plugin-next": "^14.0.1",
-    "@ianvs/prettier-plugin-sort-imports": "^4.7.0",
+    "@storybook/addon-essentials": "^7.5.2",
-    "@storybook/addon-themes": "^9.1.5",
+    "@storybook/addon-styling-webpack": "^0.0.5",
-    "@storybook/nextjs": "^9.1.5",
+    "@storybook/blocks": "^7.5.2",
-    "@storybook/react": "^9.1.5",
+    "@storybook/nextjs": "^7.5.2",
-    "@testing-library/dom": "^10.4.1",
+    "@storybook/react": "^7.5.2",
-    "@testing-library/jest-dom": "^6.8.0",
+    "@testing-library/dom": "^9.3.3",
-    "@testing-library/react": "^16.3.0",
+    "@testing-library/jest-dom": "^6.1.4",
-    "@testing-library/user-event": "^14.6.1",
+    "@testing-library/react": "^14.0.0",
-    "@types/eslint-plugin-jsx-a11y": "^6",
+    "@testing-library/user-event": "^14.5.1",
-    "@types/jest": "^30.0.0",
+    "@types/jest": "^29.5.7",
-    "@types/node": "^24.3.1",
+    "@types/node": "^20.8.10",
-    "@types/react": "19.1.12",
+    "@types/react": "18.2.34",
-    "babel-loader": "^10.0.0",
+    "@typescript-eslint/eslint-plugin": "^6.9.1",
-    "eslint": "^9.35.0",
+    "@typescript-eslint/parser": "^6.9.1",
-    "eslint-config-mantine": "^4.0.3",
+    "babel-loader": "^9.1.3",
-    "eslint-config-next": "15.5.3",
+    "eslint": "^8.53.0",
-    "eslint-plugin-jsx-a11y": "^6.10.2",
+    "eslint-config-airbnb": "19.0.4",
-    "eslint-plugin-react": "^7.37.5",
+    "eslint-config-airbnb-typescript": "^17.1.0",
-    "jest": "^30.1.3",
+    "eslint-config-mantine": "3.0.0",
-    "jest-environment-jsdom": "^30.1.2",
+    "eslint-plugin-import": "^2.29.0",
-    "postcss": "^8.5.6",
+    "eslint-plugin-jest": "^27.6.0",
-    "postcss-preset-mantine": "1.18.0",
+    "eslint-plugin-jsx-a11y": "^6.8.0",
+    "eslint-plugin-react": "^7.33.2",
+    "eslint-plugin-react-hooks": "^4.6.0",
+    "eslint-plugin-testing-library": "^6.1.0",
+    "jest": "^29.7.0",
+    "jest-axe": "^8.0.0",
+    "jest-environment-jsdom": "^29.7.0",
+    "postcss": "^8.4.31",
+    "postcss-preset-mantine": "1.11.0",
     "postcss-simple-vars": "^7.0.1",
-    "prettier": "^3.6.2",
+    "prettier": "^3.0.3",
-    "storybook": "^9.1.5",
+    "storybook": "^7.5.2",
-    "stylelint": "^16.24.0",
+    "storybook-dark-mode": "^3.0.1",
-    "stylelint-config-standard-scss": "^16.0.0",
+    "stylelint": "^15.11.0",
-    "ts-jest": "^29.4.1",
+    "stylelint-config-standard-scss": "^11.1.0",
-    "typescript": "5.9.2",
+    "ts-jest": "^29.1.1",
-    "typescript-eslint": "^8.43.0"
+    "typescript": "5.2.2"
   },
-  "packageManager": "yarn@4.10.2"
+  "packageManager": "yarn@4.0.1"
 }

test-utils/index.ts

@@ -1,5 +1,6 @@
 import userEvent from '@testing-library/user-event';
 
+export { tests } from '@mantine-tests/core';
 export * from '@testing-library/react';
 export { render } from './render';
 export { userEvent };

test-utils/render.tsx

@@ -5,9 +5,7 @@ import { theme } from '../theme';
 export function render(ui: React.ReactNode) {
   return testingLibraryRender(<>{ui}</>, {
     wrapper: ({ children }: { children: React.ReactNode }) => (
-      <MantineProvider theme={theme} env="test">
+      <MantineProvider theme={theme}>{children}</MantineProvider>
-        {children}
-      </MantineProvider>
     ),
   });
 }

tsconfig.json

@@ -17,14 +17,9 @@
     "incremental": true,
     "paths": {
       "@/*": ["./*"]
-    }
+    },
+    "plugins": [{ "name": "next" }]
   },
-  "include": [
+  "include": ["next-env.d.ts", "**/*.ts", "**/*.tsx", ".next/types/**/*.ts"],
-    "next-env.d.ts",
-    "**/*.ts",
-    "**/*.tsx",
-    ".storybook/main.ts",
-    ".storybook/preview.tsx"
-  ],
   "exclude": ["node_modules"]
 }