From 3844cf903fa9f1a40583ff03bc66651c3cfe4764 Mon Sep 17 00:00:00 2001
From: Imamuzzaki Abu Salam <imamuzzaki@gmail.com>
Date: Mon, 29 Jul 2024 13:55:10 +0700
Subject: [PATCH 1/3] chore(examples): add test-vitest example

---
 examples/test-vitest/.gitignore               |  35 ++++
 examples/test-vitest/@types/i18next.d.ts      |  18 ++
 examples/test-vitest/@types/resources.ts      |  11 ++
 .../test-vitest/components/Footer.test.tsx    |  26 +++
 examples/test-vitest/components/Footer.tsx    |  33 ++++
 .../test-vitest/components/Header.test.tsx    |  25 +++
 examples/test-vitest/components/Header.tsx    |  24 +++
 examples/test-vitest/i18nForTests.ts          |  68 +++++++
 examples/test-vitest/next-env.d.ts            |   5 +
 examples/test-vitest/next-i18next.config.js   |  28 +++
 examples/test-vitest/next-utils.config.js     |  26 +++
 examples/test-vitest/next.config.js           |  21 ++
 examples/test-vitest/package.json             |  45 +++++
 examples/test-vitest/pages/_app.tsx           |  10 +
 examples/test-vitest/pages/_document.tsx      |  45 +++++
 examples/test-vitest/pages/index.test.tsx     |  64 ++++++
 examples/test-vitest/pages/index.tsx          | 122 ++++++++++++
 .../test-vitest/pages/second-page.test.tsx    |  55 ++++++
 examples/test-vitest/pages/second-page.tsx    |  41 ++++
 examples/test-vitest/public/app.css           | 185 ++++++++++++++++++
 .../test-vitest/public/locales/de/common.json |  25 +++
 .../test-vitest/public/locales/de/footer.json |   4 +
 .../public/locales/de/second-page.json        |   5 +
 .../test-vitest/public/locales/en/common.json |  25 +++
 .../test-vitest/public/locales/en/footer.json |   4 +
 .../public/locales/en/second-page.json        |   5 +
 examples/test-vitest/tsconfig.json            |  30 +++
 examples/test-vitest/vercel.json              |   5 +
 examples/test-vitest/vitest.config.ts         |  34 ++++
 examples/test-vitest/vitest.setup.ts          |  10 +
 jest.config.js                                |  29 +--
 package.json                                  |   6 +-
 32 files changed, 1054 insertions(+), 15 deletions(-)
 create mode 100644 examples/test-vitest/.gitignore
 create mode 100644 examples/test-vitest/@types/i18next.d.ts
 create mode 100644 examples/test-vitest/@types/resources.ts
 create mode 100644 examples/test-vitest/components/Footer.test.tsx
 create mode 100644 examples/test-vitest/components/Footer.tsx
 create mode 100644 examples/test-vitest/components/Header.test.tsx
 create mode 100644 examples/test-vitest/components/Header.tsx
 create mode 100644 examples/test-vitest/i18nForTests.ts
 create mode 100644 examples/test-vitest/next-env.d.ts
 create mode 100644 examples/test-vitest/next-i18next.config.js
 create mode 100644 examples/test-vitest/next-utils.config.js
 create mode 100644 examples/test-vitest/next.config.js
 create mode 100644 examples/test-vitest/package.json
 create mode 100644 examples/test-vitest/pages/_app.tsx
 create mode 100644 examples/test-vitest/pages/_document.tsx
 create mode 100644 examples/test-vitest/pages/index.test.tsx
 create mode 100644 examples/test-vitest/pages/index.tsx
 create mode 100644 examples/test-vitest/pages/second-page.test.tsx
 create mode 100644 examples/test-vitest/pages/second-page.tsx
 create mode 100644 examples/test-vitest/public/app.css
 create mode 100644 examples/test-vitest/public/locales/de/common.json
 create mode 100644 examples/test-vitest/public/locales/de/footer.json
 create mode 100644 examples/test-vitest/public/locales/de/second-page.json
 create mode 100644 examples/test-vitest/public/locales/en/common.json
 create mode 100644 examples/test-vitest/public/locales/en/footer.json
 create mode 100644 examples/test-vitest/public/locales/en/second-page.json
 create mode 100644 examples/test-vitest/tsconfig.json
 create mode 100644 examples/test-vitest/vercel.json
 create mode 100644 examples/test-vitest/vitest.config.ts
 create mode 100644 examples/test-vitest/vitest.setup.ts

diff --git a/examples/test-vitest/.gitignore b/examples/test-vitest/.gitignore
new file mode 100644
index 000000000..472010b4d
--- /dev/null
+++ b/examples/test-vitest/.gitignore
@@ -0,0 +1,35 @@
+# compiled output
+/dist
+/node_modules
+
+# Logs
+logs
+*.log
+npm-debug.log*
+pnpm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+lerna-debug.log*
+
+# OS
+.DS_Store
+
+# Tests
+/coverage
+/.nyc_output
+
+# IDEs and editors
+/.idea
+.project
+.classpath
+.c9/
+*.launch
+.settings/
+*.sublime-workspace
+
+# IDE - VSCode
+.vscode/*
+!.vscode/settings.json
+!.vscode/tasks.json
+!.vscode/launch.json
+!.vscode/extensions.json
diff --git a/examples/test-vitest/@types/i18next.d.ts b/examples/test-vitest/@types/i18next.d.ts
new file mode 100644
index 000000000..4bb27ff4d
--- /dev/null
+++ b/examples/test-vitest/@types/i18next.d.ts
@@ -0,0 +1,18 @@
+/**
+ * If you want to enable locale keys typechecking and enhance IDE experience.
+ *
+ * Requires `resolveJsonModule:true` in your tsconfig.json.
+ *
+ * @link https://www.i18next.com/overview/typescript
+ */
+import 'i18next'
+
+// resources.ts file is generated with `npm run toc`
+import resources from './resources.ts'
+
+declare module 'i18next' {
+  interface CustomTypeOptions {
+    defaultNS: 'common'
+    resources: typeof resources
+  }
+}
diff --git a/examples/test-vitest/@types/resources.ts b/examples/test-vitest/@types/resources.ts
new file mode 100644
index 000000000..a955d5c6a
--- /dev/null
+++ b/examples/test-vitest/@types/resources.ts
@@ -0,0 +1,11 @@
+import common from '../public/locales/en/common.json';
+import footer from '../public/locales/en/footer.json';
+import secondpage from '../public/locales/en/second-page.json';
+
+const resources = {
+  common,
+  footer,
+  'second-page': secondpage
+} as const;
+
+export default resources;
diff --git a/examples/test-vitest/components/Footer.test.tsx b/examples/test-vitest/components/Footer.test.tsx
new file mode 100644
index 000000000..beea2f0d3
--- /dev/null
+++ b/examples/test-vitest/components/Footer.test.tsx
@@ -0,0 +1,26 @@
+import { render, screen } from "@testing-library/react";
+import { describe, expect, it, vi } from "vitest";
+import { Footer } from "./Footer";
+
+vi.mock("next-i18next", () => ({
+	useTranslation: () => ({
+		t: (key: string) => key,
+	}),
+	Trans: ({ children }: { children: React.ReactNode }) => <>{children}</>,
+}));
+
+vi.mock("next-i18next/package.json", () => ({
+	default: { version: "1.0.0" },
+}));
+
+describe("Footer", () => {
+	it("renders correctly", () => {
+		render(<Footer />);
+
+		expect(screen.getByText("description")).toBeInTheDocument();
+		expect(screen.getByText("next-i18next v1.0.0")).toBeInTheDocument();
+		expect(screen.getByText(/With using/)).toBeInTheDocument();
+		expect(screen.getByText("locize")).toBeInTheDocument();
+		expect(screen.getByText("i18next")).toBeInTheDocument();
+	});
+});
diff --git a/examples/test-vitest/components/Footer.tsx b/examples/test-vitest/components/Footer.tsx
new file mode 100644
index 000000000..a7427ed75
--- /dev/null
+++ b/examples/test-vitest/components/Footer.tsx
@@ -0,0 +1,33 @@
+import { Trans, useTranslation } from "next-i18next";
+import pkg from "next-i18next/package.json";
+import type { FC } from "react";
+
+export const Footer: FC = () => {
+	const { t } = useTranslation("footer");
+
+	return (
+		<footer>
+			<p>{t("description")}</p>
+			<p>next-i18next v{pkg.version}</p>
+			<p
+				style={{
+					fontSize: "smaller",
+					fontStyle: "italic",
+					marginTop: 20,
+				}}
+			>
+				<Trans i18nKey="helpLocize" t={t}>
+					With using
+					<a href="https://locize.com" target="_new">
+						locize
+					</a>
+					you directly support the future of
+					<a href="https://www.i18next.com" target="_new">
+						i18next
+					</a>
+					.
+				</Trans>
+			</p>
+		</footer>
+	);
+};
diff --git a/examples/test-vitest/components/Header.test.tsx b/examples/test-vitest/components/Header.test.tsx
new file mode 100644
index 000000000..2bb0aea0b
--- /dev/null
+++ b/examples/test-vitest/components/Header.test.tsx
@@ -0,0 +1,25 @@
+import { render, screen } from "@testing-library/react";
+import { describe, expect, it, vi } from "vitest";
+import { Header } from "./Header";
+
+vi.mock("next/head", () => ({
+	default: ({ children }: { children: React.ReactNode }) => <>{children}</>,
+}));
+
+describe("Header", () => {
+	it("renders correctly", () => {
+		const props = {
+			heading: "Test Heading",
+			title: "Test Title",
+		};
+
+		render(<Header {...props} />);
+
+		expect(screen.getByText("next-i18next")).toBeInTheDocument();
+		expect(screen.getByText(props.heading)).toBeInTheDocument();
+		expect(screen.getByRole("link", { name: "" })).toHaveAttribute(
+			"href",
+			"//github.com/i18next/next-i18next",
+		);
+	});
+});
diff --git a/examples/test-vitest/components/Header.tsx b/examples/test-vitest/components/Header.tsx
new file mode 100644
index 000000000..7fa7a378a
--- /dev/null
+++ b/examples/test-vitest/components/Header.tsx
@@ -0,0 +1,24 @@
+import Head from "next/head";
+import Link from "next/link";
+import type { FC } from "react";
+
+type Props = {
+	heading: string;
+	title: string;
+};
+
+export const Header: FC<Props> = ({ heading, title }) => (
+	<>
+		<Head>
+			<title>{title}</title>
+		</Head>
+		<h2>
+			next-i18next
+			<hr />
+		</h2>
+		<h1>{heading}</h1>
+		<Link className="github" href="//github.com/i18next/next-i18next">
+			<i className="typcn typcn-social-github-circular" />
+		</Link>
+	</>
+);
diff --git a/examples/test-vitest/i18nForTests.ts b/examples/test-vitest/i18nForTests.ts
new file mode 100644
index 000000000..c0de6eeea
--- /dev/null
+++ b/examples/test-vitest/i18nForTests.ts
@@ -0,0 +1,68 @@
+import i18n from "i18next";
+import { initReactI18next } from "react-i18next";
+
+i18n.use(initReactI18next).init({
+	lng: "en",
+	fallbackLng: "en",
+	resources: {
+		en: {
+			common: {
+				h1: "Welcome",
+				title: "Next.js i18n example",
+				"change-locale": "Change locale to {{changeTo}}",
+				"to-second-page": "Go to the second page",
+				"blog.appDir.question": "Do you want to use the app directory?",
+				"blog.appDir.answer": "Then check out <0>this blog post</0>.",
+				"blog.appDir.link": "https://locize.com/blog/next-app-dir-i18n/",
+				"blog.optimized.question": "Do you want to optimize your Next.js i18n?",
+				"blog.optimized.answer":
+					"Then you may have a look at <0>this blog post</0>.",
+				"blog.optimized.link": "https://locize.com/blog/next-i18next/",
+				"blog.ssg.question": "Do you want to use getStaticProps with SSG?",
+				"blog.ssg.answer": "Then you may have a look at <0>this blog post</0>.",
+				"blog.ssg.link": "https://locize.com/blog/next-i18n-static/",
+			},
+			footer: {
+				description: "This is the footer.",
+				helpLocize:
+					"With using <0>locize</0> you directly support the future of <1>i18next</1>.",
+			},
+			"second-page": {
+				h1: "Hi",
+				title: "Second page",
+				"back-to-home": "Back to home",
+			},
+		},
+		de: {
+			common: {
+				h1: "Willkommen",
+				title: "Next.js i18n Beispiel",
+				"change-locale": "Sprache ändern zu {{changeTo}}",
+				"to-second-page": "Gehe zur zweiten Seite",
+				"blog.appDir.question": "Möchtest du das App-Verzeichnis verwenden?",
+				"blog.appDir.answer": "Dann schau dir <0>diesen Blog-Post</0> an.",
+				"blog.appDir.link": "https://locize.com/blog/next-app-dir-i18n/de/",
+				"blog.optimized.question": "Möchtest du dein Next.js i18n optimieren?",
+				"blog.optimized.answer":
+					"Dann kannst du dir <0>diesen Blog-Post</0> ansehen.",
+				"blog.optimized.link": "https://locize.com/blog/next-i18next/de/",
+				"blog.ssg.question": "Möchtest du getStaticProps mit SSG verwenden?",
+				"blog.ssg.answer":
+					"Dann kannst du dir <0>diesen Blog-Post</0> ansehen.",
+				"blog.ssg.link": "https://locize.com/blog/next-i18n-static/de/",
+			},
+			footer: {
+				description: "Dies ist die Fußzeile.",
+				helpLocize:
+					"Mit der Verwendung von <0>locize</0> unterstützt du direkt die Zukunft von <1>i18next</1>.",
+			},
+			"second-page": {
+				h1: "Hallo",
+				title: "Zweite Seite",
+				"back-to-home": "Zurück zur Startseite",
+			},
+		},
+	},
+});
+
+export { i18n };
diff --git a/examples/test-vitest/next-env.d.ts b/examples/test-vitest/next-env.d.ts
new file mode 100644
index 000000000..4f11a03dc
--- /dev/null
+++ b/examples/test-vitest/next-env.d.ts
@@ -0,0 +1,5 @@
+/// <reference types="next" />
+/// <reference types="next/image-types/global" />
+
+// NOTE: This file should not be edited
+// see https://nextjs.org/docs/basic-features/typescript for more information.
diff --git a/examples/test-vitest/next-i18next.config.js b/examples/test-vitest/next-i18next.config.js
new file mode 100644
index 000000000..95aa3db00
--- /dev/null
+++ b/examples/test-vitest/next-i18next.config.js
@@ -0,0 +1,28 @@
+// @ts-check
+
+/**
+ * @type {import('next-i18next').UserConfig}
+ */
+module.exports = {
+  // https://www.i18next.com/overview/configuration-options#logging
+  debug: process.env.NODE_ENV === 'development',
+  i18n: {
+    defaultLocale: 'en',
+    locales: ['en', 'de'],
+  },
+  /** To avoid issues when deploying to some paas (vercel...) */
+  localePath:
+    typeof window === 'undefined'
+      ? require('path').resolve('./public/locales')
+      : '/locales',
+
+  reloadOnPrerender: process.env.NODE_ENV === 'development',
+
+  /**
+   * @link https://github.com/i18next/next-i18next#6-advanced-configuration
+   */
+  // saveMissing: false,
+  // strictMode: true,
+  // serializeConfig: false,
+  // react: { useSuspense: false }
+}
diff --git a/examples/test-vitest/next-utils.config.js b/examples/test-vitest/next-utils.config.js
new file mode 100644
index 000000000..3a056e23b
--- /dev/null
+++ b/examples/test-vitest/next-utils.config.js
@@ -0,0 +1,26 @@
+const pc = require('picocolors')
+
+const nextUtilsConfig = () => {
+  const trueEnv = ['true', '1', 'yes']
+  const esmExternals = trueEnv.includes(
+    process.env?.NEXTJS_ESM_EXTERNALS ?? 'false'
+  )
+  const tsconfigPath = process.env.NEXTJS_TSCONFIG_PATH
+    ? process.env.NEXTJS_TSCONFIG_PATH
+    : './tsconfig.json'
+
+  // eslint-disable-next-line no-console
+  console.warn(
+    `${pc.green('warn  -')} experimental.esmExternals is ${
+      esmExternals ? 'enabled' : 'disabled'
+    }`
+  )
+  return {
+    esmExternals,
+    tsconfigPath,
+  }
+}
+
+module.exports = {
+  loadCustomBuildParams: nextUtilsConfig,
+}
diff --git a/examples/test-vitest/next.config.js b/examples/test-vitest/next.config.js
new file mode 100644
index 000000000..bbef00632
--- /dev/null
+++ b/examples/test-vitest/next.config.js
@@ -0,0 +1,21 @@
+// @ts-check
+const { i18n } = require('./next-i18next.config.js')
+
+// You can remove the following 2 lines when integrating our example.
+const { loadCustomBuildParams } = require('./next-utils.config')
+const { esmExternals = false, tsconfigPath } =
+  loadCustomBuildParams()
+
+/** @type {import('next').NextConfig} */
+const nextConfig = {
+  experimental: {
+    esmExternals, // https://nextjs.org/blog/next-11-1#es-modules-support
+  },
+  i18n,
+  reactStrictMode: true,
+  typescript: {
+    tsconfigPath,
+  },
+}
+
+module.exports = nextConfig
diff --git a/examples/test-vitest/package.json b/examples/test-vitest/package.json
new file mode 100644
index 000000000..6fd6fb13a
--- /dev/null
+++ b/examples/test-vitest/package.json
@@ -0,0 +1,45 @@
+{
+	"name": "next-i18next-example-test-vitest",
+	"version": "1.0.0",
+	"main": "index.js",
+	"license": "MIT",
+	"scripts": {
+		"dev": "next",
+		"build": "next build",
+		"start": "next start -p ${PORT:=3000}",
+		"typecheck": "tsc --project ./tsconfig.json --noEmit",
+		"clean": "rimraf .next",
+		"nuke:install": "rimraf ./node_modules ./package-lock.json",
+		"toc": "i18next-resources-for-ts toc -i ./public/locales/en -o ./@types/resources.ts",
+		"merge": "i18next-resources-for-ts merge -i ./public/locales/en -o ./@types/resources.json",
+		"interface": "i18next-resources-for-ts interface -i ./public/locales/en -o ./@types/resources.d.ts",
+		"test": "vitest",
+		"coverage": "vitest run --coverage"
+	},
+	"dependencies": {
+		"i18next": "23.11.5",
+		"next": "^14.2.4",
+		"next-i18next": "^15.3.0",
+		"react": "^18.3.1",
+		"react-i18next": "^14.1.2",
+		"react-dom": "^18.3.1"
+	},
+	"devDependencies": {
+		"@testing-library/jest-dom": "^6.4.8",
+		"@testing-library/react": "^16.0.0",
+		"@types/node": "^20.14.6",
+		"@types/react": "^18.3.3",
+		"@types/react-dom": "^18.3.0",
+		"@vitejs/plugin-react": "^4.3.1",
+		"@vitest/coverage-v8": "^2.0.4",
+		"eslint-config-next": "^14.2.4",
+		"i18next-resources-for-ts": "1.5.0",
+		"jsdom": "^24.1.1",
+		"picocolors": "^1.0.1",
+		"rimraf": "^5.0.7",
+		"typescript": "^5.4.5",
+		"vitest": "^2.0.4",
+		"whatwg-fetch": "^3.6.20"
+	},
+	"trustedDependencies": ["core-js"]
+}
diff --git a/examples/test-vitest/pages/_app.tsx b/examples/test-vitest/pages/_app.tsx
new file mode 100644
index 000000000..f26cdebb2
--- /dev/null
+++ b/examples/test-vitest/pages/_app.tsx
@@ -0,0 +1,10 @@
+import { appWithTranslation } from "next-i18next";
+import type { AppProps } from "next/app";
+// import nextI18NextConfig from '../next-i18next.config.js'
+
+const MyApp = ({ Component, pageProps }: AppProps) => (
+	<Component {...pageProps} />
+);
+
+// https://github.com/i18next/next-i18next#unserializable-configs
+export default appWithTranslation(MyApp /*, nextI18NextConfig */);
diff --git a/examples/test-vitest/pages/_document.tsx b/examples/test-vitest/pages/_document.tsx
new file mode 100644
index 000000000..f3cc17ebd
--- /dev/null
+++ b/examples/test-vitest/pages/_document.tsx
@@ -0,0 +1,45 @@
+import Document, { Html, Head, Main, NextScript } from "next/document";
+import type { DocumentProps } from "next/document";
+import i18nextConfig from "../next-i18next.config";
+
+type Props = DocumentProps & {
+	// add custom document props
+};
+
+class MyDocument extends Document<Props> {
+	render() {
+		const currentLocale =
+			this.props.__NEXT_DATA__.locale ?? i18nextConfig.i18n.defaultLocale;
+		return (
+			<Html lang={currentLocale}>
+				<Head>
+					<meta charSet="utf-8" />
+					<link
+						href="https://cdnjs.cloudflare.com/ajax/libs/meyer-reset/2.0/reset.min.css"
+						rel="stylesheet"
+					/>
+					<link href="/app.css" rel="stylesheet" />
+					<link
+						href="https://cdnjs.cloudflare.com/ajax/libs/typicons/2.0.9/typicons.min.css"
+						rel="stylesheet"
+					/>
+					<link
+						href="https://fonts.googleapis.com/css?family=Open+Sans:300,400|Oswald:600"
+						rel="stylesheet"
+					/>
+					<link
+						data-react-helmet="true"
+						rel="icon"
+						href="https://blobscdn.gitbook.com/v0/b/gitbook-28427.appspot.com/o/spaces%2F-L9iS6Wm2hynS5H9Gj7j%2Favatar.png?generation=1523462254548780&amp;alt=media"
+					/>
+				</Head>
+				<body>
+					<Main />
+					<NextScript />
+				</body>
+			</Html>
+		);
+	}
+}
+
+export default MyDocument;
diff --git a/examples/test-vitest/pages/index.test.tsx b/examples/test-vitest/pages/index.test.tsx
new file mode 100644
index 000000000..a75b02185
--- /dev/null
+++ b/examples/test-vitest/pages/index.test.tsx
@@ -0,0 +1,64 @@
+import { fireEvent, render, screen } from "@testing-library/react";
+import { describe, expect, it, vi } from "vitest";
+import Homepage from "./index";
+
+const mockPush = vi.fn();
+const mockChangeLanguage = vi.fn();
+
+vi.mock("next/router", () => ({
+	useRouter: () => ({
+		locale: "en",
+		push: mockPush,
+		pathname: "/",
+		asPath: "/",
+		query: {},
+	}),
+}));
+
+vi.mock("next-i18next", () => ({
+	useTranslation: () => ({
+		t: (key: string) => key,
+		i18n: {
+			changeLanguage: mockChangeLanguage,
+		},
+	}),
+	Trans: ({ children }: { children: React.ReactNode }) => <>{children}</>,
+}));
+
+vi.mock("../components/Footer", () => ({
+	Footer: () => <div data-testid="footer" />,
+}));
+
+vi.mock("../components/Header", () => ({
+	Header: () => <div data-testid="header" />,
+}));
+
+describe("Homepage", () => {
+	it("renders correctly", () => {
+		render(<Homepage />);
+
+		expect(screen.getByTestId("header")).toBeInTheDocument();
+		expect(screen.getByTestId("footer")).toBeInTheDocument();
+		expect(screen.getByText("blog.appDir.question")).toBeInTheDocument();
+		expect(screen.getByText("blog.optimized.question")).toBeInTheDocument();
+		expect(screen.getByText("blog.ssg.question")).toBeInTheDocument();
+		expect(screen.getAllByText("change-locale")).toHaveLength(3);
+		expect(screen.getByText("to-second-page")).toBeInTheDocument();
+	});
+
+	it("changes language when clicking the change locale button", () => {
+		render(<Homepage />);
+		const changeLocaleButtons = screen.getAllByText("change-locale");
+		fireEvent.click(changeLocaleButtons[1]); // Click the second button (index 1)
+		expect(mockPush).toHaveBeenCalledWith({ pathname: "/", query: {} }, "/", {
+			locale: "de",
+		});
+	});
+
+	it("changes language on client side", () => {
+		render(<Homepage />);
+		const changeLocaleButtons = screen.getAllByText("change-locale");
+		fireEvent.click(changeLocaleButtons[2]); // Click the third button (index 2)
+		expect(mockChangeLanguage).toHaveBeenCalledWith("de");
+	});
+});
diff --git a/examples/test-vitest/pages/index.tsx b/examples/test-vitest/pages/index.tsx
new file mode 100644
index 000000000..69ce5f646
--- /dev/null
+++ b/examples/test-vitest/pages/index.tsx
@@ -0,0 +1,122 @@
+import type { GetStaticProps, InferGetStaticPropsType } from "next";
+import Link from "next/link";
+import { useRouter } from "next/router";
+
+import { Trans, useTranslation } from "next-i18next";
+import { serverSideTranslations } from "next-i18next/serverSideTranslations";
+
+import { Footer } from "../components/Footer";
+import { Header } from "../components/Header";
+
+// type Props = {
+// 	// Add custom props here
+// };
+
+const Homepage = (_props: InferGetStaticPropsType<typeof getStaticProps>) => {
+	const router = useRouter();
+	const { t, i18n } = useTranslation("common");
+
+	// eslint-disable-next-line @typescript-eslint/no-unused-vars
+	const onToggleLanguageClick = (newLocale: string) => {
+		const { pathname, asPath, query } = router;
+		router.push({ pathname, query }, asPath, { locale: newLocale });
+	};
+
+	// eslint-disable-next-line @typescript-eslint/no-unused-vars
+	const clientSideLanguageChange = (newLocale: string) => {
+		i18n.changeLanguage(newLocale);
+	};
+
+	const changeTo = router.locale === "en" ? "de" : "en";
+	// const changeTo = i18n.resolvedLanguage === 'en' ? 'de' : 'en'
+
+	return (
+		<>
+			<main>
+				<Header heading={t("h1")} title={t("title")} />
+				<div className="mainBox">
+					<div className="card">
+						<h3 className="card-title">{t("blog.appDir.question")}</h3>
+						<p className="card-text">
+							<Trans i18nKey="blog.appDir.answer">
+								Then check out
+								<a href={t("blog.appDir.link")}>this blog post</a>.
+							</Trans>
+						</p>
+						<a href={t("blog.appDir.link")}>
+							<img
+								className="card-img"
+								src="https://locize.com/blog/next-app-dir-i18n/next-app-dir-i18n.jpg"
+								alt="next-app-dir-i18n"
+							/>
+						</a>
+					</div>
+
+					<div className="card">
+						<h3 className="card-title">{t("blog.optimized.question")}</h3>
+						<p className="card-text">
+							<Trans i18nKey="blog.optimized.answer">
+								Then you may have a look at
+								<a href={t("blog.optimized.link")}>this blog post</a>.
+							</Trans>
+						</p>
+						<a href={t("blog.optimized.link")}>
+							<img
+								className="card-img"
+								src="https://locize.com/blog/next-i18next/next-i18next.jpg"
+								alt="next-i18next"
+							/>
+						</a>
+					</div>
+					<div className="card">
+						<h3 className="card-title">{t("blog.ssg.question")}</h3>
+						<p className="card-text">
+							<Trans i18nKey="blog.ssg.answer">
+								Then you may have a look at
+								<a href={t("blog.ssg.link")}>this blog post</a>.
+							</Trans>
+						</p>
+						<a href={t("blog.ssg.link")}>
+							<img
+								className="card-img"
+								src="https://locize.com/blog/next-i18n-static/title.jpg"
+								alt="next-i18n-static"
+							/>
+						</a>
+					</div>
+				</div>
+				<hr style={{ marginTop: 20, width: "90%" }} />
+				<div>
+					<Link href="/" locale={changeTo}>
+						<button type="button">{t("change-locale", { changeTo })}</button>
+					</Link>
+					alternative language change without using Link component
+					<button type="button" onClick={() => onToggleLanguageClick(changeTo)}>
+						{t("change-locale", { changeTo })}
+					</button>
+					alternative language change without using Link component, but this
+					will change language only on client side
+					<button
+						type="button"
+						onClick={() => clientSideLanguageChange(changeTo)}
+					>
+						{t("change-locale", { changeTo })}
+					</button>
+					<Link href="/second-page">
+						<button type="button">{t("to-second-page")}</button>
+					</Link>
+				</div>
+			</main>
+			<Footer />
+		</>
+	);
+};
+
+// or getServerSideProps: GetServerSideProps<Props> = async ({ locale })
+export const getStaticProps: GetStaticProps = async ({ locale }) => ({
+	props: {
+		...(await serverSideTranslations(locale ?? "en", ["common", "footer"])),
+	},
+});
+
+export default Homepage;
diff --git a/examples/test-vitest/pages/second-page.test.tsx b/examples/test-vitest/pages/second-page.test.tsx
new file mode 100644
index 000000000..81a3f90d5
--- /dev/null
+++ b/examples/test-vitest/pages/second-page.test.tsx
@@ -0,0 +1,55 @@
+import { render, screen } from "@testing-library/react";
+import { describe, expect, it, vi } from "vitest";
+import SecondPage, { getServerSideProps } from "./second-page";
+
+vi.mock("next-i18next", () => ({
+	useTranslation: () => ({
+		t: (key: string) => key,
+	}),
+}));
+
+vi.mock("next-i18next/serverSideTranslations", () => ({
+	serverSideTranslations: vi.fn().mockResolvedValue({ _nextI18Next: {} }),
+}));
+
+vi.mock("../components/Footer", () => ({
+	Footer: () => <div data-testid="footer" />,
+}));
+
+vi.mock("../components/Header", () => ({
+	Header: () => <div data-testid="header" />,
+}));
+
+describe("SecondPage", () => {
+	it("renders correctly", () => {
+		render(<SecondPage />);
+
+		expect(screen.getByTestId("header")).toBeInTheDocument();
+		expect(screen.getByTestId("footer")).toBeInTheDocument();
+		expect(screen.getByText("second-page:back-to-home")).toBeInTheDocument();
+	});
+});
+
+describe("getServerSideProps", () => {
+	it("returns correct props", async () => {
+		const context = { locale: "en" };
+		const result = await getServerSideProps(context as any);
+
+		expect(result).toEqual({
+			props: {
+				_nextI18Next: {},
+			},
+		});
+	});
+
+	it("uses default locale when not provided", async () => {
+		const context = {};
+		const result = await getServerSideProps(context as any);
+
+		expect(result).toEqual({
+			props: {
+				_nextI18Next: {},
+			},
+		});
+	});
+});
diff --git a/examples/test-vitest/pages/second-page.tsx b/examples/test-vitest/pages/second-page.tsx
new file mode 100644
index 000000000..53b660e63
--- /dev/null
+++ b/examples/test-vitest/pages/second-page.tsx
@@ -0,0 +1,41 @@
+import type { GetServerSideProps, InferGetServerSidePropsType } from "next";
+import Link from "next/link";
+
+import { useTranslation } from "next-i18next";
+import { serverSideTranslations } from "next-i18next/serverSideTranslations";
+
+import { Footer } from "../components/Footer";
+import { Header } from "../components/Header";
+
+// type Props = {
+//   // Add custom props here
+// }
+
+const SecondPage = (
+	_props: InferGetServerSidePropsType<typeof getServerSideProps>,
+) => {
+	const { t } = useTranslation(["common", "second-page"]);
+
+	return (
+		<>
+			<main>
+				<Header heading={t("second-page:h1")} title={t("second-page:title")} />
+				<Link href="/">
+					<button type="button">{t("second-page:back-to-home")}</button>
+				</Link>
+			</main>
+			<Footer />
+		</>
+	);
+};
+
+export const getServerSideProps: GetServerSideProps = async ({ locale }) => ({
+	props: {
+		...(await serverSideTranslations(locale ?? "en", [
+			"second-page",
+			"footer",
+		])),
+	},
+});
+
+export default SecondPage;
diff --git a/examples/test-vitest/public/app.css b/examples/test-vitest/public/app.css
new file mode 100644
index 000000000..61378a550
--- /dev/null
+++ b/examples/test-vitest/public/app.css
@@ -0,0 +1,185 @@
+#__next {
+  font-family: 'Open Sans', sans-serif;
+  text-align: center;
+  background-image: linear-gradient(
+    to left top,
+    #ffffff,
+    #f5f5f5,
+    #eaeaea,
+    #e0e0e0,
+    #d6d6d6
+  );
+  display: flex;
+  flex-direction: column;
+  margin: 0;
+  min-height: 100vh;
+  min-width: 100vw;
+}
+
+* body {
+  overflow-x: hidden; /* Hide x-axis overflow */
+}
+
+h1,
+h2 {
+  font-family: 'Oswald', sans-serif;
+}
+
+h1 {
+  font-size: 3rem;
+  margin: 5rem 0;
+}
+h2 {
+  min-width: 18rem;
+  font-size: 2rem;
+  opacity: 0.3;
+}
+h3 {
+  font-size: 1.5rem;
+  opacity: 0.5;
+}
+
+.mainBox {
+  display: grid;
+  gap: 20px;
+  width: 90%;
+  grid-template-columns: 1fr;
+  grid-auto-rows: auto;
+}
+
+.card {
+  background-color: #fff;
+  border-radius: 10px;
+  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
+  overflow: hidden;
+  text-align: center;
+  box-sizing: border-box;
+  transition: box-shadow 0.3s ease; /* Smooth transition for the hover effect */
+  display: grid;
+  grid-template-rows: auto 1fr auto;
+}
+
+.card:hover {
+  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2); /* Increased shadow on hover */
+}
+
+.card-title {
+  padding-top: 11px;
+  min-height: 70px;
+  font-size: 1.5em;
+  margin: 0 0 10px;
+}
+
+.card-text {
+  font-size: 1em;
+  color: #666;
+  margin-bottom: 15px;
+  padding: 0 10px; /* Add padding for text inside the card */
+}
+
+.card-text a {
+  color: #007bff;
+  text-decoration: none;
+}
+
+.card-text a:hover {
+  text-decoration: underline;
+}
+
+.card-img {
+  width: 100%; /* Full width of the parent div */
+  height: auto; /* Maintain aspect ratio */
+  border-radius: 0 0 10px 10px; /* Rounded corners on the bottom only */
+  display: block; /* Prevent extra space below the image */
+  transition:
+    transform 0.5s ease,
+    box-shadow 0.5s ease; /* Smooth transition for hover effects with longer duration */
+}
+
+.card-img:hover {
+  transform: scale(1.05); /* Slightly scale up the image */
+  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2); /* Add a subtle shadow */
+}
+
+/* Media queries for responsive design */
+@media (min-width: 600px) {
+  .mainBox {
+    grid-template-columns: repeat(
+      2,
+      1fr
+    ); /* Show 2 cards per row on medium screens */
+  }
+}
+
+@media (min-width: 900px) {
+  .mainBox {
+    grid-template-columns: repeat(
+      3,
+      1fr
+    ); /* Show 3 cards per row on large screens */
+  }
+}
+
+p {
+  line-height: 1.65em;
+}
+p:nth-child(2) {
+  font-style: italic;
+  opacity: 0.65;
+  margin-top: 1rem;
+}
+
+a.github {
+  position: fixed;
+  top: 0.5rem;
+  right: 0.75rem;
+  font-size: 4rem;
+  color: #888;
+  opacity: 0.8;
+}
+a.github:hover {
+  opacity: 1;
+}
+
+button {
+  display: inline-block;
+  vertical-align: bottom;
+  outline: 0;
+  text-decoration: none;
+  cursor: pointer;
+  background-color: rgba(255, 255, 255, 0.5);
+  box-sizing: border-box;
+  font-size: 1em;
+  font-family: inherit;
+  border-radius: 3px;
+  transition: box-shadow 0.2s ease;
+  user-select: none;
+  line-height: 2.5em;
+  min-height: 40px;
+  padding: 0 0.8em;
+  border: 0;
+  border-radius: 5px;
+  color: inherit;
+  position: relative;
+  transform: translateZ(0);
+  box-shadow: 0 2px 5px 0 rgba(0, 0, 0, 0.26);
+  margin: 0.8rem;
+}
+
+button:hover,
+button:focus {
+  box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.4);
+}
+
+main {
+  display: flex;
+  flex-direction: column;
+  flex: 1;
+  justify-content: center;
+  align-items: center;
+}
+footer {
+  background-color: rgba(255, 255, 255, 0.5);
+  width: 100vw;
+  padding: 3rem 0;
+}
diff --git a/examples/test-vitest/public/locales/de/common.json b/examples/test-vitest/public/locales/de/common.json
new file mode 100644
index 000000000..e5cfc9d57
--- /dev/null
+++ b/examples/test-vitest/public/locales/de/common.json
@@ -0,0 +1,25 @@
+{
+  "h1": "Ein einfaches Beispiel",
+  "change-locale": "Sprache wechseln zu \"{{changeTo}}\"",
+  "to-second-page": "Zur zweiten Seite",
+  "error-with-status": "Auf dem Server ist ein Fehler ({{statusCode}}) aufgetreten",
+  "error-without-status": "Auf dem Server ist ein Fehler aufgetreten",
+  "title": "Hauptseite | next-i18next",
+  "blog": {
+    "appDir": {
+      "question": "Verwendest du das neue Next.js 13/14 mit app directory?",
+      "answer": "Dann schau dir <1>diesen Blogbeitrag</1> an.",
+      "link": "https://locize.com/blog/next-app-dir-i18n/"
+    },
+    "optimized": {
+      "question": "Möchtest du einige Superkräfte entfesseln, um für alle Seiten optimierte Übersetzungen zu haben?",
+      "answer": "Dann schaue dir vielleicht <1>diesen Blogbeitrag</1> an.",
+      "link": "https://locize.com/blog/next-i18next-de/"
+    },
+    "ssg": {
+      "question": "Möchtest du SSG (next export) verwenden?",
+      "answer": "Dann schaue dir vielleicht <1>diesen Blogbeitrag</1> an.",
+      "link": "https://locize.com/blog/next-i18n-statisch/"
+    }
+  }
+}
diff --git a/examples/test-vitest/public/locales/de/footer.json b/examples/test-vitest/public/locales/de/footer.json
new file mode 100644
index 000000000..2848ba9de
--- /dev/null
+++ b/examples/test-vitest/public/locales/de/footer.json
@@ -0,0 +1,4 @@
+{
+  "description": "Dies ist eine Nicht-Seitenkomponente, die einen eigenen Namespace erfordert",
+  "helpLocize": "Wenn Sie <1>locize</1> einsetzen, unterstützen Sie direkt die Zukunft von <3>i18next</3>."
+}
diff --git a/examples/test-vitest/public/locales/de/second-page.json b/examples/test-vitest/public/locales/de/second-page.json
new file mode 100644
index 000000000..73bb73f26
--- /dev/null
+++ b/examples/test-vitest/public/locales/de/second-page.json
@@ -0,0 +1,5 @@
+{
+  "h1": "Eine zweite Seite, um das Routing zu demonstrieren",
+  "back-to-home": "Zurück zur Hauptseite",
+  "title": "Zweite Seite | next-i18next"
+}
diff --git a/examples/test-vitest/public/locales/en/common.json b/examples/test-vitest/public/locales/en/common.json
new file mode 100644
index 000000000..24797b4b2
--- /dev/null
+++ b/examples/test-vitest/public/locales/en/common.json
@@ -0,0 +1,25 @@
+{
+  "h1": "A simple example",
+  "change-locale": "Change locale to \"{{changeTo}}\"",
+  "to-second-page": "To second page",
+  "error-with-status": "A {{statusCode}} error occurred on server",
+  "error-without-status": "An error occurred on the server",
+  "title": "Home | next-i18next",
+  "blog": {
+    "appDir": {
+      "question": "Are you using the new Next.js 13/14 app directory?",
+      "answer": "Then check out <1>this blog post</1>.",
+      "link": "https://locize.com/blog/next-app-dir-i18n/"
+    },
+    "optimized": {
+      "question": "Do you like to unleash some super powers to have all side optimized translations?",
+      "answer": "Then you may have a look at <1>this blog post</1>.",
+      "link": "https://locize.com/blog/next-i18next/"
+    },
+    "ssg": {
+      "question": "Do you want to use SSG (next export)?",
+      "answer": "Then you may have a look at <1>this blog post</1>.",
+      "link": "https://locize.com/blog/next-i18n-static/"
+    }
+  }
+}
diff --git a/examples/test-vitest/public/locales/en/footer.json b/examples/test-vitest/public/locales/en/footer.json
new file mode 100644
index 000000000..59c4bde97
--- /dev/null
+++ b/examples/test-vitest/public/locales/en/footer.json
@@ -0,0 +1,4 @@
+{
+  "description": "This is a non-page component that requires its own namespace",
+  "helpLocize": "With using <1>locize</1> you directly support the future of <3>i18next</3>."
+}
diff --git a/examples/test-vitest/public/locales/en/second-page.json b/examples/test-vitest/public/locales/en/second-page.json
new file mode 100644
index 000000000..64d0decc9
--- /dev/null
+++ b/examples/test-vitest/public/locales/en/second-page.json
@@ -0,0 +1,5 @@
+{
+  "h1": "A second page, to demonstrate routing",
+  "back-to-home": "Back to home",
+  "title": "Second page | next-i18next"
+}
diff --git a/examples/test-vitest/tsconfig.json b/examples/test-vitest/tsconfig.json
new file mode 100644
index 000000000..8b2f04cb2
--- /dev/null
+++ b/examples/test-vitest/tsconfig.json
@@ -0,0 +1,30 @@
+{
+  "$schema": "https://json.schemastore.org/tsconfig",
+  "compilerOptions": {
+    "target": "esnext",
+    "lib": ["dom", "dom.iterable", "esnext"],
+    "baseUrl": ".",
+    "allowJs": true,
+    "skipLibCheck": true,
+    "strict": true,
+    "forceConsistentCasingInFileNames": true,
+    "noEmit": true,
+    "esModuleInterop": true,
+    "module": "esnext",
+    "moduleResolution": "node",
+    "resolveJsonModule": true,
+    "isolatedModules": true,
+    "jsx": "preserve",
+    "incremental": true
+  },
+  "include": [
+    "next-env.d.ts",
+    "**/*.ts",
+    "**/*.tsx",
+    "**/*.js",
+    "**/*.jsx",
+    "**/*.cjs",
+    "**/*.mjs"
+  ],
+  "exclude": ["**/node_modules", "**/.*/"]
+}
diff --git a/examples/test-vitest/vercel.json b/examples/test-vitest/vercel.json
new file mode 100644
index 000000000..7ae9a3de5
--- /dev/null
+++ b/examples/test-vitest/vercel.json
@@ -0,0 +1,5 @@
+{
+  "github": {
+    "silent": true
+  }
+}
diff --git a/examples/test-vitest/vitest.config.ts b/examples/test-vitest/vitest.config.ts
new file mode 100644
index 000000000..57a2383b0
--- /dev/null
+++ b/examples/test-vitest/vitest.config.ts
@@ -0,0 +1,34 @@
+import react from "@vitejs/plugin-react";
+import { defineConfig } from "vitest/config";
+
+export default defineConfig({
+	plugins: [react()],
+	test: {
+		environment: "jsdom",
+		setupFiles: ["./vitest.setup.ts"],
+		coverage: {
+			provider: "v8",
+			include: ["components/**/*", "pages/**/*"],
+			exclude: [
+				"**/_app.tsx",
+				"**/_document.tsx",
+				"coverage/**",
+				"dist/**",
+				"**/[.]**",
+				"packages/*/test?(s)/**",
+				"**/*.d.ts",
+				"**/virtual:*",
+				"**/__x00__*",
+				"**/\x00*",
+				"cypress/**",
+				"test?(s)/**",
+				"test?(-*).?(c|m)[jt]s?(x)",
+				"**/*{.,-}{test,spec}?(-d).?(c|m)[jt]s?(x)",
+				"**/__tests__/**",
+				"**/{karma,rollup,webpack,vite,vitest,jest,ava,babel,nyc,cypress,tsup,build}.config.*",
+				"**/vitest.{workspace,projects}.[jt]s?(on)",
+				"**/.{eslint,mocha,prettier}rc.{?(c|m)js,yml}",
+			],
+		},
+	},
+});
diff --git a/examples/test-vitest/vitest.setup.ts b/examples/test-vitest/vitest.setup.ts
new file mode 100644
index 000000000..dd5d42bc2
--- /dev/null
+++ b/examples/test-vitest/vitest.setup.ts
@@ -0,0 +1,10 @@
+import * as matchers from "@testing-library/jest-dom/matchers";
+import "@testing-library/jest-dom/vitest";
+import { cleanup } from "@testing-library/react";
+import { afterEach, expect } from "vitest";
+
+expect.extend(matchers);
+
+afterEach(() => {
+	cleanup();
+});
diff --git a/jest.config.js b/jest.config.js
index 2b80e966e..b19bba809 100644
--- a/jest.config.js
+++ b/jest.config.js
@@ -1,15 +1,16 @@
 module.exports = {
-  automock: false,
-  collectCoverage: true,
-  collectCoverageFrom: ['src/**/*.{js,jsx,ts,tsx}'],
-  moduleDirectories: ['node_modules', 'src'],
-  moduleNameMapper: {
-    createClient: '<rootDir>/src/createClient/browser.ts',
-  },
-  rootDir: '.',
-  testPathIgnorePatterns: [
-    '<rootDir>/.next/',
-    '<rootDir>/dist/',
-    '<rootDir>/node_modules/',
-  ],
-}
+	automock: false,
+	collectCoverage: true,
+	collectCoverageFrom: ["src/**/*.{js,jsx,ts,tsx}"],
+	moduleDirectories: ["node_modules", "src"],
+	moduleNameMapper: {
+		createClient: "<rootDir>/src/createClient/browser.ts",
+	},
+	rootDir: ".",
+	testPathIgnorePatterns: [
+		"<rootDir>/.next/",
+		"<rootDir>/dist/",
+		"<rootDir>/node_modules/",
+		"<rootDir>/examples/test-vitest/",
+	],
+};
diff --git a/package.json b/package.json
index 8f3af6475..1bfb41aca 100644
--- a/package.json
+++ b/package.json
@@ -143,5 +143,9 @@
     "next": ">= 12.0.0",
     "react": ">= 17.0.2",
     "react-i18next": ">= 13.5.0"
-  }
+  },
+  "trustedDependencies": [
+    "core-js",
+    "core-js-pure"
+  ]
 }

From 8d226a4e035240432ba134fea09fa02813721563 Mon Sep 17 00:00:00 2001
From: Imamuzzaki Abu Salam <imamuzzaki@gmail.com>
Date: Mon, 29 Jul 2024 14:01:03 +0700
Subject: [PATCH 2/3] chore: remove unused code

---
 examples/test-vitest/i18nForTests.ts | 68 ----------------------------
 1 file changed, 68 deletions(-)
 delete mode 100644 examples/test-vitest/i18nForTests.ts

diff --git a/examples/test-vitest/i18nForTests.ts b/examples/test-vitest/i18nForTests.ts
deleted file mode 100644
index c0de6eeea..000000000
--- a/examples/test-vitest/i18nForTests.ts
+++ /dev/null
@@ -1,68 +0,0 @@
-import i18n from "i18next";
-import { initReactI18next } from "react-i18next";
-
-i18n.use(initReactI18next).init({
-	lng: "en",
-	fallbackLng: "en",
-	resources: {
-		en: {
-			common: {
-				h1: "Welcome",
-				title: "Next.js i18n example",
-				"change-locale": "Change locale to {{changeTo}}",
-				"to-second-page": "Go to the second page",
-				"blog.appDir.question": "Do you want to use the app directory?",
-				"blog.appDir.answer": "Then check out <0>this blog post</0>.",
-				"blog.appDir.link": "https://locize.com/blog/next-app-dir-i18n/",
-				"blog.optimized.question": "Do you want to optimize your Next.js i18n?",
-				"blog.optimized.answer":
-					"Then you may have a look at <0>this blog post</0>.",
-				"blog.optimized.link": "https://locize.com/blog/next-i18next/",
-				"blog.ssg.question": "Do you want to use getStaticProps with SSG?",
-				"blog.ssg.answer": "Then you may have a look at <0>this blog post</0>.",
-				"blog.ssg.link": "https://locize.com/blog/next-i18n-static/",
-			},
-			footer: {
-				description: "This is the footer.",
-				helpLocize:
-					"With using <0>locize</0> you directly support the future of <1>i18next</1>.",
-			},
-			"second-page": {
-				h1: "Hi",
-				title: "Second page",
-				"back-to-home": "Back to home",
-			},
-		},
-		de: {
-			common: {
-				h1: "Willkommen",
-				title: "Next.js i18n Beispiel",
-				"change-locale": "Sprache ändern zu {{changeTo}}",
-				"to-second-page": "Gehe zur zweiten Seite",
-				"blog.appDir.question": "Möchtest du das App-Verzeichnis verwenden?",
-				"blog.appDir.answer": "Dann schau dir <0>diesen Blog-Post</0> an.",
-				"blog.appDir.link": "https://locize.com/blog/next-app-dir-i18n/de/",
-				"blog.optimized.question": "Möchtest du dein Next.js i18n optimieren?",
-				"blog.optimized.answer":
-					"Dann kannst du dir <0>diesen Blog-Post</0> ansehen.",
-				"blog.optimized.link": "https://locize.com/blog/next-i18next/de/",
-				"blog.ssg.question": "Möchtest du getStaticProps mit SSG verwenden?",
-				"blog.ssg.answer":
-					"Dann kannst du dir <0>diesen Blog-Post</0> ansehen.",
-				"blog.ssg.link": "https://locize.com/blog/next-i18n-static/de/",
-			},
-			footer: {
-				description: "Dies ist die Fußzeile.",
-				helpLocize:
-					"Mit der Verwendung von <0>locize</0> unterstützt du direkt die Zukunft von <1>i18next</1>.",
-			},
-			"second-page": {
-				h1: "Hallo",
-				title: "Zweite Seite",
-				"back-to-home": "Zurück zur Startseite",
-			},
-		},
-	},
-});
-
-export { i18n };

From e19e95785bc95342710472fc9780513da33f6a91 Mon Sep 17 00:00:00 2001
From: Imamuzzaki Abu Salam <imamuzzaki@gmail.com>
Date: Mon, 29 Jul 2024 17:50:21 +0700
Subject: [PATCH 3/3] chore: fix eslint errors and warnings

---
 examples/test-vitest/components/Footer.test.tsx | 2 +-
 examples/test-vitest/pages/index.test.tsx       | 8 ++++----
 examples/test-vitest/vitest.config.ts           | 8 ++++----
 examples/test-vitest/vitest.setup.ts            | 4 ++--
 4 files changed, 11 insertions(+), 11 deletions(-)

diff --git a/examples/test-vitest/components/Footer.test.tsx b/examples/test-vitest/components/Footer.test.tsx
index beea2f0d3..e8b8ace6a 100644
--- a/examples/test-vitest/components/Footer.test.tsx
+++ b/examples/test-vitest/components/Footer.test.tsx
@@ -3,10 +3,10 @@ import { describe, expect, it, vi } from "vitest";
 import { Footer } from "./Footer";
 
 vi.mock("next-i18next", () => ({
+	Trans: ({ children }: { children: React.ReactNode }) => <>{children}</>,
 	useTranslation: () => ({
 		t: (key: string) => key,
 	}),
-	Trans: ({ children }: { children: React.ReactNode }) => <>{children}</>,
 }));
 
 vi.mock("next-i18next/package.json", () => ({
diff --git a/examples/test-vitest/pages/index.test.tsx b/examples/test-vitest/pages/index.test.tsx
index a75b02185..d515ebcf9 100644
--- a/examples/test-vitest/pages/index.test.tsx
+++ b/examples/test-vitest/pages/index.test.tsx
@@ -7,22 +7,22 @@ const mockChangeLanguage = vi.fn();
 
 vi.mock("next/router", () => ({
 	useRouter: () => ({
+		asPath: "/",
 		locale: "en",
-		push: mockPush,
 		pathname: "/",
-		asPath: "/",
+		push: mockPush,
 		query: {},
 	}),
 }));
 
 vi.mock("next-i18next", () => ({
+	Trans: ({ children }: { children: React.ReactNode }) => <>{children}</>,
 	useTranslation: () => ({
-		t: (key: string) => key,
 		i18n: {
 			changeLanguage: mockChangeLanguage,
 		},
+		t: (key: string) => key,
 	}),
-	Trans: ({ children }: { children: React.ReactNode }) => <>{children}</>,
 }));
 
 vi.mock("../components/Footer", () => ({
diff --git a/examples/test-vitest/vitest.config.ts b/examples/test-vitest/vitest.config.ts
index 57a2383b0..a4a680f45 100644
--- a/examples/test-vitest/vitest.config.ts
+++ b/examples/test-vitest/vitest.config.ts
@@ -4,11 +4,7 @@ import { defineConfig } from "vitest/config";
 export default defineConfig({
 	plugins: [react()],
 	test: {
-		environment: "jsdom",
-		setupFiles: ["./vitest.setup.ts"],
 		coverage: {
-			provider: "v8",
-			include: ["components/**/*", "pages/**/*"],
 			exclude: [
 				"**/_app.tsx",
 				"**/_document.tsx",
@@ -29,6 +25,10 @@ export default defineConfig({
 				"**/vitest.{workspace,projects}.[jt]s?(on)",
 				"**/.{eslint,mocha,prettier}rc.{?(c|m)js,yml}",
 			],
+			include: ["components/**/*", "pages/**/*"],
+			provider: "v8",
 		},
+		environment: "jsdom",
+		setupFiles: ["./vitest.setup.ts"],
 	},
 });
diff --git a/examples/test-vitest/vitest.setup.ts b/examples/test-vitest/vitest.setup.ts
index dd5d42bc2..fc6129353 100644
--- a/examples/test-vitest/vitest.setup.ts
+++ b/examples/test-vitest/vitest.setup.ts
@@ -1,9 +1,9 @@
-import * as matchers from "@testing-library/jest-dom/matchers";
+import matchers from "@testing-library/jest-dom/matchers";
 import "@testing-library/jest-dom/vitest";
 import { cleanup } from "@testing-library/react";
 import { afterEach, expect } from "vitest";
 
-expect.extend(matchers);
+expect.extend({ ...matchers });
 
 afterEach(() => {
 	cleanup();