Routing

src/App.test.tsx

@@ -1,11 +1,21 @@
-import { describe, it } from "vitest";
-import { render, screen } from '@testing-library/react'
-import App from './App'
+import { describe, it, expect } from "vitest";
+import { render, screen } from "@testing-library/react";
+import { MemoryRouter } from "react-router";
+import App from "./App";
 
-describe('App', () => {
-  it('renders the App component', () => {
-    render(<App />)
-
-    screen.debug(); // prints out the jsx in the App component unto the command line
-  })
-})
+describe("App", () => {
+  it("renders the App component", () => {
+    // arrange
+    render(
+      <MemoryRouter>
+        <App />
+      </MemoryRouter>
+    );
+
+    // act
+    let text = screen.getByText("⚛️ React Boilerplate");
+
+    // assert
+    expect(text).toBeInTheDocument();
+  });
+});

src/App.tsx

@@ -1,21 +1,9 @@
-import "./App.css";
-import { motion } from "framer-motion";
+import HomePage from "./pages/Home";
+
 
 function App() {
   return (
-    <>
-      <motion.h1
-        className="text-blue-400 mb-4"
-        initial={{ opacity: 0, scale: 0.5 }}
-        animate={{ opacity: 1, scale: 1 }}
-        transition={{ duration: 0.5 }}
-      >
-        ⚛️ React Boilerplate
-      </motion.h1>
-      <motion.p initial={{ y: 20 }} animate={{ y: 0 }}>
-        Status: 🟢 In progress.
-      </motion.p>
-    </>
+    <HomePage />
   );
 }
 

src/main.tsx

@@ -1,10 +1,26 @@
-import { StrictMode } from 'react'
-import { createRoot } from 'react-dom/client'
-import './index.css'
-import App from './App.tsx'
+import { StrictMode } from "react";
+import { createRoot } from "react-dom/client";
+import { createBrowserRouter, RouterProvider } from "react-router";
 
-createRoot(document.getElementById('root')!).render(
+// page components
+import App from "./App.tsx";
+import AboutPage from "./pages/About/index.tsx";
+import ErrorPage from "./pages/ErrorPage.tsx";
+
+const router = createBrowserRouter([
+  {
+    path: "/",
+    element: <App />,
+    errorElement: <ErrorPage />,
+  },
+  {
+    path: "/about",
+    element: <AboutPage />,
+  },
+]);
+
+createRoot(document.getElementById("root")!).render(
   <StrictMode>
-    <App />
-  </StrictMode>,
-)
+    <RouterProvider router={router} />
+  </StrictMode>
+);

src/pages/About/About.test.tsx

@@ -0,0 +1,21 @@
+import { describe, it, expect } from "vitest";
+import { render, screen } from "@testing-library/react";
+import { MemoryRouter } from "react-router";
+import AboutPage from ".";
+
+describe("About Page", () => {
+  it("should render the about page", () => {
+    // arrange
+    render(
+      <MemoryRouter>
+        <AboutPage />
+      </MemoryRouter>
+    );
+
+    // act
+    let heading = screen.getByRole("heading");
+
+    // assert
+    expect(heading).toHaveTextContent(/about this project/i);
+  });
+});

src/pages/About/index.tsx

@@ -0,0 +1,28 @@
+import { Link } from "react-router";
+
+const AboutPage = () => {
+  return (
+    <div className="flex flex-col max-w-lg mx-auto gap-4 h-screen justify-center">
+      <h1 className="text-3xl font-bold">About This Project</h1>
+      <div className="flex flex-col gap-4 text-gray-600">
+        <p>
+          ReactJs Boilerplate is a personal starter or boilerplate code I
+          created to help me boostrap my React frontend project quickly
+        </p>
+        <p>
+          It comes with some best practices such as eslinting, consistent code
+          formatting checks before commiting with husky, testing, styling, CI/CD
+          pipelines with Github Actions, etc
+        </p>
+      </div>
+      <Link
+        to="/"
+        className="bg-orange-400 border-2 rounded-md inline-block max-w-[150px] text-center text-black px-4 py-3 mt-4"
+      >
+        Home
+      </Link>
+    </div>
+  );
+};
+
+export default AboutPage;

src/pages/ErrorPage.tsx

@@ -0,0 +1,20 @@
+import { useRouteError, UNSAFE_ErrorResponseImpl } from "react-router";
+
+const ErrorPage = () => {
+  const error = useRouteError();
+
+  return (
+    <div className="max-w-lg mx-auto h-screen flex flex-col justify-center items-center gap-8">
+      <h1 className="text-2xl">Oops!</h1>
+      <p>Sorry, an unexpected error has occured.</p>
+      <p className="text-gray-500">
+        <i>
+          {(error as UNSAFE_ErrorResponseImpl).statusText ||
+            (error as UNSAFE_ErrorResponseImpl).data}
+        </i>
+      </p>
+    </div>
+  );
+};
+
+export default ErrorPage;

src/pages/Home/index.tsx

@@ -0,0 +1,32 @@
+import { motion } from "framer-motion";
+import { Link } from "react-router";
+
+const HomePage = () => {
+  return (
+    <div className="h-screen w-full flex flex-col justify-center items-center">
+      <motion.h1
+        className="text-blue-400 mb-4 text-4xl"
+        initial={{ opacity: 0, scale: 0.5 }}
+        animate={{ opacity: 1, scale: 1 }}
+        transition={{ duration: 0.5 }}
+      >
+        ⚛️ React Boilerplate
+      </motion.h1>
+      <motion.p
+        className="mt-2 text-gray-600"
+        initial={{ y: 20 }}
+        animate={{ y: 0 }}
+      >
+        Status: 🟢 In progress.
+      </motion.p>
+      <Link
+        to="/about"
+        className="mt-12 px-4 py-3 bg-blue-400 border-2 rounded-md"
+      >
+        Learn more
+      </Link>
+    </div>
+  );
+};
+
+export default HomePage;