feat: add cypress + jest

cypress.json

@@ -0,0 +1,3 @@
+{
+  "baseUrl": "http://localhost:3000"
+}

cypress/fixtures/example.json

@@ -0,0 +1,5 @@
+{
+  "name": "Using fixtures to represent data",
+  "email": "hello@cypress.io",
+  "body": "Fixtures are a great way to mock data for responses to routes"
+}

cypress/integration/app.spec.js

@@ -0,0 +1,10 @@
+/* eslint-disable */
+// Disable ESLint to prevent failing linting inside the Next.js repo.
+// If you're using ESLint on your project, we recommend installing the ESLint Cypress plugin instead:
+// https://github.com/cypress-io/eslint-plugin-cypress
+
+describe("Basic", () => {
+  it("should render the main page", () => {
+    cy.visit("http://localhost:3000/");
+  });
+});

cypress/plugins/index.js

@@ -0,0 +1,22 @@
+/// <reference types="cypress" />
+// ***********************************************************
+// This example plugins/index.js can be used to load plugins
+//
+// You can change the location of this file or turn off loading
+// the plugins file with the 'pluginsFile' configuration option.
+//
+// You can read more here:
+// https://on.cypress.io/plugins-guide
+// ***********************************************************
+
+// This function is called when a project is opened or re-opened (e.g. due to
+// the project's config changing)
+
+/**
+ * @type {Cypress.PluginConfig}
+ */
+// eslint-disable-next-line no-unused-vars
+module.exports = (on, config) => {
+  // `on` is used to hook into various events Cypress emits
+  // `config` is the resolved Cypress config
+};

cypress/support/commands.js

@@ -0,0 +1,25 @@
+// ***********************************************
+// This example commands.js shows you how to
+// create various custom commands and overwrite
+// existing commands.
+//
+// For more comprehensive examples of custom
+// commands please read more here:
+// https://on.cypress.io/custom-commands
+// ***********************************************
+//
+//
+// -- This is a parent command --
+// Cypress.Commands.add('login', (email, password) => { ... })
+//
+//
+// -- This is a child command --
+// Cypress.Commands.add('drag', { prevSubject: 'element'}, (subject, options) => { ... })
+//
+//
+// -- This is a dual command --
+// Cypress.Commands.add('dismiss', { prevSubject: 'optional'}, (subject, options) => { ... })
+//
+//
+// -- This will overwrite an existing command --
+// Cypress.Commands.overwrite('visit', (originalFn, url, options) => { ... })

cypress/support/index.js

@@ -0,0 +1,20 @@
+// ***********************************************************
+// This example support/index.js is processed and
+// loaded automatically before your test files.
+//
+// This is a great place to put global configuration and
+// behavior that modifies Cypress.
+//
+// You can change the location of this file or turn off
+// automatically serving support files with the
+// 'supportFile' configuration option.
+//
+// You can read more here:
+// https://on.cypress.io/configuration
+// ***********************************************************
+
+// Import commands.js using ES2015 syntax:
+import "./commands";
+
+// Alternatively you can use CommonJS syntax:
+// require('./commands')

jest.config.js

@@ -0,0 +1,32 @@
+// jest.config.js
+const nextJest = require("next/jest");
+
+const createJestConfig = nextJest({
+  // Provide the path to your Next.js app to load next.config.js and .env files in your test environment
+  dir: "./",
+});
+
+// Add any custom config to be passed to Jest
+const customJestConfig = {
+  // Add more setup options before each test is run
+  // setupFilesAfterEnv: ['<rootDir>/jest.setup.js'],
+  // if using TypeScript with a baseUrl set to the root directory then you need the below for alias' to work
+  moduleDirectories: ["node_modules", "<rootDir>/"],
+  testEnvironment: "jest-environment-jsdom",
+  testPathIgnorePatterns: [
+    "<rootDir>/node_modules/",
+    "<rootDir>/.next/",
+    "<rootDir>/cypress/",
+  ],
+  moduleNameMapper: {
+    "@components": "<rootDir>/src/components",
+    "@config": "<rootDir>/src/config",
+    "@utils": "<rootDir>/src/utils",
+    "@hooks": "<rootDir>/src/hooks",
+    "@modules": "<rootDir>/src/modules",
+    "@lib": "<rootDir>/src/lib",
+  },
+};
+
+// createJestConfig is exported this way to ensure that next/jest can load the Next.js config which is async
+module.exports = createJestConfig(customJestConfig);

package.json

@@ -8,7 +8,13 @@
     "start": "next start",
     "lint": "next lint",
     "export": "next export",
-    "build:export": "yarn build && yarn export"
+    "build:export": "yarn build && yarn export",
+    "e2e": "cypress open",
+    "e2e:headless": "cypress run",
+    "test": "jest",
+    "test:watch": "jest --watch",
+    "test:e2e": "start-server-and-test dev http://localhost:3000 e2e",
+    "test:e2e:headless": "start-server-and-test dev http://localhost:3000 e2e:headless"
   },
   "dependencies": {
     "@dataesr/react-dsfr": "^1.0.2",
@@ -18,11 +24,16 @@
     "react-dom": "17.0.2"
   },
   "devDependencies": {
+    "@testing-library/jest-dom": "^5.16.2",
+    "@testing-library/react": "^12.1.2",
     "@types/node": "17.0.13",
     "@types/react": "17.0.38",
+    "cypress": "^9.4.1",
     "eslint": "8.7.0",
     "eslint-config-next": "12.0.9",
+    "jest": "^27.5.1",
     "next-sitemap": "^2.1.14",
+    "start-server-and-test": "^1.14.0",
     "typescript": "4.5.5"
   },
   "version": "1.2.1"

public/sitemap-0.xml

@@ -1,4 +1,4 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9" xmlns:news="http://www.google.com/schemas/sitemap-news/0.9" xmlns:xhtml="http://www.w3.org/1999/xhtml" xmlns:mobile="http://www.google.com/schemas/sitemap-mobile/1.0" xmlns:image="http://www.google.com/schemas/sitemap-image/1.1" xmlns:video="http://www.google.com/schemas/sitemap-video/1.1">
-<url><loc>https://template.fabrique.social.gouv.fr</loc><changefreq>daily</changefreq><priority>0.7</priority><lastmod>2022-02-11T12:02:37.947Z</lastmod></url>
+<url><loc>https://template.fabrique.social.gouv.fr</loc><changefreq>daily</changefreq><priority>0.7</priority><lastmod>2022-02-11T15:07:07.677Z</lastmod></url>
 </urlset>

src/components/__tests__/layout.test.tsx

@@ -0,0 +1,13 @@
+import { Layout } from "@components";
+import { render, screen } from "@testing-library/react";
+
+describe("Layout", () => {
+  it("renders copyright", async () => {
+    render(
+      <Layout>
+        <div />
+      </Layout>
+    );
+    expect(screen.getAllByText("© République Française 2022")).toBeDefined();
+  });
+});