test(e2e): add & setup cypress (sigstore#64)

.gitignore

@@ -30,3 +30,8 @@ yarn-error.log*
 **/.vscode/
 
 **/.DS_Store
+
+# cypress
+/cypress/downloads
+/cypress/videos
+/cypress/screenshots

.prettierignore

@@ -5,3 +5,12 @@ node_modules*
 LICENSE
 .gitignore
 .tekton
+.github
+.husky
+.swc
+assets
+coverage
+cypress/downloads
+cypress/screenshots
+out
+public

README.md

@@ -42,6 +42,20 @@ Launches the test runner in the interactive watch mode.
 
 Tests are co-located and live as closely to corresponding code as possible.
 
+### E2E Tests
+
+Run all [Cypress](https://www.cypress.io/) e2e tests:
+
+```bash
+npm run cy:open
+```
+
+Or in headless mode:
+
+```bash
+npm run cy:headless
+```
+
 ## Stories
 
 We use [Storybook](https://storybook.js.org/) for [Component Driven Development](https://www.componentdriven.org/) (CDD) where possible. Storybook makes it easy to keep presentational components isolated. You can learn more about how to create a story for your UI component [here](https://storybook.js.org/docs/react/writing-stories/introduction).

cypress.config.ts

@@ -0,0 +1,10 @@
+import { defineConfig } from "cypress";
+
+export default defineConfig({
+	e2e: {
+		baseUrl: "http://localhost:3000",
+		setupNodeEvents(_on, _config) {
+			// implement node event listeners here
+		},
+	},
+});

cypress/.eslintrc.json

@@ -0,0 +1,3 @@
+{
+	"extends": ["plugin:cypress/recommended"]
+}

cypress/e2e/spec.cy.ts

@@ -0,0 +1,7 @@
+describe("Test scope", () => {
+	it("should properly render home page", () => {
+		cy.visit("/");
+		cy.get("body").should("contain", "Attribute");
+		cy.get("body").should("contain", "Email");
+	});
+});

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/support/commands.ts

@@ -0,0 +1,37 @@
+/// <reference types="cypress" />
+// ***********************************************
+// This example commands.ts 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) => { ... })
+//
+// declare global {
+//   namespace Cypress {
+//     interface Chainable {
+//       login(email: string, password: string): Chainable<void>
+//       drag(subject: string, options?: Partial<TypeOptions>): Chainable<Element>
+//       dismiss(subject: string, options?: Partial<TypeOptions>): Chainable<Element>
+//       visit(originalFn: CommandOriginalFn, url: string, options: Partial<VisitOptions>): Chainable<Element>
+//     }
+//   }
+// }

cypress/support/e2e.ts

@@ -0,0 +1,20 @@
+// ***********************************************************
+// This example support/e2e.ts 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')

cypress/tsconfig.json

@@ -0,0 +1,8 @@
+{
+	"compilerOptions": {
+		"target": "es5",
+		"lib": ["es5", "dom"],
+		"types": ["cypress", "node"]
+	},
+	"include": ["**/*.ts"]
+}