E2E tests

.github/workflows/main.yml

@@ -26,6 +26,7 @@ jobs:
         run: |
           npm install
           npm test
+          npm run e2e:test
           rm -rf dist
           npm run build
           git add dist -f

cypress.config.ts

@@ -0,0 +1,10 @@
+import { defineConfig } from 'cypress';
+
+export default defineConfig({
+  e2e: {
+    baseUrl: 'http://localhost:5173',
+    setupNodeEvents(on, config) {
+      // implement node event listeners here
+    },
+  },
+});

cypress/e2e/home.cy.ts

@@ -0,0 +1,19 @@
+const nativeInputValueSetter = Object.getOwnPropertyDescriptor(
+  window.HTMLInputElement.prototype,
+  'value'
+).set;
+
+describe('template spec', () => {
+  beforeEach(() => {
+    cy.visit('/');
+  });
+
+  it('should verify sorting', () => {
+    cy.get('[data-testid="navbar"]').should('be.visible');
+
+    cy.get('[data-testid="navbar"]').should(
+      'contain.html',
+      'Sorting visualizers'
+    );
+  });
+});

cypress/e2e/sorting.cy.ts

@@ -0,0 +1,70 @@
+const nativeInputValueSetter = Object.getOwnPropertyDescriptor(
+  window.HTMLInputElement.prototype,
+  'value'
+).set;
+
+function verifySorting() {
+  cy.get('#user-input').should('contain.value', '6, 8, 3, 5, 1, 9, 2, 7, 4');
+  cy.get('#user-input').type('{selectAll} 6, 8, 3, 5, 9, 2, 7');
+
+  cy.get('[data-testid="cell-values"]').should('contain.text', '6835927');
+  cy.get('#speed').then(($range) => {
+    const range = $range[0];
+    nativeInputValueSetter.call(range, 20);
+    range.dispatchEvent(
+      new Event('change', { value: 20, bubbles: true } as EventInit)
+    );
+  });
+
+  const player = cy.get('[data-testid="player"]');
+  player.click();
+
+  player.should('be.disabled');
+  cy.get('[data-testid="cell-values"]').should('contain.text', '2356789');
+}
+
+describe('template spec', () => {
+  beforeEach(() => {
+    cy.visit('/');
+  });
+
+  it('should verify bubble sort', () => {
+    cy.get('a').contains('bubble').click();
+    verifySorting();
+  });
+
+  it('should verify selection sort', () => {
+    cy.get('a').contains('selection').click();
+    verifySorting();
+  });
+
+  it('should verify insertion sort', () => {
+    cy.get('a').contains('insertion').click();
+    verifySorting();
+  });
+
+  it('should verify heap sort', () => {
+    cy.get('a').contains('heap').click();
+    verifySorting();
+  });
+
+  it('should verify merge sort', () => {
+    cy.get('a').contains('merge').click();
+    verifySorting();
+  });
+
+  it('should verify quick sort', () => {
+    cy.get('a').contains('quick').click();
+    verifySorting();
+  });
+
+  it('should verify shell sort', () => {
+    cy.get('a').contains('shell').click();
+    verifySorting();
+  });
+
+  it('should verify cocktail sort', () => {
+    cy.get('a').contains('cocktail').click();
+    verifySorting();
+  });
+});

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 +1,14 @@
+{
+  "compilerOptions": {
+    "baseUrl": "http://localhost:5173",
+    "target": "ES2015",
+    "lib": ["ES2015", "dom"],
+    "types": ["cypress", "node"],
+    "moduleResolution": "NodeNext",
+    "module": "NodeNext",
+    "paths": {
+      "@/*": ["../src/*"]
+    }
+  },
+  "include": ["**/*.ts"]
+}