Develop

.eslintrc.cjs

@@ -0,0 +1,136 @@
+module.exports = {
+  env: {
+    browser: true,
+    es2024: true,
+  },
+  extends: [
+    'standard',
+    'plugin:react/recommended',
+    'airbnb',
+    'plugin:prettier/recommended',
+    'plugin:cypress/recommended',
+  ],
+  parserOptions: {
+    ecmaFeatures: {
+      jsx: true,
+    },
+    ecmaVersion: 'latest',
+    sourceType: 'module',
+  },
+  plugins: ['jsx-a11y', 'import', 'react', 'prettier'],
+  rules: {
+    'function-paren-newline': ['error', 'consistent'],
+    'comma-dangle': [
+      'error',
+      {
+        arrays: 'always-multiline',
+        objects: 'always-multiline',
+        imports: 'always-multiline',
+        exports: 'always-multiline',
+        functions: 'always-multiline',
+      },
+    ],
+    indent: [
+      'error',
+      2,
+      {
+        SwitchCase: 1,
+        VariableDeclarator: 1,
+        outerIIFEBody: 1,
+        // MemberExpression: null,
+        FunctionDeclaration: {
+          parameters: 1,
+          body: 1,
+        },
+        FunctionExpression: {
+          parameters: 1,
+          body: 1,
+        },
+        CallExpression: {
+          arguments: 1,
+        },
+        ArrayExpression: 1,
+        ObjectExpression: 1,
+        ImportDeclaration: 1,
+        flatTernaryExpressions: false,
+        // list derived from https://github.com/benjamn/ast-types/blob/HEAD/def/jsx.js
+        ignoredNodes: [
+          'JSXElement',
+          'JSXElement > *',
+          'JSXAttribute',
+          'JSXIdentifier',
+          'JSXNamespacedName',
+          'JSXMemberExpression',
+          'JSXSpreadAttribute',
+          'JSXExpressionContainer',
+          'JSXOpeningElement',
+          'JSXClosingElement',
+          'JSXFragment',
+          'JSXOpeningFragment',
+          'JSXClosingFragment',
+          'JSXText',
+          'JSXEmptyExpression',
+          'JSXSpreadChild',
+        ],
+        ignoreComments: false,
+      },
+    ],
+    'no-unused-expressions': [
+      'error',
+      {
+        allowShortCircuit: false,
+        allowTernary: false,
+        allowTaggedTemplates: false,
+      },
+    ],
+    'jsx-a11y/label-has-for': [
+      2,
+      {
+        components: ['Label'],
+        required: {
+          some: ['id', 'nesting'],
+        },
+        allowChildren: true,
+      },
+    ],
+    'jsx-a11y/label-has-associated-control': [2, { assert: 'either' }],
+    'jsx-a11y/control-has-associated-label': 'off',
+    'implicit-arrow-linebreak': 0,
+    'import/prefer-default-export': 0,
+    'import/no-extraneous-dependencies': [
+      'error',
+      {
+        devDependencies: true,
+        optionalDependencies: false,
+        peerDependencies: false,
+      },
+    ],
+    'max-len': [
+      'error',
+      {
+        ignoreTemplateLiterals: true,
+        ignoreComments: true,
+      },
+    ],
+    'no-console': 'error',
+    'no-param-reassign': [2, { props: true }],
+    'no-shadow': ['error', { builtinGlobals: false }],
+    'padding-line-between-statements': [
+      'error',
+      { blankLine: 'always', prev: '*', next: 'return' },
+      { blankLine: 'always', prev: ['const', 'let', 'var'], next: '*' },
+      {
+        blankLine: 'any',
+        prev: ['const', 'let', 'var'],
+        next: ['const', 'let', 'var'],
+      },
+      { blankLine: 'always', prev: 'directive', next: '*' },
+      { blankLine: 'always', prev: 'block-like', next: '*' },
+    ],
+    'react/jsx-filename-extension': [1, { extensions: ['.js', '.jsx'] }],
+    'react/prop-types': 0,
+    'react/react-in-jsx-scope': 0,
+    'react/destructuring-assignment': 0,
+    'react/function-component-definition': 0,
+  },
+};

.github/workflows/lint.yml

@@ -11,7 +11,7 @@ jobs:
 
     strategy:
       matrix:
-        node-version: [14.x]
+        node-version: [20.x]
 
     steps:
       - uses: actions/checkout@v2

.github/workflows/test.yml

@@ -11,19 +11,21 @@ jobs:
 
     strategy:
       matrix:
-        node-version: [14.x]
+        node-version: [20.x]
 
     steps:
       - uses: actions/checkout@v2
       - name: Use Node.js ${{ matrix.node-version }}
         uses: actions/setup-node@v1
         with:
           node-version: ${{ matrix.node-version }}
+      # fix rollup issue
+      - run: rm -rf node_modules package-lock.json
       - run: npm install
       - run: npm test -- -l
       - name: Upload tests report(cypress mochaawesome merged HTML report)
         if: ${{ always() }}
-        uses: actions/upload-artifact@v2
+        uses: actions/upload-artifact@v4
         with:
           name: report
           path: reports

.prettierignore

@@ -0,0 +1,2 @@
+/node_modules
+/build

.prettierrc

@@ -0,0 +1,11 @@
+{
+  "arrowParens": "avoid",
+  "singleQuote": true,
+  "tabWidth": 2,
+  "trailingComma": "all",
+  "jsxSingleQuote": false,
+  "printWidth": 80,
+  "semi": true,
+  "bracketSpacing": true,
+  "bracketSameLine": false
+}

README.md

@@ -15,6 +15,7 @@ The `App` should contain the next `Sum` components:
 
 ## Instructions
 
+- Install Prettier Extention and use this [VSCode settings](https://mate-academy.github.io/fe-program/tools/vscode/settings.json) to enable format on save.
 - Implement a solution following the [React task guideline](https://github.com/mate-academy/react_task-guideline#react-tasks-guideline).
 - Open one more terminal and run tests with `npm test` to ensure your solution is correct.
 - Replace `<your_account>` with your Github username in the [DEMO LINK](https://<your_account>.github.io/react_sum/) and add it to the PR description.

cypress.config.js

@@ -0,0 +1,26 @@
+const { defineConfig } = require('cypress');
+
+module.exports = defineConfig({
+  e2e: {
+    baseUrl: 'http://localhost:3000',
+    specPattern: 'cypress/integration/**/*.spec.{js,ts,jsx,tsx}',
+  },
+  video: true,
+  viewportHeight: 1920,
+  viewportWidth: 1080,
+  screenshotOnRunFailure: true,
+  reporter: 'mochawesome',
+  reporterOptions: {
+    reportDir: 'raw_reports',
+    overwrite: false,
+    html: false,
+    json: true,
+  },
+  component: {
+    specPattern: 'src/**/*.spec.{js,ts,jsx,tsx}',
+    devServer: {
+      framework: 'react',
+      bundler: 'vite',
+    },
+  },
+});

cypress/integration/page.spec.js

@@ -1,5 +1,5 @@
 describe('Page', () => {
-  before(() => {
+  beforeEach(() => {
     cy.visit('/');
   });
 

cypress/support/commands.js

@@ -0,0 +1,53 @@
+// ***********************************************
+// 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>
+//     }
+//   }
+// }
+
+export {};
+
+Cypress.Commands.add('getByDataCy', selector => {
+  cy.get(`[data-cy="${selector}"]`);
+});
+
+Cypress.Commands.add(
+  'byDataCy',
+  { prevSubject: 'optional' },
+
+  (subject, name) => {
+    const selector = `[data-cy="${name}"]`;
+
+    return subject ? cy.wrap(subject).find(selector) : cy.get(selector);
+  },
+);

cypress/support/component-index.html

@@ -0,0 +1,12 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <meta charset="utf-8">
+    <meta http-equiv="X-UA-Compatible" content="IE=edge">
+    <meta name="viewport" content="width=device-width,initial-scale=1.0">
+    <title>Components App</title>
+  </head>
+  <body>
+    <div data-cy-root></div>
+  </body>
+</html>

cypress/support/component.js

@@ -0,0 +1,32 @@
+// ***********************************************************
+// This example support/component.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')
+
+import { mount } from 'cypress/react18';
+
+// Augment the Cypress namespace to include type definitions for
+// your custom command.
+// Alternatively, can be defined in cypress/support/component.d.ts
+// with a <reference path="./component" /> at the top of your spec.
+
+Cypress.Commands.add('mount', mount);
+
+// Example use:
+// cy.mount(<MyComponent />)

cypress/support/e2e.js

@@ -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')