Initial commit

.eslintrc.cjs

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+module.exports = {
+  extends: 'standard-with-typescript',
+  parserOptions: {
+    project: './tsconfig.json'
+  },
+  rules: {
+    '@typescript-eslint/explicit-function-return-type': 'off',
+  }
+}

.gitignore

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+node_modules/
+/test-results/
+/playwright-report/
+/playwright/.cache/
+.env

.idea/.gitignore

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+# Default ignored files
+/shelf/
+/workspace.xml
+# Editor-based HTTP Client requests
+/httpRequests/

.idea/codeStyles/Project.xml

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+<component name="ProjectCodeStyleConfiguration">
+  <code_scheme name="Project" version="173">
+    <JSCodeStyleSettings version="0">
+      <option name="USE_SEMICOLON_AFTER_STATEMENT" value="false" />
+      <option name="FORCE_SEMICOLON_STYLE" value="true" />
+      <option name="SPACE_BEFORE_GENERATOR_MULT" value="true" />
+      <option name="USE_DOUBLE_QUOTES" value="false" />
+      <option name="FORCE_QUOTE_STYlE" value="true" />
+      <option name="SPACES_WITHIN_OBJECT_LITERAL_BRACES" value="true" />
+      <option name="SPACES_WITHIN_IMPORTS" value="true" />
+    </JSCodeStyleSettings>
+    <codeStyleSettings language="JavaScript">
+      <option name="KEEP_BLANK_LINES_IN_CODE" value="1" />
+      <option name="ALIGN_MULTILINE_PARAMETERS" value="false" />
+      <option name="ALIGN_MULTILINE_FOR" value="false" />
+      <option name="SPACE_BEFORE_METHOD_PARENTHESES" value="true" />
+      <option name="TERNARY_OPERATION_SIGNS_ON_NEXT_LINE" value="true" />
+      <option name="KEEP_SIMPLE_BLOCKS_IN_ONE_LINE" value="true" />
+      <option name="KEEP_SIMPLE_METHODS_IN_ONE_LINE" value="true" />
+      <indentOptions>
+        <option name="INDENT_SIZE" value="2" />
+        <option name="CONTINUATION_INDENT_SIZE" value="2" />
+        <option name="TAB_SIZE" value="2" />
+      </indentOptions>
+    </codeStyleSettings>
+  </code_scheme>
+</component>

.idea/codeStyles/codeStyleConfig.xml

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+<component name="ProjectCodeStyleConfiguration">
+  <state>
+    <option name="USE_PER_PROJECT_SETTINGS" value="true" />
+  </state>
+</component>

.idea/inspectionProfiles/Project_Default.xml

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+<component name="InspectionProjectProfileManager">
+  <profile version="1.0">
+    <option name="myName" value="Project Default" />
+    <inspection_tool class="Eslint" enabled="true" level="WARNING" enabled_by_default="true" />
+  </profile>
+</component>

.idea/jsLinters/eslint.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="EslintConfiguration">
+    <option name="fix-on-save" value="true" />
+  </component>
+</project>

nodemon.json

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+{
+  "watch": ["src"],
+  "ext": "ts",
+  "ignore": ["src/**/*.spec.ts"],
+  "exec": "ts-node-esm --files --project tsconfig.json src",
+  "inspect": true,
+  "verbose": true
+}

package.json

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+{
+  "name": "scrape-icp",
+  "version": "1.0.0",
+  "description": "",
+  "main": "index.js",
+  "type": "module",
+  "scripts": {
+    "dev": "nodemon src/index.ts",
+    "scrape": "ts-node-esm src/index.ts"
+  },
+  "keywords": [],
+  "author": "Andres",
+  "license": "ISC",
+  "devDependencies": {
+    "@playwright/test": "^1.31.2",
+    "@types/node": "^18.15.1",
+    "@typescript-eslint/eslint-plugin": "^5.0.0",
+    "eslint": "^8.36.0",
+    "eslint-config-standard-with-typescript": "^34.0.0",
+    "eslint-plugin-import": "^2.25.2",
+    "eslint-plugin-n": "^15.0.0",
+    "eslint-plugin-promise": "^6.0.0",
+    "nodemon": "^2.0.21",
+    "ts-node": "^10.9.1",
+    "typescript": "^4.9.5"
+  },
+  "dependencies": {
+    "dotenv": "^16.0.3",
+    "playwright": "^1.31.2",
+    "telegraf": "^4.12.2"
+  },
+  "eslint": {
+    "extends": "standard"
+  }
+}

playwright.config.ts

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+import { defineConfig, devices } from '@playwright/test';
+
+/**
+ * Read environment variables from file.
+ * https://github.com/motdotla/dotenv
+ */
+// require('dotenv').config();
+
+/**
+ * See https://playwright.dev/docs/test-configuration.
+ */
+export default defineConfig({
+  testDir: './tests',
+  /* Maximum time one test can run for. */
+  timeout: 30 * 1000,
+  expect: {
+    /**
+     * Maximum time expect() should wait for the condition to be met.
+     * For example in `await expect(locator).toHaveText();`
+     */
+    timeout: 5000
+  },
+  /* Run tests in files in parallel */
+  fullyParallel: true,
+  /* Fail the build on CI if you accidentally left test.only in the source code. */
+  forbidOnly: !!process.env.CI,
+  /* Retry on CI only */
+  retries: process.env.CI ? 2 : 0,
+  /* Opt out of parallel tests on CI. */
+  workers: process.env.CI ? 1 : undefined,
+  /* Reporter to use. See https://playwright.dev/docs/test-reporters */
+  reporter: 'html',
+  /* Shared settings for all the projects below. See https://playwright.dev/docs/api/class-testoptions. */
+  use: {
+    /* Maximum time each action such as `click()` can take. Defaults to 0 (no limit). */
+    actionTimeout: 0,
+    /* Base URL to use in actions like `await page.goto('/')`. */
+    // baseURL: 'http://localhost:3000',
+
+    /* Collect trace when retrying the failed test. See https://playwright.dev/docs/trace-viewer */
+    trace: 'on-first-retry',
+  },
+
+  /* Configure projects for major browsers */
+  projects: [
+    {
+      name: 'chromium',
+      use: { ...devices['Desktop Chrome'] },
+    },
+
+    {
+      name: 'firefox',
+      use: { ...devices['Desktop Firefox'] },
+    },
+
+    {
+      name: 'webkit',
+      use: { ...devices['Desktop Safari'] },
+    },
+
+    /* Test against mobile viewports. */
+    // {
+    //   name: 'Mobile Chrome',
+    //   use: { ...devices['Pixel 5'] },
+    // },
+    // {
+    //   name: 'Mobile Safari',
+    //   use: { ...devices['iPhone 12'] },
+    // },
+
+    /* Test against branded browsers. */
+    // {
+    //   name: 'Microsoft Edge',
+    //   use: { channel: 'msedge' },
+    // },
+    // {
+    //   name: 'Google Chrome',
+    //   use: { channel: 'chrome' },
+    // },
+  ],
+
+  /* Folder for test artifacts such as screenshots, videos, traces, etc. */
+  // outputDir: 'test-results/',
+
+  /* Run your local dev server before starting the tests */
+  // webServer: {
+  //   command: 'npm run start',
+  //   port: 3000,
+  // },
+});

src/index.ts

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+import { chromium, type Page } from 'playwright'
+import { expect } from '@playwright/test'
+import { Markup, Telegraf, Telegram } from 'telegraf'
+import dotenv from 'dotenv'
+import { type InputFile } from 'telegraf/types'
+dotenv.config()
+const url = 'https://icp.administracionelectronica.gob.es/icpplustiem/citar?p=28&locale=es&appkey=null'
+const nie = 'y4149706z'
+const name = 'ANDRII ZADOROZHNYI'
+const countryCode = '152'
+const delay = async (ms: number) => await new Promise(resolve => setTimeout(resolve, ms))
+
+const CHAT_ID = process.env.CHAT_ID ?? ''
+const bot = new Telegraf(process?.env.BOT_TOKEN ?? '')
+console.log(process.env.BOT_TOKEN)
+
+bot.start(async (ctx) => {
+  console.log(ctx)
+  console.log(ctx.chat.id)
+  await ctx.reply('this is text', Markup
+    .keyboard([
+      ['Scrape', 'button 2'] // Row1 with 2 buttons
+    ])
+    .oneTime()
+    .resize()
+  )
+})
+const step1 = async (page: Page) => {
+  await page.goto(url)
+  await page.screenshot({ path: 'i.png' })
+}
+const step2 = async (page: Page) => {
+  const select = page.getByLabel('TRÁMITES CUERPO NACIONAL DE POLICÍA')
+  try {
+    await expect(select).toBeEnabled()
+    await select.selectOption(['4010'])
+    await page.click('#btnAceptar')
+    await page.click('#btnEntrar')
+  } catch (e) {
+    throw new Error('select is not enabled')
+  }
+}
+const step3 = async (page: Page) => {
+  await page.locator('#txtIdCitado').fill(nie)
+  await page.locator('#txtDesCitado').fill(name)
+  await page.locator('#txtPaisNac').selectOption([countryCode])
+  await delay(2000)
+  await page.screenshot({ path: '1.png' })
+  await delay(2000)
+  await page.click('#btnEnviar')
+
+  await page.screenshot({ path: '2.png' })
+}
+const step4 = async (page: Page) => {
+  try {
+    const button = await page.waitForSelector('#btnEnviar', { timeout: 1000 })
+    await button.click()
+  } catch (e) {
+    const errorScreenshot = await page.screenshot({ path: 'error.png' })
+    await bot.telegram.sendMessage(CHAT_ID, 'No hay citas disponibles')
+    const inputFile: InputFile = {
+      source: errorScreenshot,
+      filename: 'error.png'
+    }
+    await bot.telegram.sendPhoto(CHAT_ID, inputFile)
+    throw new Error('No hay citas disponibles')
+  }
+  await page.click('#btnEnviar')
+  await page.screenshot({ path: '3.png' })
+}
+const scrape = async () => {
+  const browser = await chromium.launch({ headless: false })
+
+  const page = await browser.newPage()
+  await step1(page)
+  await step2(page)
+  await step3(page)
+  await step4(page)
+  await browser.close()
+}
+bot.on('message', async (ctx) => {
+  // @ts-expect-error
+  if (ctx.message?.text === 'Scrape') {
+    await scrape()
+  }
+})
+void bot.launch()
+
+process.once('SIGINT', () => { bot.stop('SIGINT') })
+process.once('SIGTERM', () => { bot.stop('SIGTERM') })

tests-examples/demo-todo-app.spec.ts

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+import { test, expect, type Page } from '@playwright/test';
+
+test.beforeEach(async ({ page }) => {
+  await page.goto('https://demo.playwright.dev/todomvc');
+});
+
+const TODO_ITEMS = [
+  'buy some cheese',
+  'feed the cat',
+  'book a doctors appointment'
+];
+
+test.describe('New Todo', () => {
+  test('should allow me to add todo items', async ({ page }) => {
+    // create a new todo locator
+    const newTodo = page.getByPlaceholder('What needs to be done?');
+
+    // Create 1st todo.
+    await newTodo.fill(TODO_ITEMS[0]);
+    await newTodo.press('Enter');
+
+    // Make sure the list only has one todo item.
+    await expect(page.getByTestId('todo-title')).toHaveText([
+      TODO_ITEMS[0]
+    ]);
+
+    // Create 2nd todo.
+    await newTodo.fill(TODO_ITEMS[1]);
+    await newTodo.press('Enter');
+
+    // Make sure the list now has two todo items.
+    await expect(page.getByTestId('todo-title')).toHaveText([
+      TODO_ITEMS[0],
+      TODO_ITEMS[1]
+    ]);
+
+    await checkNumberOfTodosInLocalStorage(page, 2);
+  });
+
+  test('should clear text input field when an item is added', async ({ page }) => {
+    // create a new todo locator
+    const newTodo = page.getByPlaceholder('What needs to be done?');
+
+    // Create one todo item.
+    await newTodo.fill(TODO_ITEMS[0]);
+    await newTodo.press('Enter');
+
+    // Check that input is empty.
+    await expect(newTodo).toBeEmpty();
+    await checkNumberOfTodosInLocalStorage(page, 1);
+  });
+
+  test('should append new items to the bottom of the list', async ({ page }) => {
+    // Create 3 items.
+    await createDefaultTodos(page);
+
+    // create a todo count locator
+    const todoCount = page.getByTestId('todo-count')
+  
+    // Check test using different methods.
+    await expect(page.getByText('3 items left')).toBeVisible();
+    await expect(todoCount).toHaveText('3 items left');
+    await expect(todoCount).toContainText('3');
+    await expect(todoCount).toHaveText(/3/);
+
+    // Check all items in one call.
+    await expect(page.getByTestId('todo-title')).toHaveText(TODO_ITEMS);
+    await checkNumberOfTodosInLocalStorage(page, 3);
+  });
+});
+
+test.describe('Mark all as completed', () => {
+  test.beforeEach(async ({ page }) => {
+    await createDefaultTodos(page);
+    await checkNumberOfTodosInLocalStorage(page, 3);
+  });
+
+  test.afterEach(async ({ page }) => {
+    await checkNumberOfTodosInLocalStorage(page, 3);
+  });
+
+  test('should allow me to mark all items as completed', async ({ page }) => {
+    // Complete all todos.
+    await page.getByLabel('Mark all as complete').check();
+
+    // Ensure all todos have 'completed' class.
+    await expect(page.getByTestId('todo-item')).toHaveClass(['completed', 'completed', 'completed']);
+    await checkNumberOfCompletedTodosInLocalStorage(page, 3);
+  });
+
+  test('should allow me to clear the complete state of all items', async ({ page }) => {
+    const toggleAll = page.getByLabel('Mark all as complete');
+    // Check and then immediately uncheck.
+    await toggleAll.check();
+    await toggleAll.uncheck();
+
+    // Should be no completed classes.
+    await expect(page.getByTestId('todo-item')).toHaveClass(['', '', '']);
+  });
+
+  test('complete all checkbox should update state when items are completed / cleared', async ({ page }) => {
+    const toggleAll = page.getByLabel('Mark all as complete');
+    await toggleAll.check();
+    await expect(toggleAll).toBeChecked();
+    await checkNumberOfCompletedTodosInLocalStorage(page, 3);
+
+    // Uncheck first todo.
+    const firstTodo = page.getByTestId('todo-item').nth(0);
+    await firstTodo.getByRole('checkbox').uncheck();
+
+    // Reuse toggleAll locator and make sure its not checked.
+    await expect(toggleAll).not.toBeChecked();
+
+    await firstTodo.getByRole('checkbox').check();
+    await checkNumberOfCompletedTodosInLocalStorage(page, 3);
+
+    // Assert the toggle all is checked again.
+    await expect(toggleAll).toBeChecked();
+  });
+});
+
+test.describe('Item', () => {
+
+  test('should allow me to mark items as complete', async ({ page }) => {
+    // create a new todo locator
+    const newTodo = page.getByPlaceholder('What needs to be done?');
+
+    // Create two items.
+    for (const item of TODO_ITEMS.slice(0, 2)) {
+      await newTodo.fill(item);
+      await newTodo.press('Enter');
+    }
+
+    // Check first item.
+    const firstTodo = page.getByTestId('todo-item').nth(0);
+    await firstTodo.getByRole('checkbox').check();
+    await expect(firstTodo).toHaveClass('completed');
+
+    // Check second item.
+    const secondTodo = page.getByTestId('todo-item').nth(1);
+    await expect(secondTodo).not.toHaveClass('completed');
+    await secondTodo.getByRole('checkbox').check();
+
+    // Assert completed class.
+    await expect(firstTodo).toHaveClass('completed');
+    await expect(secondTodo).toHaveClass('completed');
+  });
+
+  test('should allow me to un-mark items as complete', async ({ page }) => {
+    // create a new todo locator
+    const newTodo = page.getByPlaceholder('What needs to be done?');
+
+    // Create two items.
+    for (const item of TODO_ITEMS.slice(0, 2)) {
+      await newTodo.fill(item);
+      await newTodo.press('Enter');
+    }
+
+    const firstTodo = page.getByTestId('todo-item').nth(0);
+    const secondTodo = page.getByTestId('todo-item').nth(1);
+    const firstTodoCheckbox = firstTodo.getByRole('checkbox');
+
+    await firstTodoCheckbox.check();
+    await expect(firstTodo).toHaveClass('completed');
+    await expect(secondTodo).not.toHaveClass('completed');
+    await checkNumberOfCompletedTodosInLocalStorage(page, 1);
+
+    await firstTodoCheckbox.uncheck();
+    await expect(firstTodo).not.toHaveClass('completed');
+    await expect(secondTodo).not.toHaveClass('completed');
+    await checkNumberOfCompletedTodosInLocalStorage(page, 0);
+  });
+
+  test('should allow me to edit an item', async ({ page }) => {
+    await createDefaultTodos(page);
+
+    const todoItems = page.getByTestId('todo-item');
+    const secondTodo = todoItems.nth(1);
+    await secondTodo.dblclick();
+    await expect(secondTodo.getByRole('textbox', { name: 'Edit' })).toHaveValue(TODO_ITEMS[1]);
+    await secondTodo.getByRole('textbox', { name: 'Edit' }).fill('buy some sausages');
+    await secondTodo.getByRole('textbox', { name: 'Edit' }).press('Enter');
+
+    // Explicitly assert the new text value.
+    await expect(todoItems).toHaveText([
+      TODO_ITEMS[0],
+      'buy some sausages',
+      TODO_ITEMS[2]
+    ]);
+    await checkTodosInLocalStorage(page, 'buy some sausages');
+  });
+});
+
+test.describe('Editing', () => {
+  test.beforeEach(async ({ page }) => {
+    await createDefaultTodos(page);
+    await checkNumberOfTodosInLocalStorage(page, 3);
+  });
+
+  test('should hide other controls when editing', async ({ page }) => {
+    const todoItem = page.getByTestId('todo-item').nth(1);
+    await todoItem.dblclick();
+    await expect(todoItem.getByRole('checkbox')).not.toBeVisible();
+    await expect(todoItem.locator('label', {
+      hasText: TODO_ITEMS[1],
+    })).not.toBeVisible();
+    await checkNumberOfTodosInLocalStorage(page, 3);
+  });
+
+  test('should save edits on blur', async ({ page }) => {
+    const todoItems = page.getByTestId('todo-item');
+    await todoItems.nth(1).dblclick();
+    await todoItems.nth(1).getByRole('textbox', { name: 'Edit' }).fill('buy some sausages');
+    await todoItems.nth(1).getByRole('textbox', { name: 'Edit' }).dispatchEvent('blur');
+
+    await expect(todoItems).toHaveText([
+      TODO_ITEMS[0],
+      'buy some sausages',
+      TODO_ITEMS[2],
+    ]);
+    await checkTodosInLocalStorage(page, 'buy some sausages');
+  });
+
+  test('should trim entered text', async ({ page }) => {
+    const todoItems = page.getByTestId('todo-item');
+    await todoItems.nth(1).dblclick();
+    await todoItems.nth(1).getByRole('textbox', { name: 'Edit' }).fill('    buy some sausages    ');
+    await todoItems.nth(1).getByRole('textbox', { name: 'Edit' }).press('Enter');
+
+    await expect(todoItems).toHaveText([
+      TODO_ITEMS[0],
+      'buy some sausages',
+      TODO_ITEMS[2],
+    ]);
+    await checkTodosInLocalStorage(page, 'buy some sausages');
+  });
+
+  test('should remove the item if an empty text string was entered', async ({ page }) => {
+    const todoItems = page.getByTestId('todo-item');
+    await todoItems.nth(1).dblclick();
+    await todoItems.nth(1).getByRole('textbox', { name: 'Edit' }).fill('');
+    await todoItems.nth(1).getByRole('textbox', { name: 'Edit' }).press('Enter');
+
+    await expect(todoItems).toHaveText([
+      TODO_ITEMS[0],
+      TODO_ITEMS[2],
+    ]);
+  });
+
+  test('should cancel edits on escape', async ({ page }) => {
+    const todoItems = page.getByTestId('todo-item');
+    await todoItems.nth(1).dblclick();
+    await todoItems.nth(1).getByRole('textbox', { name: 'Edit' }).fill('buy some sausages');
+    await todoItems.nth(1).getByRole('textbox', { name: 'Edit' }).press('Escape');
+    await expect(todoItems).toHaveText(TODO_ITEMS);
+  });
+});
+
+test.describe('Counter', () => {
+  test('should display the current number of todo items', async ({ page }) => {
+    // create a new todo locator
+    const newTodo = page.getByPlaceholder('What needs to be done?');
+    
+    // create a todo count locator
+    const todoCount = page.getByTestId('todo-count')
+
+    await newTodo.fill(TODO_ITEMS[0]);
+    await newTodo.press('Enter');
+
+    await expect(todoCount).toContainText('1');
+
+    await newTodo.fill(TODO_ITEMS[1]);
+    await newTodo.press('Enter');
+    await expect(todoCount).toContainText('2');
+
+    await checkNumberOfTodosInLocalStorage(page, 2);
+  });
+});
+
+test.describe('Clear completed button', () => {
+  test.beforeEach(async ({ page }) => {
+    await createDefaultTodos(page);
+  });
+
+  test('should display the correct text', async ({ page }) => {
+    await page.locator('.todo-list li .toggle').first().check();
+    await expect(page.getByRole('button', { name: 'Clear completed' })).toBeVisible();
+  });
+
+  test('should remove completed items when clicked', async ({ page }) => {
+    const todoItems = page.getByTestId('todo-item');
+    await todoItems.nth(1).getByRole('checkbox').check();
+    await page.getByRole('button', { name: 'Clear completed' }).click();
+    await expect(todoItems).toHaveCount(2);
+    await expect(todoItems).toHaveText([TODO_ITEMS[0], TODO_ITEMS[2]]);
+  });
+
+  test('should be hidden when there are no items that are completed', async ({ page }) => {
+    await page.locator('.todo-list li .toggle').first().check();
+    await page.getByRole('button', { name: 'Clear completed' }).click();
+    await expect(page.getByRole('button', { name: 'Clear completed' })).toBeHidden();
+  });
+});
+
+test.describe('Persistence', () => {
+  test('should persist its data', async ({ page }) => {
+    // create a new todo locator
+    const newTodo = page.getByPlaceholder('What needs to be done?');
+
+    for (const item of TODO_ITEMS.slice(0, 2)) {
+      await newTodo.fill(item);
+      await newTodo.press('Enter');
+    }
+
+    const todoItems = page.getByTestId('todo-item');
+    const firstTodoCheck = todoItems.nth(0).getByRole('checkbox');
+    await firstTodoCheck.check();
+    await expect(todoItems).toHaveText([TODO_ITEMS[0], TODO_ITEMS[1]]);
+    await expect(firstTodoCheck).toBeChecked();
+    await expect(todoItems).toHaveClass(['completed', '']);
+
+    // Ensure there is 1 completed item.
+    await checkNumberOfCompletedTodosInLocalStorage(page, 1);
+
+    // Now reload.
+    await page.reload();
+    await expect(todoItems).toHaveText([TODO_ITEMS[0], TODO_ITEMS[1]]);
+    await expect(firstTodoCheck).toBeChecked();
+    await expect(todoItems).toHaveClass(['completed', '']);
+  });
+});
+
+test.describe('Routing', () => {
+  test.beforeEach(async ({ page }) => {
+    await createDefaultTodos(page);
+    // make sure the app had a chance to save updated todos in storage
+    // before navigating to a new view, otherwise the items can get lost :(
+    // in some frameworks like Durandal
+    await checkTodosInLocalStorage(page, TODO_ITEMS[0]);
+  });
+
+  test('should allow me to display active items', async ({ page }) => {
+    const todoItem = page.getByTestId('todo-item');
+    await page.getByTestId('todo-item').nth(1).getByRole('checkbox').check();
+
+    await checkNumberOfCompletedTodosInLocalStorage(page, 1);
+    await page.getByRole('link', { name: 'Active' }).click();
+    await expect(todoItem).toHaveCount(2);
+    await expect(todoItem).toHaveText([TODO_ITEMS[0], TODO_ITEMS[2]]);
+  });
+
+  test('should respect the back button', async ({ page }) => {
+    const todoItem = page.getByTestId('todo-item'); 
+    await page.getByTestId('todo-item').nth(1).getByRole('checkbox').check();
+
+    await checkNumberOfCompletedTodosInLocalStorage(page, 1);
+
+    await test.step('Showing all items', async () => {
+      await page.getByRole('link', { name: 'All' }).click();
+      await expect(todoItem).toHaveCount(3);
+    });
+
+    await test.step('Showing active items', async () => {
+      await page.getByRole('link', { name: 'Active' }).click();
+    });
+
+    await test.step('Showing completed items', async () => {
+      await page.getByRole('link', { name: 'Completed' }).click();
+    });
+
+    await expect(todoItem).toHaveCount(1);
+    await page.goBack();
+    await expect(todoItem).toHaveCount(2);
+    await page.goBack();
+    await expect(todoItem).toHaveCount(3);
+  });
+
+  test('should allow me to display completed items', async ({ page }) => {
+    await page.getByTestId('todo-item').nth(1).getByRole('checkbox').check();
+    await checkNumberOfCompletedTodosInLocalStorage(page, 1);
+    await page.getByRole('link', { name: 'Completed' }).click();
+    await expect(page.getByTestId('todo-item')).toHaveCount(1);
+  });
+
+  test('should allow me to display all items', async ({ page }) => {
+    await page.getByTestId('todo-item').nth(1).getByRole('checkbox').check();
+    await checkNumberOfCompletedTodosInLocalStorage(page, 1);
+    await page.getByRole('link', { name: 'Active' }).click();
+    await page.getByRole('link', { name: 'Completed' }).click();
+    await page.getByRole('link', { name: 'All' }).click();
+    await expect(page.getByTestId('todo-item')).toHaveCount(3);
+  });
+
+  test('should highlight the currently applied filter', async ({ page }) => {
+    await expect(page.getByRole('link', { name: 'All' })).toHaveClass('selected');
+    
+    //create locators for active and completed links
+    const activeLink = page.getByRole('link', { name: 'Active' });
+    const completedLink = page.getByRole('link', { name: 'Completed' });
+    await activeLink.click();
+
+    // Page change - active items.
+    await expect(activeLink).toHaveClass('selected');
+    await completedLink.click();
+
+    // Page change - completed items.
+    await expect(completedLink).toHaveClass('selected');
+  });
+});
+
+async function createDefaultTodos(page: Page) {
+  // create a new todo locator
+  const newTodo = page.getByPlaceholder('What needs to be done?');
+
+  for (const item of TODO_ITEMS) {
+    await newTodo.fill(item);
+    await newTodo.press('Enter');
+  }
+}
+
+async function checkNumberOfTodosInLocalStorage(page: Page, expected: number) {
+  return await page.waitForFunction(e => {
+    return JSON.parse(localStorage['react-todos']).length === e;
+  }, expected);
+}
+
+async function checkNumberOfCompletedTodosInLocalStorage(page: Page, expected: number) {
+  return await page.waitForFunction(e => {
+    return JSON.parse(localStorage['react-todos']).filter((todo: any) => todo.completed).length === e;
+  }, expected);
+}
+
+async function checkTodosInLocalStorage(page: Page, title: string) {
+  return await page.waitForFunction(t => {
+    return JSON.parse(localStorage['react-todos']).map((todo: any) => todo.title).includes(t);
+  }, title);
+}

tests/example.spec.ts

@@ -0,0 +1,18 @@
+import { test, expect } from '@playwright/test';
+
+test('has title', async ({ page }) => {
+  await page.goto('https://playwright.dev/');
+
+  // Expect a title "to contain" a substring.
+  await expect(page).toHaveTitle(/Playwright/);
+});
+
+test('get started link', async ({ page }) => {
+  await page.goto('https://playwright.dev/');
+
+  // Click the get started link.
+  await page.getByRole('link', { name: 'Get started' }).click();
+
+  // Expects the URL to contain intro.
+  await expect(page).toHaveURL(/.*intro/);
+});

tsconfig.json

@@ -0,0 +1,103 @@
+{
+  "compilerOptions": {
+    /* Visit https://aka.ms/tsconfig to read more about this file */
+
+    /* Projects */
+    // "incremental": true,                              /* Save .tsbuildinfo files to allow for incremental compilation of projects. */
+    // "composite": true,                                /* Enable constraints that allow a TypeScript project to be used with project references. */
+    // "tsBuildInfoFile": "./.tsbuildinfo",              /* Specify the path to .tsbuildinfo incremental compilation file. */
+    // "disableSourceOfProjectReferenceRedirect": true,  /* Disable preferring source files instead of declaration files when referencing composite projects. */
+    // "disableSolutionSearching": true,                 /* Opt a project out of multi-project reference checking when editing. */
+    // "disableReferencedProjectLoad": true,             /* Reduce the number of projects loaded automatically by TypeScript. */
+
+    /* Language and Environment */
+    "target": "esnext",                                  /* Set the JavaScript language version for emitted JavaScript and include compatible library declarations. */
+    // "lib": [],                                        /* Specify a set of bundled library declaration files that describe the target runtime environment. */
+    // "jsx": "preserve",                                /* Specify what JSX code is generated. */
+    // "experimentalDecorators": true,                   /* Enable experimental support for TC39 stage 2 draft decorators. */
+    // "emitDecoratorMetadata": true,                    /* Emit design-type metadata for decorated declarations in source files. */
+    // "jsxFactory": "",                                 /* Specify the JSX factory function used when targeting React JSX emit, e.g. 'React.createElement' or 'h'. */
+    // "jsxFragmentFactory": "",                         /* Specify the JSX Fragment reference used for fragments when targeting React JSX emit e.g. 'React.Fragment' or 'Fragment'. */
+    // "jsxImportSource": "",                            /* Specify module specifier used to import the JSX factory functions when using 'jsx: react-jsx*'. */
+    // "reactNamespace": "",                             /* Specify the object invoked for 'createElement'. This only applies when targeting 'react' JSX emit. */
+    // "noLib": true,                                    /* Disable including any library files, including the default lib.d.ts. */
+    // "useDefineForClassFields": true,                  /* Emit ECMAScript-standard-compliant class fields. */
+    // "moduleDetection": "auto",                        /* Control what method is used to detect module-format JS files. */
+
+    /* Modules */
+    "module": "ESNext",                                /* Specify what module code is generated. */
+    // "rootDir": "./",                                  /* Specify the root folder within your source files. */
+    "moduleResolution": "node",                       /* Specify how TypeScript looks up a file from a given module specifier. */
+    // "baseUrl": "./",                                  /* Specify the base directory to resolve non-relative module names. */
+    // "paths": {},                                      /* Specify a set of entries that re-map imports to additional lookup locations. */
+    // "rootDirs": [],                                   /* Allow multiple folders to be treated as one when resolving modules. */
+    // "typeRoots": [],                                  /* Specify multiple folders that act like './node_modules/@types'. */
+    // "types": [],                                      /* Specify type package names to be included without being referenced in a source file. */
+    // "allowUmdGlobalAccess": true,                     /* Allow accessing UMD globals from modules. */
+    // "moduleSuffixes": [],                             /* List of file name suffixes to search when resolving a module. */
+    // "resolveJsonModule": true,                        /* Enable importing .json files. */
+    // "noResolve": true,                                /* Disallow 'import's, 'require's or '<reference>'s from expanding the number of files TypeScript should add to a project. */
+
+    /* JavaScript Support */
+    // "allowJs": true,                                  /* Allow JavaScript files to be a part of your program. Use the 'checkJS' option to get errors from these files. */
+    // "checkJs": true,                                  /* Enable error reporting in type-checked JavaScript files. */
+    // "maxNodeModuleJsDepth": 1,                        /* Specify the maximum folder depth used for checking JavaScript files from 'node_modules'. Only applicable with 'allowJs'. */
+
+    /* Emit */
+    // "declaration": true,                              /* Generate .d.ts files from TypeScript and JavaScript files in your project. */
+    // "declarationMap": true,                           /* Create sourcemaps for d.ts files. */
+    // "emitDeclarationOnly": true,                      /* Only output d.ts files and not JavaScript files. */
+    // "sourceMap": true,                                /* Create source map files for emitted JavaScript files. */
+    // "outFile": "./",                                  /* Specify a file that bundles all outputs into one JavaScript file. If 'declaration' is true, also designates a file that bundles all .d.ts output. */
+    // "outDir": "./",                                   /* Specify an output folder for all emitted files. */
+    // "removeComments": true,                           /* Disable emitting comments. */
+    // "noEmit": true,                                   /* Disable emitting files from a compilation. */
+    // "importHelpers": true,                            /* Allow importing helper functions from tslib once per project, instead of including them per-file. */
+    // "importsNotUsedAsValues": "remove",               /* Specify emit/checking behavior for imports that are only used for types. */
+    // "downlevelIteration": true,                       /* Emit more compliant, but verbose and less performant JavaScript for iteration. */
+    // "sourceRoot": "",                                 /* Specify the root path for debuggers to find the reference source code. */
+    // "mapRoot": "",                                    /* Specify the location where debugger should locate map files instead of generated locations. */
+    // "inlineSourceMap": true,                          /* Include sourcemap files inside the emitted JavaScript. */
+    // "inlineSources": true,                            /* Include source code in the sourcemaps inside the emitted JavaScript. */
+    // "emitBOM": true,                                  /* Emit a UTF-8 Byte Order Mark (BOM) in the beginning of output files. */
+    // "newLine": "crlf",                                /* Set the newline character for emitting files. */
+    // "stripInternal": true,                            /* Disable emitting declarations that have '@internal' in their JSDoc comments. */
+    // "noEmitHelpers": true,                            /* Disable generating custom helper functions like '__extends' in compiled output. */
+    // "noEmitOnError": true,                            /* Disable emitting files if any type checking errors are reported. */
+    // "preserveConstEnums": true,                       /* Disable erasing 'const enum' declarations in generated code. */
+    // "declarationDir": "./",                           /* Specify the output directory for generated declaration files. */
+    // "preserveValueImports": true,                     /* Preserve unused imported values in the JavaScript output that would otherwise be removed. */
+
+    /* Interop Constraints */
+    // "isolatedModules": true,                          /* Ensure that each file can be safely transpiled without relying on other imports. */
+    // "allowSyntheticDefaultImports": true,             /* Allow 'import x from y' when a module doesn't have a default export. */
+    "esModuleInterop": true,                             /* Emit additional JavaScript to ease support for importing CommonJS modules. This enables 'allowSyntheticDefaultImports' for type compatibility. */
+    // "preserveSymlinks": true,                         /* Disable resolving symlinks to their realpath. This correlates to the same flag in node. */
+    "forceConsistentCasingInFileNames": true,            /* Ensure that casing is correct in imports. */
+
+    /* Type Checking */
+    "strict": true,                                      /* Enable all strict type-checking options. */
+    // "noImplicitAny": true,                            /* Enable error reporting for expressions and declarations with an implied 'any' type. */
+    // "strictNullChecks": true,                         /* When type checking, take into account 'null' and 'undefined'. */
+    // "strictFunctionTypes": true,                      /* When assigning functions, check to ensure parameters and the return values are subtype-compatible. */
+    // "strictBindCallApply": true,                      /* Check that the arguments for 'bind', 'call', and 'apply' methods match the original function. */
+    // "strictPropertyInitialization": true,             /* Check for class properties that are declared but not set in the constructor. */
+    // "noImplicitThis": true,                           /* Enable error reporting when 'this' is given the type 'any'. */
+    // "useUnknownInCatchVariables": true,               /* Default catch clause variables as 'unknown' instead of 'any'. */
+    // "alwaysStrict": true,                             /* Ensure 'use strict' is always emitted. */
+    // "noUnusedLocals": true,                           /* Enable error reporting when local variables aren't read. */
+    // "noUnusedParameters": true,                       /* Raise an error when a function parameter isn't read. */
+    // "exactOptionalPropertyTypes": true,               /* Interpret optional property types as written, rather than adding 'undefined'. */
+    // "noImplicitReturns": true,                        /* Enable error reporting for codepaths that do not explicitly return in a function. */
+    // "noFallthroughCasesInSwitch": true,               /* Enable error reporting for fallthrough cases in switch statements. */
+    // "noUncheckedIndexedAccess": true,                 /* Add 'undefined' to a type when accessed using an index. */
+    // "noImplicitOverride": true,                       /* Ensure overriding members in derived classes are marked with an override modifier. */
+    // "noPropertyAccessFromIndexSignature": true,       /* Enforces using indexed accessors for keys declared using an indexed type. */
+    // "allowUnusedLabels": true,                        /* Disable error reporting for unused labels. */
+    // "allowUnreachableCode": true,                     /* Disable error reporting for unreachable code. */
+
+    /* Completeness */
+    // "skipDefaultLibCheck": true,                      /* Skip type checking .d.ts files that are included with TypeScript. */
+    "skipLibCheck": true                                 /* Skip type checking all .d.ts files. */
+  }
+}