webcomponent: update Playwright configuration and enhance E2E tests with new helper functions

This commit is contained in:
Carlos Santos 2025-05-13 13:12:21 +02:00
parent 8993cab2e8
commit 63c45ca564
3 changed files with 189 additions and 31 deletions

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@ -2,12 +2,16 @@
import { defineConfig } from '@playwright/test';
export default defineConfig({
testDir: './tests/e2e',
timeout: 30000,
retries: 1,
use: {
headless: true,
viewport: { width: 1280, height: 720 },
ignoreHTTPSErrors: true
}
testDir: './tests/e2e',
timeout: 30000,
retries: 0,
workers: 1,
fullyParallel: false,
use: {
headless: false,
viewport: { width: 1280, height: 720 },
ignoreHTTPSErrors: true,
permissions: ['camera', 'microphone'],
video: 'retain-on-failure'
}
});

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@ -1,30 +1,128 @@
// tests/e2e/openvidu-meet.e2e.ts
import { test, expect } from '@playwright/test';
import { test, expect, BrowserContext, Browser, Page, chromium } from '@playwright/test';
import { waitForElementInIframe } from '../helpers/function-helpers';
import fs from 'fs';
test.describe('OpenViduMeet E2E Tests', () => {
test('should load iframe with correct URL including additional parameters', async ({ page }) => {
await page.setContent(
`<openvidu-meet room-url="https://meet.example.com" room-name="Sala1" pepito-perez="55"></openvidu-meet>`
);
const iframe = page.locator('iframe');
await expect(iframe).toHaveAttribute('src', 'https://meet.example.com?room-name=Sala1&pepito-perez=55');
test.describe('Web Component E2E Tests', () => {
const testAppUrl = 'http://localhost:5080';
const testRoomPrefix = 'test-room';
let browser: Browser;
let context: BrowserContext;
let page: Page;
test.beforeAll(async () => {
// Create a test room before all tests
const tempBrowser = await chromium.launch();
const tempContext = await tempBrowser.newContext();
const tempPage = await tempContext.newPage();
await tempPage.goto(testAppUrl);
await tempPage.waitForSelector('.create-room');
await tempPage.fill('#room-id-prefix', testRoomPrefix);
await tempPage.click('.create-room-btn');
await tempPage.waitForSelector(`#${testRoomPrefix}`);
await tempBrowser.close();
});
test('should handle postMessage interactions', async ({ page }) => {
await page.setContent(`<openvidu-meet room-url="https://meet.example.com" room-name="Sala1"></openvidu-meet>`);
test.beforeEach(async () => {
browser = await chromium.launch({ headless: false });
const storageState = fs.existsSync('test_localstorage_state.json')
? { storageState: 'test_localstorage_state.json' }
: {};
context = await browser.newContext(storageState);
page = await context.newPage();
await page.goto(testAppUrl);
await page.waitForSelector('.rooms-container');
await page.waitForSelector(`#${testRoomPrefix}`);
await page.click('.dropdown-button');
await page.waitForSelector('#join-as-moderator');
await page.waitForSelector('#join-as-publisher');
});
const [event] = await Promise.all([
page.evaluate(() => {
return new Promise((resolve) => {
const component = document.querySelector('openvidu-meet');
if (component) {
component.addEventListener('conference-event', (e) => resolve(e.detail));
}
window.postMessage({ event: 'participant-joined', participant: 'María Gómez' }, '*');
});
})
]);
test.afterEach(async () => {
await context.storageState({ path: 'test_localstorage_state.json' });
await browser.close();
});
expect(event).toEqual({ event: 'participant-joined', participant: 'María Gómez' });
test.describe('Component Rendering', () => {
test('should load the web component with proper iframe', async () => {
await page.click('#join-as-moderator');
const component = page.locator('openvidu-meet');
await expect(component).toBeVisible();
const hasIframe = await page.evaluate(() => {
const component = document.querySelector('openvidu-meet');
return !!component?.shadowRoot?.querySelector('iframe');
});
expect(hasIframe).toBeTruthy();
});
});
test.describe('Event Handling', () => {
test('should successfully join as moderator and receive JOIN event', async () => {
await page.click('#join-as-moderator');
await waitForElementInIframe(page, 'ov-session');
await page.waitForSelector('.event-JOIN');
const joinElements = await page.locator('.event-JOIN').all();
expect(joinElements.length).toBe(1);
});
test('should successfully join as publisher and receive JOIN event', async () => {
await page.click('#join-as-publisher');
await waitForElementInIframe(page, 'ov-session');
await page.waitForSelector('.event-JOIN');
const joinElements = await page.locator('.event-JOIN').all();
expect(joinElements.length).toBe(1);
});
test('should successfully join to room and receive LEFT event when using leave command', async () => {
await page.click('#join-as-moderator');
await waitForElementInIframe(page, 'ov-session');
await page.click('#leave-room-btn');
await page.waitForSelector('.event-LEFT');
const leftElements = await page.locator('.event-LEFT').all();
expect(leftElements.length).toBe(1);
});
test('should successfully join to room and receive LEFT event when using disconnect button', async () => {
await page.click('#join-as-moderator');
await waitForElementInIframe(page, 'ov-session');
const button = await waitForElementInIframe(page, '#leave-btn');
await button.click();
await page.waitForSelector('.event-LEFT');
const leftElements = await page.locator('.event-LEFT').all();
expect(leftElements.length).toBe(1);
});
test('should successfully join to room and receive MEETING_ENDED event when using end meeting command', async () => {
await page.click('#join-as-moderator');
await waitForElementInIframe(page, 'ov-session');
await page.click('#end-meeting-btn');
await page.waitForSelector('.event-MEETING_ENDED');
const meetingEndedElements = await page.locator('.event-MEETING_ENDED').all();
expect(meetingEndedElements.length).toBe(1);
// Check LEFT event does not exist
const leftEventElements = await page.locator('.event-LEFT').all();
expect(leftEventElements.length).toBe(0);
});
});
test.describe('Webhook Handling', () => {
test('should successfully join to room and receive meetingStarted webhook', async () => {
await page.click('#join-as-moderator');
await waitForElementInIframe(page, 'ov-session');
await page.waitForSelector('.webhook-meetingStarted');
const meetingStartedElements = await page.locator('.webhook-meetingStarted').all();
expect(meetingStartedElements.length).toBe(1);
});
test('should successfully join to room and receive meetingEnded webhook', async () => {
await page.click('#join-as-moderator');
await waitForElementInIframe(page, 'ov-session');
await page.click('#end-meeting-btn');
await page.waitForSelector('.webhook-meetingEnded');
const meetingEndedElements = await page.locator('.webhook-meetingEnded').all();
expect(meetingEndedElements.length).toBe(1);
});
});
});

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import { Page, Locator, FrameLocator } from '@playwright/test';
/**
* Gets a FrameLocator for an iframe inside a Shadow DOM
* @param page - Playwright page object
* @param componentSelector - Selector for the web component with Shadow DOM
* @param iframeSelector - Selector for the iframe within the Shadow DOM
* @returns FrameLocator that can be used to access iframe contents
*/
export async function getIframeInShadowDom(
page: Page,
componentSelector: string = 'openvidu-meet',
iframeSelector: string = 'iframe'
): Promise<FrameLocator> {
// Verify the component exists
await page.waitForSelector(componentSelector);
// Use frameLocator to access the iframe contents
return page.frameLocator(`${componentSelector} >>> ${iframeSelector}`);
}
/**
* Waits for an element inside an iframe within Shadow DOM
* @param page - Playwright page object
* @param elementSelector - Selector for the element inside the iframe
* @param options - Optional configuration
* @returns Locator for the found element
*/
export async function waitForElementInIframe(
page: Page,
elementSelector: string,
options: {
componentSelector?: string;
iframeSelector?: string;
timeout?: number;
state?: 'attached' | 'detached' | 'visible' | 'hidden';
} = {}
): Promise<Locator> {
const {
componentSelector = 'openvidu-meet',
iframeSelector = 'iframe',
timeout = 30000,
state = 'visible'
} = options;
// Get the iframe
const frameLocator = await getIframeInShadowDom(page, componentSelector, iframeSelector);
// Get element locator
const elementLocator = frameLocator.locator(elementSelector);
// Wait for the element with the specified state
await elementLocator.waitFor({ state, timeout });
return elementLocator;
}