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Merge pull request 'test: add E2E collaborative editing sync tests (#564)' (#344) from test/collab-e2e into main
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e2e/collab-sync.spec.ts
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e2e/collab-sync.spec.ts
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/**
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* E2E tests for collaborative editing sync between two browser contexts.
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*
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* Tests verify that two users editing the same document via Yjs
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* see each other's changes in real-time (#564).
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*/
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import { test, expect, type Page, type Browser, type BrowserContext } from '@playwright/test';
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import { createNewDoc, createNewSheet } from './helpers';
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/**
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* Open a second browser context with the same document URL.
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* Sets a different username so we can distinguish the two "users".
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*/
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async function openSecondContext(
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browser: Browser,
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url: string,
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username: string,
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): Promise<{ context: BrowserContext; page: Page }> {
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const context = await browser.newContext();
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const page = await context.newPage();
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await page.addInitScript((name: string) => {
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localStorage.setItem('tools-username', name);
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}, username);
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await page.goto(url);
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return { context, page };
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}
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test.describe('Collaborative Editing Sync', () => {
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test('docs: two users see each other\'s edits in real-time', async ({ page, browser }) => {
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// User A creates a document
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const url = await createNewDoc(page);
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// User B opens the same document
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const { context: ctxB, page: pageB } = await openSecondContext(browser, url, 'UserB');
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await pageB.waitForSelector('.tiptap', { timeout: 15000 });
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// User A types content
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const editorA = page.locator('.tiptap');
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await editorA.click();
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await page.keyboard.type('Hello from User A');
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// User B should see User A's text appear
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const editorB = pageB.locator('.tiptap');
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await expect(editorB).toContainText('Hello from User A', { timeout: 10000 });
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// User B types additional content
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await editorB.click();
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// Move to end of content
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await pageB.keyboard.press('End');
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await pageB.keyboard.type(' and hello from User B');
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// User A should see the combined text
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await expect(editorA).toContainText('User B', { timeout: 10000 });
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await ctxB.close();
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});
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test('docs: concurrent edits merge without data loss', async ({ page, browser }) => {
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const url = await createNewDoc(page);
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const { context: ctxB, page: pageB } = await openSecondContext(browser, url, 'UserB');
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await pageB.waitForSelector('.tiptap', { timeout: 15000 });
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// User A types a line
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const editorA = page.locator('.tiptap');
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await editorA.click();
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await page.keyboard.type('Line from A');
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await page.keyboard.press('Enter');
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// Wait for sync
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await expect(pageB.locator('.tiptap')).toContainText('Line from A', { timeout: 10000 });
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// Both users type simultaneously
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await page.keyboard.type('Second line A');
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const editorB = pageB.locator('.tiptap');
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await editorB.click();
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await pageB.keyboard.press('End');
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await pageB.keyboard.press('Enter');
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await pageB.keyboard.type('Line from B');
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// Both pages should eventually contain both lines
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await expect(editorA).toContainText('Line from A', { timeout: 10000 });
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await expect(editorA).toContainText('Line from B', { timeout: 10000 });
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await expect(editorB).toContainText('Second line A', { timeout: 10000 });
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await expect(editorB).toContainText('Line from B', { timeout: 10000 });
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await ctxB.close();
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});
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test('sheets: two users see each other\'s cell edits', async ({ page, browser }) => {
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const url = await createNewSheet(page);
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const { context: ctxB, page: pageB } = await openSecondContext(browser, url, 'UserB');
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await pageB.waitForSelector('#sheet-grid tbody tr td[data-id]', { timeout: 15000 });
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// User A edits cell A1
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await page.locator('td[data-id="A1"]').click();
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await page.keyboard.type('From A');
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await page.keyboard.press('Enter');
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// User B should see A1 content
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const cellA1B = pageB.locator('td[data-id="A1"] .cell-display');
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await expect(cellA1B).toContainText('From A', { timeout: 10000 });
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// User B edits cell B1
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await pageB.locator('td[data-id="B1"]').click();
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await pageB.keyboard.type('From B');
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await pageB.keyboard.press('Enter');
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// User A should see B1 content
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const cellB1A = page.locator('td[data-id="B1"] .cell-display');
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await expect(cellB1A).toContainText('From B', { timeout: 10000 });
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await ctxB.close();
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});
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test('sheets: concurrent cell edits to different cells both persist', async ({ page, browser }) => {
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const url = await createNewSheet(page);
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const { context: ctxB, page: pageB } = await openSecondContext(browser, url, 'UserB');
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await pageB.waitForSelector('#sheet-grid tbody tr td[data-id]', { timeout: 15000 });
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// Both users edit different cells simultaneously
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await page.locator('td[data-id="A1"]').click();
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await page.keyboard.type('100');
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await page.keyboard.press('Tab');
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await page.keyboard.type('200');
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await page.keyboard.press('Enter');
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await pageB.locator('td[data-id="A2"]').click();
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await pageB.keyboard.type('300');
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await pageB.keyboard.press('Tab');
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await pageB.keyboard.type('400');
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await pageB.keyboard.press('Enter');
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// Both pages should see all four values
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await expect(page.locator('td[data-id="A1"] .cell-display')).toContainText('100', { timeout: 10000 });
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await expect(page.locator('td[data-id="B1"] .cell-display')).toContainText('200', { timeout: 10000 });
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await expect(page.locator('td[data-id="A2"] .cell-display')).toContainText('300', { timeout: 10000 });
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await expect(page.locator('td[data-id="B2"] .cell-display')).toContainText('400', { timeout: 10000 });
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await expect(pageB.locator('td[data-id="A1"] .cell-display')).toContainText('100', { timeout: 10000 });
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await expect(pageB.locator('td[data-id="B1"] .cell-display')).toContainText('200', { timeout: 10000 });
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await ctxB.close();
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});
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test('docs: save status shows Saved on both clients after sync', async ({ page, browser }) => {
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const url = await createNewDoc(page);
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const { context: ctxB, page: pageB } = await openSecondContext(browser, url, 'UserB');
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await pageB.waitForSelector('.tiptap', { timeout: 15000 });
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// User A types and waits for save
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const editorA = page.locator('.tiptap');
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await editorA.click();
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await page.keyboard.type('Checking save status');
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// Both should show Saved eventually
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await expect(page.locator('#save-text')).toHaveText('Saved', { timeout: 15000 });
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await expect(pageB.locator('#save-text')).toHaveText('Saved', { timeout: 15000 });
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await ctxB.close();
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});
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});