Files
chrome-use/src/browser.test.ts
T

363 lines
13 KiB
TypeScript

import { describe, it, expect, beforeAll, afterAll } from 'vitest';
import { BrowserManager } from './browser.js';
describe('BrowserManager', () => {
let browser: BrowserManager;
beforeAll(async () => {
browser = new BrowserManager();
await browser.launch({ headless: true });
});
afterAll(async () => {
await browser.close();
});
describe('launch and close', () => {
it('should report as launched', () => {
expect(browser.isLaunched()).toBe(true);
});
it('should have a page', () => {
const page = browser.getPage();
expect(page).toBeDefined();
});
it('should reject invalid executablePath', async () => {
const testBrowser = new BrowserManager();
await expect(
testBrowser.launch({
headless: true,
executablePath: '/nonexistent/path/to/chromium',
})
).rejects.toThrow();
});
});
describe('navigation', () => {
it('should navigate to URL', async () => {
const page = browser.getPage();
await page.goto('https://example.com');
expect(page.url()).toBe('https://example.com/');
});
it('should get page title', async () => {
const page = browser.getPage();
const title = await page.title();
expect(title).toBe('Example Domain');
});
});
describe('element interaction', () => {
it('should find element by selector', async () => {
const page = browser.getPage();
const heading = await page.locator('h1').textContent();
expect(heading).toBe('Example Domain');
});
it('should check element visibility', async () => {
const page = browser.getPage();
const isVisible = await page.locator('h1').isVisible();
expect(isVisible).toBe(true);
});
it('should count elements', async () => {
const page = browser.getPage();
const count = await page.locator('p').count();
expect(count).toBeGreaterThan(0);
});
});
describe('screenshots', () => {
it('should take screenshot as buffer', async () => {
const page = browser.getPage();
const buffer = await page.screenshot();
expect(buffer).toBeInstanceOf(Buffer);
expect(buffer.length).toBeGreaterThan(0);
});
});
describe('evaluate', () => {
it('should evaluate JavaScript', async () => {
const page = browser.getPage();
const result = await page.evaluate(() => document.title);
expect(result).toBe('Example Domain');
});
it('should evaluate with arguments', async () => {
const page = browser.getPage();
const result = await page.evaluate((x: number) => x * 2, 5);
expect(result).toBe(10);
});
});
describe('tabs', () => {
it('should create new tab', async () => {
const result = await browser.newTab();
expect(result.index).toBe(1);
expect(result.total).toBe(2);
});
it('should list tabs', async () => {
const tabs = await browser.listTabs();
expect(tabs.length).toBe(2);
});
it('should close tab', async () => {
// Switch to second tab and close it
const page = browser.getPage();
const tabs = await browser.listTabs();
if (tabs.length > 1) {
const result = await browser.closeTab(1);
expect(result.remaining).toBe(1);
}
});
});
describe('context operations', () => {
it('should get cookies from context', async () => {
const page = browser.getPage();
const cookies = await page.context().cookies();
expect(Array.isArray(cookies)).toBe(true);
});
it('should set and get cookies', async () => {
const page = browser.getPage();
const context = page.context();
await context.addCookies([{ name: 'test', value: 'value', url: 'https://example.com' }]);
const cookies = await context.cookies();
const testCookie = cookies.find((c) => c.name === 'test');
expect(testCookie?.value).toBe('value');
});
it('should set cookie with domain', async () => {
const page = browser.getPage();
const context = page.context();
await context.addCookies([
{ name: 'domainCookie', value: 'domainValue', domain: 'example.com', path: '/' },
]);
const cookies = await context.cookies();
const testCookie = cookies.find((c) => c.name === 'domainCookie');
expect(testCookie?.value).toBe('domainValue');
});
it('should set multiple cookies at once', async () => {
const page = browser.getPage();
const context = page.context();
await context.clearCookies();
await context.addCookies([
{ name: 'cookie1', value: 'value1', url: 'https://example.com' },
{ name: 'cookie2', value: 'value2', url: 'https://example.com' },
]);
const cookies = await context.cookies();
expect(cookies.find((c) => c.name === 'cookie1')?.value).toBe('value1');
expect(cookies.find((c) => c.name === 'cookie2')?.value).toBe('value2');
});
it('should clear cookies', async () => {
const page = browser.getPage();
const context = page.context();
await context.clearCookies();
const cookies = await context.cookies();
expect(cookies.length).toBe(0);
});
});
describe('localStorage operations', () => {
it('should set and get localStorage item', async () => {
const page = browser.getPage();
await page.goto('https://example.com');
await page.evaluate(() => localStorage.setItem('testKey', 'testValue'));
const value = await page.evaluate(() => localStorage.getItem('testKey'));
expect(value).toBe('testValue');
});
it('should get all localStorage items', async () => {
const page = browser.getPage();
await page.evaluate(() => {
localStorage.clear();
localStorage.setItem('key1', 'value1');
localStorage.setItem('key2', 'value2');
});
const storage = await page.evaluate(() => {
const items: Record<string, string> = {};
for (let i = 0; i < localStorage.length; i++) {
const key = localStorage.key(i);
if (key) items[key] = localStorage.getItem(key) || '';
}
return items;
});
expect(storage.key1).toBe('value1');
expect(storage.key2).toBe('value2');
});
it('should clear localStorage', async () => {
const page = browser.getPage();
await page.evaluate(() => localStorage.clear());
const value = await page.evaluate(() => localStorage.getItem('testKey'));
expect(value).toBeNull();
});
it('should return null for non-existent key', async () => {
const page = browser.getPage();
await page.evaluate(() => localStorage.clear());
const value = await page.evaluate(() => localStorage.getItem('nonexistent'));
expect(value).toBeNull();
});
});
describe('sessionStorage operations', () => {
it('should set and get sessionStorage item', async () => {
const page = browser.getPage();
await page.goto('https://example.com');
await page.evaluate(() => sessionStorage.setItem('sessionKey', 'sessionValue'));
const value = await page.evaluate(() => sessionStorage.getItem('sessionKey'));
expect(value).toBe('sessionValue');
});
it('should get all sessionStorage items', async () => {
const page = browser.getPage();
await page.evaluate(() => {
sessionStorage.clear();
sessionStorage.setItem('skey1', 'svalue1');
sessionStorage.setItem('skey2', 'svalue2');
});
const storage = await page.evaluate(() => {
const items: Record<string, string> = {};
for (let i = 0; i < sessionStorage.length; i++) {
const key = sessionStorage.key(i);
if (key) items[key] = sessionStorage.getItem(key) || '';
}
return items;
});
expect(storage.skey1).toBe('svalue1');
expect(storage.skey2).toBe('svalue2');
});
it('should clear sessionStorage', async () => {
const page = browser.getPage();
await page.evaluate(() => sessionStorage.clear());
const value = await page.evaluate(() => sessionStorage.getItem('sessionKey'));
expect(value).toBeNull();
});
});
describe('viewport', () => {
it('should set viewport', async () => {
await browser.setViewport(1920, 1080);
const page = browser.getPage();
const size = page.viewportSize();
expect(size?.width).toBe(1920);
expect(size?.height).toBe(1080);
});
});
describe('snapshot', () => {
it('should get snapshot with refs', async () => {
const page = browser.getPage();
await page.goto('https://example.com');
const { tree, refs } = await browser.getSnapshot();
expect(tree).toContain('heading');
expect(tree).toContain('Example Domain');
expect(typeof refs).toBe('object');
});
it('should get interactive-only snapshot', async () => {
const { tree: fullSnapshot } = await browser.getSnapshot();
const { tree: interactiveSnapshot } = await browser.getSnapshot({ interactive: true });
// Interactive snapshot should be shorter (fewer elements)
expect(interactiveSnapshot.length).toBeLessThanOrEqual(fullSnapshot.length);
});
it('should get snapshot with depth limit', async () => {
const { tree: fullSnapshot } = await browser.getSnapshot();
const { tree: limitedSnapshot } = await browser.getSnapshot({ maxDepth: 2 });
// Limited depth should have fewer nested elements
const fullLines = fullSnapshot.split('\n').length;
const limitedLines = limitedSnapshot.split('\n').length;
expect(limitedLines).toBeLessThanOrEqual(fullLines);
});
it('should get compact snapshot', async () => {
const { tree: fullSnapshot } = await browser.getSnapshot();
const { tree: compactSnapshot } = await browser.getSnapshot({ compact: true });
// Compact should be equal or shorter
expect(compactSnapshot.length).toBeLessThanOrEqual(fullSnapshot.length);
});
});
describe('locator resolution', () => {
it('should resolve CSS selector', async () => {
const page = browser.getPage();
await page.goto('https://example.com');
const locator = browser.getLocator('h1');
const text = await locator.textContent();
expect(text).toBe('Example Domain');
});
it('should resolve ref from snapshot', async () => {
await browser.getSnapshot(); // Populates refs
// After snapshot, refs like @e1 should be available
// This tests the ref resolution mechanism
const page = browser.getPage();
const h1 = await page.locator('h1').textContent();
expect(h1).toBe('Example Domain');
});
});
describe('scoped headers', () => {
it('should register route for scoped headers', async () => {
// Test that setScopedHeaders doesn't throw and completes successfully
await browser.clearScopedHeaders();
await expect(
browser.setScopedHeaders('https://example.com', { 'X-Test': 'value' })
).resolves.not.toThrow();
await browser.clearScopedHeaders();
});
it('should handle full URL origin', async () => {
await browser.clearScopedHeaders();
await expect(
browser.setScopedHeaders('https://api.example.com/path', { Authorization: 'Bearer token' })
).resolves.not.toThrow();
await browser.clearScopedHeaders();
});
it('should handle hostname-only origin', async () => {
await browser.clearScopedHeaders();
await expect(
browser.setScopedHeaders('example.com', { 'X-Custom': 'value' })
).resolves.not.toThrow();
await browser.clearScopedHeaders();
});
it('should clear scoped headers for specific origin', async () => {
await browser.clearScopedHeaders();
await browser.setScopedHeaders('https://example.com', { 'X-Test': 'value' });
await expect(browser.clearScopedHeaders('https://example.com')).resolves.not.toThrow();
});
it('should clear all scoped headers', async () => {
await browser.setScopedHeaders('https://example.com', { 'X-Test-1': 'value1' });
await browser.setScopedHeaders('https://example.org', { 'X-Test-2': 'value2' });
await expect(browser.clearScopedHeaders()).resolves.not.toThrow();
});
it('should replace headers when called twice for same origin', async () => {
await browser.clearScopedHeaders();
await browser.setScopedHeaders('https://example.com', { 'X-First': 'first' });
// Second call should replace, not add
await expect(
browser.setScopedHeaders('https://example.com', { 'X-Second': 'second' })
).resolves.not.toThrow();
await browser.clearScopedHeaders();
});
it('should handle clearing non-existent origin gracefully', async () => {
await browser.clearScopedHeaders();
// Should not throw when clearing headers that were never set
await expect(browser.clearScopedHeaders('https://never-set.com')).resolves.not.toThrow();
});
});
});