puppeteer/test/src/TargetManager.spec.ts
2023-07-03 14:01:29 +02:00

106 lines
3.4 KiB
TypeScript

/**
* Copyright 2022 Google Inc. All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import expect from 'expect';
import {CDPBrowser} from 'puppeteer-core/internal/common/Browser.js';
import {getTestState, launch} from './mocha-utils.js';
import {attachFrame} from './utils.js';
describe('TargetManager', () => {
/* We use a special browser for this test as we need the --site-per-process flag */
let state: Awaited<ReturnType<typeof launch>> & {
browser: CDPBrowser;
};
beforeEach(async () => {
const {defaultBrowserOptions} = await getTestState({
skipLaunch: true,
});
state = (await launch(
Object.assign({}, defaultBrowserOptions, {
args: (defaultBrowserOptions.args || []).concat([
'--site-per-process',
'--remote-debugging-port=21222',
'--host-rules=MAP * 127.0.0.1',
]),
}),
{createPage: false}
)) as Awaited<ReturnType<typeof launch>> & {
browser: CDPBrowser;
};
});
afterEach(async () => {
await state.close();
});
it('should handle targets', async () => {
const {server, context, browser} = state;
const targetManager = browser._targetManager();
expect(targetManager.getAvailableTargets().size).toBe(2);
expect(await context.pages()).toHaveLength(0);
expect(targetManager.getAvailableTargets().size).toBe(2);
const page = await context.newPage();
expect(await context.pages()).toHaveLength(1);
expect(targetManager.getAvailableTargets().size).toBe(3);
await page.goto(server.EMPTY_PAGE);
expect(await context.pages()).toHaveLength(1);
expect(targetManager.getAvailableTargets().size).toBe(3);
// attach a local iframe.
let framePromise = page.waitForFrame(frame => {
return frame.url().endsWith('/empty.html');
});
await attachFrame(page, 'frame1', server.EMPTY_PAGE);
await framePromise;
expect(await context.pages()).toHaveLength(1);
expect(targetManager.getAvailableTargets().size).toBe(3);
expect(page.frames()).toHaveLength(2);
// // attach a remote frame iframe.
framePromise = page.waitForFrame(frame => {
return frame.url() === server.CROSS_PROCESS_PREFIX + '/empty.html';
});
await attachFrame(
page,
'frame2',
server.CROSS_PROCESS_PREFIX + '/empty.html'
);
await framePromise;
expect(await context.pages()).toHaveLength(1);
expect(targetManager.getAvailableTargets().size).toBe(4);
expect(page.frames()).toHaveLength(3);
framePromise = page.waitForFrame(frame => {
return frame.url() === server.CROSS_PROCESS_PREFIX + '/empty.html';
});
await attachFrame(
page,
'frame3',
server.CROSS_PROCESS_PREFIX + '/empty.html'
);
await framePromise;
expect(await context.pages()).toHaveLength(1);
expect(targetManager.getAvailableTargets().size).toBe(5);
expect(page.frames()).toHaveLength(4);
});
});