/**
* Copyright 2018 Google Inc. All rights reserved.
* Modifications copyright (c) Microsoft Corporation.
*
* 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 { test as it, expect } from './pageTest';
it('should query existing element', async ({ page, server }) => {
await page.goto(server.PREFIX + '/playground.html');
await page.setContent('');
const html = await page.$('html');
const second = await html.$('.second');
const inner = await second.$('.inner');
const content = await page.evaluate(e => e.textContent, inner);
expect(content).toBe('A');
});
it('should return null for non-existing element', async ({ page, server }) => {
await page.setContent('');
const html = await page.$('html');
const second = await html.$('.third');
expect(second).toBe(null);
});
it('should work for adopted elements', async ({ page, server, isElectron }) => {
it.fixme(isElectron);
await page.goto(server.EMPTY_PAGE);
const [popup] = await Promise.all([
page.waitForEvent('popup'),
page.evaluate(url => window['__popup'] = window.open(url), server.EMPTY_PAGE),
]);
const divHandle = await page.evaluateHandle(() => {
const div = document.createElement('div');
document.body.appendChild(div);
const span = document.createElement('span');
span.textContent = 'hello';
div.appendChild(span);
return div;
});
expect(await divHandle.$('span')).toBeTruthy();
expect(await divHandle.$eval('span', e => e.textContent)).toBe('hello');
await popup.waitForLoadState('domcontentloaded');
await page.evaluate(() => {
const div = document.querySelector('div');
window['__popup'].document.body.appendChild(div);
});
expect(await divHandle.$('span')).toBeTruthy();
expect(await divHandle.$eval('span', e => e.textContent)).toBe('hello');
});
it('should query existing elements', async ({ page, server }) => {
await page.setContent('A
B
');
const html = await page.$('html');
const elements = await html.$$('div');
expect(elements.length).toBe(2);
const promises = elements.map(element => page.evaluate(e => e.textContent, element));
expect(await Promise.all(promises)).toEqual(['A', 'B']);
});
it('should return empty array for non-existing elements', async ({ page, server }) => {
await page.setContent('A
B');
const html = await page.$('html');
const elements = await html.$$('div');
expect(elements.length).toBe(0);
});
it('xpath should query existing element', async ({ page, server }) => {
await page.goto(server.PREFIX + '/playground.html');
await page.setContent('');
const html = await page.$('html');
const second = await html.$$(`xpath=./body/div[contains(@class, 'second')]`);
const inner = await second[0].$$(`xpath=./div[contains(@class, 'inner')]`);
const content = await page.evaluate(e => e.textContent, inner[0]);
expect(content).toBe('A');
});
it('xpath should return null for non-existing element', async ({ page, server }) => {
await page.setContent('');
const html = await page.$('html');
const second = await html.$$(`xpath=/div[contains(@class, 'third')]`);
expect(second).toEqual([]);
});