mirror of
https://github.com/microsoft/playwright.git
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253 lines
12 KiB
TypeScript
253 lines
12 KiB
TypeScript
/**
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* Copyright 2018 Google Inc. All rights reserved.
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* Modifications copyright (c) Microsoft Corporation.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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import { it, expect } from './fixtures';
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import { attachFrame, detachFrame } from './utils';
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const addElement = tag => document.body.appendChild(document.createElement(tag));
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it('should survive cross-process navigation', async ({page, server}) => {
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let boxFound = false;
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const waitForSelector = page.waitForSelector('.box').then(() => boxFound = true);
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await page.goto(server.EMPTY_PAGE);
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expect(boxFound).toBe(false);
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await page.reload();
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expect(boxFound).toBe(false);
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await page.goto(server.CROSS_PROCESS_PREFIX + '/grid.html');
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await waitForSelector;
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expect(boxFound).toBe(true);
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});
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it('should wait for visible', async ({page, server}) => {
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let divFound = false;
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const waitForSelector = page.waitForSelector('div').then(() => divFound = true);
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await page.setContent(`<div style='display: none; visibility: hidden;'>1</div>`);
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expect(divFound).toBe(false);
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await page.evaluate(() => document.querySelector('div').style.removeProperty('display'));
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expect(divFound).toBe(false);
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await page.evaluate(() => document.querySelector('div').style.removeProperty('visibility'));
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expect(await waitForSelector).toBe(true);
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expect(divFound).toBe(true);
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});
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it('should not consider visible when zero-sized', async ({page, server}) => {
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await page.setContent(`<div style='width: 0; height: 0;'>1</div>`);
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let error = await page.waitForSelector('div', { timeout: 1000 }).catch(e => e);
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expect(error.message).toContain('page.waitForSelector: Timeout 1000ms exceeded');
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await page.evaluate(() => document.querySelector('div').style.width = '10px');
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error = await page.waitForSelector('div', { timeout: 1000 }).catch(e => e);
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expect(error.message).toContain('page.waitForSelector: Timeout 1000ms exceeded');
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await page.evaluate(() => document.querySelector('div').style.height = '10px');
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expect(await page.waitForSelector('div', { timeout: 1000 })).toBeTruthy();
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});
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it('should wait for visible recursively', async ({page, server}) => {
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let divVisible = false;
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const waitForSelector = page.waitForSelector('div#inner').then(() => divVisible = true);
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await page.setContent(`<div style='display: none; visibility: hidden;'><div id="inner">hi</div></div>`);
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expect(divVisible).toBe(false);
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await page.evaluate(() => document.querySelector('div').style.removeProperty('display'));
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expect(divVisible).toBe(false);
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await page.evaluate(() => document.querySelector('div').style.removeProperty('visibility'));
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expect(await waitForSelector).toBe(true);
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expect(divVisible).toBe(true);
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});
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it('hidden should wait for hidden', async ({page, server}) => {
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let divHidden = false;
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await page.setContent(`<div style='display: block;'>content</div>`);
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const waitForSelector = page.waitForSelector('div', { state: 'hidden' }).then(() => divHidden = true);
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await page.waitForSelector('div'); // do a round trip
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expect(divHidden).toBe(false);
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await page.evaluate(() => document.querySelector('div').style.setProperty('visibility', 'hidden'));
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expect(await waitForSelector).toBe(true);
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expect(divHidden).toBe(true);
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});
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it('hidden should wait for display: none', async ({page, server}) => {
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let divHidden = false;
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await page.setContent(`<div style='display: block;'>content</div>`);
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const waitForSelector = page.waitForSelector('div', { state: 'hidden' }).then(() => divHidden = true);
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await page.waitForSelector('div'); // do a round trip
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expect(divHidden).toBe(false);
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await page.evaluate(() => document.querySelector('div').style.setProperty('display', 'none'));
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expect(await waitForSelector).toBe(true);
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expect(divHidden).toBe(true);
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});
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it('hidden should wait for removal', async ({page, server}) => {
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await page.setContent(`<div>content</div>`);
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let divRemoved = false;
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const waitForSelector = page.waitForSelector('div', { state: 'hidden' }).then(() => divRemoved = true);
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await page.waitForSelector('div'); // do a round trip
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expect(divRemoved).toBe(false);
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await page.evaluate(() => document.querySelector('div').remove());
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expect(await waitForSelector).toBe(true);
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expect(divRemoved).toBe(true);
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});
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it('should return null if waiting to hide non-existing element', async ({page, server}) => {
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const handle = await page.waitForSelector('non-existing', { state: 'hidden' });
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expect(handle).toBe(null);
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});
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it('should respect timeout', async ({page, playwright}) => {
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let error = null;
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await page.waitForSelector('div', { timeout: 3000, state: 'attached' }).catch(e => error = e);
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expect(error).toBeTruthy();
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expect(error.message).toContain('page.waitForSelector: Timeout 3000ms exceeded');
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expect(error.message).toContain('waiting for selector "div"');
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expect(error).toBeInstanceOf(playwright.errors.TimeoutError);
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});
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it('should have an error message specifically for awaiting an element to be hidden', async ({page, server}) => {
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await page.setContent(`<div>content</div>`);
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let error = null;
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await page.waitForSelector('div', { state: 'hidden', timeout: 1000 }).catch(e => error = e);
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expect(error).toBeTruthy();
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expect(error.message).toContain('page.waitForSelector: Timeout 1000ms exceeded');
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expect(error.message).toContain('waiting for selector "div" to be hidden');
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});
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it('should respond to node attribute mutation', async ({page, server}) => {
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let divFound = false;
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const waitForSelector = page.waitForSelector('.zombo', { state: 'attached'}).then(() => divFound = true);
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await page.setContent(`<div class='notZombo'></div>`);
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expect(divFound).toBe(false);
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await page.evaluate(() => document.querySelector('div').className = 'zombo');
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expect(await waitForSelector).toBe(true);
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});
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it('should return the element handle', async ({page, server}) => {
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const waitForSelector = page.waitForSelector('.zombo');
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await page.setContent(`<div class='zombo'>anything</div>`);
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expect(await page.evaluate(x => x.textContent, await waitForSelector)).toBe('anything');
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});
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it('should have correct stack trace for timeout', async ({page, server}) => {
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let error;
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await page.waitForSelector('.zombo', { timeout: 10 }).catch(e => error = e);
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expect(error.stack).toContain('wait-for-selector');
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});
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it('should throw for unknown state option', async ({page, server}) => {
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await page.setContent('<section>test</section>');
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// @ts-expect-error state is not an option of waitForSelector
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const error = await page.waitForSelector('section', { state: 'foo'}).catch(e => e);
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expect(error.message).toContain('state: expected one of (attached|detached|visible|hidden)');
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});
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it('should throw for visibility option', async ({page, server}) => {
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await page.setContent('<section>test</section>');
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// @ts-expect-error visibility is not an option of waitForSelector
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const error = await page.waitForSelector('section', { visibility: 'hidden' }).catch(e => e);
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expect(error.message).toContain('options.visibility is not supported, did you mean options.state?');
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});
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it('should throw for true state option', async ({page, server}) => {
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await page.setContent('<section>test</section>');
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// @ts-expect-error state is not an option of waitForSelector
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const error = await page.waitForSelector('section', { state: true }).catch(e => e);
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expect(error.message).toContain('state: expected one of (attached|detached|visible|hidden)');
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});
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it('should throw for false state option', async ({page, server}) => {
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await page.setContent('<section>test</section>');
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// @ts-expect-error state is not an option of waitForSelector
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const error = await page.waitForSelector('section', { state: false }).catch(e => e);
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expect(error.message).toContain('state: expected one of (attached|detached|visible|hidden)');
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});
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it('should support >> selector syntax', async ({page, server}) => {
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await page.goto(server.EMPTY_PAGE);
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const frame = page.mainFrame();
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const watchdog = frame.waitForSelector('css=div >> css=span', { state: 'attached'});
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await frame.evaluate(addElement, 'br');
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await frame.evaluate(addElement, 'div');
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await frame.evaluate(() => document.querySelector('div').appendChild(document.createElement('span')));
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const eHandle = await watchdog;
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const tagName = await eHandle.getProperty('tagName').then(e => e.jsonValue());
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expect(tagName).toBe('SPAN');
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});
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it('should wait for detached if already detached', async ({page, server}) => {
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await page.setContent('<section id="testAttribute">43543</section>');
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expect(await page.waitForSelector('css=div', { state: 'detached'})).toBe(null);
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});
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it('should wait for detached', async ({page, server}) => {
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await page.setContent('<section id="testAttribute"><div>43543</div></section>');
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let done = false;
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const waitFor = page.waitForSelector('css=div', { state: 'detached'}).then(() => done = true);
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expect(done).toBe(false);
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await page.waitForSelector('css=section');
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expect(done).toBe(false);
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await page.$eval('div', div => div.remove());
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expect(await waitFor).toBe(true);
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expect(done).toBe(true);
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});
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it('should support some fancy xpath', async ({page, server}) => {
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await page.setContent(`<p>red herring</p><p>hello world </p>`);
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const waitForXPath = page.waitForSelector('//p[normalize-space(.)="hello world"]');
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expect(await page.evaluate(x => x.textContent, await waitForXPath)).toBe('hello world ');
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});
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it('should respect timeout xpath', async ({page, playwright}) => {
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let error = null;
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await page.waitForSelector('//div', { state: 'attached', timeout: 3000 }).catch(e => error = e);
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expect(error).toBeTruthy();
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expect(error.message).toContain('page.waitForSelector: Timeout 3000ms exceeded');
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expect(error.message).toContain('waiting for selector "//div"');
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expect(error).toBeInstanceOf(playwright.errors.TimeoutError);
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});
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it('should run in specified frame xpath', async ({page, server}) => {
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await attachFrame(page, 'frame1', server.EMPTY_PAGE);
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await attachFrame(page, 'frame2', server.EMPTY_PAGE);
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const frame1 = page.frames()[1];
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const frame2 = page.frames()[2];
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const waitForXPathPromise = frame2.waitForSelector('//div', { state: 'attached' });
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await frame1.evaluate(addElement, 'div');
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await frame2.evaluate(addElement, 'div');
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const eHandle = await waitForXPathPromise;
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expect(await eHandle.ownerFrame()).toBe(frame2);
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});
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it('should throw when frame is detached xpath', async ({page, server}) => {
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await attachFrame(page, 'frame1', server.EMPTY_PAGE);
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const frame = page.frames()[1];
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let waitError = null;
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const waitPromise = frame.waitForSelector('//*[@class="box"]').catch(e => waitError = e);
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await detachFrame(page, 'frame1');
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await waitPromise;
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expect(waitError).toBeTruthy();
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expect(waitError.message).toContain('waitForFunction failed: frame got detached.');
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});
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it('should return the element handle xpath', async ({page, server}) => {
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const waitForXPath = page.waitForSelector('//*[@class="zombo"]');
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await page.setContent(`<div class='zombo'>anything</div>`);
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expect(await page.evaluate(x => x.textContent, await waitForXPath)).toBe('anything');
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});
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it('should allow you to select an element with single slash xpath', async ({page, server}) => {
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await page.setContent(`<div>some text</div>`);
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const waitForXPath = page.waitForSelector('//html/body/div');
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expect(await page.evaluate(x => x.textContent, await waitForXPath)).toBe('some text');
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});
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