325 lines
13 KiB
JavaScript
325 lines
13 KiB
JavaScript
/**
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* Copyright 2018 Google Inc. All rights reserved.
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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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const expect = require('expect');
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const {getTestState, setupTestBrowserHooks, setupTestPageAndContextHooks} = require('./mocha-utils');
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const utils = require('./utils');
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describe('ElementHandle specs', function() {
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setupTestBrowserHooks();
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setupTestPageAndContextHooks();
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describeFailsFirefox('ElementHandle.boundingBox', function() {
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it('should work', async() => {
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const {page, server} = getTestState();
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await page.setViewport({width: 500, height: 500});
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await page.goto(server.PREFIX + '/grid.html');
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const elementHandle = await page.$('.box:nth-of-type(13)');
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const box = await elementHandle.boundingBox();
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expect(box).toEqual({x: 100, y: 50, width: 50, height: 50});
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});
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it('should handle nested frames', async() => {
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const {page, server, isChrome} = getTestState();
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await page.setViewport({width: 500, height: 500});
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await page.goto(server.PREFIX + '/frames/nested-frames.html');
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const nestedFrame = page.frames()[1].childFrames()[1];
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const elementHandle = await nestedFrame.$('div');
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const box = await elementHandle.boundingBox();
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if (isChrome)
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expect(box).toEqual({x: 28, y: 260, width: 264, height: 18});
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else
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expect(box).toEqual({x: 28, y: 182, width: 254, height: 18});
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});
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it('should return null for invisible elements', async() => {
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const {page} = getTestState();
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await page.setContent('<div style="display:none">hi</div>');
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const element = await page.$('div');
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expect(await element.boundingBox()).toBe(null);
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});
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it('should force a layout', async() => {
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const {page} = getTestState();
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await page.setViewport({width: 500, height: 500});
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await page.setContent('<div style="width: 100px; height: 100px">hello</div>');
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const elementHandle = await page.$('div');
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await page.evaluate(element => element.style.height = '200px', elementHandle);
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const box = await elementHandle.boundingBox();
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expect(box).toEqual({x: 8, y: 8, width: 100, height: 200});
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});
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it('should work with SVG nodes', async() => {
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const {page} = getTestState();
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await page.setContent(`
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<svg xmlns="http://www.w3.org/2000/svg" width="500" height="500">
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<rect id="theRect" x="30" y="50" width="200" height="300"></rect>
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</svg>
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`);
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const element = await page.$('#therect');
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const pptrBoundingBox = await element.boundingBox();
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const webBoundingBox = await page.evaluate(e => {
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const rect = e.getBoundingClientRect();
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return {x: rect.x, y: rect.y, width: rect.width, height: rect.height};
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}, element);
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expect(pptrBoundingBox).toEqual(webBoundingBox);
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});
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});
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describeFailsFirefox('ElementHandle.boxModel', function() {
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it('should work', async() => {
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const {page, server} = getTestState();
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await page.goto(server.PREFIX + '/resetcss.html');
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// Step 1: Add Frame and position it absolutely.
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await utils.attachFrame(page, 'frame1', server.PREFIX + '/resetcss.html');
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await page.evaluate(() => {
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const frame = document.querySelector('#frame1');
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frame.style = `
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position: absolute;
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left: 1px;
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top: 2px;
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`;
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});
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// Step 2: Add div and position it absolutely inside frame.
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const frame = page.frames()[1];
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const divHandle = (await frame.evaluateHandle(() => {
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const div = document.createElement('div');
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document.body.appendChild(div);
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div.style = `
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box-sizing: border-box;
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position: absolute;
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border-left: 1px solid black;
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padding-left: 2px;
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margin-left: 3px;
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left: 4px;
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top: 5px;
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width: 6px;
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height: 7px;
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`;
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return div;
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})).asElement();
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// Step 3: query div's boxModel and assert box values.
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const box = await divHandle.boxModel();
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expect(box.width).toBe(6);
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expect(box.height).toBe(7);
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expect(box.margin[0]).toEqual({
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x: 1 + 4, // frame.left + div.left
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y: 2 + 5,
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});
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expect(box.border[0]).toEqual({
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x: 1 + 4 + 3, // frame.left + div.left + div.margin-left
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y: 2 + 5,
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});
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expect(box.padding[0]).toEqual({
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x: 1 + 4 + 3 + 1, // frame.left + div.left + div.marginLeft + div.borderLeft
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y: 2 + 5,
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});
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expect(box.content[0]).toEqual({
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x: 1 + 4 + 3 + 1 + 2, // frame.left + div.left + div.marginLeft + div.borderLeft + dif.paddingLeft
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y: 2 + 5,
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});
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});
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it('should return null for invisible elements', async() => {
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const {page} = getTestState();
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await page.setContent('<div style="display:none">hi</div>');
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const element = await page.$('div');
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expect(await element.boxModel()).toBe(null);
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});
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});
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describe('ElementHandle.contentFrame', function() {
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itFailsFirefox('should work', async() => {
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const {page,server} = getTestState();
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await page.goto(server.EMPTY_PAGE);
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await utils.attachFrame(page, 'frame1', server.EMPTY_PAGE);
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const elementHandle = await page.$('#frame1');
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const frame = await elementHandle.contentFrame();
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expect(frame).toBe(page.frames()[1]);
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});
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});
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describe('ElementHandle.click', function() {
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it('should work', async() => {
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const {page, server} = getTestState();
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await page.goto(server.PREFIX + '/input/button.html');
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const button = await page.$('button');
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await button.click();
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expect(await page.evaluate(() => result)).toBe('Clicked');
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});
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it('should work for Shadow DOM v1', async() => {
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const {page, server} = getTestState();
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await page.goto(server.PREFIX + '/shadow.html');
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const buttonHandle = await page.evaluateHandle(() => button);
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await buttonHandle.click();
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expect(await page.evaluate(() => clicked)).toBe(true);
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});
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it('should work for TextNodes', async() => {
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const {page, server} = getTestState();
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await page.goto(server.PREFIX + '/input/button.html');
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const buttonTextNode = await page.evaluateHandle(() => document.querySelector('button').firstChild);
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let error = null;
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await buttonTextNode.click().catch(error_ => error = error_);
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expect(error.message).toBe('Node is not of type HTMLElement');
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});
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it('should throw for detached nodes', async() => {
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const {page, server} = getTestState();
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await page.goto(server.PREFIX + '/input/button.html');
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const button = await page.$('button');
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await page.evaluate(button => button.remove(), button);
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let error = null;
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await button.click().catch(error_ => error = error_);
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expect(error.message).toBe('Node is detached from document');
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});
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it('should throw for hidden nodes', async() => {
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const {page, server} = getTestState();
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await page.goto(server.PREFIX + '/input/button.html');
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const button = await page.$('button');
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await page.evaluate(button => button.style.display = 'none', button);
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const error = await button.click().catch(error_ => error_);
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expect(error.message).toBe('Node is either not visible or not an HTMLElement');
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});
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it('should throw for recursively hidden nodes', async() => {
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const {page, server} = getTestState();
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await page.goto(server.PREFIX + '/input/button.html');
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const button = await page.$('button');
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await page.evaluate(button => button.parentElement.style.display = 'none', button);
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const error = await button.click().catch(error_ => error_);
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expect(error.message).toBe('Node is either not visible or not an HTMLElement');
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});
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itFailsFirefox('should throw for <br> elements', async() => {
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const {page} = getTestState();
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await page.setContent('hello<br>goodbye');
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const br = await page.$('br');
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const error = await br.click().catch(error_ => error_);
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expect(error.message).toBe('Node is either not visible or not an HTMLElement');
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});
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});
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describe('ElementHandle.hover', function() {
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itFailsFirefox('should work', async() => {
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const {page, server} = getTestState();
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await page.goto(server.PREFIX + '/input/scrollable.html');
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const button = await page.$('#button-6');
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await button.hover();
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expect(await page.evaluate(() => document.querySelector('button:hover').id)).toBe('button-6');
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});
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});
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describe('ElementHandle.isIntersectingViewport', function() {
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it('should work', async() => {
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const {page, server} = getTestState();
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await page.goto(server.PREFIX + '/offscreenbuttons.html');
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for (let i = 0; i < 11; ++i) {
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const button = await page.$('#btn' + i);
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// All but last button are visible.
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const visible = i < 10;
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expect(await button.isIntersectingViewport()).toBe(visible);
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}
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});
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});
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describe('Custom queries', function() {
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this.afterEach(() => {
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const {puppeteer} = getTestState();
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puppeteer.__experimental_clearQueryHandlers();
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});
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it('should register and unregister', async() => {
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const {page, puppeteer} = getTestState();
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await page.setContent('<div id="not-foo"></div><div id="foo"></div>');
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// Register.
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puppeteer.__experimental_registerCustomQueryHandler('getById', (element, selector) => document.querySelector(`[id="${selector}"]`));
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const element = await page.$('getById/foo');
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expect(await page.evaluate(element => element.id, element)).toBe('foo');
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// Unregister.
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puppeteer.__experimental_unregisterCustomQueryHandler('getById');
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try {
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await page.$('getById/foo');
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expect.fail('Custom query handler not set - throw expected');
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} catch (error) {
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expect(error).toStrictEqual(new Error('Query set to use "getById", but no query handler of that name was found'));
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}
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});
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it('should throw with invalid query names', () => {
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try {
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const {puppeteer} = getTestState();
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puppeteer.__experimental_registerCustomQueryHandler('1/2/3', (element, selector) => {});
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expect.fail('Custom query handler name was invalid - throw expected');
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} catch (error) {
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expect(error).toStrictEqual(new Error('Custom query handler names may only contain [a-zA-Z]'));
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}
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});
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it('should work for multiple elements', async() => {
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const {page, puppeteer} = getTestState();
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await page.setContent('<div id="not-foo"></div><div class="foo">Foo1</div><div class="foo baz">Foo2</div>');
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puppeteer.__experimental_registerCustomQueryHandler('getByClass', (element, selector) => document.querySelectorAll(`.${selector}`));
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const elements = await page.$$('getByClass/foo');
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const classNames = await Promise.all(elements.map(async element => await page.evaluate(element => element.className, element)));
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expect(classNames).toStrictEqual(['foo', 'foo baz']);
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});
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it('should eval correctly', async() => {
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const {page, puppeteer} = getTestState();
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await page.setContent('<div id="not-foo"></div><div class="foo">Foo1</div><div class="foo baz">Foo2</div>');
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puppeteer.__experimental_registerCustomQueryHandler('getByClass', (element, selector) => document.querySelectorAll(`.${selector}`));
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const elements = await page.$$eval('getByClass/foo', divs => divs.length);
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expect(elements).toBe(2);
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});
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it('should wait correctly with waitForSelector', async() => {
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const {page, puppeteer} = getTestState();
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puppeteer.__experimental_registerCustomQueryHandler('getByClass', (element, selector) => element.querySelector(`.${selector}`));
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const waitFor = page.waitForSelector('getByClass/foo');
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// Set the page content after the waitFor has been started.
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await page.setContent('<div id="not-foo"></div><div class="foo">Foo1</div>');
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const element = await waitFor;
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expect(element).toBeDefined();
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});
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it('should wait correctly with waitFor', async() => {
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const {page, puppeteer} = getTestState();
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puppeteer.__experimental_registerCustomQueryHandler('getByClass', (element, selector) => element.querySelector(`.${selector}`));
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const waitFor = page.waitFor('getByClass/foo');
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// Set the page content after the waitFor has been started.
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await page.setContent('<div id="not-foo"></div><div class="foo">Foo1</div>');
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const element = await waitFor;
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expect(element).toBeDefined();
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});
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});
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});
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