/** * 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 work @smoke', async ({ page, server, isAndroid }) => { it.fixme(isAndroid); await page.goto(server.PREFIX + '/offscreenbuttons.html'); for (let i = 0; i < 11; ++i) { const button = await page.$('#btn' + i); const before = await button.evaluate(button => { return button.getBoundingClientRect().right - window.innerWidth; }); expect(before).toBe(10 * i); await button.scrollIntoViewIfNeeded(); const after = await button.evaluate(button => { return button.getBoundingClientRect().right - window.innerWidth; }); expect(after <= 0).toBe(true); await page.evaluate(() => window.scrollTo(0, 0)); } }); it('should throw for detached element', async ({ page, server }) => { await page.setContent('
Hello
'); const div = await page.$('div'); await div.evaluate(div => div.remove()); const error = await div.scrollIntoViewIfNeeded().catch(e => e); expect(error.message).toContain('Element is not attached to the DOM'); }); async function testWaiting(page, after) { const div = await page.$('div'); let done = false; const promise = div.scrollIntoViewIfNeeded().then(() => done = true); await page.evaluate(() => new Promise(f => setTimeout(f, 1000))); expect(done).toBe(false); await div.evaluate(after); await promise; expect(done).toBe(true); } it('should wait for display:none to become visible', async ({ page, server }) => { await page.setContent('
Hello
'); await testWaiting(page, div => div.style.display = 'block'); }); it('should wait for display:contents to become visible', async ({ page, server }) => { await page.setContent('
Hello
'); await testWaiting(page, div => div.style.display = 'block'); }); it('should wait for visibility:hidden to become visible', async ({ page, server }) => { await page.setContent('
Hello
'); await testWaiting(page, div => div.style.visibility = 'visible'); }); it('should wait for zero-sized element to become visible', async ({ page, server }) => { await page.setContent('
Hello
'); await testWaiting(page, div => div.style.height = '100px'); }); it('should wait for nested display:none to become visible', async ({ page, server }) => { await page.setContent('
Hello
'); await testWaiting(page, div => div.parentElement.style.display = 'block'); }); it('should wait for element to stop moving', async ({ page, server }) => { await page.setContent(`
moving
`); await testWaiting(page, div => div.classList.remove('animated')); }); it('should timeout waiting for visible', async ({ page, server }) => { await page.setContent('
Hello
'); const div = await page.$('div'); const error = await div.scrollIntoViewIfNeeded({ timeout: 3000 }).catch(e => e); expect(error.message).toContain('element is not visible'); });