puppeteer/test/utils.js
Andrey Lushnikov c430138845
test: drop PDF tests (#2744)
We fully rely on upstream PDF functionality. Our PDF tests are inferior
to those upstream and inconvenient to write.
2018-06-14 16:42:10 -07:00

85 lines
2.3 KiB
JavaScript

/**
* Copyright 2017 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.
*/
const utils = module.exports = {
/**
* @param {!Page} page
* @param {string} frameId
* @param {string} url
*/
attachFrame: async function(page, frameId, url) {
await page.evaluate(attachFrame, frameId, url);
function attachFrame(frameId, url) {
const frame = document.createElement('iframe');
frame.src = url;
frame.id = frameId;
document.body.appendChild(frame);
return new Promise(x => frame.onload = x);
}
},
/**
* @param {!Page} page
* @param {string} frameId
*/
detachFrame: async function(page, frameId) {
await page.evaluate(detachFrame, frameId);
function detachFrame(frameId) {
const frame = document.getElementById(frameId);
frame.remove();
}
},
/**
* @param {!Page} page
* @param {string} frameId
* @param {string} url
*/
navigateFrame: async function(page, frameId, url) {
await page.evaluate(navigateFrame, frameId, url);
function navigateFrame(frameId, url) {
const frame = document.getElementById(frameId);
frame.src = url;
return new Promise(x => frame.onload = x);
}
},
/**
* @param {!Frame} frame
* @param {string=} indentation
* @return {string}
*/
dumpFrames: function(frame, indentation) {
indentation = indentation || '';
let result = indentation + frame.url().replace(/:\d{4}\//, ':<PORT>/');
for (const child of frame.childFrames())
result += '\n' + utils.dumpFrames(child, ' ' + indentation);
return result;
},
/**
* @param {!EventEmitter} emitter
* @param {string} eventName
* @return {!Promise<!Object>}
*/
waitEvent: function(emitter, eventName) {
return new Promise(fulfill => emitter.once(eventName, fulfill));
},
};