1// Copyright (C) 2018 The Android Open Source Project 2// 3// Licensed under the Apache License, Version 2.0 (the "License"); 4// you may not use this file except in compliance with the License. 5// You may obtain a copy of the License at 6// 7// http://www.apache.org/licenses/LICENSE-2.0 8// 9// Unless required by applicable law or agreed to in writing, software 10// distributed under the License is distributed on an "AS IS" BASIS, 11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12// See the License for the specific language governing permissions and 13// limitations under the License. 14 15const fs = require('fs'); 16const path = require('path'); 17const NodeEnvironment = require('jest-environment-node'); 18const puppeteer = require('puppeteer'); 19 20module.exports = class HeadlessEnvironment extends NodeEnvironment { 21 constructor(config) { 22 super(config); 23 } 24 25 async setup() { 26 await super.setup(); 27 this.global.__BROWSER__ = await puppeteer.launch(); 28 } 29 30 async teardown() { 31 await this.global.__BROWSER__.close(); 32 await super.teardown(); 33 } 34 35 runScript(script) { 36 return super.runScript(script); 37 } 38} 39