1/* 2 * Copyright (C) 2022 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16import * as fs from 'fs'; 17import * as path from 'path'; 18import {FileImpl} from './file_impl'; 19 20class CommonTestUtils { 21 static async getFixtureFile( 22 srcFilename: string, 23 dstFilename: string = srcFilename 24 ): Promise<File> { 25 const buffer = CommonTestUtils.loadFixture(srcFilename); 26 return new FileImpl(buffer, dstFilename) as unknown as File; 27 } 28 29 static loadFixture(filename: string): ArrayBuffer { 30 return fs.readFileSync(CommonTestUtils.getFixturePath(filename)); 31 } 32 33 static getFixturePath(filename: string): string { 34 if (path.isAbsolute(filename)) { 35 return filename; 36 } 37 return path.join(CommonTestUtils.getProjectRootPath(), 'src/test/fixtures', filename); 38 } 39 40 static getProjectRootPath(): string { 41 let root = __dirname; 42 while (path.basename(root) !== 'winscope') { 43 root = path.dirname(root); 44 } 45 return root; 46 } 47} 48 49export {CommonTestUtils}; 50