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get version numbers for Chrome on MacOS
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‎packages/browser-info/__tests__/chrome.spec.ts‎

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// Licensed to the Software Freedom Conservancy (SFC) under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The SFC licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License. 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,
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// software distributed under the License is distributed on an
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// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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// KIND, either express or implied. See the License for the
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// specific language governing permissions and limitations
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// under the License.
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jest.mock('../src/sh')
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import { getBrowserInfo, ChromeChannel } from '../src/chrome'
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import { sh } from '../src/sh'
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const mockSh = (sh as unknown) as jest.Mock<any, any>
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describe('chrome browser info', () => {
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it('should get stable chrome browser info', async () => {
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mockSh.mockReturnValueOnce(
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Promise.resolve({ stdout: 'Google Chrome 76.0.3809.132\n', stderr: '' })
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)
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expect(await getBrowserInfo(ChromeChannel.stable)).toEqual({
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binary: '/Applications/Google Chrome.app/Contents/MacOS/Google Chrome',
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version: '76.0.3809.132',
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channel: 'stable',
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})
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})
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it('should get all chrome info', async () => {
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mockSh.mockImplementation(binary => {
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if (binary.includes('Canary')) {
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return Promise.resolve({
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stdout: 'Google Chrome 79.0.3915.0 canary\n',
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stderr: '',
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})
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} else if (binary.includes('Beta')) {
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return Promise.resolve({
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stdout: 'Google Chrome 75.0.3770.75 beta\n',
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stderr: '',
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})
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} else {
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return Promise.resolve({
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stdout: 'Google Chrome 76.0.3809.132\n',
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stderr: '',
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})
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}
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})
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expect(await getBrowserInfo()).toEqual([
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{
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binary: '/Applications/Google Chrome.app/Contents/MacOS/Google Chrome',
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version: '76.0.3809.132',
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channel: 'stable',
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},
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{
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binary:
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'/Applications/Google Chrome Beta.app/Contents/MacOS/Google Chrome',
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version: '75.0.3770.75',
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channel: 'beta',
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},
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{
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binary:
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'/Applications/Google Chrome Canary.app/Contents/MacOS/Google Chrome Canary',
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version: '79.0.3915.0',
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channel: 'canary',
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},
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])
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mockSh.mockReset()
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})
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})

‎packages/browser-info/__tests__/sh.spec.ts‎

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// Licensed to the Software Freedom Conservancy (SFC) under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The SFC licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License. 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,
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// software distributed under the License is distributed on an
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// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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// KIND, either express or implied. See the License for the
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// specific language governing permissions and limitations
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// under the License.
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import { sh } from '../src/sh'
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describe('sh', () => {
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it('should run a process', async () => {
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try {
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await sh('node', ['-e', '""'])
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} catch {
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// should not reach this place
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expect(true).toBeFalsy()
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}
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})
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it('should return stdout and stderr', async () => {
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const { stdout, stderr } = await sh('node', [
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'-e',
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'console.log(`out`);console.error(`err`);',
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])
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expect(stdout).toBe('out\n')
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expect(stderr).toBe('err\n')
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})
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it('should return stdout and stderr even if the process crashes', async () => {
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expect.assertions(3)
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try {
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await sh('node', [
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'-e',
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'console.log(`out`);console.error(`err`);process.exit(1);',
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])
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} catch (err) {
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expect(err.stdout).toBe('out\n')
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expect(err.stderr).toBe('err\n')
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expect(err.code).toBe(1)
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}
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})
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})

‎packages/browser-info/package.json‎

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{
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"name": "@seleniumhq/browser-info",
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"version": "3.5.10",
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"private": true,
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"description": "Get information about installed browsers",
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"author": "Tomer <[email protected]>",
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"homepage": "http://github.com/SeleniumHQ/selenium-ide",
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"license": "Apache-2.0",
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"scripts": {
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"build": "tsc",
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"clean": "rm -rf dist tsconfig.tsbuildinfo",
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"prepublishOnly": "yarn clean && yarn build",
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"watch": "yarn build -w"
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},
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"main": "dist/index.js",
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"types": "dist/index.d.ts",
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"files": [
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"dist"
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],
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"repository": {
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"type": "git",
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"url": "git+https://github.com/SeleniumHQ/selenium-ide.git"
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},
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"bugs": {
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"url": "https://github.com/SeleniumHQ/selenium-ide/issues"
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}
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}

‎packages/browser-info/src/__mocks__/sh.ts‎

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// Licensed to the Software Freedom Conservancy (SFC) under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
4+
// regarding copyright ownership. The SFC licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License. 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,
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// software distributed under the License is distributed on an
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// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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// KIND, either express or implied. See the License for the
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// specific language governing permissions and limitations
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// under the License.
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export const sh = jest.fn()

‎packages/browser-info/src/chrome.ts‎

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// Licensed to the Software Freedom Conservancy (SFC) under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The SFC licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License. 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,
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// software distributed under the License is distributed on an
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// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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// KIND, either express or implied. See the License for the
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// specific language governing permissions and limitations
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// under the License.
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import { sh } from './sh'
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const CHROME_STABLE_MACOS_INSTALL_LOCATIONS = [
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'/Applications/Google Chrome.app/Contents/MacOS/Google Chrome',
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'~/Applications/Google Chrome.app/Contents/MacOS/Google Chrome',
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]
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const CHROME_BETA_MACOS_INSTALL_LOCATIONS = [
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'/Applications/Google Chrome Beta.app/Contents/MacOS/Google Chrome',
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'~/Applications/Google Chrome Beta.app/Contents/MacOS/Google Chrome',
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]
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const CHROME_CANARY_MACOS_INSTALL_LOCATIONS = [
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'/Applications/Google Chrome Canary.app/Contents/MacOS/Google Chrome Canary',
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'~/Applications/Google Chrome Canary.app/Contents/MacOS/Google Chrome Canary',
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]
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export async function getBrowserInfo(channel?: ChromeChannel) {
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if (channel) {
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switch (channel) {
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case ChromeChannel.stable: {
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return await getChromeInfo(CHROME_STABLE_MACOS_INSTALL_LOCATIONS)
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}
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case ChromeChannel.beta: {
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return await getChromeInfo(CHROME_BETA_MACOS_INSTALL_LOCATIONS)
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}
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case ChromeChannel.canary: {
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return await getChromeInfo(CHROME_CANARY_MACOS_INSTALL_LOCATIONS)
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}
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}
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}
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return (await Promise.all([
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getChromeInfo(CHROME_STABLE_MACOS_INSTALL_LOCATIONS),
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getChromeInfo(CHROME_BETA_MACOS_INSTALL_LOCATIONS),
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getChromeInfo(CHROME_CANARY_MACOS_INSTALL_LOCATIONS),
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])).filter(Boolean)
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}
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async function getChromeInfo(installLocations: string[]): Promise<BrowserInfo> {
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for await (let binary of installLocations) {
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const { stdout } = await sh(binary, ['--version'])
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return {
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binary,
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...parseChromeEdition(stdout),
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}
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}
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throw new Error('Unable to find Chrome installation')
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}
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function parseChromeEdition(output: string) {
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const [version, channel] = output
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.split('\n')[0]
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.replace('Google Chrome ', '')
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.split(' ')
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return {
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version,
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channel: channel ? (channel as ChromeChannel) : ChromeChannel.stable,
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}
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}
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export interface BrowserInfo {
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channel: ChromeChannel
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binary: string
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version: string
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}
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export enum ChromeChannel {
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stable = 'stable',
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beta = 'beta',
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canary = 'canary',
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}

‎packages/browser-info/src/sh.ts‎

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// Licensed to the Software Freedom Conservancy (SFC) under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
4+
// regarding copyright ownership. The SFC licenses this file
5+
// to you under the Apache License, Version 2.0 (the
6+
// "License"); you may not use this file except in compliance
7+
// with the License. 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,
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// software distributed under the License is distributed on an
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// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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// KIND, either express or implied. See the License for the
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// specific language governing permissions and limitations
16+
// under the License.
17+
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import { spawn } from 'child_process'
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export async function sh(
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command: string,
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args: string[] = [],
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options?: object
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): Promise<Output> {
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let resolve: (value: Output) => void, reject: (reason: Error & Output) => void
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const p = new Promise<Output>((res, rej) => {
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resolve = res
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reject = rej
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})
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let stdout = '',
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stderr = ''
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const cp = spawn(command, args, options)
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cp.stdout.on('data', data => {
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stdout += data.toString()
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})
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cp.stderr.on('data', data => {
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stderr += data.toString()
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})
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cp.on('close', (code: number) => {
44+
if (!code) {
45+
resolve({ stdout, stderr })
46+
} else {
47+
const err = new Error(`Process exited with code ${code}`) as Error &
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Output &
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ErrorWithExitCode
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err.stdout = stdout
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err.stderr = stderr
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err.code = code
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reject(err)
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}
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})
56+
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return await p
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}
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interface Output {
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stdout: string
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stderr: string
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}
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interface ErrorWithExitCode {
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code: number
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}

‎packages/browser-info/tsconfig.json‎

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{
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"extends": "../../tsconfig.json",
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"compilerOptions": {
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"rootDir": "src",
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"outDir": "dist"
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},
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"include": [
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"src"
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]
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}

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