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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,67 +1,41 @@ | ||
| 'use strict'; | ||
|
|
||
| module.exports = class Helper { | ||
| constructor(command) { | ||
| this.command = command; | ||
| this.inquirer = command.inquirer; | ||
| this.originPrompt = this.inquirer.prompt; | ||
| this.KEY_UP = '\u001b[A'; | ||
| this.KEY_DOWN = '\u001b[B'; | ||
| this.KEY_LEFT = '\u001b[D'; | ||
| this.KEY_RIGHT = '\u001b[C'; | ||
| this.KEY_ENTER = '\n'; | ||
| this.KEY_SPACE = ' '; | ||
| const Command = require('../lib/command'); | ||
|
|
||
| class TestCommand extends Command { | ||
|
|
||
| constructor() { | ||
| super(); | ||
| this.showPrompt = false; | ||
| } | ||
|
|
||
| mockPrompt(arr) { | ||
| this.promptAction = arr; | ||
| } | ||
|
|
||
| /** | ||
| * send keys after `inquirer.prompt` trigger | ||
| * | ||
| * @param {Array} actions - each item will be sent after once call, if item is array, then send sub item after a tick | ||
| * | ||
| * @example | ||
| * mock([ helper.KEY_DOWN + helper.KEY_DOWN, [ 'test', 'this is xxx', 'TZ' ]]); | ||
| */ | ||
| mock(actions) { | ||
| this.inquirer.prompt = opts => { | ||
| const result = this.originPrompt.call(this.inquirer, opts); | ||
| const key = actions.shift() || '\n'; | ||
| if (key) { | ||
| if (Array.isArray(opts) && !Array.isArray(key)) { | ||
| throw new Error(`prompt multiple question, but mock with only one key \`${key}\`, should provide array`); | ||
| } else { | ||
| this.sendKey(key); | ||
| async beforePromptSubmit() { | ||
| this.prompt.once('run', async () => { | ||
| const value = this.promptAction.shift(); | ||
| if (value) { | ||
| for (const flag of value) { | ||
| if (Array.isArray(flag)) { | ||
| await this.prompt.keypress.apply(this.prompt, flag); | ||
| } else if (typeof flag === 'string') { | ||
| try { | ||
| for (const key of flag.split('')) { | ||
| await this.prompt.keypress(key); | ||
| } | ||
| } catch (err) { | ||
| console.error(err); | ||
| } | ||
| } | ||
| } | ||
| } | ||
| return result; | ||
| }; | ||
| } | ||
|
|
||
| /** | ||
| * restore prompt to origin fn | ||
| */ | ||
| restore() { | ||
| this.inquirer.prompt = this.originPrompt; | ||
| await this.prompt.submit(); | ||
| this.prompt.close(); | ||
| }); | ||
| } | ||
| } | ||
|
|
||
| /** | ||
| * send key to process.stdin | ||
| * | ||
| * @param {String/Array} arr - key list, send one by one after a tick | ||
| * @return {Promise} after all sent | ||
| */ | ||
| sendKey(arr) { | ||
| if (Array.isArray(arr)) { | ||
| return arr.reduce((promise, key) => { | ||
| return promise.then(() => this.sendKey(key)); | ||
| }, Promise.resolve()); | ||
| } else { | ||
| const key = arr; | ||
| return new Promise(resolve => { | ||
| setTimeout(() => { | ||
| process.stdin.emit('data', key + '\n'); | ||
| resolve(key); | ||
| }, 10); | ||
| }); | ||
| } | ||
| } | ||
| }; | ||
| exports.TestCommand = TestCommand; |
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