added prompt fix for add tests that fail occasionally because of wron…

…g cache versions (#2694)

__tests__/package-resolver.js

@@ -8,9 +8,16 @@ import Config from '../src/config.js';
 import makeTemp from './_temp.js';
 import * as fs from '../src/util/fs.js';
 import * as constants from '../src/constants.js';
+import inquirer from 'inquirer';
 
 jasmine.DEFAULT_TIMEOUT_INTERVAL = 60000;
 
+// automatically chose the first available version if cached does not fit
+inquirer.prompt = jest.fn((questions) => {
+  const chosenVersion = questions[0].choices[0];
+  return Promise.resolve({package: chosenVersion});
+});
+
 const path = require('path');
 
 // regexp which verifies that cache path contains semver + hash