fixed an issue where the number of available workers wasn't set corre…

…ctly in some cases

bin/show_survey.js

@@ -0,0 +1,3 @@
+#!/usr/bin/env node
+
+console.log('\t  👋 Hey there! Thanks for installing Nightwatch. \n\n\tPlease let us know what features you\'d like to see \n\tin Nightwatch v2.0 by taking this quick survey: \n\n\t\thttps://forms.gle/zBhbjdsDE77hTHSB7\n');

lib/runner/concurrency/concurrency.js

@@ -1,7 +1,7 @@
 const EventEmitter = require('events');
 const Utils = require('../../utils');
 const ChildProcess = require('./child-process.js');
-const {Logger, isObject} = Utils;
+const {Logger, isObject, isNumber} = Utils;
 
 class Concurrency extends EventEmitter {
   constructor(settings = {}, argv = {}) {
@@ -178,25 +178,14 @@ class Concurrency extends EventEmitter {
    * @return {number}
    */
   getTestWorkersCount() {
-    let workers = 1;
-
-    if (this.isWorkersSettingAuto()) {
-      workers = require('os').cpus().length;
-    } else if ('number' == typeof this.settings.test_workers.workers) {
-      workers = this.settings.test_workers.workers;
-    }
-
-    return workers;
-  }
-
-  isWorkersSettingAuto() {
     const {test_workers} = this.settings;
+    let workers = require('os').cpus().length;
 
-    if (isObject(test_workers)) {
-      return test_workers.workers === 'auto' || test_workers.enabled === true && !('workers' in test_workers);
+    if (isObject(test_workers) && isNumber(test_workers.workers)) {
+      workers = test_workers.workers;
     }
 
-    return test_workers === true;
+    return workers;
   }
 
   /**

package.json

@@ -73,7 +73,8 @@
     "mocha-coverage": "nyc --reporter=html mocha test/src/",
     "test": "mocha test/src/",
     "test-ci": "mocha test/src/ --bail",
-    "coverage": "npx nyc report --reporter=text-lcov > ./coverage/mocha_coverage.lcov"
+    "coverage": "npx nyc report --reporter=text-lcov > ./coverage/mocha_coverage.lcov",
+    "postinstall": "bin/show_survey.js"
   },
   "eslintConfig": {
     "extends": "eslint:recommended",