old_contents: module.exports = function (config) {
    'use strict'
  
    config.set({
      frameworks: ['mocha', 'chai', 'sinon'],
      files: [
        {pattern: 'bower_components/jquery/dist/jquery.js', instrument: false},
        {pattern: 'bower_components/toastr/toastr.js', instrument: false},
        {pattern: 'bower_components/angular/angular.js', instrument: false},
        {pattern: 'node_modules/angular-mocks/angular-mocks.js', instrument: false},
        'src/app/**/*.js',
        'test/stubs.js',
        'test/**/*.spec.js'
      ],
  
      singleRun: true,
      browsers: ['PhantomJS']
    })
  }
  
new_contents: module.exports = function (config) {
    'use strict'
  
    config.set({
      frameworks: ['mocha', 'chai', 'sinon'],
      files: [
        {pattern: 'bower_components/jquery/dist/jquery.js', instrument: false},
        {pattern: 'bower_components/toastr/toastr.js', instrument: false},
        {pattern: 'bower_components/angular/angular.js', instrument: false},
        {pattern: 'node_modules/angular-mocks/angular-mocks.js', instrument: false},
        'src/app/**/*.js',
        'test/stubs.js',
        'test/**/*.spec.js'
      ],
  
      autoWatchBatchDelay: 10000,
      singleRun: true,
      browsers: ['PhantomJS']
    })
  }
  
subject: Increase the delay time to avoid failing tests due to removed javascript files when starting the build process.