karma.conf.js

const packageJSON = require('./package.json');

'use strict';

module.exports = function(karma) {
  karma.set({

    // frameworks to use
    frameworks: ['jasmine', 'browserify', 'sinon'],

    // list of files / patterns to load in the browser
    files: [
      'https://cdnjs.cloudflare.com/ajax/libs/babel-polyfill/6.16.0/polyfill.min.js',
      `https://cdnjs.cloudflare.com/ajax/libs/three.js/${packageJSON.config.threeVersion}/three.js`,
// ,
      // 'src/core/*.spec.js',
      'specs/**/*.spec.js',
      {pattern: 'data/**/*', included: false, watched: false, served: true},
    ],

    reporters: ['spec'],

    // preprocess matching files before serving them to the browser
    // available preprocessors: https://npmjs.org/browse/keyword/karma-preprocessor
    preprocessors: {
      'specs/**/*.spec.js': ['browserify'],
      // 'src/core/*.spec.js': ['browserify']
    },

    browsers: ['PhantomJS'],

    // web server port
    // port: 9876,
    // colors: true,
    // possible values: config.LOG_DISABLE || config.LOG_ERROR || config.LOG_WARN || config.LOG_INFO || config.LOG_DEBUG
    logLevel: karma.LOG_WARN,

    autoWatch: false,
    singleRun: true,

    browserify: {
      debug: true,
      transform: [['babelify', {'presets': ['es2015']}]],
    },
  });
};