karma.conf.js

/* global process */

module.exports = function (config) {
  config.set({
    // base path that will be used to resolve all patterns (eg. files, exclude)
    basePath: '',

    // List plugins explicitly, since autoloading karma-tap
    // won't work here
    plugins: [
      'karma-browserify',
      'karma-jsdom-launcher',
      'karma-tap-pretty-reporter',
      require('./')
    ],

    // frameworks to use
    // available frameworks: https://npmjs.org/browse/keyword/karma-adapter
    frameworks: ['browserify', 'tap'],

    // list of files / patterns to load in the browser
    files: [
      'test/**/*.js'
    ],

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

    // enable / disable watching file and executing tests whenever any file
    // changes
    autoWatch: true,

    // test results reporter to use
    // possible values: 'dots', 'progress'
    // available reporters: https://npmjs.org/browse/keyword/karma-reporter
    reporters: ['tap-pretty'],

    // enable / disable colors in the output (reporters and logs)
    colors: true,

    // level of logging
    // possible values: config.LOG_DISABLE || config.LOG_ERROR ||
    // config.LOG_WARN || config.LOG_INFO || config.LOG_DEBUG
    logLevel: config.LOG_INFO,

    // enable / disable browser logs on terminal
    browserConsoleLogOptions: {
      level: 'error',
      format: '%b %T: %m',
      terminal: false
    },

    // start these browsers
    // available browser launchers:
    // https://npmjs.org/browse/keyword/karma-launcher
    browsers: ['jsdom'],

    // Continuous Integration mode
    // if true, Karma captures browsers, runs the tests and exits
    singleRun: process.env.CONTINUOUS_INTEGRATION === 'true'
  });
};