karma.conf.js

// Karma configuration
// Generated on Mon Sep 28 2020 13:48:35 GMT-0400 (Eastern Daylight Time)

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

    // base path that will be used to resolve all patterns (eg. files, exclude)
    basePath: '',

    // provide enough time to facilitate interactive debugging in chrome devtools
    client: {
      mocha: {
        timeout : 120000 // 2 mins - upped from 2 seconds
      }
    },

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


    // list of files / patterns to load in the browser
    files: [

      { pattern: 'tests/karma/index.js', watched: true, included: true, served: true },

      // { pattern: 'src/*.js', included: true },
      // { pattern: 'tests/**/*.js', included: false }

    ],


    // list of files / patterns to exclude
    exclude: [
    ],


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


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


    coverageReporter: {
      
      reporters: [
        { type: 'text' },
        { type: 'html', subdir: 'report-html' },
        { type: 'lcov', subdir: 'report-lcov' },
      ],

    },


    // web server port
    port: 9876,


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


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


    // Continuous Integration mode
    // if true, Karma captures browsers, runs the tests and exits
    singleRun: true,
    // singleRun: false,

    // Concurrency level
    // how many browser should be started simultaneous
    concurrency: Infinity
  })
}