karma.conf.js

// Karma configuration
// Generated on Mon Mar 20 2017 15:06:42 GMT+0100 (CET)

// const angular = require('rollup-plugin-angular');
const commonjs = require('rollup-plugin-commonjs');
const html = require('rollup-plugin-html');
const nodeResolve = require('rollup-plugin-node-resolve');
const typescript = require('rollup-plugin-typescript');

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

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

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

    // list of files / patterns to load in the browser
    files: [
      'test/index.ts',
      'test/*.ts',
      'src/*.spec.ts'
    ],

    plugins: [
      require('karma-coverage'),
      require('karma-chrome-launcher'),
      require('karma-rollup-plugin'),
      require('karma-jasmine')
    ],    

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

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

    rollupPreprocessor: {
      context: 'this',
      // will help to prevent conflicts between different tests entries
      moduleName: '@ngx-core/common',
      format: 'iife',
      sourceMap: 'inline',
      // rollup settings. See Rollup documentation
      plugins: [
        // angular(),
        commonjs({
          namedExports: {
            'node_modules/rxjs/**': ['named']
          }
        }),
        html({
          include: '**/*.html',
          htmlMinifierOptions: {
            caseSensitive: true // need to do not lower letter
          }
        }),
        nodeResolve({
          // use "es2015" field for ES2015 modules with ES2015 code,
          // if possible
          es2015: true, // Default: false

          // use "module" field for ES2015 modules with ES5 code,
          // if possible
          module: true, // Default: true

          // use "jsnext:main" if possible
          // – see https://github.com/rollup/rollup/wiki/jsnext:main
          jsnext: true,  // Default: false

          // use "main" field or index.js, even if it's not an ES6 module
          // (needs to be converted from CommonJS to ES6
          // – see https://github.com/rollup/rollup-plugin-commonjs
          main: true,  // Default: true

          extensions: [ '.js', '.json', 'html']
        }),
        typescript({
          typescript: require('./node_modules/typescript')
        }),
      ],
    },

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


    // 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,

    mime: {
      'text/x-typescript': ['ts','tsx']
    },
    
    // 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: false,

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