karma.conf.js

// Karma configuration

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: [
      // for Travis
      'node_modules/es6-shim/es6-shim.js',
      'node_modules/zone.js/dist/zone.js',
      'node_modules/zone.js/dist/long-stack-trace-zone.js',
      'node_modules/zone.js/dist/jasmine-patch.js',
      'node_modules/systemjs/dist/system.src.js',
      'node_modules/reflect-metadata/Reflect.js',

      'node_modules/prismjs/prism.js',
      'node_modules/prismjs/components/prism-bash.js',
      'node_modules/prismjs/components/prism-powershell.js',
      'node_modules/prismjs/components/prism-javascript.js',
      'node_modules/prismjs/plugins/line-numbers/prism-line-numbers.js',
      'node_modules/prismjs/plugins/command-line/prism-command-line.js',
      'node_modules/prismjs/plugins/normalize-whitespace/prism-normalize-whitespace.js',

      { pattern: 'node_modules/angular2/**/*.js', included: false, watched: false, served: true },
      { pattern: 'node_modules/rxjs/**/*.js', included: false, watched: false, served: true },
      { pattern: 'node_modules/systemjs/dist/system-polyfills.js', included: false, watched: false, served: true }, // PhantomJS2 (and possibly others) might require it

      { pattern: 'codeblock.ts', included: false, watched: true }, // source files
      { pattern: 'languages.ts', included: false, watched: true }, // source files
      { pattern: 'src/codeblock.component.ts', included: false, watched: true }, // source files
      { pattern: 'src/code-renderer.component.ts', included: false, watched: true }, // source files
      { pattern: 'tests/**/*.ts', included: false, watched: true }, // test files
      'karma-test-shim.js'
    ],

    // list of files to exclude
    exclude: [
      'node_modules/angular2/**/*_spec.js'
    ],

    preprocessors: {
      '**/*.ts': ['typescript']
    },

    typescriptPreprocessor: {
      options: require('./tsconfig.json').compilerOptions,
      typings: [
        "typings/main.d.ts"
      ]
    },

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

    mochaReporter: {
      removePwd: true,
      removeNodeModules: true
    },

    // 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_ERROR,

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

    // start these browsers
    // available browser launchers: https://npmjs.org/browse/keyword/karma-launcher
    browsers: [process.env.TRAVIS ? 'Firefox' : 'PhantomJS'],
    // browsers: [process.env.TRAVIS ? 'Firefox' : 'Chrome'],

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

    // Concurrency level
    // how many browser should be started simultanous
    concurrency: Infinity,

    phantomjsLauncher: {
      // Have phantomjs exit if a ResourceError is encountered (useful if karma exits without killing phantom)
      exitOnResourceError: true
    },

    client: {
      captureConsole: true
    }
  });
};