karma.conf.js

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

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

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

		// list of files / patterns to load in the browser
		files: [
			'sample/index.html',

            'src/jsonFormValidation.js',
			'src/*.js',

			'test/*.js',
            {
                pattern: 'testajax/*.*',
                served: true,
                included: false
            }
		],

        proxies: {
            '/testajax/': '/base/testajax/'
        },
		// list of files to exclude
		exclude: [],

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

		preprocessors: {
			// source files, that you wanna generate coverage for
			// do not include tests or libraries
			// (these files will be instrumented by Istanbul)
            'src/jsonFormValidation.js': ['coverage']
		},

		coverageReporter: {
			dir: 'coverage/',
			reporters: [
				{ type: 'html', subdir: '.' },
				{ type: 'text' }
			]
		},

		browserConsoleLogOptions: {level: "debug", format: "%b %T: %m", terminal: true},
		client: {
			captureConsole: 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_DEBUG,

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

		// start these browsers
		browsers: ['ChromeHeadless'],

		// set this to true when your want do to a single run, usefull to CI
		singleRun: false
	} )
};