text: //exporrt grunt module to grunt command
  module.exports = function(grunt){
      console.log("this is grunt file");
      grunt.initConfig({  //initialize the configurations to configure plugins
         pkg: grunt.file.readJSON('package.json'),  //read package.json for 
          karma: {
          unit: {
      configFile: 'karma.conf.js'
    }
  }
      });
      //load the plugin
      grunt.loadNpmTasks('grunt-karma');
      //register the task to manage or run all the task
      grunt.registerTask("default",['karma']); //['clean','cssmin','uglify:admintarget']);
  };