zeppelin-web/src/app/app.controller.test.js

describe('Controller: MainCtrl', function() {
  beforeEach(angular.mock.module('zeppelinWebApp'));

  let scope;
  let rootScope;

  beforeEach(inject(function($controller, $rootScope) {
    rootScope = $rootScope;
    scope = $rootScope.$new();
    $controller('MainCtrl', {
      $scope: scope,
    });
  }));

  it('should attach "asIframe" to the scope and the default value should be false', function() {
    expect(scope.asIframe).toBeDefined();
    expect(scope.asIframe).toEqual(false);
  });

  it('should set the default value of "looknfeel to "default"', function() {
    expect(scope.looknfeel).toEqual('default');
  });

  it('should set "asIframe" flag to true when a controller broadcasts setIframe event', function() {
    rootScope.$broadcast('setIframe', true);
    expect(scope.asIframe).toEqual(true);
  });
});