@spalger/kibana/src/ui/public/vislib/__tests__/lib/error_handler.js

Kibana is an open source (Apache Licensed), browser based analytics and search dashboard for Elasticsearch. Kibana is a snap to setup and start using. Kibana strives to be easy to get started with, while also being flexible and powerful, just like Elastic

var expect = require('expect.js');
var angular = require('angular');
var ngMock = require('ngMock');

describe('Vislib ErrorHandler Test Suite', function () {
  var ErrorHandler;
  var errorHandler;

  beforeEach(ngMock.module('kibana'));
  beforeEach(ngMock.inject(function (Private) {
    ErrorHandler = Private(require('ui/vislib/lib/_error_handler'));
    errorHandler = new ErrorHandler();
  }));

  describe('validateWidthandHeight Method', function () {
    it('should throw an error when width and/or height is 0', function () {
      expect(function () {
        errorHandler.validateWidthandHeight(0, 200);
      }).to.throwError();
      expect(function () {
        errorHandler.validateWidthandHeight(200, 0);
      }).to.throwError();
    });

    it('should throw an error when width and/or height is NaN', function () {
      expect(function () {
        errorHandler.validateWidthandHeight(null, 200);
      }).to.throwError();
      expect(function () {
        errorHandler.validateWidthandHeight(200, null);
      }).to.throwError();
    });
  });

});