I am trying to write a test in jasmine for JavaScript code including DOM elements which doesn't work. It works when I test only for JavaScript code (just simple functions but not for DOM elements). I have been researching for so long and can'...
I'm using the jsdom node.js module for an app that does some web scraping to get some data it needs.  This works perfectly fine when I run locally.  When I push the application to cloudfoundry however, it crashes.  The log is as follows:     ====...
I am writing tests using Jest for components that use canvas elements. I keep getting an error when I run my tests that looks like this.  Error: Not implemented: HTMLCanvasElement.prototype.getContext (without installing the canvas npm package)   Fro...
So I am writing some tests for code that adds a click event on the document.  I am using JSDom, ReactJS, and Mocha/Chai setup.  I have tried the following code in a test:  document.addEventListener('click', function() {   console.log('tes...
I'm trying to migrate from AVA to Jest. In AVA you can set ava.setup, in which you set the jsdom environment. For example, creating the DOM structure and doing necessary polyfills (localStorage).  How do I accomplish that in Jest? Currently, I...
I am trying to manipulate a remote HTML and return it manipulated. I decided to use JSDOM but cannot figure out how to get the manipulated HTML back. Any ideas?    jsdom.env({         url: "http://www.cnn.com",         scripts: ["http://c...
I'd like to execute some d3 code from the command line. Initially I just tried something like:  task 'data', 'Build some data with d3', ->       d3 = require('lib/d3.v2')       console.log "d3 version = "+ d3.ve...
hi experts im a new guy and i have a program that builds a dynamic script inside a existing script  <html> <head>     <title>Depot</title>     <meta name="viewport" content="width=device-width, initial-scale=1&#...
var elementFrame = window.document.createElement('iframe');     elementFrame.style.display = 'none';     elementFrame = window.document.body.insertBefore(elementFrame, null);  if (elementFrame.contentDocument) {     element = elementF...
I'm new to unit testing, and I'm aware my tests may not be valuable or following a specific best practice, but I'm focused on getting this working, which will allow me to test my frontend code using JSDOM.  const { JSDOM } = require('...

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