1.0TestGridhttps://testgrid.io/docstestgridhttps://testgrid.io/docs/author/testgrid/rich600338<blockquote class="wp-embedded-content" data-secret="dkxfrs97a3"><a href="https://testgrid.io/docs/document/visual-regression-testing-using-codeless-automation/">Visual Regression Testing Using Codeless Automation</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://testgrid.io/docs/document/visual-regression-testing-using-codeless-automation/embed/#?secret=dkxfrs97a3" width="600" height="338" title="“Visual Regression Testing Using Codeless Automation” — TestGrid" data-secret="dkxfrs97a3" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script> /*! This file is auto-generated */ !function(d,l){"use strict";l.querySelector&&d.addEventListener&&"undefined"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!/[^a-zA-Z0-9]/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret="'+t.secret+'"]'),o=l.querySelectorAll('blockquote[data-secret="'+t.secret+'"]'),c=new RegExp("^https?:$","i"),i=0;i<o.length;i++)o[i].style.display="none";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute("style"),"height"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):"link"===t.message&&(r=new URL(s.getAttribute("src")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener("message",d.wp.receiveEmbedMessage,!1),l.addEventListener("DOMContentLoaded",function(){for(var e,t,s=l.querySelectorAll("iframe.wp-embedded-content"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute("data-secret"))||(t=Math.random().toString(36).substring(2,12),e.src+="#?secret="+t,e.setAttribute("data-secret",t)),e.contentWindow.postMessage({message:"ready",secret:t},"*")},!1)))}(window,document); //# sourceURL=https://testgrid.io/docs/wp-includes/js/wp-embed.min.js </script> Overview Regression testing is performed whenever developers make code changes to ensure that existing functionalities remain unaffected. Similarly, visual regression testing focuses on verifying that these changes do not disrupt the software’s visual interface. Visual regression testing is essential for identifying and addressing visual errors or defects caused by improper styles, alignments, fonts, or other […]https://testgrid.io/docs/wp-content/uploads/2025/12/Screenshot-2025-12-24-at-19.57.57-1.png28961597