Human Benchmark WPM

script.js

// ==UserScript==
// @name     Human benchmark typing
// @version  1
// @grant    none
// @match    https://humanbenchmark.com/tests/typing
// ==/UserScript==


const typeText = async (text, targetDiv) => {
  for (const ch of text) {
    let event = new KeyboardEvent('keydown', {
      'key': ch,
      'code': `Key${ch.toUpperCase()}`,
      'charCode': ch.charCodeAt(0),
      'keyCode': ch.charCodeAt(0),
       'bubbles': true,
      'cancelable': true,
      'which': ch.charCodeAt(0),
    });
    

    targetDiv.dispatchEvent(event);
    await new Promise(resolve => setTimeout(resolve, 1)); 
  }
};

const execute = () => {
  const textDivs = document.getElementsByClassName('letters');
  
  if (textDivs.length === 0) {
    console.log("No text divs found.");
    return;
  }
  
    const textDiv = textDivs[0];
  
  
  let chars = '';
  const childElements = textDiv.childNodes; 
  
  childElements.forEach((child) => {
    if (child.innerHTML) {
      chars += child.innerHTML;
    }
  });

  
  if (textDiv) {
    typeText(chars, textDiv);
  } else {
    console.log("No target div found.");
  }
  
  
  console.log(chars);
};

execute();