WEBPAGETEST RECORDER EXTENSION

An extension for Chrome Recorder to export a recorder session as a WebPageTest Custom Script.

Download WPT RECORDER EXTENSION using Add to Chrome button.

Support for Replay UI (Beta)

Now you can directly replay your recording using Webpagetest (Chrome 112 onwards)

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NOTE

• This extension is only compatible with Chrome v104 and above.
• Before exporting the script, ensure your recording plays back correctly in Chrome (to obtain the expected result).

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Generate your script using extension

1. Open the Recorder panel

• Open DevTools.
• Click on More options --> More tools > Recorder.

2. Start a new recording

• Enter recording name.
• Click on start recording button.
• Start surfing on the internet to register your events.
• End recording.

Refer to this link: https://developer.chrome.com/docs/devtools/recorder/ to learn more about Chrome Recorder

3. Export your script

After you are done with the recording

• Click on export icon and select "Export as a Webpagetest custom script"

4. Run Webpagetest test using script

• Open https://www.webpagetest.org
• Scroll down to custom script section and paste your WPT script.

• Hit Start Test Button

Now you have successfully generated a Webpagetest Custom Script using WEBPAGETEST RECORDER EXTENSION and Run a Webpagetest Test. Play around with the extension and have fun.

Testing

1. Clone the repo, run npm run build
2. Visit chrome://extensions
3. Enable "Developer mode" via toggle switch in upper right corner
4. Click "Load unpacked" button in upper left corner
5. Select the build directory produced by npm run build

Currently Supported Recorder Commands

• navigate (maps to navigate)
• setViewport (maps to setViewportSize)
• click (maps to execAndWait)
• change (maps to execAndWait)
• keydown (maps to execAndWait)
• keyup (maps to execAndWait)
• waitForElement (maps to waitFor)
• waitForExpression (maps to waitFor)
• doubleClick (maps to execAndWait)
• scroll (maps to execAndWait)

Resources

• Sample exported script
• Main Recorder-to-WPT repo
• Recorder docs