The code is already implemented in this step:
Then(/^page has no ResourceLoader errors$/)
Version: unspecified
Severity: normal
The code is already implemented in this step:
Then(/^page has no ResourceLoader errors$/)
Version: unspecified
Severity: normal
This might be interesting:
Using WebDriver to automatically check for JavaScript errors on every page (2016 edition)
Unlikely to ever be resolved because of T139740: Port Selenium tests from Ruby to Node.js.