assertAttribute with a target of ide=calcli@disabled results in a test failure message “Could not find element attribute: id=calcli@disabled”. The calcli element exists and has the disabled attribute.
Do any developers watch these Bug Report posts? If not, I won’t waste my time posting them and find a different tool whose developers are more responsive.
Sorry for the late response. I’ve made an example here https://gist.github.com/devalex88/c776e274ca95a1c96ccf031857007215.
May I take a look at your script?