Along the same lines, a friend is the business manager for a manufacturing company in Massachusetts. As part of the employment process, they require all applicants to take an IQ test. We're not talking Mensa here, just basic math and English.
They've been threatened with "discrimination" lawsuits by more than one applicant who's flunked the test.
Who needs it?
"A job centre has been slammed for refusing to display an advert for a 'reliable workers' - because it discriminated against unreliable applicants."
Details here
Probably not too far in our future in the U.S., I fear.