chore: add more defensive checks on global usage

[vercel[bot]]

@sunwrobert is attempting to deploy a commit to the Barvian Team on Vercel.

A member of the Team first needs to authorize it.

[barvian]

Thanks @sunwrobert 👋. Did this fix all the jest-dom issues you were experiencing?

[sunwrobert]

Yup @barvian verified that it works after these changes.

[barvian]

Awesome, lgtm!