How can I tell if the light in my refrigerator goes off or not when I close the door?

This will sound like a joke, but it's not: How can I tell for sure if the light in my refrigerator goes off or not when I close the door?

Signs a Refrigerator is Dying - Blog - Howard's

Do refrigerator door magnets lose their ability to keep the door

Will taping aluminum foil on a black refrigerator adequately

If refrigerators could talk, what do you think they would say to

Do refrigerator door magnets lose their ability to keep the door

The refrigerator is not working, but the light is on. What is the

Why is My Refrigerator Light Not Working?

36″ Glass Door Refrigerator with Bottom Freezer

How to reduce the vacuum of a refrigerator door - Quora

Does the fridge light turn off when you shut the door? - Quora