Could this person that I know have autism for many reasons listed below?

1. He was tested for autism at least once when he was a minor.

2. He hates phone calls with nearly everyone except two people. It is super super super rare that he likes phone calls with anyone and he has been alive 34 years.

3. With nearly everyone he has to do something while talking, regardless if it is in person, online, etc. He has to walk, eat, play video games, etc.

4. He needs a social recharge with nearly everyone after talking to them.

5. He can't relate to nearly everyone. It is super super rare.

6. He has an obsession with his romantic partner to the point he can't live without her. He almost committed suicide because of how he can't relate to nearly everyone, about his obsession with his romantic partner.

Could this person that I know have autism for many reasons listed below?
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