Is it called shallow love?

from the beginning,she always understand him.he measured her love on how faithfull and true to him by testing her,he neglect her many times,he always told her something and promise but seldom do it,before he is very sweet now he got angry to easy,seldom answere the phone,he hang up quickly if he got angry,before he wants to discuss and settled everything if have mis understanding,its difficult to intouch with him now the phone just keep on rignging or sometimes hang up or switch it off,he always told her he is busy with his work.if she is get tired and wanting to let go the relstionship,does it mean her love is shallow?with all the sacrifices she did?