tests,base: Added GTest for base/socket.cc

It should be noted that some features of this class have not been fully
tested due to interaction with system-calls.

Change-Id: I8315188327e022ac4c98aa9ce4bd38243266ab17
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/23984
Reviewed-by: Daniel Carvalho <odanrc@yahoo.com.br>
Maintainer: Jason Lowe-Power <jason@lowepower.com>
Tested-by: kokoro <noreply+kokoro@google.com>
4 files changed