Introduce unit tests for all of the noble directory

[barbalet]

Occasionally bugs are introduced to the noble directory. Each file needs a series of unit tests to check the code is maintained and functioning.

[barbalet]

*Difficult to Unitize
audio.c
execute.c
gldraw.c
network.c

*Good Candidate
compress.c
land.c

*Done
interpret.c
io.c
math.c
object.c
parse.c

[barbalet]

May add land testing and territory testing in the future. For now closing this issue.